typedef struct MOVIndex {
int mode;
int entry;
- int ents_allocated;
long timescale;
long time;
int64_t trackDuration;
long sampleCount;
long sampleDuration;
+ long sampleSize;
int hasKeyframes;
int hasBframes;
int language;
int vosLen;
uint8_t *vosData;
- MOVIentry** cluster;
+ MOVIentry *cluster;
} MOVTrack;
typedef struct MOVContext {
put_be32(pb, 0); /* version & flags */
put_be32(pb, track->entry); /* entry count */
for (i=0; i<track->entry; i++) {
- int cl = i / MOV_INDEX_CLUSTER_SIZE;
- int id = i % MOV_INDEX_CLUSTER_SIZE;
if(mode64 == 1)
- put_be64(pb, track->cluster[cl][id].pos);
+ put_be64(pb, track->cluster[i].pos);
else
- put_be32(pb, track->cluster[cl][id].pos);
+ put_be32(pb, track->cluster[i].pos);
}
return updateSize (pb, pos);
}
put_be32(pb, 0); /* version & flags */
for (i=0; i<track->entry; i++) {
- int cl = i / MOV_INDEX_CLUSTER_SIZE;
- int id = i % MOV_INDEX_CLUSTER_SIZE;
- tst = track->cluster[cl][id].size/track->cluster[cl][id].entries;
+ tst = track->cluster[i].size/track->cluster[i].entries;
if(oldtst != -1 && tst != oldtst) {
equalChunks = 0;
}
oldtst = tst;
- entries += track->cluster[cl][id].entries;
+ entries += track->cluster[i].entries;
}
if (equalChunks) {
- int sSize = track->cluster[0][0].size/track->cluster[0][0].entries;
+ int sSize = track->cluster[0].size/track->cluster[0].entries;
put_be32(pb, sSize); // sample size
put_be32(pb, entries); // sample count
}
put_be32(pb, 0); // sample size
put_be32(pb, entries); // sample count
for (i=0; i<track->entry; i++) {
- int cl = i / MOV_INDEX_CLUSTER_SIZE;
- int id = i % MOV_INDEX_CLUSTER_SIZE;
- for ( j=0; j<track->cluster[cl][id].entries; j++) {
- put_be32(pb, track->cluster[cl][id].size /
- track->cluster[cl][id].entries);
+ for ( j=0; j<track->cluster[i].entries; j++) {
+ put_be32(pb, track->cluster[i].size /
+ track->cluster[i].entries);
}
}
}
entryPos = url_ftell(pb);
put_be32(pb, track->entry); // entry count
for (i=0; i<track->entry; i++) {
- int cl = i / MOV_INDEX_CLUSTER_SIZE;
- int id = i % MOV_INDEX_CLUSTER_SIZE;
- if(oldval != track->cluster[cl][id].samplesInChunk)
+ if(oldval != track->cluster[i].samplesInChunk)
{
put_be32(pb, i+1); // first chunk
- put_be32(pb, track->cluster[cl][id].samplesInChunk); // samples per chunk
+ put_be32(pb, track->cluster[i].samplesInChunk); // samples per chunk
put_be32(pb, 0x1); // sample description index
- oldval = track->cluster[cl][id].samplesInChunk;
+ oldval = track->cluster[i].samplesInChunk;
index++;
}
}
entryPos = url_ftell(pb);
put_be32(pb, track->entry); // entry count
for (i=0; i<track->entry; i++) {
- int cl = i / MOV_INDEX_CLUSTER_SIZE;
- int id = i % MOV_INDEX_CLUSTER_SIZE;
- if(track->cluster[cl][id].key_frame == 1) {
+ if(track->cluster[i].key_frame == 1) {
put_be32(pb, i+1);
index++;
}
return updateSize (pb, pos);
}
-static int mov_write_damr_tag(ByteIOContext *pb)
+static int mov_write_amr_tag(ByteIOContext *pb, MOVTrack *track)
{
put_be32(pb, 0x11); /* size */
- put_tag(pb, "damr");
+ if (track->mode == MODE_MOV) put_tag(pb, "samr");
