libavformat/nut.c
874abace
 /*
  * nut
  * Copyright (c) 2004-2007 Michael Niedermayer
  *
  * 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
  */
 
0ebcdf5c
 #include "libavutil/mathematics.h"
245976da
 #include "libavutil/tree.h"
874abace
 #include "nut.h"
1bd442c2
 #include "riff.h"
80b39e1c
 #include "internal.h"
874abace
 
1326621c
 const AVCodecTag ff_nut_subtitle_tags[] = {
72e228b2
     { AV_CODEC_ID_TEXT,             MKTAG('U', 'T', 'F', '8') },
057c5d2e
     { AV_CODEC_ID_SSA,              MKTAG('S', 'S', 'A',  0 ) },
72e228b2
     { AV_CODEC_ID_DVD_SUBTITLE,     MKTAG('D', 'V', 'D', 'S') },
     { AV_CODEC_ID_DVB_SUBTITLE,     MKTAG('D', 'V', 'B', 'S') },
057c5d2e
     { AV_CODEC_ID_DVB_TELETEXT,     MKTAG('D', 'V', 'B', 'T') },
72e228b2
     { AV_CODEC_ID_NONE,             0                         }
1326621c
 };
 
d4bff9f1
 const AVCodecTag ff_nut_data_tags[] = {
72e228b2
     { AV_CODEC_ID_TEXT,             MKTAG('U', 'T', 'F', '8') },
     { AV_CODEC_ID_NONE,             0 }
d4bff9f1
 };
 
2e01def0
 const AVCodecTag ff_nut_video_tags[] = {
6369a7b7
     { AV_CODEC_ID_XFACE,            MKTAG('X', 'F', 'A', 'C') },
72e228b2
     { AV_CODEC_ID_VP9,              MKTAG('V', 'P', '9', '0') },
057c5d2e
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('R', 'G', 'B', 15 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('B', 'G', 'R', 15 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('R', 'G', 'B', 16 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('B', 'G', 'R', 16 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(15 , 'B', 'G', 'R') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(15 , 'R', 'G', 'B') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(16 , 'B', 'G', 'R') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(16 , 'R', 'G', 'B') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('R', 'G', 'B', 12 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('B', 'G', 'R', 12 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(12 , 'B', 'G', 'R') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(12 , 'R', 'G', 'B') },
72e228b2
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('R', 'G', 'B', 'A') },
057c5d2e
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('R', 'G', 'B',  0 ) },
72e228b2
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('B', 'G', 'R', 'A') },
057c5d2e
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('B', 'G', 'R',  0 ) },
72e228b2
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('A', 'B', 'G', 'R') },
057c5d2e
     { AV_CODEC_ID_RAWVIDEO,         MKTAG( 0 , 'B', 'G', 'R') },
72e228b2
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('A', 'R', 'G', 'B') },
057c5d2e
     { AV_CODEC_ID_RAWVIDEO,         MKTAG( 0 , 'R', 'G', 'B') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('R', 'G', 'B', 24 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('B', 'G', 'R', 24 ) },
72e228b2
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('4', '1', '1', 'P') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('4', '2', '2', 'P') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('4', '2', '2', 'P') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('4', '4', '0', 'P') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('4', '4', '0', 'P') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('4', '4', '4', 'P') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('4', '4', '4', 'P') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('B', '1', 'W', '0') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('B', '0', 'W', '1') },
057c5d2e
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('B', 'G', 'R',  8 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('R', 'G', 'B',  8 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('B', 'G', 'R',  4 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('R', 'G', 'B',  4 ) },
72e228b2
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('B', '4', 'B', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('R', '4', 'B', 'Y') },
057c5d2e
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('B', 'G', 'R', 48 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('R', 'G', 'B', 48 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(48 , 'B', 'G', 'R') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(48 , 'R', 'G', 'B') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('R', 'B', 'A', 64 ) },
58c21596
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('B', 'R', 'A', 64 ) },
057c5d2e
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(64 , 'R', 'B', 'A') },
58c21596
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(64 , 'B', 'R', 'A') },
057c5d2e
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '3', 11 , 10 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(10 , 11 , '3', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '3', 10 , 10 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(10 , 10 , '3', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '3',  0 , 10 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(10 ,  0 , '3', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '3', 11 , 12 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(12 , 11 , '3', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '3', 10 , 12 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(12 , 10 , '3', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '3',  0 , 12 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(12 ,  0 , '3', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '3', 11 , 14 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(14 , 11 , '3', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '3', 10 , 14 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(14 , 10 , '3', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '3',  0 , 14 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(14 ,  0 , '3', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '1',  0 , 16 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(16 ,  0 , '1', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '3', 11 , 16 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(16 , 11 , '3', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '3', 10 , 16 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(16 , 10 , '3', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '3',  0 , 16 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(16 ,  0 , '3', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '4', 11 ,  8 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '4', 10 ,  8 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '4',  0 ,  8 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '2',  0 ,  8 ) },
7658295b
 
