/*
- * MOV decoder.
+ * MOV demuxer
* Copyright (c) 2001 Fabrice Bellard.
*
- * This library is free software; you can redistribute it and/or
+ * 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 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This library is distributed in the hope that it will be useful,
+ * 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 this library; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
{ CODEC_ID_MJPEGB, MKTAG('m', 'j', 'p', 'b') }, /* Motion-JPEG (format B) */
{ CODEC_ID_MJPEG, MKTAG('A', 'V', 'D', 'J') }, /* MJPEG with alpha-channel (AVID JFIF meridien compressed) */
/* { CODEC_ID_MJPEG, MKTAG('A', 'V', 'R', 'n') }, *//* MJPEG with alpha-channel (AVID ABVB/Truevision NuVista) */
-/* { CODEC_ID_GIF, MKTAG('g', 'i', 'f', ' ') }, *//* embedded gif files as frames (usually one "click to play movie" frame) */
+ { CODEC_ID_GIF, MKTAG('g', 'i', 'f', ' ') }, /* embedded gif files as frames (usually one "click to play movie" frame) */
/* Sorenson video */
{ CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') }, /* Sorenson Video v1 */
{ CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') }, /* Sorenson Video v1 */
{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'n') }, /* DVCPRO50 NTSC produced by FCP */
{ CODEC_ID_DVVIDEO, MKTAG('A', 'V', 'd', 'v') }, /* AVID DV */
//{ CODEC_ID_JPEG2000, MKTAG('m', 'j', 'p', '2') }, /* JPEG 2000 produced by FCP */
+ { CODEC_ID_TARGA, MKTAG('t', 'g', 'a', ' ') }, /* Truevision Targa */
+ { CODEC_ID_TIFF, MKTAG('t', 'i', 'f', 'f') }, /* TIFF embedded in MOV */
{ CODEC_ID_RAWVIDEO, MKTAG('2', 'v', 'u', 'y') }, /* UNCOMPRESSED 8BIT 4:2:2 */
+ { CODEC_ID_VC1, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
+ { CODEC_ID_WMV3, MKTAG('v', 'c', '-', '1') }, /* SMPTE RP 2025 */
{ CODEC_ID_NONE, 0 },
};
} MOVStreamContext;
typedef struct MOVContext {
- int mp4; /* set to 1 as soon as we are sure that the file is an .mp4 file (even some header parsing depends on this) */
AVFormatContext *fc;
int time_scale;
int64_t duration; /* duration of the longest track */
int mdat_count;
DVDemuxContext *dv_demux;
AVFormatContext *dv_fctx;
+ int isom; /* 1 if file is ISO Media (mp4/3gp) */
} MOVContext;
mov_parse_function func;
} MOVParseTableEntry;
-static int mov_read_leaf(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
-{
- if (atom.size>1)
- url_fskip(pb, atom.size);
-/* url_seek(pb, atom_offset+atom.size, SEEK_SET); */
- return 0;
-}
-
static int mov_read_default(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
{
int64_t total_size = 0;
static int mov_read_hdlr(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
{
AVStream *st = c->fc->streams[c->fc->nb_streams-1];
- int len = 0;
uint32_t type;
uint32_t ctype;
dprintf("ctype= %c%c%c%c (0x%08lx)\n", *((char *)&ctype), ((char *)&ctype)[1], ((char *)&ctype)[2], ((char *)&ctype)[3], (long) ctype);
