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authorReinhard Tartler <siretart@tauware.de>2010-05-13 16:26:55 +0000
committerReinhard Tartler <siretart@tauware.de>2010-05-13 16:26:55 +0000
commit64c2076bfcc61def58788968595b091d54e21f59 (patch)
treea818f508f37e9fbcc9fc0a1c962cd30adc6ab704 /libavformat/movenc.c
parentddb630177a01609913c22ed03a7c9286231da892 (diff)
update version string in changelog
Originally committed as revision 23114 to svn://svn.ffmpeg.org/ffmpeg/branches/0.6
Diffstat (limited to 'libavformat/movenc.c')
-rw-r--r--libavformat/movenc.c293
1 files changed, 114 insertions, 179 deletions
diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index 9f10aed193..4efed1be56 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -77,15 +77,12 @@ typedef struct MOVIndex {
MOVIentry *cluster;
int audio_vbr;
int height; ///< active picture (w/o VBI) height for D-10/IMX
- uint32_t tref_tag;
- int tref_id; ///< trackID of the referenced track
} MOVTrack;
typedef struct MOVMuxContext {
int mode;
int64_t time;
int nb_streams;
- int chapter_track; ///< qt chapter track number
int64_t mdat_pos;
uint64_t mdat_size;
MOVTrack *tracks;
@@ -1186,8 +1183,8 @@ static int mov_write_tkhd_tag(ByteIOContext *pb, MOVTrack *track, AVStream *st)
put_be32(pb, 0x40000000); /* reserved */
/* Track width and height, for visual only */
- if(st && (track->enc->codec_type == AVMEDIA_TYPE_VIDEO ||
- track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE)) {
+ if(track->enc->codec_type == AVMEDIA_TYPE_VIDEO ||
+ track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE) {
double sample_aspect_ratio = av_q2d(st->sample_aspect_ratio);
if(!sample_aspect_ratio || track->height != track->enc->height)
sample_aspect_ratio = 1;
@@ -1220,16 +1217,6 @@ static int mov_write_edts_tag(ByteIOContext *pb, MOVTrack *track)
return 0x24;
}
-static int mov_write_tref_tag(ByteIOContext *pb, MOVTrack *track)
-{
- put_be32(pb, 20); // size
- put_tag(pb, "tref");
- put_be32(pb, 12); // size (subatom)
- put_le32(pb, track->tref_tag);
- put_be32(pb, track->tref_id);
- return 20;
-}
-
// goes at the end of each track! ... Critical for PSP playback ("Incompatible data" without it)
static int mov_write_uuid_tag_psp(ByteIOContext *pb, MOVTrack *mov)
{
@@ -1257,8 +1244,6 @@ static int mov_write_trak_tag(ByteIOContext *pb, MOVTrack *track, AVStream *st)
mov_write_tkhd_tag(pb, track, st);
if (track->mode == MODE_PSP || track->flags & MOV_TRACK_CTTS)
mov_write_edts_tag(pb, track); // PSP Movies require edts box
- if (track->tref_tag)
- mov_write_tref_tag(pb, track);
mov_write_mdia_tag(pb, track);
if (track->mode == MODE_PSP)
mov_write_uuid_tag_psp(pb,track); // PSP Movies require this uuid box
@@ -1671,17 +1656,11 @@ static int mov_write_moov_tag(ByteIOContext *pb, MOVMuxContext *mov,
mov->tracks[i].trackID = i+1;
}
- if (mov->chapter_track)
- for (i=0; i<s->nb_streams; i++) {
- mov->tracks[i].tref_tag = MKTAG('c','h','a','p');
- mov->tracks[i].tref_id = mov->tracks[mov->chapter_track].trackID;
- }
-
mov_write_mvhd_tag(pb, mov);
//mov_write_iods_tag(pb, mov);
for (i=0; i<mov->nb_streams; i++) {
if(mov->tracks[i].entry > 0) {
- mov_write_trak_tag(pb, &(mov->tracks[i]), i < s->nb_streams ? s->streams[i] : NULL);
