/* * BitJazz SheerVideo decoder * Copyright (c) 2016 Paul B Mahol * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include #include #include #include "libavutil/intreadwrite.h" #include "avcodec.h" #include "get_bits.h" #include "internal.h" #include "thread.h" typedef struct SheerVideoContext { unsigned format; int alt; VLC vlc[2]; void (*decode_frame)(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb); } SheerVideoContext; static const uint8_t l_r_rgb[256] = { 3, 3, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 4, 4, 4, }; static const uint8_t l_r_rgbi[256] = { 3, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 4, 4, 4, }; static const uint8_t l_g_rgbi[256] = { 1, 3, 4, 5, 6, 7, 7, 8, 9, 9, 10, 10, 10, 10, 11, 11, 11, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 11, 10, 10, 10, 9, 9, 9, 8, 8, 7, 6, 5, 5, 3, }; static const uint8_t l_g_rgb[256] = { 2, 2, 4, 4, 6, 7, 9, 9, 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 12, 12, 12, 11, 11, 11, 10, 9, 9, 8, 6, 4, 3, 3, }; static const uint8_t l_y_ybr[256] = { 3, 3, 4, 4, 5, 5, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6, 5, 4, 4, 3, }; static const uint8_t l_u_ybr[256] = { 1, 2, 4, 6, 9, 10, 11, 11, 12, 12, 13, 13, 13, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 13, 13, 13, 12, 12, 11, 11, 10, 8, 5, 3, }; static const uint8_t l_y_ybyr[256] = { 3, 3, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 4, 4, 4, }; static const uint8_t l_u_ybyr[256] = { 1, 2, 4, 6, 8, 9, 10, 10, 11, 11, 12, 12, 12, 13, 13, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 14, 14, 14, 14, 13, 13, 13, 12, 12, 11, 11, 10, 10, 9, 8, 7, 6, 3, }; static const uint8_t l_y_byry[256] = { 3, 3, 4, 4, 5, 5, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6, 5, 4, 4, 3, }; static const uint8_t l_u_byry[256] = { 1, 2, 4, 6, 8, 9, 9, 10, 11, 11, 12, 12, 13, 13, 13, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 13, 13, 12, 12, 12, 11, 11, 10, 9, 8, 7, 6, 3, }; static const uint8_t l_y_ybr10i[1024] = { 3, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, }; static const uint8_t l_y_ybr10[1024] = { 4, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, }; static const uint8_t l_u_ybr10i[1024] = { 2, 3, 4, 4, 5, 5, 6, 7, 7, 8, 8, 9, 9, 9, 9, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 9, 8, 8, 8, 7, 6, 5, 5, 4, 4, 3, }; static const uint8_t l_u_ybr10[1024] = { 2, 3, 3, 4, 5, 5, 6, 7, 8, 9, 9, 10, 10, 10, 11, 11, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 6, 5, 4, 4, 3, }; static const uint8_t l_r_rgbx[1024] = { 4, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, }; static const uint8_t l_g_rgbx[1024] = { 3, 4, 4, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 8, 8, 9, 9, 9, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 9, 9, 9, 9, 8, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, }; static const uint8_t l_y_yry10[1024] = { 4, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, }; static const uint8_t l_y_yry10i[1024] = { 3, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, }; static const uint8_t l_u_yry10[1024] = { 2, 3, 3, 4, 5, 6, 7, 7, 8, 8, 8, 9, 9, 10, 10, 10, 10, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 10, 10, 10, 10, 9, 9, 9, 8, 8, 7, 7, 6, 5, 4, 4, 3, }; static const uint8_t l_u_yry10i[1024] = { 2, 4, 4, 4, 5, 6, 6, 6, 7, 7, 7, 8, 8, 8, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 8, 8, 7, 7, 7, 6, 6, 5, 5, 4, 4, 3, }; static const uint8_t l_y_ybri[256] = { 3, 3, 4, 4, 5, 5, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 4, 3, }; static const uint8_t l_u_ybri[256] = { 1, 3, 5, 6, 8, 8, 9, 10, 10, 11, 11, 12, 12, 13, 13, 13, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 13, 13, 13, 12, 12, 11, 11, 10, 10, 9, 8, 8, 6, 5, 2, }; static const uint8_t l_y_byryi[256] = { 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 4, 4, 3, }; static const uint8_t l_u_byryi[256] = { 1, 3, 4, 6, 6, 7, 8, 8, 9, 9, 10, 10, 10, 11, 11, 11, 12, 12, 12, 12, 13, 13, 13, 13, 13, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 13, 13, 13, 13, 12, 12, 12, 12, 11, 11, 11, 10, 10, 10, 9, 9, 8, 8, 7, 7, 5, 4, 3, }; static const uint8_t l_r_rgbxi[1024] = { 3, 4, 4, 4, 5, 5, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 5, 5, 4, 4, 4, }; static const uint8_t l_g_rgbxi[1024] = { 2, 3, 4, 4, 6, 6, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 4, 4, 3, }; static void decode_ca4i(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint16_t *dst_y, *dst_u, *dst_v, *dst_a; int x, y; dst_a = (uint16_t *)p->data[3]; dst_y = (uint16_t *)p->data[0]; dst_u = (uint16_t *)p->data[1]; dst_v = (uint16_t *)p->data[2]; for (y = 0; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_a[x] = get_bits(gb, 10); dst_y[x] = get_bits(gb, 10); dst_u[x] = get_bits(gb, 10); dst_v[x] = get_bits(gb, 10); } } else { int pred[4] = { 502, 512, 512, 502 }; for (x = 0; x < avctx->width; x++) { int y, u, v, a; a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_a[x] = pred[3] = (a + pred[3]) & 0x3ff; dst_y[x] = pred[0] = (y + pred[0]) & 0x3ff; dst_u[x] = pred[1] = (u + pred[1]) & 0x3ff; dst_v[x] = pred[2] = (v + pred[2]) & 0x3ff; } } dst_y += p->linesize[0] / 2; dst_u += p->linesize[1] / 2; dst_v += p->linesize[2] / 2; dst_a += p->linesize[3] / 2; } } static void decode_ca4p(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint16_t *dst_y, *dst_u, *dst_v, *dst_a; int x, y; dst_a = (uint16_t *)p->data[3]; dst_y = (uint16_t *)p->data[0]; dst_u = (uint16_t *)p->data[1]; dst_v = (uint16_t *)p->data[2]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_a[x] = get_bits(gb, 10); dst_y[x] = get_bits(gb, 10); dst_u[x] = get_bits(gb, 10); dst_v[x] = get_bits(gb, 10); } } else { int pred[4] = { 502, 512, 512, 502 }; for (x = 0; x < avctx->width; x++) { int y, u, v, a; a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_a[x] = pred[3] = (a + pred[3]) & 0x3ff; dst_y[x] = pred[0] = (y + pred[0]) & 0x3ff; dst_u[x] = pred[1] = (u + pred[1]) & 0x3ff; dst_v[x] = pred[2] = (v + pred[2]) & 0x3ff; } } dst_y += p->linesize[0] / 2; dst_u += p->linesize[1] / 2; dst_v += p->linesize[2] / 2; dst_a += p->linesize[3] / 2; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_a[x] = get_bits(gb, 10); dst_y[x] = get_bits(gb, 10); dst_u[x] = get_bits(gb, 10); dst_v[x] = get_bits(gb, 10); } } else { int pred_TL[4], pred_L[4], pred_T[4]; int y, u, v, a; pred_TL[0] = pred_L[0] = dst_y[-p->linesize[0] / 2]; pred_TL[1] = pred_L[1] = dst_u[-p->linesize[1] / 2]; pred_TL[2] = pred_L[2] = dst_v[-p->linesize[2] / 