dprintf("stype= %c%c%c%c\n", *((char *)&type), ((char *)&type)[1], ((char *)&type)[2], ((char *)&type)[3]);
- if(ctype == MKTAG('m', 'h', 'l', 'r')) /* MOV */
- c->mp4 = 0;
- else if(ctype == 0)
- c->mp4 = 1;
+ if(!ctype)
+ c->isom = 1;
if(type == MKTAG('v', 'i', 'd', 'e'))
st->codec->codec_type = CODEC_TYPE_VIDEO;
else if(type == MKTAG('s', 'o', 'u', 'n'))
st->codec->codec_type = CODEC_TYPE_AUDIO;
+ else if(type == MKTAG('m', '1', 'a', ' '))
+ st->codec->codec_id = CODEC_ID_MP2;
+ else if(type == MKTAG('s', 'u', 'b', 'p')) {
+ st->codec->codec_type = CODEC_TYPE_SUBTITLE;
+ st->codec->codec_id = CODEC_ID_DVD_SUBTITLE;
+ }
get_be32(pb); /* component manufacture */
get_be32(pb); /* component flags */
get_be32(pb); /* component flags mask */
if(atom.size <= 24)
return 0; /* nothing left to read */
- /* XXX: MP4 uses a C string, not a pascal one */
- /* component name */
-
- if(c->mp4) {
- /* .mp4: C string */
- while(get_byte(pb) && (++len < (atom.size - 24)));
- } else {
- /* .mov: PASCAL string */
- len = get_byte(pb);
- url_fskip(pb, len);
- }
url_fskip(pb, atom.size - (url_ftell(pb) - atom.offset));
return 0;
get_buffer(pb, st->codec->extradata, len);
st->codec->extradata_size = len;
/* from mplayer */
- if ((*(uint8_t *)st->codec->extradata >> 3) == 29) {
+ if ((*st->codec->extradata >> 3) == 29) {
st->codec->codec_id = CODEC_ID_MP3ON4;
}
}
{
uint32_t type = get_le32(pb);
- /* from mplayer */
- switch (type) {
- case MKTAG('i', 's', 'o', 'm'):
- case MKTAG('m', 'p', '4', '1'):
- case MKTAG('m', 'p', '4', '2'):
- case MKTAG('3', 'g', 'p', '1'):
- case MKTAG('3', 'g', 'p', '2'):
- case MKTAG('3', 'g', '2', 'a'):
- case MKTAG('3', 'g', 'p', '3'):
- case MKTAG('3', 'g', 'p', '4'):
- case MKTAG('3', 'g', 'p', '5'):
- case MKTAG('m', 'm', 'p', '4'): /* Mobile MP4 */
- case MKTAG('M', '4', 'A', ' '): /* Apple iTunes AAC-LC Audio */
- case MKTAG('M', '4', 'P', ' '): /* Apple iTunes AAC-LC Protected Audio */
- case MKTAG('m', 'j', 'p', '2'): /* Motion Jpeg 2000 */
- c->mp4 = 1;
- case MKTAG('q', 't', ' ', ' '):
- default:
- av_log(c->fc, AV_LOG_DEBUG, "ISO: File Type Major Brand: %.4s\n",(char *)&type);
- }
+ if (type != MKTAG('q','t',' ',' '))
+ c->isom = 1;
+ av_log(c->fc, AV_LOG_DEBUG, "ISO: File Type Major Brand: %.4s\n",(char *)&type);
get_be32(pb); /* minor version */
url_fskip(pb, atom.size - 8);
return 0;
if (st->codec->extradata) {
strcpy(st->codec->extradata, "SVQ3"); // fake
- get_buffer(pb, (uint8_t *)st->codec->extradata + 0x5a, atom.size);
- dprintf("Reading SMI %"PRId64" %s\n", atom.size, (char*)st->codec->extradata + 0x5a);
+ get_buffer(pb, st->codec->extradata + 0x5a, atom.size);
+ dprintf("Reading SMI %"PRId64" %s\n", atom.size, st->codec->extradata + 0x5a);
} else
url_fskip(pb, atom.size);
st->codec->extradata = av_mallocz(st->codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