+ mov_write_trak_tag(pb, &(mov->tracks[i]), s->streams[i]);
}
}
@@ -1822,6 +1801,117 @@ static void mov_write_uuidprof_tag(ByteIOContext *pb, AVFormatContext *s)
put_be32(pb, 0x010001); /* ? */
}
+static int mov_write_header(AVFormatContext *s)
+{
+ ByteIOContext *pb = s->pb;
+ MOVMuxContext *mov = s->priv_data;
+ int i;
+
+ if (url_is_streamed(s->pb)) {
+ av_log(s, AV_LOG_ERROR, "muxer does not support non seekable output\n");
+ return -1;
+ }
+
+ /* Default mode == MP4 */
+ mov->mode = MODE_MP4;
+
+ if (s->oformat != NULL) {
+ if (!strcmp("3gp", s->oformat->name)) mov->mode = MODE_3GP;
+ else if (!strcmp("3g2", s->oformat->name)) mov->mode = MODE_3GP|MODE_3G2;
+ else if (!strcmp("mov", s->oformat->name)) mov->mode = MODE_MOV;
+ else if (!strcmp("psp", s->oformat->name)) mov->mode = MODE_PSP;
+ else if (!strcmp("ipod",s->oformat->name)) mov->mode = MODE_IPOD;
+
+ mov_write_ftyp_tag(pb,s);
+ if (mov->mode == MODE_PSP) {
+ if (s->nb_streams != 2) {
+ av_log(s, AV_LOG_ERROR, "PSP mode need one video and one audio stream\n");
+ return -1;
+ }
+ mov_write_uuidprof_tag(pb,s);
+ }
+ }
+
+ mov->tracks = av_mallocz(s->nb_streams*sizeof(*mov->tracks));
+ if (!mov->tracks)
+ return AVERROR(ENOMEM);
+
+ for(i=0; i<s->nb_streams; i++){
+ AVStream *st= s->streams[i];
+ MOVTrack *track= &mov->tracks[i];
+ AVMetadataTag *lang = av_metadata_get(st->metadata, "language", NULL,0);
+
+ track->enc = st->codec;
+ track->language = ff_mov_iso639_to_lang(lang?lang->value:"und", mov->mode!=MODE_MOV);
+ if (track->language < 0)
+ track->language = 0;
+ track->mode = mov->mode;
+ track->tag = mov_find_codec_tag(s, track);
+ if (!track->tag) {
+ av_log(s, AV_LOG_ERROR, "track %d: could not find tag, "
+ "codec not currently supported in container\n", i);
+ goto error;
+ }
+ if(st->codec->codec_type == AVMEDIA_TYPE_VIDEO){
+ if (track->tag == MKTAG('m','x','3','p') || track->tag == MKTAG('m','x','3','n') ||
+ track->tag == MKTAG('m','x','4','p') || track->tag == MKTAG('m','x','4','n') ||
+ track->tag == MKTAG('m','x','5','p') || track->tag == MKTAG('m','x','5','n')) {
+ if (st->codec->width != 720 || (st->codec->height != 608 && st->codec->height != 512)) {
+ av_log(s, AV_LOG_ERROR, "D-10/IMX must use 720x608 or 720x512 video resolution\n");
+ goto error;
+ }
+ track->height = track->tag>>24 == 'n' ? 486 : 576;
+ }
+ track->timescale = st->codec->time_base.den;
+ if (track->mode == MODE_MOV && track->timescale > 100000)
+ av_log(s, AV_LOG_WARNING,
+ "WARNING codec timebase is very high. If duration is too long,\n"
+ "file may not be playable by quicktime. Specify a shorter timebase\n"
+ "or choose different container.\n");
+ }else if(st->codec->codec_type == AVMEDIA_TYPE_AUDIO){
+ track->timescale = st->codec->sample_rate;
+ if(!st->codec->frame_size && !av_get_bits_per_sample(st->codec->codec_id)) {
+ av_log(s, AV_LOG_ERROR, "track %d: codec frame size is not set\n", i);
+ goto error;
+ }else if(st->codec->frame_size > 1){ /* assume compressed audio */
+ track->audio_vbr = 1;
+ }else{
+ st->codec->frame_size = 1;
+ track->sampleSize = (av_get_bits_per_sample(st->codec->codec_id) >> 3) * st->codec->channels;
+ }
+ if (track->mode != MODE_MOV) {
+ if (track->timescale > UINT16_MAX) {