2]; pred_TL[3] = pred_L[3] = dst_a[-p->linesize[3] / 2]; for (x = 0; x < avctx->width; x++) { pred_T[0] = dst_y[-p->linesize[0] / 2 + x]; pred_T[1] = dst_u[-p->linesize[1] / 2 + x]; pred_T[2] = dst_v[-p->linesize[2] / 2 + x]; pred_T[3] = dst_a[-p->linesize[3] / 2 + x]; a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_a[x] = pred_L[3] = (a + ((3 * (pred_T[3] + pred_L[3]) - 2 * pred_TL[3]) >> 2)) & 0x3ff; dst_y[x] = pred_L[0] = (y + ((3 * (pred_T[0] + pred_L[0]) - 2 * pred_TL[0]) >> 2)) & 0x3ff; dst_u[x] = pred_L[1] = (u + ((3 * (pred_T[1] + pred_L[1]) - 2 * pred_TL[1]) >> 2)) & 0x3ff; dst_v[x] = pred_L[2] = (v + ((3 * (pred_T[2] + pred_L[2]) - 2 * pred_TL[2]) >> 2)) & 0x3ff; pred_TL[0] = pred_T[0]; pred_TL[1] = pred_T[1]; pred_TL[2] = pred_T[2]; pred_TL[3] = pred_T[3]; } } dst_y += p->linesize[0] / 2; dst_u += p->linesize[1] / 2; dst_v += p->linesize[2] / 2; dst_a += p->linesize[3] / 2; } } static void decode_ybr10i(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint16_t *dst_y, *dst_u, *dst_v; int x, y; dst_y = (uint16_t *)p->data[0]; dst_u = (uint16_t *)p->data[1]; dst_v = (uint16_t *)p->data[2]; for (y = 0; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_y[x] = get_bits(gb, 10); dst_u[x] = get_bits(gb, 10); dst_v[x] = get_bits(gb, 10); } } else { int pred[4] = { 502, 512, 512, 512 }; for (x = 0; x < avctx->width; x++) { int y, u, v; y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x] = pred[0] = (y + pred[0]) & 0x3ff; dst_u[x] = pred[1] = (u + pred[1]) & 0x3ff; dst_v[x] = pred[2] = (v + pred[2]) & 0x3ff; } } dst_y += p->linesize[0] / 2; dst_u += p->linesize[1] / 2; dst_v += p->linesize[2] / 2; } } static void decode_ybr10(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint16_t *dst_y, *dst_u, *dst_v; int x, y; dst_y = (uint16_t *)p->data[0]; dst_u = (uint16_t *)p->data[1]; dst_v = (uint16_t *)p->data[2]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_y[x] = get_bits(gb, 10); dst_u[x] = get_bits(gb, 10); dst_v[x] = get_bits(gb, 10); } } else { int pred[4] = { 502, 512, 512, 512 }; for (x = 0; x < avctx->width; x++) { int y, u, v; y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x] = pred[0] = (y + pred[0]) & 0x3ff; dst_u[x] = pred[1] = (u + pred[1]) & 0x3ff; dst_v[x] = pred[2] = (v + pred[2]) & 0x3ff; } } dst_y += p->linesize[0] / 2; dst_u += p->linesize[1] / 2; dst_v += p->linesize[2] / 2; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_y[x] = get_bits(gb, 10); dst_u[x] = get_bits(gb, 10); dst_v[x] = get_bits(gb, 10); } } else { int pred_TL[4], pred_L[4], pred_T[4]; int y, u, v; pred_TL[0] = pred_L[0] = dst_y[-p->linesize[0] / 2]; pred_TL[1] = pred_L[1] = dst_u[-p->linesize[1] / 2]; pred_TL[2] = pred_L[2] = dst_v[-p->linesize[2] / 2]; for (x = 0; x < avctx->width; x++) { pred_T[0] = dst_y[-p->linesize[0] / 2 + x]; pred_T[1] = dst_u[-p->linesize[1] / 2 + x]; pred_T[2] = dst_v[-p->linesize[2] / 2 + x]; y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x] = pred_L[0] = (y + ((3 * (pred_T[0] + pred_L[0]) - 2 * pred_TL[0]) >> 2)) & 0x3ff; dst_u[x] = pred_L[1] = (u + ((3 * (pred_T[1] + pred_L[1]) - 2 * pred_TL[1]) >> 2)) & 0x3ff; dst_v[x] = pred_L[2] = (v + ((3 * (pred_T[2] + pred_L[2]) - 2 * pred_TL[2]) >> 2)) & 0x3ff; pred_TL[0] = pred_T[0]; pred_TL[1] = pred_T[1]; pred_TL[2] = pred_T[2]; } } dst_y += p->linesize[0] / 2; dst_u += p->linesize[1] / 2; dst_v += p->linesize[2] / 2; } } static void decode_yry10i(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint16_t *dst_y, *dst_u, *dst_v; int x, y; dst_y = (uint16_t *)p->data[0]; dst_u = (uint16_t *)p->data[1]; dst_v = (uint16_t *)p->data[2]; for (y = 0; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_y[x ] = get_bits(gb, 10); dst_u[x / 2] = get_bits(gb, 10); dst_y[x + 1] = get_bits(gb, 10); dst_v[x / 2] = get_bits(gb, 10); } } else { int pred[4] = { 502, 512, 512, 0 }; for (x = 0; x < avctx->width; x += 2) { int y1, y2, u, v; y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred[0] = (y1 + pred[0]) & 0x3ff; dst_u[x / 2] = pred[1] = (u + pred[1]) & 0x3ff; dst_y[x + 1] = pred[0] = (y2 + pred[0]) & 0x3ff; dst_v[x / 2] = pred[2] = (v + pred[2]) & 0x3ff; } } dst_y += p->linesize[0] / 2; dst_u += p->linesize[1] / 2; dst_v += p->linesize[2] / 2; } } static void decode_yry10(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint16_t *dst_y, *dst_u, *dst_v; int x, y; dst_y = (uint16_t *)p->data[0]; dst_u = (uint16_t *)p->data[1]; dst_v = (uint16_t *)p->data[2]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_y[x ] = get_bits(gb, 10); dst_u[x / 2] = get_bits(gb, 10); dst_y[x + 1] = get_bits(gb, 10); dst_v[x / 2] = get_bits(gb, 10); } } else { int pred[4] = { 502, 512, 512, 0 }; for (x = 0; x < avctx->width; x += 2) { int y1, y2, u, v; y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred[0] = (y1 + pred[0]) & 0x3ff; dst_u[x / 2] = pred[1] = (u + pred[1]) & 0x3ff; dst_y[x + 1] = pred[0] = (y2 + pred[0]) & 0x3ff; dst_v[x / 2] = pred[2] = (v + pred[2]) & 0x3ff; } } dst_y += p->linesize[0] / 2; dst_u += p->linesize[1] / 2; dst_v += p->linesize[2] / 2; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_y[x ] = get_bits(gb, 10); dst_u[x / 2] = get_bits(gb, 10); dst_y[x + 1] = get_bits(gb, 10); dst_v[x / 2] = get_bits(gb, 10); } } else { int pred_TL[6], pred_L[6], pred_T[6]; int y1, y2, u, v; pred_TL[0] = pred_L[0] = dst_y[-p->linesize[0] / 2]; pred_TL[1] = pred_L[1] = dst_u[-p->linesize[1] / 2]; pred_TL[2] = pred_L[2] = dst_v[-p->linesize[2] / 2]; for (x = 0; x < avctx->width; x += 2) { pred_T[0] = dst_y[-p->linesize[0] / 2 + x]; pred_T[3] = dst_y[-p->linesize[0] / 2 + x + 1]; pred_T[1] = dst_u[-p->linesize[1] / 2 + x / 2]; pred_T[2] = dst_v[-p->linesize[2] / 2 + x / 2]; y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred_L[0] = (y1 + ((3 * (pred_T[0] + pred_L[0]) - 2 * pred_TL[0]) >> 2)) & 0x3ff; dst_u[x / 2] = pred_L[1] = (u + (((pred_L[1] - pred_TL[1]) >> 1) + pred_T[1])) & 0x3ff; dst_y[x + 1] = pred_L[0] = (y2 + ((3 * (pred_T[3] + pred_L[0]) - 2 * pred_T[0]) >> 2)) & 0x3ff; dst_v[x / 2] = pred_L[2] = (v + (((pred_L[2] - pred_TL[2]) >> 1) + pred_T[2])) & 0x3ff; pred_TL[0] = pred_T[3]; pred_TL[1] = pred_T[1]; pred_TL[2] = pred_T[2]; } } dst_y += p->linesize[0] / 2; dst_u += p->linesize[1] / 2; dst_v += p->linesize[2] / 2; } } static void decode_ca2i(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint16_t *dst_y, *dst_u, *dst_v, *dst_a; int x, y; dst_y = (uint16_t *)p->data[0]; dst_u = (uint16_t *)p->data[1]; dst_v = (uint16_t *)p->data[2]; dst_a = (uint16_t *)p->data[3]; for (y = 0; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_a[x ] = get_bits(gb, 10); dst_y[x ] = get_bits(gb, 10); dst_u[x / 2] = get_bits(gb, 10); dst_a[x + 1] = get_bits(gb, 10); dst_y[x + 1] = get_bits(gb, 10); dst_v[x / 2] = get_bits(gb, 10); } } else { int pred[4] = { 502, 512, 512, 502 }; for (x = 0; x < avctx->width; x += 2) { int y1, y2, u, v, a1, a2; a1 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); a2 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred[0] = (y1 + pred[0]) & 0x3ff; dst_u[x / 2] = pred[1] = (u + pred[1]) & 0x3ff; dst_y[x + 1] = pred[0] = (y2 + pred[0]) & 0x3ff; dst_a[x ] = pred[3] = (a1 + pred[3]) & 0x3ff; dst_v[x / 2] = pred[2] = (v + pred[2]) & 0x3ff; dst_a[x + 1] = pred[3] = (a2 + pred[3]) & 0x3ff; } } dst_y += p->linesize[0] / 2; dst_u += p->linesize[1] / 2; dst_v += p->linesize[2] / 2; dst_a += p->linesize[3] / 2; } } static void decode_ca2p(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint16_t *dst_y, *dst_u, *dst_v, *dst_a; int x, y; dst_y = (uint16_t *)p->data[0]; dst_u = (uint16_t *)p->data[1]; dst_v = (uint16_t *)p->data[2]; dst_a = (uint16_t *)p->data[3]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_a[x ] = get_bits(gb, 10); dst_y[x ] = get_bits(gb, 10); dst_u[x / 2] = get_bits(gb, 10); dst_a[x + 1] = get_bits(gb, 10); dst_y[x + 1] = get_bits(gb, 10); dst_v[x / 2] = get_bits(gb, 10); } } else { int pred[4] = { 502, 512, 512, 502 }; for (x = 0; x < avctx->width; x += 2) { int y1, y2, u, v, a1, a2; a1 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); a2 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred[0] = (y1 + pred[0]) & 0x3ff; dst_u[x / 2] = pred[1] = (u + pred[1]) & 0x3ff; dst_y[x + 1] = pred[0] = (y2 + pred[0]) & 0x3ff; dst_a[x ] = pred[3] = (a1 + pred[3]) & 0x3ff; dst_v[x / 2] = pred[2] = (v + pred[2]) & 0x3ff; dst_a[x + 1] = pred[3] = (a2 + pred[3]) & 0x3ff; } } dst_y += p->linesize[0] / 2; dst_u += p->linesize[1] / 2; dst_v += p->linesize[2] / 2; dst_a += p->linesize[3] / 2; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_a[x ] = get_bits(gb, 10); dst_y[x ] = get_bits(gb, 10); dst_u[x / 2] = get_bits(gb, 10); dst_a[x + 1] = get_bits(gb, 10); dst_y[x + 1] = get_bits(gb, 10); dst_v[x / 2] = get_bits(gb, 10); } } else { int pred_TL[6], pred_L[6], pred_T[6]; int y1, y2, u, v, a1, a2; pred_TL[0] = pred_L[0] = dst_y[-p->linesize[0] / 2]; pred_TL[1] = pred_L[1] = dst_u[-p->linesize[1] / 2]; pred_TL[2] = pred_L[2] = dst_v[-p->linesize[2] / 2]; pred_TL[4] = pred_L[4] = dst_a[-p->linesize[3] / 2]; for (x = 0; x < avctx->width; x += 2) { pred_T[0] = dst_y[-p->linesize[0] / 2 + x]; pred_T[3] = dst_y[-p->linesize[0] / 2 + x + 1]; pred_T[1] = dst_u[-p->linesize[1] / 2 + x / 2]; pred_T[2] = dst_v[-p->linesize[2] / 2 + x / 2]; pred_T[4] = dst_a[-p->linesize[3] / 2 + x]; pred_T[5] = dst_a[-p->linesize[3] / 2 + x + 1]; a1 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); a2 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred_L[0] = (y1 + ((3 * (pred_T[0] + pred_L[0]) - 2 * pred_TL[0]) >> 2)) & 0x3ff; dst_u[x / 2] = pred_L[1] = (u + (((pred_L[1] - pred_TL[1]) >> 1) + pred_T[1])) & 0x3ff; dst_y[x + 1] = pred_L[0] = (y2 + ((3 * (pred_T[3] + pred_L[0]) - 2 * pred_T[0]) >> 2)) & 0x3ff; dst_v[x / 2] = pred_L[2] = (v + (((pred_L[2] - pred_TL[2]) >> 1) + pred_T[2])) & 0x3ff; dst_a[x ] = pred_L[4] = (a1 + ((3 * (pred_T[4] + pred_L[4]) - 2 * pred_TL[4]) >> 2)) & 0x3ff; dst_a[x + 1] = pred_L[4] = (a2 + ((3 * (pred_T[5] + pred_L[4]) - 2 * pred_T[4]) >> 2)) & 0x3ff; pred_TL[0] = pred_T[3]; pred_TL[1] = pred_T[1]; pred_TL[2] = pred_T[2]; pred_TL[4] = pred_T[5]; } } dst_y += p->linesize[0] / 2; dst_u += p->linesize[1] / 2; dst_v += p->linesize[2] / 2; dst_a += p->linesize[3] / 2; } } static void decode_c82i(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint8_t *dst_y, *dst_u, *dst_v, *dst_a; int x, y; dst_y = p->data[0]; dst_u = p->data[1]; dst_v = p->data[2]; dst_a = p->data[3]; for (y = 0; y < avctx->height; y += 1) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_a[x ] = get_bits(gb, 8); dst_y[x ] = get_bits(gb, 8); dst_u[x / 2] = get_bits(gb, 8); dst_a[x + 1] = get_bits(gb, 8); dst_y[x + 1] = get_bits(gb, 8); dst_v[x / 2] = get_bits(gb, 8); } } else { int pred[4] = { 125, -128, -128, 125 }; for (x = 0; x < avctx->width; x += 2) { int y1, y2, u, v, a1, a2; a1 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); a2 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred[0] = (y1 + pred[0]) & 0xff; dst_y[x + 1] = pred[0] = (y2 + pred[0]) & 0xff; dst_u[x / 2] = pred[1] = (u + pred[1]) & 0xff; dst_v[x / 2] = pred[2] = (v + pred[2]) & 0xff; dst_a[x ] = pred[3] = (a1 + pred[3]) & 0xff; dst_a[x + 1] = pred[3] = (a2 + pred[3]) & 0xff; } } dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; dst_a += p->linesize[3]; } } static void decode_c82p(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint8_t *dst_y, *dst_u, *dst_v, *dst_a; int x, y; dst_y = p->data[0]; dst_u = p->data[1]; dst_v = p->data[2]; dst_a = p->data[3]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_a[x ] = get_bits(gb, 8); dst_y[x ] = get_bits(gb, 8); dst_u[x / 2] = get_bits(gb, 8); dst_a[x + 1] = get_bits(gb, 8); dst_y[x + 1] = get_bits(gb, 8); dst_v[x / 2] = get_bits(gb, 8); } } else { int pred[4] = { 125, -128, -128, 125 }; for (x = 0; x < avctx->width; x += 2) { int y1, y2, u, v, a1, a2; a1 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); a2 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred[0] = (y1 + pred[0]) & 0xff; dst_u[x / 2] = pred[1] = (u + pred[1]) & 0xff; dst_y[x + 1] = pred[0] = (y2 + pred[0]) & 0xff; dst_a[x ] = pred[3] = (a1 + pred[3]) & 0xff; dst_v[x / 2] = pred[2] = (v + pred[2]) & 0xff; dst_a[x + 1] = pred[3] = (a2 + pred[3]) & 0xff; } } dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; dst_a += p->linesize[3]; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_a[x ] = get_bits(gb, 8); dst_y[x ] = get_bits(gb, 8); dst_u[x / 2] = get_bits(gb, 8); dst_a[x + 1] = get_bits(gb, 8); dst_y[x + 1] = get_bits(gb, 8); dst_v[x / 2] = get_bits(gb, 8); } } else { int pred_TL[6], pred_L[6], pred_T[6]; int y1, y2, u, v, a1, a2; pred_TL[0] = pred_L[0] = dst_y[-p->linesize[0]]; pred_TL[1] = pred_L[1] = dst_u[-p->linesize[1]]; pred_TL[2] = pred_L[2] = dst_v[-p->linesize[2]]; pred_TL[4] = pred_L[4] = dst_a[-p->linesize[3]]; for (x = 0; x < avctx->width; x += 2) { pred_T[0] = dst_y[-p->linesize[0] + x]; pred_T[3] = dst_y[-p->linesize[0] + x + 1]; pred_T[1] = dst_u[-p->linesize[1] + x / 