if (st->codec->extradata) {
- strcpy((char *)st->codec->extradata + 4, "alac"); // fake
- get_buffer(pb, (uint8_t *)st->codec->extradata + 8, 36 - 8);
- dprintf("Reading alac %d %s\n", st->codec->extradata_size, (char*)st->codec->extradata);
+ strcpy(st->codec->extradata + 4, "alac"); // fake
+ get_buffer(pb, st->codec->extradata + 8, 36 - 8);
+ dprintf("Reading alac %d %s\n", st->codec->extradata_size, st->codec->extradata);
} else
url_fskip(pb, atom.size);
return 0;
/* pass all jp2h atom to codec */
if (st->codec->extradata) {
- strcpy((char *)st->codec->extradata + 4, "jp2h");
- get_buffer(pb, (uint8_t *)st->codec->extradata + 8, atom.size);
+ strcpy(st->codec->extradata + 4, "jp2h");
+ get_buffer(pb, st->codec->extradata + 8, atom.size);
} else
url_fskip(pb, atom.size);
return 0;
st->codec->codec_tag = format;
id = codec_get_id(mov_audio_tags, format);
- if (id > 0) {
+ if (st->codec->codec_type != CODEC_TYPE_VIDEO && id > 0) {
st->codec->codec_type = CODEC_TYPE_AUDIO;
- } else if (format && format != MKTAG('m', 'p', '4', 's')) { /* skip old asf mpeg4 tag */
+ } else if (st->codec->codec_type != CODEC_TYPE_AUDIO && /* do not overwrite codec type */
+ format && format != MKTAG('m', 'p', '4', 's')) { /* skip old asf mpeg4 tag */
id = codec_get_id(mov_video_tags, format);
if (id <= 0)
id = codec_get_id(codec_bmp_tags, format);
}
//Read QT version 1 fields. In version 0 theese dont exist
- dprintf("version =%d mp4=%d\n",version,c->mp4);
- if(version==1) {
- sc->sample_size_v1.den = get_be32(pb); /* samples per packet */
- get_be32(pb); /* bytes per packet */
- sc->sample_size_v1.num = get_be32(pb); /* bytes per frame */
- get_be32(pb); /* bytes per sample */
- } else if(version==2) {
- get_be32(pb); /* sizeof struct only */
- st->codec->sample_rate = av_int2dbl(get_be64(pb)); /* float 64 */
- st->codec->channels = get_be32(pb);
- get_be32(pb); /* always 0x7F000000 */
- get_be32(pb); /* bits per channel if sound is uncompressed */
- get_be32(pb); /* lcpm format specific flag */
- get_be32(pb); /* bytes per audio packet if constant */
- get_be32(pb); /* lpcm frames per audio packet if constant */
+ dprintf("version =%d, isom =%d\n",version,c->isom);
+ if(!c->isom) {
+ if(version==1) {
+ sc->sample_size_v1.den = get_be32(pb); /* samples per packet */
+ get_be32(pb); /* bytes per packet */
+ sc->sample_size_v1.num = get_be32(pb); /* bytes per frame */
+ get_be32(pb); /* bytes per sample */
+ } else if(version==2) {
+ get_be32(pb); /* sizeof struct only */
+ st->codec->sample_rate = av_int2dbl(get_be64(pb)); /* float 64 */
+ st->codec->channels = get_be32(pb);
+ get_be32(pb); /* always 0x7F000000 */
+ get_be32(pb); /* bits per channel if sound is uncompressed */
+ get_be32(pb); /* lcpm format specific flag */
+ get_be32(pb); /* bytes per audio packet if constant */
+ get_be32(pb); /* lpcm frames per audio packet if constant */