+ av_log(s, AV_LOG_ERROR, "track %d: output format does not support "
+ "sample rate %dhz\n", i, track->timescale);
+ goto error;
+ }
+ if (track->enc->codec_id == CODEC_ID_MP3 && track->timescale < 16000) {
+ av_log(s, AV_LOG_ERROR, "track %d: muxing mp3 at %dhz is not supported\n",
+ i, track->enc->sample_rate);
+ goto error;
+ }
+ }
+ }else if(st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE){
+ track->timescale = st->codec->time_base.den;
+ }
+ if (!track->height)
+ track->height = st->codec->height;
+
+ av_set_pts_info(st, 64, 1, track->timescale);
+ }
+
+ mov_write_mdat_tag(pb, mov);
+ mov->time = s->timestamp + 0x7C25B080; //1970 based -> 1904 based
+ mov->nb_streams = s->nb_streams;
+
+ put_flush_packet(pb);
+
+ return 0;
+ error:
+ av_freep(&mov->tracks);
+ return -1;
+}
+
static int mov_parse_mpeg2_frame(AVPacket *pkt, uint32_t *flags)
{
uint32_t c = -1;
@@ -1939,158 +2029,6 @@ static int mov_write_packet(AVFormatContext *s, AVPacket *pkt)
return 0;
}
-// QuickTime chapters involve an additional text track with the chapter names
-// as samples, and a tref pointing from the other tracks to the chapter one.
-static void mov_create_chapter_track(AVFormatContext *s, int tracknum)
-{
- MOVMuxContext *mov = s->priv_data;
- MOVTrack *track = &mov->tracks[tracknum];
- AVPacket pkt = { .stream_index = tracknum, .flags = AV_PKT_FLAG_KEY };
- int i, len;
-
- track->mode = mov->mode;
- track->tag = MKTAG('t','e','x','t');
- track->timescale = MOV_TIMESCALE;
- track->enc = avcodec_alloc_context();
- track->enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
-
- for (i = 0; i < s->nb_chapters; i++) {
- AVChapter *c = s->chapters[i];
- AVMetadataTag *t;
-
- int64_t end = av_rescale_q(c->end, c->time_base, (AVRational){1,MOV_TIMESCALE});
- pkt.pts = pkt.dts = av_rescale_q(c->start, c->time_base, (AVRational){1,MOV_TIMESCALE});
- pkt.duration = end - pkt.dts;
-
- if ((t = av_metadata_get(c->metadata, "title", NULL, 0))) {
- len = strlen(t->value);
- pkt.size = len+2;
- pkt.data = av_malloc(pkt.size);
- AV_WB16(pkt.data, len);
- memcpy(pkt.data+2, t->value, len);
- mov_write_packet(s, &pkt);
- av_freep(&pkt.data);
- }
- }
-}
-
-static int mov_write_header(AVFormatContext *s)
-{
- ByteIOContext *pb = s->pb;
- MOVMuxContext *mov = s->priv_data;
- int i;
-
- if (url_is_streamed(s->pb)) {
- av_log(s, AV_LOG_ERROR, "muxer does not support non seekable output\n");
- return -1;
- }
-
- /* Default mode == MP4 */
- mov->mode = MODE_MP4;
-
- if (s->oformat != NULL) {
- if (!strcmp("3gp", s->oformat->name)) mov->mode = MODE_3GP;
- else if (!strcmp("3g2", s->oformat->name)) mov->mode = MODE_3GP|MODE_3G2;
- else if (!strcmp("mov", s->oformat->name)) mov->mode = MODE_MOV;
- else if (!strcmp("psp", s->oformat->name)) mov->mode = MODE_PSP;
- else if (!strcmp("ipod",s->oformat->name)) mov->mode = MODE_IPOD;
-
- mov_write_ftyp_tag(pb,s);
- if (mov->mode == MODE_PSP) {
- if (s->nb_streams != 2) {
- av_log(s, AV_LOG_ERROR, "PSP mode need one video and one audio stream\n");
- return -1;
- }
- mov_write_uuidprof_tag(pb,s);
- }
- }
-
- mov->nb_streams = s->nb_streams;
- if (mov->mode & (MODE_MOV|MODE_IPOD) && s->nb_chapters)
- mov->chapter_track = mov->nb_streams++;
-
- mov->tracks = av_mallocz(mov->nb_streams*sizeof(*mov->tracks));