72e228b2
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '1',   0,   9) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(9,     0, '1', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '4',  11,   9) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(9,    11, '4', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '4',  10,   9) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(9,    10, '4', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '4',   0,   9) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(9,     0, '4', 'Y') },
7658295b
 
72e228b2
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '1',   0,  10) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(10,    0, '1', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '4',  11,  10) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(10,   11, '4', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '4',  10,  10) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(10,   10, '4', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '4',   0,  10) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(10,    0, '4', 'Y') },
7658295b
 
72e228b2
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '1',   0,  16) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(16,    0, '1', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '4',  11,  16) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(16,   11, '4', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '4',  10,  16) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(16,   10, '4', 'Y') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('Y', '4',   0,  16) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(16,    0, '4', 'Y') },
7658295b
 
12538bb9
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('G', '3',   0,   8) },
 
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('G', '3',   0,   9) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG( 9,    0, '3', 'G') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('G', '3',   0,  10) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(10,    0, '3', 'G') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('G', '3',   0,  12) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(12,    0, '3', 'G') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('G', '3',   0,  14) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(14,    0, '3', 'G') },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('G', '3',   0,  16) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(16,    0, '3', 'G') },
 
e2bb185e
     { AV_CODEC_ID_RAWVIDEO,         MKTAG('X', 'Y', 'Z' , 36 ) },
     { AV_CODEC_ID_RAWVIDEO,         MKTAG(36 , 'Z' , 'Y', 'X') },
 
55479f42
     { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'B', 'G', 8   ) },
     { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'B', 'G', 16  ) },
     { AV_CODEC_ID_RAWVIDEO, MKTAG(16  , 'G', 'B', 0xBA) },
     { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'R', 'G', 8   ) },
     { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'R', 'G', 16  ) },
     { AV_CODEC_ID_RAWVIDEO, MKTAG(16  , 'G', 'R', 0xBA) },
     { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'B', 8   ) },
     { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'B', 16  ) },
     { AV_CODEC_ID_RAWVIDEO, MKTAG(16,   'B', 'G', 0xBA) },
     { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'R', 8   ) },
     { AV_CODEC_ID_RAWVIDEO, MKTAG(0xBA, 'G', 'R', 16  ) },
     { AV_CODEC_ID_RAWVIDEO, MKTAG(16,   'R', 'G', 0xBA) },
 
72e228b2
     { AV_CODEC_ID_NONE,             0 }
2e01def0
 };
 
968516ce
 const AVCodecTag ff_nut_audio_extra_tags[] = {
82ccefb9
     { AV_CODEC_ID_COMFORT_NOISE,    MKTAG('3', '3', '8', '9') },
92281850
     { AV_CODEC_ID_PCM_ALAW,         MKTAG('A', 'L', 'A', 'W') },
     { AV_CODEC_ID_PCM_MULAW,        MKTAG('U', 'L', 'A', 'W') },
076300bf
     { AV_CODEC_ID_MP3,              MKTAG('M', 'P', '3', ' ') },
2754dbb6
     { AV_CODEC_ID_NONE,             0                         }
 };
 
 const AVCodecTag ff_nut_audio_tags[] = {
92281850
     { AV_CODEC_ID_PCM_F32BE,        MKTAG(32 , 'D', 'F', 'P') },
     { AV_CODEC_ID_PCM_F32LE,        MKTAG('P', 'F', 'D', 32 ) },
     { AV_CODEC_ID_PCM_F64BE,        MKTAG(64 , 'D', 'F', 'P') },
     { AV_CODEC_ID_PCM_F64LE,        MKTAG('P', 'F', 'D', 64 ) },
     { AV_CODEC_ID_PCM_S16BE,        MKTAG(16 , 'D', 'S', 'P') },
     { AV_CODEC_ID_PCM_S16LE,        MKTAG('P', 'S', 'D', 16 ) },
     { AV_CODEC_ID_PCM_S24BE,        MKTAG(24 , 'D', 'S', 'P') },
     { AV_CODEC_ID_PCM_S24LE,        MKTAG('P', 'S', 'D', 24 ) },
     { AV_CODEC_ID_PCM_S32BE,        MKTAG(32 , 'D', 'S', 'P') },
     { AV_CODEC_ID_PCM_S32LE,        MKTAG('P', 'S', 'D', 32 ) },
     { AV_CODEC_ID_PCM_S8,           MKTAG('P', 'S', 'D',  8 ) },
     { AV_CODEC_ID_PCM_U16BE,        MKTAG(16 , 'D', 'U', 'P') },
     { AV_CODEC_ID_PCM_U16LE,        MKTAG('P', 'U', 'D', 16 ) },
     { AV_CODEC_ID_PCM_U24BE,        MKTAG(24 , 'D', 'U', 'P') },
     { AV_CODEC_ID_PCM_U24LE,        MKTAG('P', 'U', 'D', 24 ) },
     { AV_CODEC_ID_PCM_U32BE,        MKTAG(32 , 'D', 'U', 'P') },
     { AV_CODEC_ID_PCM_U32LE,        MKTAG('P', 'U', 'D', 32 ) },
     { AV_CODEC_ID_PCM_U8,           MKTAG('P', 'U', 'D',  8 ) },
305fe9ae
     { AV_CODEC_ID_PCM_S8_PLANAR,    MKTAG('P', 'S', 'P',  8 ) },
9ba41ae6
     { AV_CODEC_ID_PCM_S16BE_PLANAR, MKTAG(16 , 'P', 'S', 'P') },
92281850
     { AV_CODEC_ID_PCM_S16LE_PLANAR, MKTAG('P', 'S', 'P', 16 ) },
467dfd5d
     { AV_CODEC_ID_PCM_S24LE_PLANAR, MKTAG('P', 'S', 'P', 24 ) },
     { AV_CODEC_ID_PCM_S32LE_PLANAR, MKTAG('P', 'S', 'P', 32 ) },
92281850
     { AV_CODEC_ID_NONE,             0                         }
 };
 