+ }
}
bits_per_sample = av_get_bits_per_sample(st->codec->codec_id);
st->codec->width= 0; /* let decoder init width/height */
st->codec->height= 0;
break;
-#ifdef CONFIG_FAAD
+#ifdef CONFIG_LIBFAAD
case CODEC_ID_AAC:
#endif
#ifdef CONFIG_VORBIS_DECODER
st->codec->channels= 1; /* really needed */
break;
case CODEC_ID_MP2:
+ st->codec->codec_type = CODEC_TYPE_AUDIO; /* force type after stsd for m1a hdlr */
st->need_parsing = 1;
break;
default:
return err;
}
-
-#ifdef CONFIG_ZLIB
-static int null_read_packet(void *opaque, uint8_t *buf, int buf_size)
-{
- return -1;
-}
-
static int mov_read_cmov(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
{
+#ifdef CONFIG_ZLIB
ByteIOContext ctx;
uint8_t *cmov_data;
uint8_t *moov_data; /* uncompressed data */
get_buffer(pb, cmov_data, cmov_len);
if(uncompress (moov_data, (uLongf *) &moov_len, (const Bytef *)cmov_data, cmov_len) != Z_OK)
return -1;
- if(init_put_byte(&ctx, moov_data, moov_len, 0, NULL, null_read_packet, NULL, NULL) != 0)
+ if(init_put_byte(&ctx, moov_data, moov_len, 0, NULL, NULL, NULL, NULL) != 0)
return -1;
- ctx.buf_end = ctx.buffer + moov_len;
atom.type = MKTAG( 'm', 'o', 'o', 'v' );
atom.offset = 0;
atom.size = moov_len;
ret = mov_read_default(c, &ctx, atom);
av_free(moov_data);
av_free(cmov_data);
-
return ret;
-}
+#else
+ av_log(c->fc, AV_LOG_ERROR, "this file requires zlib support compiled in\n");
+ return -1;
#endif
+}
/* edit list atom */
static int mov_read_elst(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
static const MOVParseTableEntry mov_default_parse_table[] = {
/* mp4 atoms */
{ MKTAG( 'c', 'o', '6', '4' ), mov_read_stco },
-{ MKTAG( 'c', 'p', 'r', 't' ), mov_read_default },
-{ MKTAG( 'c', 'r', 'h', 'd' ), mov_read_default },
{ MKTAG( 'c', 't', 't', 's' ), mov_read_ctts }, /* composition time to sample */
-{ MKTAG( 'd', 'i', 'n', 'f' ), mov_read_default }, /* data information */
-{ MKTAG( 'd', 'p', 'n', 'd' ), mov_read_leaf },
-{ MKTAG( 'd', 'r', 'e', 'f' ), mov_read_leaf },
{ MKTAG( 'e', 'd', 't', 's' ), mov_read_default },
{ MKTAG( 'e', 'l', 's', 't' ), mov_read_elst },
{ MKTAG( 'e', 'n', 'd', 'a' ), mov_read_enda },
-{ MKTAG( 'f', 'r', 'e', 'e' ), mov_read_leaf },
{ MKTAG( 'f', 't', 'y', 'p' ), mov_read_ftyp },
{ MKTAG( 'h', 'd', 'l', 'r' ), mov_read_hdlr },
-{ MKTAG( 'h', 'i', 'n', 't' ), mov_read_leaf },
-{ MKTAG( 'h', 'm', 'h', 'd' ), mov_read_leaf },
-{ MKTAG( 'i', 'o', 'd', 's' ), mov_read_leaf },
{ MKTAG( 'j', 'p', '2', 'h' ), mov_read_jp2h },
{ MKTAG( 'm', 'd', 'a', 't' ), mov_read_mdat },
{ MKTAG( 'm', 'd', 'h', 'd' ), mov_read_mdhd },
{ MKTAG( 'm', 'd', 'i', 'a' ), mov_read_default },
{ MKTAG( 'm', 'i', 'n', 'f' ), mov_read_default },
{ MKTAG( 'm', 'o', 'o', 'v' ), mov_read_moov },
-{ MKTAG( 'm', 'p', '4', 'a' ), mov_read_default },
-{ MKTAG( 'm', 'p', '4', 's' ), mov_read_default },
-{ MKTAG( 'm', 'p', '4', 'v' ), mov_read_default },