2]; pred_T[2] = dst_v[-p->linesize[2] + x / 2]; pred_T[4] = dst_a[-p->linesize[3] + x]; pred_T[5] = dst_a[-p->linesize[3] + x + 1]; a1 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); a2 = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred_L[0] = (y1 + ((3 * (pred_T[0] + pred_L[0]) - 2 * pred_TL[0]) >> 2)) & 0xff; dst_u[x / 2] = pred_L[1] = (u + (((pred_L[1] - pred_TL[1]) >> 1) + pred_T[1])) & 0xff; dst_y[x + 1] = pred_L[0] = (y2 + ((3 * (pred_T[3] + pred_L[0]) - 2 * pred_T[0]) >> 2)) & 0xff; dst_v[x / 2] = pred_L[2] = (v + (((pred_L[2] - pred_TL[2]) >> 1) + pred_T[2])) & 0xff; dst_a[x ] = pred_L[4] = (a1 + ((3 * (pred_T[4] + pred_L[4]) - 2 * pred_TL[4]) >> 2)) & 0xff; dst_a[x + 1] = pred_L[4] = (a2 + ((3 * (pred_T[5] + pred_L[4]) - 2 * pred_T[4]) >> 2)) & 0xff; pred_TL[0] = pred_T[3]; pred_TL[1] = pred_T[1]; pred_TL[2] = pred_T[2]; pred_TL[4] = pred_T[5]; } } dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; dst_a += p->linesize[3]; } } static void decode_ybyr(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint8_t *dst_y, *dst_u, *dst_v; int x, y; dst_y = p->data[0]; dst_u = p->data[1]; dst_v = p->data[2]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_y[x ] = get_bits(gb, 8); dst_u[x / 2] = get_bits(gb, 8) + 128; dst_y[x + 1] = get_bits(gb, 8); dst_v[x / 2] = get_bits(gb, 8) + 128; } } else { int pred[4] = { -128, 128, 128, 0 }; for (x = 0; x < avctx->width; x += 2) { int y1, y2, u, v; y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred[0] = (y1 + pred[0]) & 0xff; dst_u[x / 2] = pred[1] = (u + pred[1]) & 0xff; dst_y[x + 1] = pred[0] = (y2 + pred[0]) & 0xff; dst_v[x / 2] = pred[2] = (v + pred[2]) & 0xff; } } dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_y[x ] = get_bits(gb, 8); dst_u[x / 2] = get_bits(gb, 8) + 128; dst_y[x + 1] = get_bits(gb, 8); dst_v[x / 2] = get_bits(gb, 8) + 128; } } else { int pred_TL[4], pred_L[4], pred_T[4]; int y1, y2, u, v; pred_TL[0] = pred_L[0] = dst_y[-p->linesize[0]]; pred_TL[1] = pred_L[1] = dst_u[-p->linesize[1]]; pred_TL[2] = pred_L[2] = dst_v[-p->linesize[2]]; for (x = 0; x < avctx->width; x += 2) { pred_T[0] = dst_y[-p->linesize[0] + x]; pred_T[3] = dst_y[-p->linesize[0] + x + 1]; pred_T[1] = dst_u[-p->linesize[1] + x / 2]; pred_T[2] = dst_v[-p->linesize[2] + x / 2]; y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred_L[0] = (y1 + ((3 * (pred_T[0] + pred_L[0]) - 2 * pred_TL[0]) >> 2)) & 0xff; dst_u[x / 2] = pred_L[1] = (u + (((pred_L[1] - pred_TL[1]) >> 1) + pred_T[1])) & 0xff; dst_y[x + 1] = pred_L[0] = (y2 + ((3 * (pred_T[3] + pred_L[0]) - 2 * pred_T[0]) >> 2)) & 0xff; dst_v[x / 2] = pred_L[2] = (v + (((pred_L[2] - pred_TL[2]) >> 1) + pred_T[2])) & 0xff; pred_TL[0] = pred_T[3]; pred_TL[1] = pred_T[1]; pred_TL[2] = pred_T[2]; } } dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; } } static void decode_byryi(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint8_t *dst_y, *dst_u, *dst_v; int x, y; dst_y = p->data[0]; dst_u = p->data[1]; dst_v = p->data[2]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_y[x ] = get_bits(gb, 8); dst_u[x / 2] = get_bits(gb, 8); dst_y[x + 1] = get_bits(gb, 8); dst_v[x / 2] = get_bits(gb, 8); } } else { int pred[4] = { 125, -128, -128, 0 }; for (x = 0; x < avctx->width; x += 2) { int y1, y2, u, v; y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred[0] = (y1 + pred[0]) & 0xff; dst_u[x / 2] = pred[1] = (u + pred[1]) & 0xff; dst_y[x + 1] = pred[0] = (y2 + pred[0]) & 0xff; dst_v[x / 2] = pred[2] = (v + pred[2]) & 0xff; } } dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_y[x ] = get_bits(gb, 8); dst_u[x / 2] = get_bits(gb, 8); dst_y[x + 1] = get_bits(gb, 8); dst_v[x / 2] = get_bits(gb, 8); } } else { int pred_L[4]; int y1, y2, u, v; pred_L[0] = dst_y[-p->linesize[0]]; pred_L[1] = dst_u[-p->linesize[1]]; pred_L[2] = dst_v[-p->linesize[2]]; for (x = 0; x < avctx->width; x += 2) { y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred_L[0] = (y1 + pred_L[0]) & 0xff; dst_u[x / 2] = pred_L[1] = (u + pred_L[1]) & 0xff; dst_y[x + 1] = pred_L[0] = (y2 + pred_L[0]) & 0xff; dst_v[x / 2] = pred_L[2] = (v + pred_L[2]) & 0xff; } } dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; } } static void decode_byry(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint8_t *dst_y, *dst_u, *dst_v; int x, y; dst_y = p->data[0]; dst_u = p->data[1]; dst_v = p->data[2]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_y[x ] = get_bits(gb, 8); dst_u[x / 2] = get_bits(gb, 8); dst_y[x + 1] = get_bits(gb, 8); dst_v[x / 2] = get_bits(gb, 8); } } else { int pred[4] = { 125, -128, -128, 0 }; for (x = 0; x < avctx->width; x += 2) { int y1, y2, u, v; y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred[0] = (y1 + pred[0]) & 0xff; dst_u[x / 2] = pred[1] = (u + pred[1]) & 0xff; dst_y[x + 1] = pred[0] = (y2 + pred[0]) & 0xff; dst_v[x / 2] = pred[2] = (v + pred[2]) & 0xff; } } dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x += 2) { dst_y[x ] = get_bits(gb, 8); dst_u[x / 2] = get_bits(gb, 8); dst_y[x + 1] = get_bits(gb, 8); dst_v[x / 2] = get_bits(gb, 8); } } else { int pred_TL[4], pred_L[4], pred_T[4]; int y1, y2, u, v; pred_TL[0] = pred_L[0] = dst_y[-p->linesize[0]]; pred_TL[1] = pred_L[1] = dst_u[-p->linesize[1]]; pred_TL[2] = pred_L[2] = dst_v[-p->linesize[2]]; for (x = 0; x < avctx->width; x += 2) { pred_T[0] = dst_y[-p->linesize[0] + x]; pred_T[3] = dst_y[-p->linesize[0] + x + 1]; pred_T[1] = dst_u[-p->linesize[1] + x / 2]; pred_T[2] = dst_v[-p->linesize[2] + x / 2]; y1 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y2 = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x ] = pred_L[0] = (y1 + ((3 * (pred_T[0] + pred_L[0]) - 2 * pred_TL[0]) >> 2)) & 0xff; dst_u[x / 2] = pred_L[1] = (u + (((pred_L[1] - pred_TL[1]) >> 1) + pred_T[1])) & 0xff; dst_y[x + 1] = pred_L[0] = (y2 + ((3 * (pred_T[3] + pred_L[0]) - 2 * pred_T[0]) >> 2)) & 0xff; dst_v[x / 2] = pred_L[2] = (v + (((pred_L[2] - pred_TL[2]) >> 1) + pred_T[2])) & 0xff; pred_TL[0] = pred_T[3]; pred_TL[1] = pred_T[1]; pred_TL[2] = pred_T[2]; } } dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; } } static void decode_ybri(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint8_t *dst_y, *dst_u, *dst_v; int x, y; dst_y = p->data[0]; dst_u = p->data[1]; dst_v = p->data[2]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_y[x] = get_bits(gb, 8); dst_u[x] = get_bits(gb, 8); dst_v[x] = get_bits(gb, 8); } } else { int pred[4] = { s->alt ? 