+ else put_tag(pb, "damr");
put_tag(pb, "FFMP");
- put_byte(pb, 0);
-
- //put_be16(pb, 0x80); /* Mode set (all modes for AMR_NB) */
- //put_be16(pb, 0xa); /* Mode change period (no restriction) */
- put_be16(pb, 0x81ff); /* Mode set (all modes for AMR_NB) */
- put_be16(pb, 1); /* Mode change period (no restriction) */
- return 0x11;
-}
-
-static int mov_write_samr_tag(ByteIOContext *pb)
-{
- put_be32(pb, 0x11); /* size */
- put_tag(pb, "samr");
- put_tag(pb, "FFMP");
- put_byte(pb, 1);
+ put_byte(pb, 0); /* decoder version */
- put_be16(pb, 0x80); /* Mode set (all modes for AMR_NB) */
- put_be16(pb, 0x5); /* Mode change period (no restriction) */
+ put_be16(pb, 0x81FF); /* Mode set (all modes for AMR_NB) */
+ put_byte(pb, 0x00); /* Mode change period (no restriction) */
+ put_byte(pb, 0x01); /* Frames per sample */
return 0x11;
}
put_le32(pb, track->tag);
if (track->enc->codec_id == CODEC_ID_AAC) {
+ /* useless atom needed by mplayer, ipod, not needed by quicktime */
+ put_be32(pb, 12); /* size */
+ put_tag(pb, "mp4a");
+ put_be32(pb, 0);
mov_write_esds_tag(pb, track);
} else if (track->enc->codec_id == CODEC_ID_PCM_S24LE ||
track->enc->codec_id == CODEC_ID_PCM_S32LE) {
mov_write_enda_tag(pb);
} else if (track->enc->codec_id == CODEC_ID_AMR_NB) {
- mov_write_samr_tag(pb);
+ mov_write_amr_tag(pb, track);
}
put_be32(pb, 8); /* size */
static int mov_write_audio_tag(ByteIOContext *pb, MOVTrack* track)
{
offset_t pos = url_ftell(pb);
+ int vbr= track->enc->codec_id == CODEC_ID_AAC ||
+ track->enc->codec_id == CODEC_ID_MP3 ||
+ track->enc->codec_id == CODEC_ID_AMR_NB;
int version = track->mode == MODE_MOV &&
- (track->enc->codec_id == CODEC_ID_AAC ||
- track->enc->codec_id == CODEC_ID_MP3 ||
+ (vbr ||
track->enc->codec_id == CODEC_ID_PCM_S32LE ||
track->enc->codec_id == CODEC_ID_PCM_S24LE);
to be a good way to get number of bits of audio */
put_be16(pb, 0x10); /* Reserved */
- if(track->enc->codec_id == CODEC_ID_AAC ||
- track->enc->codec_id == CODEC_ID_MP3 ||
- track->enc->codec_id == CODEC_ID_AMR_NB) {
+ if(vbr) {
put_be16(pb, 0xfffe); /* compression ID (vbr)*/
} else {
put_be16(pb, 0); /* compression ID (= 0) */
put_be16(pb, track->timescale); /* Time scale */
put_be16(pb, 0); /* Reserved */
- if(version == 1) {
- /* SoundDescription V1 extended info */
- put_be32(pb, track->enc->frame_size); /* Samples per packet */
- put_be32(pb, track->sampleDuration); /* Bytes per frame */
- put_be32(pb, 8); /* Bytes per sample */
- put_be32(pb, 2);
+ if(version == 1) { /* SoundDescription V1 extended info */
+ if (vbr)
+ track->sampleSize = 0;
+ put_be32(pb, track->enc->frame_size); /* Samples per packet */
+ put_be32(pb, track->sampleSize / track->enc->channels); /* Bytes per packet */
+ put_be32(pb, track->sampleSize); /* Bytes per frame */
+ put_be32(pb, 2); /* Bytes per sample */
}
if(track->mode == MODE_MOV &&
else if(track->enc->codec_id == CODEC_ID_AAC)
mov_write_esds_tag(pb, track);
else if(track->enc->codec_id == CODEC_ID_AMR_NB)