-{ MKTAG( 'm', 'p', 'o', 'd' ), mov_read_leaf },
{ MKTAG( 'm', 'v', 'h', 'd' ), mov_read_mvhd },
-{ MKTAG( 'n', 'm', 'h', 'd' ), mov_read_leaf },
-{ MKTAG( 'o', 'd', 'h', 'd' ), mov_read_default },
-{ MKTAG( 's', 'd', 'h', 'd' ), mov_read_default },
-{ MKTAG( 's', 'k', 'i', 'p' ), mov_read_leaf },
-{ MKTAG( 's', 'm', 'h', 'd' ), mov_read_leaf }, /* sound media info header */
{ MKTAG( 'S', 'M', 'I', ' ' ), mov_read_smi }, /* Sorenson extension ??? */
{ MKTAG( 'a', 'l', 'a', 'c' ), mov_read_alac }, /* alac specific atom */
{ MKTAG( 'a', 'v', 'c', 'C' ), mov_read_avcC },
{ MKTAG( 's', 't', 'b', 'l' ), mov_read_default },
{ MKTAG( 's', 't', 'c', 'o' ), mov_read_stco },
-{ MKTAG( 's', 't', 'd', 'p' ), mov_read_default },
{ MKTAG( 's', 't', 's', 'c' ), mov_read_stsc },
{ MKTAG( 's', 't', 's', 'd' ), mov_read_stsd }, /* sample description */
-{ MKTAG( 's', 't', 's', 'h' ), mov_read_default },
{ MKTAG( 's', 't', 's', 's' ), mov_read_stss }, /* sync sample */
{ MKTAG( 's', 't', 's', 'z' ), mov_read_stsz }, /* sample size */
{ MKTAG( 's', 't', 't', 's' ), mov_read_stts },
{ MKTAG( 't', 'k', 'h', 'd' ), mov_read_tkhd }, /* track header */
{ MKTAG( 't', 'r', 'a', 'k' ), mov_read_trak },
-{ MKTAG( 't', 'r', 'e', 'f' ), mov_read_default }, /* not really */
-{ MKTAG( 'u', 'd', 't', 'a' ), mov_read_leaf },
-{ MKTAG( 'u', 'r', 'l', ' ' ), mov_read_leaf },
-{ MKTAG( 'u', 'r', 'n', ' ' ), mov_read_leaf },
-{ MKTAG( 'u', 'u', 'i', 'd' ), mov_read_leaf },
-{ MKTAG( 'v', 'm', 'h', 'd' ), mov_read_leaf }, /* video media info header */
{ MKTAG( 'w', 'a', 'v', 'e' ), mov_read_wave },
-/* extra mp4 */
-{ MKTAG( 'M', 'D', 'E', 'S' ), mov_read_leaf },
-/* QT atoms */
-{ MKTAG( 'c', 'h', 'a', 'p' ), mov_read_leaf },
-{ MKTAG( 'c', 'l', 'i', 'p' ), mov_read_default },
-{ MKTAG( 'c', 'r', 'g', 'n' ), mov_read_leaf },
{ MKTAG( 'c', 't', 'a', 'b' ), mov_read_ctab },
{ MKTAG( 'e', 's', 'd', 's' ), mov_read_esds },
-{ MKTAG( 'k', 'm', 'a', 't' ), mov_read_leaf },
-{ MKTAG( 'm', 'a', 't', 't' ), mov_read_default },
-{ MKTAG( 'r', 'd', 'r', 'f' ), mov_read_leaf },
-{ MKTAG( 'r', 'm', 'd', 'a' ), mov_read_default },
-{ MKTAG( 'r', 'm', 'd', 'r' ), mov_read_leaf },
-{ MKTAG( 'r', 'm', 'r', 'a' ), mov_read_default },
-{ MKTAG( 's', 'c', 'p', 't' ), mov_read_leaf },
-{ MKTAG( 's', 's', 'r', 'c' ), mov_read_leaf },
-{ MKTAG( 's', 'y', 'n', 'c' ), mov_read_leaf },
-{ MKTAG( 't', 'c', 'm', 'd' ), mov_read_leaf },
{ MKTAG( 'w', 'i', 'd', 'e' ), mov_read_wide }, /* place holder */
-//{ MKTAG( 'r', 'm', 'q', 'u' ), mov_read_leaf },
-#ifdef CONFIG_ZLIB
{ MKTAG( 'c', 'm', 'o', 'v' ), mov_read_cmov },
-#else
-{ MKTAG( 'c', 'm', 'o', 'v' ), mov_read_leaf },
-#endif
-{ 0L, mov_read_leaf }
+{ 0L, NULL }
};
static void mov_free_stream_context(MOVStreamContext *sc)
stss_index++;
}
sample_size = sc->sample_size > 0 ? sc->sample_size : sc->sample_sizes[current_sample];