125 : -146, -128, -128, -128 }; for (x = 0; x < avctx->width; x++) { int y, u, v; y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x] = pred[0] = (y + pred[0]) & 0xff; dst_u[x] = pred[1] = (u + pred[1]) & 0xff; dst_v[x] = pred[2] = (v + pred[2]) & 0xff; } } dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_y[x] = get_bits(gb, 8); dst_u[x] = get_bits(gb, 8); dst_v[x] = get_bits(gb, 8); } } else { int pred_L[4]; int y, u, v; pred_L[0] = dst_y[-p->linesize[0]]; pred_L[1] = dst_u[-p->linesize[1]]; pred_L[2] = dst_v[-p->linesize[2]]; for (x = 0; x < avctx->width; x++) { y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x] = pred_L[0] = (y + pred_L[0]) & 0xff; dst_u[x] = pred_L[1] = (u + pred_L[1]) & 0xff; dst_v[x] = pred_L[2] = (v + pred_L[2]) & 0xff; } } dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; } } static void decode_ybr(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint8_t *dst_y, *dst_u, *dst_v; int x, y; dst_y = p->data[0]; dst_u = p->data[1]; dst_v = p->data[2]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_y[x] = get_bits(gb, 8); dst_u[x] = get_bits(gb, 8); dst_v[x] = get_bits(gb, 8); } } else { int pred[4] = { s->alt ? 125 : -146, -128, -128, -128 }; for (x = 0; x < avctx->width; x++) { int y, u, v; y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x] = pred[0] = (y + pred[0]) & 0xff; dst_u[x] = pred[1] = (u + pred[1]) & 0xff; dst_v[x] = pred[2] = (v + pred[2]) & 0xff; } } dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_y[x] = get_bits(gb, 8); dst_u[x] = get_bits(gb, 8); dst_v[x] = get_bits(gb, 8); } } else { int pred_TL[4], pred_L[4], pred_T[4]; int y, u, v; pred_TL[0] = pred_L[0] = dst_y[-p->linesize[0]]; pred_TL[1] = pred_L[1] = dst_u[-p->linesize[1]]; pred_TL[2] = pred_L[2] = dst_v[-p->linesize[2]]; for (x = 0; x < avctx->width; x++) { pred_T[0] = dst_y[-p->linesize[0] + x]; pred_T[1] = dst_u[-p->linesize[1] + x]; pred_T[2] = dst_v[-p->linesize[2] + x]; y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_y[x] = pred_L[0] = (y + ((3 * (pred_T[0] + pred_L[0]) - 2 * pred_TL[0]) >> 2)) & 0xff; dst_u[x] = pred_L[1] = (u + ((3 * (pred_T[1] + pred_L[1]) - 2 * pred_TL[1]) >> 2)) & 0xff; dst_v[x] = pred_L[2] = (v + ((3 * (pred_T[2] + pred_L[2]) - 2 * pred_TL[2]) >> 2)) & 0xff; pred_TL[0] = pred_T[0]; pred_TL[1] = pred_T[1]; pred_TL[2] = pred_T[2]; } } dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; } } static void decode_aybri(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint8_t *dst_a, *dst_y, *dst_u, *dst_v; int x, y; dst_a = p->data[3]; dst_y = p->data[0]; dst_u = p->data[1]; dst_v = p->data[2]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_a[x] = get_bits(gb, 8); dst_y[x] = get_bits(gb, 8); dst_u[x] = get_bits(gb, 8); dst_v[x] = get_bits(gb, 8); } } else { int pred[4] = { 125, s->alt ? 125 : -146, -128, -128 }; for (x = 0; x < avctx->width; x++) { int a, y, u, v; a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_a[x] = pred[0] = (a + pred[0]) & 0xff; dst_y[x] = pred[1] = (y + pred[1]) & 0xff; dst_u[x] = pred[2] = (u + pred[2]) & 0xff; dst_v[x] = pred[3] = (v + pred[3]) & 0xff; } } dst_a += p->linesize[3]; dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_a[x] = get_bits(gb, 8); dst_y[x] = get_bits(gb, 8); dst_u[x] = get_bits(gb, 8); dst_v[x] = get_bits(gb, 8); } } else { int pred_L[4]; int a, y, u, v; pred_L[0] = dst_a[-p->linesize[3]]; pred_L[1] = dst_y[-p->linesize[0]]; pred_L[2] = dst_u[-p->linesize[1]]; pred_L[3] = dst_v[-p->linesize[2]]; for (x = 0; x < avctx->width; x++) { a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_a[x] = pred_L[0] = (a + pred_L[0]) & 0xff; dst_y[x] = pred_L[1] = (y + pred_L[1]) & 0xff; dst_u[x] = pred_L[2] = (u + pred_L[2]) & 0xff; dst_v[x] = pred_L[3] = (v + pred_L[3]) & 0xff; } } dst_a += p->linesize[3]; dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; } } static void decode_aybr(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint8_t *dst_a, *dst_y, *dst_u, *dst_v; int x, y; dst_a = p->data[3]; dst_y = p->data[0]; dst_u = p->data[1]; dst_v = p->data[2]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_a[x] = get_bits(gb, 8); dst_y[x] = get_bits(gb, 8); dst_u[x] = get_bits(gb, 8); dst_v[x] = get_bits(gb, 8); } } else { int pred[4] = { 125, s->alt ? 125 : -146, -128, -128 }; for (x = 0; x < avctx->width; x++) { int a, y, u, v; a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_a[x] = pred[0] = (a + pred[0]) & 0xff; dst_y[x] = pred[1] = (y + pred[1]) & 0xff; dst_u[x] = pred[2] = (u + pred[2]) & 0xff; dst_v[x] = pred[3] = (v + pred[3]) & 0xff; } } dst_a += p->linesize[3]; dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_a[x] = get_bits(gb, 8); dst_y[x] = get_bits(gb, 8); dst_u[x] = get_bits(gb, 8); dst_v[x] = get_bits(gb, 8); } } else { int pred_TL[4], pred_L[4], pred_T[4]; int a, y, u, v; pred_TL[0] = pred_L[0] = dst_a[-p->linesize[3]]; pred_TL[1] = pred_L[1] = dst_y[-p->linesize[0]]; pred_TL[2] = pred_L[2] = dst_u[-p->linesize[1]]; pred_TL[3] = pred_L[3] = dst_v[-p->linesize[2]]; for (x = 0; x < avctx->width; x++) { pred_T[0] = dst_a[-p->linesize[3] + x]; pred_T[1] = dst_y[-p->linesize[0] + x]; pred_T[2] = dst_u[-p->linesize[1] + x]; pred_T[3] = dst_v[-p->linesize[2] + x]; a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); y = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); u = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); v = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_a[x] = pred_L[0] = (a + ((3 * (pred_T[0] + pred_L[0]) - 2 * pred_TL[0]) >> 2)) & 0xff; dst_y[x] = pred_L[1] = (y + ((3 * (pred_T[1] + pred_L[1]) - 2 * pred_TL[1]) >> 2)) & 0xff; dst_u[x] = pred_L[2] = (u + ((3 * (pred_T[2] + pred_L[2]) - 2 * pred_TL[2]) >> 2)) & 0xff; dst_v[x] = pred_L[3] = (v + ((3 * (pred_T[3] + pred_L[3]) - 2 * pred_TL[3]) >> 2)) & 0xff; pred_TL[0] = pred_T[0]; pred_TL[1] = pred_T[1]; pred_TL[2] = pred_T[2]; pred_TL[3] = pred_T[3]; } } dst_a += p->linesize[3]; dst_y += p->linesize[0]; dst_u += p->linesize[1]; dst_v += p->linesize[2]; } } static void decode_argxi(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint16_t *dst_r, *dst_g, *dst_b, *dst_a; int x, y; dst_r = (uint16_t *)p->data[2]; dst_g = (uint16_t *)p->data[0]; dst_b = (uint16_t *)p->data[1]; dst_a = (uint16_t *)p->data[3]; for (y = 0; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_a[x] = get_bits(gb, 10); dst_r[x] = get_bits(gb, 10); dst_g[x] = get_bits(gb, 10); dst_b[x] = get_bits(gb, 10); } } else { int pred[4] = { 512, 512, 512, 512 }; for (x = 0; x < avctx->width; x++) { int r, g, b, a; a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_a[x] = pred[3] = (a + pred[3]) & 0x3ff; dst_r[x] = pred[0] = (r + pred[0]) & 0x3ff; dst_g[x] = pred[1] = (r + g + pred[1]) & 0x3ff; dst_b[x] = pred[2] = (r + g + b + pred[2]) & 0x3ff; } } dst_r += p->linesize[2] / 2; dst_g += p->linesize[0] / 2; dst_b += p->linesize[1] / 2; dst_a += p->linesize[3] / 2; } } static void decode_argx(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint16_t *dst_r, *dst_g, *dst_b, *dst_a; int x, y; dst_r = (uint16_t *)p->data[2]; dst_g = (uint16_t *)p->data[0]; dst_b = (uint16_t *)p->data[1]; dst_a = (uint16_t *)p->data[3]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_a[x] = get_bits(gb, 10); dst_r[x] = get_bits(gb, 10); dst_g[x] = get_bits(gb, 10); dst_b[x] = get_bits(gb, 10); } } else { int pred[4] = { 512, 512, 512, 512 }; for (x = 0; x < avctx->width; x++) { int r, g, b, a; a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_a[x] = pred[3] = (a + pred[3]) & 0x3ff; dst_r[x] = pred[0] = (r + pred[0]) & 0x3ff; dst_g[x] = pred[1] = (r + g + pred[1]) & 0x3ff; dst_b[x] = pred[2] = (r + g + b + pred[2]) & 0x3ff; } } dst_r += p->linesize[2] / 2; dst_g += p->linesize[0] / 2; dst_b += p->linesize[1] / 2; dst_a += p->linesize[3] / 2; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_a[x] = get_bits(gb, 10); dst_r[x] = get_bits(gb, 10); dst_g[x] = get_bits(gb, 10); dst_b[x] = get_bits(gb, 10); } } else { int pred_TL[4], pred_L[4], pred_T[4]; int r, g, b, a; pred_TL[0] = pred_L[0] = dst_r[-p->linesize[2] / 2]; pred_TL[1] = pred_L[1] = dst_g[-p->linesize[0] / 2]; pred_TL[2] = pred_L[2] = dst_b[-p->linesize[1] / 2]; pred_TL[3] = pred_L[3] = dst_a[-p->linesize[3] / 2]; for (x = 0; x < avctx->width; x++) { pred_T[0] = dst_r[-p->linesize[2] / 2 + x]; pred_T[1] = dst_g[-p->linesize[0] / 2 + x]; pred_T[2] = dst_b[-p->linesize[1] / 2 + x]; pred_T[3] = dst_a[-p->linesize[3] / 2 + x]; a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_a[x] = pred_L[3] = (a + ((3 * (pred_T[3] + pred_L[3]) - 2 * pred_TL[3]) >> 2)) & 0x3ff; dst_r[x] = pred_L[0] = (r + ((3 * (pred_T[0] + pred_L[0]) - 2 * pred_TL[0]) >> 2)) & 0x3ff; dst_g[x] = pred_L[1] = (r + g + ((3 * (pred_T[1] + pred_L[1]) - 2 * pred_TL[1]) >> 2)) & 0x3ff; dst_b[x] = pred_L[2] = (r + g + b + ((3 * (pred_T[2] + pred_L[2]) - 2 * pred_TL[2]) >> 2)) & 0x3ff; pred_TL[0] = pred_T[0]; pred_TL[1] = pred_T[1]; pred_TL[2] = pred_T[2]; pred_TL[3] = pred_T[3]; } } dst_r += p->linesize[2] / 2; dst_g += p->linesize[0] / 2; dst_b += p->linesize[1] / 2; dst_a += p->linesize[3] / 2; } } static void decode_rgbxi(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint16_t *dst_r, *dst_g, *dst_b; int x, y; dst_r = (uint16_t *)p->data[2]; dst_g = (uint16_t *)p->data[0]; dst_b = (uint16_t *)p->data[1]; for (y = 0; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_r[x] = get_bits(gb, 10); dst_g[x] = get_bits(gb, 10); dst_b[x] = get_bits(gb, 10); } } else { int pred[4] = { 512, 512, 512, 0 }; for (x = 0; x < avctx->width; x++) { int r, g, b; r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_r[x] = pred[0] = (r + pred[0]) & 0x3ff; dst_g[x] = pred[1] = (r + g + pred[1]) & 0x3ff; dst_b[x] = pred[2] = (r + g + b + pred[2]) & 0x3ff; } } dst_r += p->linesize[2] / 2; dst_g += p->linesize[0] / 2; dst_b += p->linesize[1] / 2; } } static void decode_rgbx(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint16_t *dst_r, *dst_g, *dst_b; int x, y; dst_r = (uint16_t *)p->data[2]; dst_g = (uint16_t *)p->data[0]; dst_b = (uint16_t *)p->data[1]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_r[x] = get_bits(gb, 10); dst_g[x] = get_bits(gb, 10); dst_b[x] = get_bits(gb, 10); } } else { int pred[4] = { 512, 512, 512, 0 }; for (x = 0; x < avctx->width; x++) { int r, g, b; r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_r[x] = pred[0] = (r + pred[0]) & 0x3ff; dst_g[x] = pred[1] = (r + g + pred[1]) & 0x3ff; dst_b[x] = pred[2] = (r + g + b + pred[2]) & 0x3ff; } } dst_r += p->linesize[2] / 2; dst_g += p->linesize[0] / 2; dst_b += p->linesize[1] / 2; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst_r[x] = get_bits(gb, 10); dst_g[x] = get_bits(gb, 10); dst_b[x] = get_bits(gb, 10); } } else { int pred_TL[4], pred_L[4], pred_T[4]; int r, g, b; pred_TL[0] = pred_L[0] = dst_r[-p->linesize[2] / 2]; pred_TL[1] = pred_L[1] = dst_g[-p->linesize[0] / 2]; pred_TL[2] = pred_L[2] = dst_b[-p->linesize[1] / 2]; for (x = 0; x < avctx->width; x++) { pred_T[0] = dst_r[-p->linesize[2] / 2 + x]; pred_T[1] = dst_g[-p->linesize[0] / 2 + x]; pred_T[2] = dst_b[-p->linesize[1] / 2 + x]; r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst_r[x] = pred_L[0] = (r + ((3 * (pred_T[0] + pred_L[0]) - 2 * pred_TL[0]) >> 2)) & 0x3ff; dst_g[x] = pred_L[1] = (r + g + ((3 * (pred_T[1] + pred_L[1]) - 2 * pred_TL[1]) >> 2)) & 0x3ff; dst_b[x] = pred_L[2] = (r + g + b + ((3 * (pred_T[2] + pred_L[2]) - 2 * pred_TL[2]) >> 2)) & 0x3ff; pred_TL[0] = pred_T[0]; pred_TL[1] = pred_T[1]; pred_TL[2] = pred_T[2]; } } dst_r += p->linesize[2] / 2; dst_g += p->linesize[0] / 2; dst_b += p->linesize[1] / 2; } } static void decode_argbi(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint8_t *dst; int x, y; dst = p->data[0]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst[x * 4 + 0] = get_bits(gb, 8); dst[x * 4 + 1] = get_bits(gb, 8); dst[x * 4 + 2] = get_bits(gb, 8); dst[x * 4 + 3] = get_bits(gb, 8); } } else { int pred[4] = { -128, -128, -128, -128 }; for (x = 0; x < avctx->width; x++) { int a, r, g, b; a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst[4 * x + 0] = pred[0] = (a + pred[0]) & 0xff; dst[4 * x + 1] = pred[1] = (r + pred[1]) & 0xff; dst[4 * x + 2] = pred[2] = (r + g + pred[2]) & 0xff; dst[4 * x + 3] = pred[3] = (r + g + b + pred[3]) & 0xff; } } dst += p->linesize[0]; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst[x * 4 + 0] = get_bits(gb, 8); dst[x * 4 + 1] = get_bits(gb, 8); dst[x * 4 + 2] = get_bits(gb, 8); dst[x * 4 + 3] = get_bits(gb, 8); } } else { int pred_L[4]; int a, r, g, b; pred_L[0] = dst[-p->linesize[0] + 0]; pred_L[1] = dst[-p->linesize[0] + 1]; pred_L[2] = dst[-p->linesize[0] + 2]; pred_L[3] = dst[-p->linesize[0] + 3]; for (x = 0; x < avctx->width; x++) { a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst[4 * x + 0] = pred_L[0] = (a + pred_L[0]) & 0xff; dst[4 * x + 1] = pred_L[1] = (r + pred_L[1]) & 0xff; dst[4 * x + 2] = pred_L[2] = (r + g + pred_L[2]) & 0xff; dst[4 * x + 3] = pred_L[3] = (r + g + b + pred_L[3]) & 0xff; } } dst += p->linesize[0]; } } static void decode_argb(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint8_t *dst; int x, y; dst = p->data[0]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst[x * 4 + 0] = get_bits(gb, 8); dst[x * 4 + 1] = get_bits(gb, 8); dst[x * 4 + 2] = get_bits(gb, 8); dst[x * 4 + 3] = get_bits(gb, 8); } } else { int pred[4] = { -128, -128, -128, -128 }; for (x = 0; x < avctx->width; x++) { int a, r, g, b; a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst[4 * x + 0] = pred[0] = (a + pred[0]) & 0xff; dst[4 * x + 1] = pred[1] = (r + pred[1]) & 0xff; dst[4 * x + 2] = pred[2] = (r + g + pred[2]) & 0xff; dst[4 * x + 3] = pred[3] = (r + g + b + pred[3]) & 0xff; } } dst += p->linesize[0]; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst[x * 4 + 0] = get_bits(gb, 8); dst[x * 4 + 1] = get_bits(gb, 8); dst[x * 4 + 2] = get_bits(gb, 8); dst[x * 4 + 3] = get_bits(gb, 8); } } else { int pred_TL[4], pred_L[4], pred_T[4]; int a, r, g, b; pred_TL[0] = pred_L[0] = dst[-p->linesize[0] + 0]; pred_TL[1] = pred_L[1] = dst[-p->linesize[0] + 1]; pred_TL[2] = pred_L[2] = dst[-p->linesize[0] + 2]; pred_TL[3] = pred_L[3] = dst[-p->linesize[0] + 3]; for (x = 0; x < avctx->width; x++) { pred_T[0] = dst[-p->linesize[0] + 4 * x + 0]; pred_T[1] = dst[-p->linesize[0] + 4 * x + 1]; pred_T[2] = dst[-p->linesize[0] + 4 * x + 2]; pred_T[3] = dst[-p->linesize[0] + 4 * x + 3]; a = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst[4 * x + 0] = pred_L[0] = (a + ((3 * (pred_T[0] + pred_L[0]) - 2 * pred_TL[0]) >> 2)) & 0xff; dst[4 * x + 1] = pred_L[1] = (r + ((3 * (pred_T[1] + pred_L[1]) - 2 * pred_TL[1]) >> 2)) & 0xff; dst[4 * x + 2] = pred_L[2] = (r + g + ((3 * (pred_T[2] + pred_L[2]) - 2 * pred_TL[2]) >> 2)) & 0xff; dst[4 * x + 3] = pred_L[3] = (r + g + b + ((3 * (pred_T[3] + pred_L[3]) - 2 * pred_TL[3]) >> 2)) & 0xff; pred_TL[0] = pred_T[0]; pred_TL[1] = pred_T[1]; pred_TL[2] = pred_T[2]; pred_TL[3] = pred_T[3]; } } dst += p->linesize[0]; } } static void decode_rgbi(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint8_t *dst; int x, y; dst = p->data[0]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst[x * 4 + 0] = get_bits(gb, 8); dst[x * 4 + 1] = get_bits(gb, 8); dst[x * 4 + 2] = get_bits(gb, 8); } } else { int pred[4] = { -128, -128, -128, -128 }; for (x = 0; x < avctx->width; x++) { int r, g, b; r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst[4 * x + 0] = pred[0] = (r + pred[0]) & 0xff; dst[4 * x + 1] = pred[1] = (r + g + pred[1]) & 0xff; dst[4 * x + 2] = pred[2] = (r + g + b + pred[2]) & 0xff; } } dst += p->linesize[0]; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst[x * 4 + 0] = get_bits(gb, 8); dst[x * 4 + 1] = get_bits(gb, 8); dst[x * 4 + 2] = get_bits(gb, 8); } } else { int pred_L[4]; int r, g, b; pred_L[0] = dst[-p->linesize[0] + 0]; pred_L[1] = dst[-p->linesize[0] + 1]; pred_L[2] = dst[-p->linesize[0] + 2]; for (x = 0; x < avctx->width; x++) { r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst[4 * x + 0] = pred_L[0] = (r + pred_L[0]) & 0xff; dst[4 * x + 1] = pred_L[1] = (r + g + pred_L[1]) & 0xff; dst[4 * x + 2] = pred_L[2] = (r + g + b + pred_L[2]) & 0xff; } } dst += p->linesize[0]; } } static void decode_rgb(AVCodecContext *avctx, AVFrame *p, GetBitContext *gb) { SheerVideoContext *s = avctx->priv_data; uint8_t *dst; int x, y; dst = p->data[0]; if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst[x * 4 + 0] = get_bits(gb, 8); dst[x * 4 + 1] = get_bits(gb, 8); dst[x * 4 + 2] = get_bits(gb, 8); } } else { int pred[4] = { -128, -128, -128, -128 }; for (x = 0; x < avctx->width; x++) { int r, g, b; r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst[4 * x + 0] = pred[0] = (r + pred[0]) & 0xff; dst[4 * x + 1] = pred[1] = (r + g + pred[1]) & 0xff; dst[4 * x + 2] = pred[2] = (r + g + b + pred[2]) & 0xff; } } dst += p->linesize[0]; for (y = 1; y < avctx->height; y++) { if (get_bits1(gb)) { for (x = 0; x < avctx->width; x++) { dst[x * 4 + 0] = get_bits(gb, 8); dst[x * 4 + 1] = get_bits(gb, 8); dst[x * 4 + 2] = get_bits(gb, 8); } } else { int pred_TL[4], pred_L[4], pred_T[4]; int r, g, b; pred_TL[0] = pred_L[0] = dst[-p->linesize[0] + 0]; pred_TL[1] = pred_L[1] = dst[-p->linesize[0] + 1]; pred_TL[2] = pred_L[2] = dst[-p->linesize[0] + 2]; for (x = 0; x < avctx->width; x++) { pred_T[0] = dst[-p->linesize[0] + 4 * x + 0]; pred_T[1] = dst[-p->linesize[0] + 4 * x + 1]; pred_T[2] = dst[-p->linesize[0] + 4 * x + 2]; r = get_vlc2(gb, s->vlc[0].table, s->vlc[0].bits, 2); g = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); b = get_vlc2(gb, s->vlc[1].table, s->vlc[1].bits, 2); dst[4 * x + 0] = pred_L[0] = (r + ((3 * (pred_T[0] + pred_L[0]) - 2 * pred_TL[0]) >> 2)) & 0xff; dst[4 * x + 1] = pred_L[1] = (r + g + ((3 * (pred_T[1] + pred_L[1]) - 2 * pred_TL[1]) >> 2)) & 0xff; dst[4 * x + 2] = pred_L[2] = (r + g + b + ((3 * (pred_T[2] + pred_L[2]) - 2 * pred_TL[2]) >> 2)) & 0xff; pred_TL[0] = pred_T[0]; pred_TL[1] = pred_T[1]; pred_TL[2] = pred_T[2]; } } dst += p->linesize[0]; } } static int build_vlc(VLC *vlc, const uint8_t *len, int count) { uint32_t codes[1024]; uint8_t bits[1024]; uint16_t syms[1024]; uint64_t index; int i; index = 0; for (i = 0; i < count; i++) { codes[i] = index >> (32 - len[i]); bits[i] = len[i]; syms[i] = i; index += 1ULL << (32 - len[i]); } ff_free_vlc(vlc); return ff_init_vlc_sparse(vlc, 16, count, bits, sizeof(*bits), sizeof(*bits), codes, sizeof(*codes), sizeof(*codes), syms, sizeof(*syms), sizeof(*syms), 0); } static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt) { SheerVideoContext *s = avctx->priv_data; ThreadFrame frame = { .f = data }; AVFrame *p = data; GetBitContext gb; unsigned format; int ret; if (avpkt->size <= 20) return AVERROR_INVALIDDATA; if (AV_RL32(avpkt->data) != MKTAG('S','h','i','r') && AV_RL32(avpkt->data) != MKTAG('Z','w','a','k')) return AVERROR_INVALIDDATA; s->alt = 0; format = AV_RL32(avpkt->data + 16); av_log(avctx, AV_LOG_DEBUG, "format: %s\n", av_fourcc2str(format)); switch (format) { case MKTAG(' ', 'R', 'G', 'B'): avctx->pix_fmt = AV_PIX_FMT_RGB0; s->decode_frame = decode_rgb; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_r_rgb, 256); ret |= build_vlc(&s->vlc[1], l_g_rgb, 256); } break; case MKTAG(' ', 'r', 'G', 'B'): avctx->pix_fmt = AV_PIX_FMT_RGB0; s->decode_frame = decode_rgbi; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_r_rgbi, 256); ret |= build_vlc(&s->vlc[1], l_g_rgbi, 256); } break; case MKTAG('A', 'R', 'G', 'X'): avctx->pix_fmt = AV_PIX_FMT_GBRAP10; s->decode_frame = decode_argx; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_r_rgbx, 1024); ret |= build_vlc(&s->vlc[1], l_g_rgbx, 