- if (!mov->tracks)
- return AVERROR(ENOMEM);
-
- for(i=0; i<s->nb_streams; i++){
- AVStream *st= s->streams[i];
- MOVTrack *track= &mov->tracks[i];
- AVMetadataTag *lang = av_metadata_get(st->metadata, "language", NULL,0);
-
- track->enc = st->codec;
- track->language = ff_mov_iso639_to_lang(lang?lang->value:"und", mov->mode!=MODE_MOV);
- if (track->language < 0)
- track->language = 0;
- track->mode = mov->mode;
- track->tag = mov_find_codec_tag(s, track);
- if (!track->tag) {
- av_log(s, AV_LOG_ERROR, "track %d: could not find tag, "
- "codec not currently supported in container\n", i);
- goto error;
- }
- if(st->codec->codec_type == AVMEDIA_TYPE_VIDEO){
- if (track->tag == MKTAG('m','x','3','p') || track->tag == MKTAG('m','x','3','n') ||
- track->tag == MKTAG('m','x','4','p') || track->tag == MKTAG('m','x','4','n') ||
- track->tag == MKTAG('m','x','5','p') || track->tag == MKTAG('m','x','5','n')) {
- if (st->codec->width != 720 || (st->codec->height != 608 && st->codec->height != 512)) {
- av_log(s, AV_LOG_ERROR, "D-10/IMX must use 720x608 or 720x512 video resolution\n");
- goto error;
- }
- track->height = track->tag>>24 == 'n' ? 486 : 576;
- }
- track->timescale = st->codec->time_base.den;
- if (track->mode == MODE_MOV && track->timescale > 100000)
- av_log(s, AV_LOG_WARNING,
- "WARNING codec timebase is very high. If duration is too long,\n"
- "file may not be playable by quicktime. Specify a shorter timebase\n"
- "or choose different container.\n");
- }else if(st->codec->codec_type == AVMEDIA_TYPE_AUDIO){
- track->timescale = st->codec->sample_rate;
- if(!st->codec->frame_size && !av_get_bits_per_sample(st->codec->codec_id)) {
- av_log(s, AV_LOG_ERROR, "track %d: codec frame size is not set\n", i);
- goto error;
- }else if(st->codec->frame_size > 1){ /* assume compressed audio */
- track->audio_vbr = 1;
- }else{
- st->codec->frame_size = 1;
- track->sampleSize = (av_get_bits_per_sample(st->codec->codec_id) >> 3) * st->codec->channels;
- }
- if (track->mode != MODE_MOV) {
- if (track->timescale > UINT16_MAX) {
- av_log(s, AV_LOG_ERROR, "track %d: output format does not support "
- "sample rate %dhz\n", i, track->timescale);
- goto error;
- }
- if (track->enc->codec_id == CODEC_ID_MP3 && track->timescale < 16000) {
- av_log(s, AV_LOG_ERROR, "track %d: muxing mp3 at %dhz is not supported\n",
- i, track->enc->sample_rate);
- goto error;
- }
- }
- }else if(st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE){
- track->timescale = st->codec->time_base.den;
- }
- if (!track->height)
- track->height = st->codec->height;
-
- av_set_pts_info(st, 64, 1, track->timescale);
- }
-
- mov_write_mdat_tag(pb, mov);
- mov->time = s->timestamp + 0x7C25B080; //1970 based -> 1904 based
-
- if (mov->chapter_track)
- mov_create_chapter_track(s, mov->chapter_track);
-
- put_flush_packet(pb);
-
- return 0;
- error:
- av_freep(&mov->tracks);
- return -1;
-}
-
static int mov_write_trailer(AVFormatContext *s)
{
MOVMuxContext *mov = s->priv_data;
@@ -2115,9 +2053,6 @@ static int mov_write_trailer(AVFormatContext *s)
mov_write_moov_tag(pb, mov, s);
- if (mov->chapter_track)
- av_freep(&mov->tracks[mov->chapter_track].enc);
-
for (i=0; i<mov->nb_streams; i++) {
av_freep(&mov->tracks[i].cluster);