- dprintf("AVIndex stream %d, sample %d, offset %llx, dts %lld, size %d, distance %d, keyframe %d\n",
+ dprintf("AVIndex stream %d, sample %d, offset %"PRIx64", dts %"PRId64", size %d, distance %d, keyframe %d\n",
st->index, current_sample, current_offset, current_dts, sample_size, distance, keyframe);
av_add_index_entry(st, current_offset, current_dts, sample_size, distance, keyframe ? AVINDEX_KEYFRAME : 0);
current_offset += sample_size;
/* check for last chunk */
if (chunk_size == INT_MAX)
for (j = 0; j < mov->mdat_count; j++) {
- dprintf("mdat %d, offset %llx, size %lld, current offset %llx\n",
+ dprintf("mdat %d, offset %"PRIx64", size %"PRId64", current offset %"PRIx64"\n",
j, mov->mdat_list[j].offset, mov->mdat_list[j].size, current_offset);
if (mov->mdat_list[j].offset <= current_offset && mov->mdat_list[j].offset + mov->mdat_list[j].size > current_offset)
chunk_size = mov->mdat_list[j].offset + mov->mdat_list[j].size - current_offset;
}
}
}
- dprintf("AVIndex stream %d, chunk %d, offset %llx, dts %lld, size %d, duration %d\n",
+ dprintf("AVIndex stream %d, chunk %d, offset %"PRIx64", dts %"PRId64", size %d, duration %d\n",
st->index, i, current_offset, current_dts, chunk_size, chunk_duration);
assert(chunk_duration % sc->time_rate == 0);
current_dts += chunk_duration / sc->time_rate;
AVIndexEntry *current_sample = &s->streams[i]->index_entries[msc->current_sample];
int64_t dts = av_rescale(current_sample->timestamp * (int64_t)msc->time_rate, AV_TIME_BASE, msc->time_scale);
- dprintf("stream %d, sample %ld, dts %lld\n", i, msc->current_sample, dts);
+ dprintf("stream %d, sample %ld, dts %"PRId64"\n", i, msc->current_sample, dts);
if (dts < best_dts) {
sample = current_sample;
best_dts = dts;
/* must be done just before reading, to avoid infinite loop on sample */
sc->current_sample++;
if (sample->pos >= url_fsize(&s->pb)) {
- av_log(mov->fc, AV_LOG_ERROR, "stream %d, offset 0x%llx: partial file\n", sc->ffindex, sample->pos);
+ av_log(mov->fc, AV_LOG_ERROR, "stream %d, offset 0x%"PRIx64": partial file\n", sc->ffindex, sample->pos);
return -1;
}
#ifdef CONFIG_DV_DEMUXER
}
pkt->flags |= sample->flags & AVINDEX_KEYFRAME ? PKT_FLAG_KEY : 0;
pkt->pos = sample->pos;
- dprintf("stream %d, pts %lld, dts %lld, pos 0x%llx, duration %d\n", pkt->stream_index, pkt->pts, pkt->dts, pkt->pos, pkt->duration);
+ dprintf("stream %d, pts %"PRId64", dts %"PRId64", pos 0x%"PRIx64", duration %d\n", pkt->stream_index, pkt->pts, pkt->dts, pkt->pos, pkt->duration);
return 0;
}
int i;
sample = av_index_search_timestamp(st, timestamp, flags);
- dprintf("stream %d, timestamp %lld, sample %d\n", st->index, timestamp, sample);
+ dprintf("stream %d, timestamp %"PRId64", sample %d\n", st->index, timestamp, sample);
if (sample < 0) /* not sure what to do */
return -1;
sc->current_sample = sample;
projects / ffmpeg / blobdiff