1024); } break; case MKTAG('A', 'r', 'G', 'X'): avctx->pix_fmt = AV_PIX_FMT_GBRAP10; s->decode_frame = decode_argxi; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_r_rgbxi, 1024); ret |= build_vlc(&s->vlc[1], l_g_rgbxi, 1024); } break; case MKTAG('R', 'G', 'B', 'X'): avctx->pix_fmt = AV_PIX_FMT_GBRP10; s->decode_frame = decode_rgbx; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_r_rgbx, 1024); ret |= build_vlc(&s->vlc[1], l_g_rgbx, 1024); } break; case MKTAG('r', 'G', 'B', 'X'): avctx->pix_fmt = AV_PIX_FMT_GBRP10; s->decode_frame = decode_rgbxi; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_r_rgbxi, 1024); ret |= build_vlc(&s->vlc[1], l_g_rgbxi, 1024); } break; case MKTAG('A', 'R', 'G', 'B'): avctx->pix_fmt = AV_PIX_FMT_ARGB; s->decode_frame = decode_argb; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_r_rgb, 256); ret |= build_vlc(&s->vlc[1], l_g_rgb, 256); } break; case MKTAG('A', 'r', 'G', 'B'): avctx->pix_fmt = AV_PIX_FMT_ARGB; s->decode_frame = decode_argbi; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_r_rgbi, 256); ret |= build_vlc(&s->vlc[1], l_g_rgbi, 256); } break; case MKTAG('A', 'Y', 'B', 'R'): s->alt = 1; case MKTAG('A', 'Y', 'b', 'R'): avctx->pix_fmt = AV_PIX_FMT_YUVA444P; s->decode_frame = decode_aybr; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_ybr, 256); ret |= build_vlc(&s->vlc[1], l_u_ybr, 256); } break; case MKTAG('A', 'y', 'B', 'R'): s->alt = 1; case MKTAG('A', 'y', 'b', 'R'): avctx->pix_fmt = AV_PIX_FMT_YUVA444P; s->decode_frame = decode_aybri; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_ybri, 256); ret |= build_vlc(&s->vlc[1], l_u_ybri, 256); } break; case MKTAG(' ', 'Y', 'B', 'R'): s->alt = 1; case MKTAG(' ', 'Y', 'b', 'R'): avctx->pix_fmt = AV_PIX_FMT_YUV444P; s->decode_frame = decode_ybr; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_ybr, 256); ret |= build_vlc(&s->vlc[1], l_u_ybr, 256); } break; case MKTAG(' ', 'y', 'B', 'R'): s->alt = 1; case MKTAG(' ', 'y', 'b', 'R'): avctx->pix_fmt = AV_PIX_FMT_YUV444P; s->decode_frame = decode_ybri; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_ybri, 256); ret |= build_vlc(&s->vlc[1], l_u_ybri, 256); } break; case MKTAG('Y', 'B', 'R', 0x0a): avctx->pix_fmt = AV_PIX_FMT_YUV444P10; s->decode_frame = decode_ybr10; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_ybr10, 1024); ret |= build_vlc(&s->vlc[1], l_u_ybr10, 1024); } break; case MKTAG('y', 'B', 'R', 0x0a): avctx->pix_fmt = AV_PIX_FMT_YUV444P10; s->decode_frame = decode_ybr10i; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_ybr10i, 1024); ret |= build_vlc(&s->vlc[1], l_u_ybr10i, 1024); } break; case MKTAG('C', 'A', '4', 'p'): avctx->pix_fmt = AV_PIX_FMT_YUVA444P10; s->decode_frame = decode_ca4p; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_ybr10, 1024); ret |= build_vlc(&s->vlc[1], l_u_ybr10, 1024); } break; case MKTAG('C', 'A', '4', 'i'): avctx->pix_fmt = AV_PIX_FMT_YUVA444P10; s->decode_frame = decode_ca4i; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_ybr10i, 1024); ret |= build_vlc(&s->vlc[1], l_u_ybr10i, 1024); } break; case MKTAG('B', 'Y', 'R', 'Y'): avctx->pix_fmt = AV_PIX_FMT_YUV422P; s->decode_frame = decode_byry; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_byry, 256); ret |= build_vlc(&s->vlc[1], l_u_byry, 256); } break; case MKTAG('B', 'Y', 'R', 'y'): avctx->pix_fmt = AV_PIX_FMT_YUV422P; s->decode_frame = decode_byryi; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_byryi, 256); ret |= build_vlc(&s->vlc[1], l_u_byryi, 256); } break; case MKTAG('Y', 'b', 'Y', 'r'): avctx->pix_fmt = AV_PIX_FMT_YUV422P; s->decode_frame = decode_ybyr; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_ybyr, 256); ret |= build_vlc(&s->vlc[1], l_u_ybyr, 256); } break; case MKTAG('C', '8', '2', 'p'): avctx->pix_fmt = AV_PIX_FMT_YUVA422P; s->decode_frame = decode_c82p; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_byry, 256); ret |= build_vlc(&s->vlc[1], l_u_byry, 256); } break; case MKTAG('C', '8', '2', 'i'): avctx->pix_fmt = AV_PIX_FMT_YUVA422P; s->decode_frame = decode_c82i; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_byryi, 256); ret |= build_vlc(&s->vlc[1], l_u_byryi, 256); } break; case MKTAG(0xa2, 'Y', 'R', 'Y'): avctx->pix_fmt = AV_PIX_FMT_YUV422P10; s->decode_frame = decode_yry10; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_yry10, 1024); ret |= build_vlc(&s->vlc[1], l_u_yry10, 1024); } break; case MKTAG(0xa2, 'Y', 'R', 'y'): avctx->pix_fmt = AV_PIX_FMT_YUV422P10; s->decode_frame = decode_yry10i; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_yry10i, 1024); ret |= build_vlc(&s->vlc[1], l_u_yry10i, 1024); } break; case MKTAG('C', 'A', '2', 'p'): avctx->pix_fmt = AV_PIX_FMT_YUVA422P10; s->decode_frame = decode_ca2p; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_yry10, 1024); ret |= build_vlc(&s->vlc[1], l_u_yry10, 1024); } break; case MKTAG('C', 'A', '2', 'i'): avctx->pix_fmt = AV_PIX_FMT_YUVA422P10; s->decode_frame = decode_ca2i; if (s->format != format) { ret = build_vlc(&s->vlc[0], l_y_yry10i, 1024); ret |= build_vlc(&s->vlc[1], l_u_yry10i, 1024); } break; default: avpriv_request_sample(avctx, "unsupported format: 0x%X", format); return AVERROR_PATCHWELCOME; } if (avpkt->size < 20 + avctx->width * avctx->height / 16) { av_log(avctx, AV_LOG_ERROR, "Input packet too small\n"); return AVERROR_INVALIDDATA; } if (s->format != format) { if (ret < 0) return ret; s->format = format; } p->pict_type = AV_PICTURE_TYPE_I; p->key_frame = 1; if ((ret = ff_thread_get_buffer(avctx, &frame, 0)) < 0) return ret; if ((ret = init_get_bits8(&gb, avpkt->data + 20, avpkt->size - 20)) < 0) return ret; s->decode_frame(avctx, p, &gb); *got_frame = 1; return avpkt->size; } #if HAVE_THREADS static int decode_init_thread_copy(AVCodecContext *avctx) { SheerVideoContext *s = avctx->priv_data; s->format = 0; memset(&s->vlc[0], 0, sizeof(s->vlc[0])); memset(&s->vlc[1], 0, sizeof(s->vlc[1])); return 0; } #endif static av_cold int decode_end(AVCodecContext *avctx) { SheerVideoContext *s = avctx->priv_data; ff_free_vlc(&s->vlc[0]); ff_free_vlc(&s->vlc[1]); return 0; } AVCodec ff_sheervideo_decoder = { .name = "sheervideo", .long_name = NULL_IF_CONFIG_SMALL("BitJazz SheerVideo"), .type = AVMEDIA_TYPE_VIDEO, .id = AV_CODEC_ID_SHEERVIDEO, .priv_data_size = sizeof(SheerVideoContext), .init_thread_copy = ONLY_IF_THREADS_ENABLED(decode_init_thread_copy), .close = decode_end, .decode = decode_frame, .capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_FRAME_THREADS, };