- mov_write_damr_tag(pb);
+ mov_write_amr_tag(pb, track);
return updateSize (pb, pos);
}
ctts_entries = av_malloc((track->entry + 1) * sizeof(*ctts_entries)); /* worst case */
ctts_entries[0].count = 1;
- ctts_entries[0].duration = track->cluster[0][0].cts;
+ ctts_entries[0].duration = track->cluster[0].cts;
for (i=1; i<track->entry; i++) {
- int cl = i / MOV_INDEX_CLUSTER_SIZE;
- int id = i % MOV_INDEX_CLUSTER_SIZE;
- if (track->cluster[cl][id].cts == ctts_entries[entries].duration) {
+ if (track->cluster[i].cts == ctts_entries[entries].duration) {
ctts_entries[entries].count++; /* compress */
} else {
entries++;
- ctts_entries[entries].duration = track->cluster[cl][id].cts;
+ ctts_entries[entries].duration = track->cluster[i].cts;
ctts_entries[entries].count = 1;
}
}
int64_t maxTrackLenTemp, maxTrackLen = 0;
int version;
- for (i=0; i<MAX_STREAMS; i++) {
+ for (i=0; i<mov->nb_streams; i++) {
if(mov->tracks[i].entry > 0) {
maxTrackLenTemp = av_rescale_rnd(mov->tracks[i].trackDuration, globalTimescale, mov->tracks[i].timescale, AV_ROUND_UP);
if(maxTrackLen < maxTrackLenTemp)
if(mov->mode == MODE_MOV){ // the title field breaks gtkpod with mp4 and my suspicion is that stuff isnt valid in mp4
/* Requirements */
- for (i=0; i<MAX_STREAMS; i++) {
+ for (i=0; i<mov->nb_streams; i++) {
if(mov->tracks[i].entry <= 0) continue;
if (mov->tracks[i].enc->codec_id == CODEC_ID_AAC ||
mov->tracks[i].enc->codec_id == CODEC_ID_MPEG4) {
put_tag(pb, "moov");
mov->timescale = globalTimescale;
- for (i=0; i<MAX_STREAMS; i++) {
+ for (i=0; i<mov->nb_streams; i++) {
if(mov->tracks[i].entry <= 0) continue;
if(mov->tracks[i].enc->codec_type == CODEC_TYPE_VIDEO) {
mov_write_mvhd_tag(pb, mov);
//mov_write_iods_tag(pb, mov);
- for (i=0; i<MAX_STREAMS; i++) {
+ for (i=0; i<mov->nb_streams; i++) {
if(mov->tracks[i].entry > 0) {
mov_write_trak_tag(pb, &(mov->tracks[i]));
}
return updateSize(pb, pos);
}
-int mov_write_mdat_tag(ByteIOContext *pb, MOVContext* mov)
+static int mov_write_mdat_tag(ByteIOContext *pb, MOVContext* mov)
{
put_be32(pb, 8); // placeholder for extended size field (64 bit)
put_tag(pb, "wide");
}else if(st->codec->codec_type == CODEC_TYPE_AUDIO){
track->tag = mov_find_audio_codec_tag(s, track);
av_set_pts_info(st, 64, 1, st->codec->sample_rate);
+ track->sampleSize = (av_get_bits_per_sample(st->codec->codec_id) >> 3) * st->codec->channels;
}
track->language = ff_mov_iso639_to_lang(st->language, mov->mode != MODE_MOV);
track->mode = mov->mode;
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);
ByteIOContext *pb = &s->pb;
MOVTrack *trk = &mov->tracks[pkt->stream_index];
AVCodecContext *enc = trk->enc;
- int cl, id;
unsigned int samplesInChunk = 0;
int size= pkt->size;
if (url_is_streamed(&s->pb)) return 0; /* Can't handle that */
if (!size) return 0; /* Discard 0 sized packets */
- if (enc->codec_type == CODEC_TYPE_AUDIO) {
- switch (enc->codec_id) {
- case CODEC_ID_AMR_NB:
- { /* We must find out how many AMR blocks there are in one packet */
- static uint16_t packed_size[16] =
