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/*
* VC3/DNxHD encoder structure definitions and prototypes
* Copyright (c) 2007 Baptiste Coudurier <baptiste dot coudurier at smartjog dot com>
*
* VC-3 encoder funded by the British Broadcasting Corporation
*
* 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
*/
#ifndef AVCODEC_DNXHDENC_H
#define AVCODEC_DNXHDENC_H
#include <stdint.h> |
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#include "config.h"
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#include "mpegvideo.h"
#include "dnxhddata.h" |
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typedef struct RCCMPEntry { |
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uint16_t mb;
int value;
} RCCMPEntry;
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typedef struct RCEntry { |
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int ssd;
int bits;
} RCEntry;
typedef struct DNXHDEncContext { |
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AVClass *class; |
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BlockDSPContext bdsp; |
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MpegEncContext m; ///< Used for quantization dsp functions
int cid; |
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int profile; |
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int bit_depth;
int is_444; |
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const CIDEntry *cid_table;
uint8_t *msip; ///< Macroblock Scan Indexes Payload
uint32_t *slice_size; |
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uint32_t *slice_offs; |
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struct DNXHDEncContext *thread[MAX_THREADS];
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// Because our samples are either 8 or 16 bits for 8-bit and 10-bit
// encoding respectively, these refer either to bytes or to two-byte words. |
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unsigned dct_y_offset;
unsigned dct_uv_offset; |
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unsigned block_width_l2;
|
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int frame_size;
int coding_unit_size;
int data_offset;
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int interlaced;
int cur_field;
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int nitris_compat;
unsigned min_padding; |
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int intra_quant_bias; |
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|
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DECLARE_ALIGNED(32, int16_t, blocks)[12][64]; |
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DECLARE_ALIGNED(16, uint8_t, edge_buf_y)[512]; // has to hold 16x16 uint16 when depth=10
DECLARE_ALIGNED(16, uint8_t, edge_buf_uv)[2][512]; // has to hold 16x16 uint16_t when depth=10 |
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int (*qmatrix_c) [64];
int (*qmatrix_l) [64];
uint16_t (*qmatrix_l16)[2][64];
uint16_t (*qmatrix_c16)[2][64];
unsigned frame_bits;
uint8_t *src[3];
uint32_t *vlc_codes;
uint8_t *vlc_bits;
uint16_t *run_codes;
uint8_t *run_bits;
/** Rate control */
unsigned slice_bits;
unsigned qscale;
unsigned lambda;
uint16_t *mb_bits;
uint8_t *mb_qscale;
RCCMPEntry *mb_cmp; |
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RCCMPEntry *mb_cmp_tmp; |
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RCEntry *mb_rc; |
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void (*get_pixels_8x4_sym)(int16_t *av_restrict /* align 16 */ block, |
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const uint8_t *pixels, ptrdiff_t line_size); |
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} DNXHDEncContext;
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void ff_dnxhdenc_init_x86(DNXHDEncContext *ctx); |
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#endif /* AVCODEC_DNXHDENC_H */ |