1bd442c2
 const AVCodecTag * const ff_nut_codec_tags[] = {
2754dbb6
     ff_nut_video_tags, ff_nut_audio_tags, ff_nut_subtitle_tags,
968516ce
     ff_codec_bmp_tags, ff_codec_wav_tags, ff_nut_audio_extra_tags, ff_nut_data_tags, 0
1bd442c2
 };
 
72e228b2
 void ff_nut_reset_ts(NUTContext *nut, AVRational time_base, int64_t val)
 {
874abace
     int i;
72e228b2
     for (i = 0; i < nut->avf->nb_streams; i++)
         nut->stream[i].last_pts =
             av_rescale_rnd(val,
                            time_base.num * (int64_t)nut->stream[i].time_base->den,
                            time_base.den * (int64_t)nut->stream[i].time_base->num,
                            AV_ROUND_DOWN);
874abace
 }
f13ea4e0
 
72e228b2
 int64_t ff_lsb2full(StreamContext *stream, int64_t lsb)
 {
057c5d2e
     int64_t mask  = (1ULL << stream->msb_pts_shift) - 1;
72e228b2
     int64_t delta = stream->last_pts - mask / 2;
     return ((lsb - delta) & mask) + delta;
f13ea4e0
 }
 
72e228b2
 int ff_nut_sp_pos_cmp(const Syncpoint *a, const Syncpoint *b)
 {
47a1ae1b
     return ((a->pos - b->pos) >> 32) - ((b->pos - a->pos) >> 32);
4a3b5fe1
 }
 
72e228b2
 int ff_nut_sp_pts_cmp(const Syncpoint *a, const Syncpoint *b)
 {
47a1ae1b
     return ((a->ts - b->ts) >> 32) - ((b->ts - a->ts) >> 32);
4a3b5fe1
 }
 
55ae13e3
 int ff_nut_add_sp(NUTContext *nut, int64_t pos, int64_t back_ptr, int64_t ts)
72e228b2
 {
     Syncpoint *sp           = av_mallocz(sizeof(Syncpoint));
e002e329
     struct AVTreeNode *node = av_tree_node_alloc();
4a3b5fe1
 
55ae13e3
     if (!sp || !node) {
         av_freep(&sp);
         av_freep(&node);
         return AVERROR(ENOMEM);
     }
 
d1ee2cf7
     nut->sp_count++;
 
72e228b2
     sp->pos      = pos;
     sp->back_ptr = back_ptr;
     sp->ts       = ts;
f990f6e3
     av_tree_insert(&nut->syncpoints, sp, (void *) ff_nut_sp_pos_cmp, &node);
72e228b2
     if (node) {
4a3b5fe1
         av_free(sp);
6e8b982b
         av_free(node);
     }
55ae13e3
 
     return 0;
4a3b5fe1
 }
90c2295b
 
59856b98
 static int enu_free(void *opaque, void *elem)
4b83fc0f
 {
     av_free(elem);
59856b98
     return 0;
4b83fc0f
 }
 
 void ff_nut_free_sp(NUTContext *nut)
 {
     av_tree_enumerate(nut->syncpoints, NULL, NULL, enu_free);
     av_tree_destroy(nut->syncpoints);
 }
 
90c2295b
 const Dispositions ff_nut_dispositions[] = {
72e228b2
     { "default",        AV_DISPOSITION_DEFAULT  },
     { "dub",            AV_DISPOSITION_DUB      },
     { "original",       AV_DISPOSITION_ORIGINAL },
     { "comment",        AV_DISPOSITION_COMMENT  },
     { "lyrics",         AV_DISPOSITION_LYRICS   },
     { "karaoke",        AV_DISPOSITION_KARAOKE  },
     { "",               0                       }
90c2295b
 };
 
43382b5f
 const AVMetadataConv ff_nut_metadata_conv[] = {
     { "Author",         "artist"      },
     { "X-CreationTime", "date"        },
     { "CreationTime",   "date"        },
     { "SourceFilename", "filename"    },
     { "X-Language",     "language"    },
     { "X-Disposition",  "disposition" },
     { "X-Replaces",     "replaces"    },
     { "X-Depends",      "depends"     },
     { "X-Uses",         "uses"        },
     { "X-UsesFont",     "usesfont"    },
     { 0 },
 };