- {13, 14, 16, 18, 20, 21, 27, 32, 6, 0, 0, 0, 0, 0, 0, 0};
- int len = 0;
-
- while (len < size && samplesInChunk < 100) {
- len += packed_size[(pkt->data[len] >> 3) & 0x0F];
- samplesInChunk++;
- }
- }
- break;
- case CODEC_ID_PCM_MULAW:
- case CODEC_ID_PCM_ALAW:
- samplesInChunk = size/enc->channels;
- break;
- case CODEC_ID_PCM_S16BE:
- case CODEC_ID_PCM_S16LE:
- samplesInChunk = size/(2*enc->channels);
- break;
- case CODEC_ID_PCM_S24BE:
- case CODEC_ID_PCM_S24LE:
- samplesInChunk = size/(3*enc->channels);
- break;
- case CODEC_ID_PCM_S32BE:
- case CODEC_ID_PCM_S32LE:
- samplesInChunk = size/(4*enc->channels);
- break;
- default:
- samplesInChunk = 1;
+ if (enc->codec_id == CODEC_ID_AMR_NB) {
+ /* We must find out how many AMR blocks there are in one packet */
+ static uint16_t packed_size[16] =
+ {13, 14, 16, 18, 20, 21, 27, 32, 6, 0, 0, 0, 0, 0, 0, 0};
+ int len = 0;
+
+ while (len < size && samplesInChunk < 100) {
+ len += packed_size[(pkt->data[len] >> 3) & 0x0F];
+ samplesInChunk++;
}
- } else {
+ if(samplesInChunk > 1){
+ av_log(s, AV_LOG_ERROR, "fatal error, input is not a single packet, inplement a AVParser for it\n");
+ return -1;
+ }
+ } else if (trk->sampleSize)
+ samplesInChunk = size/trk->sampleSize;
+ else
samplesInChunk = 1;
- }
/* copy extradata if it exists */
if (trk->vosLen == 0 && enc->extradata_size > 0) {
size = pkt->size;
}
- cl = trk->entry / MOV_INDEX_CLUSTER_SIZE;
- id = trk->entry % MOV_INDEX_CLUSTER_SIZE;
-
- if (trk->ents_allocated <= trk->entry) {
- trk->cluster = av_realloc(trk->cluster, (cl+1)*sizeof(void*));
+ if (!(trk->entry % MOV_INDEX_CLUSTER_SIZE)) {
+ trk->cluster = av_realloc(trk->cluster, (trk->entry + MOV_INDEX_CLUSTER_SIZE) * sizeof(*trk->cluster));
if (!trk->cluster)
return -1;
- trk->cluster[cl] = av_malloc(MOV_INDEX_CLUSTER_SIZE*sizeof(MOVIentry));
- if (!trk->cluster[cl])
- return -1;
- trk->ents_allocated += MOV_INDEX_CLUSTER_SIZE;
}
- trk->cluster[cl][id].pos = url_ftell(pb);
- trk->cluster[cl][id].samplesInChunk = samplesInChunk;
- trk->cluster[cl][id].size = size;
- trk->cluster[cl][id].entries = samplesInChunk;
+ trk->cluster[trk->entry].pos = url_ftell(pb);
+ trk->cluster[trk->entry].samplesInChunk = samplesInChunk;
+ trk->cluster[trk->entry].size = size;
+ trk->cluster[trk->entry].entries = samplesInChunk;
if(enc->codec_type == CODEC_TYPE_VIDEO) {
if (pkt->dts != pkt->pts)
trk->hasBframes = 1;
- trk->cluster[cl][id].cts = pkt->pts - pkt->dts;
- trk->cluster[cl][id].key_frame = !!(pkt->flags & PKT_FLAG_KEY);
- if(trk->cluster[cl][id].key_frame)
+ trk->cluster[trk->entry].cts = pkt->pts - pkt->dts;
+ trk->cluster[trk->entry].key_frame = !!(pkt->flags & PKT_FLAG_KEY);
+ if(trk->cluster[trk->entry].key_frame)
trk->hasKeyframes++;
}
trk->entry++;
MOVContext *mov = s->priv_data;
ByteIOContext *pb = &s->pb;
int res = 0;
- int i, j;
+ int i;
offset_t moov_pos = url_ftell(pb);
mov_write_moov_tag(pb, mov, s);
- for (i=0; i<MAX_STREAMS; i++) {
- for (j=0; j<mov->tracks[i].ents_allocated/MOV_INDEX_CLUSTER_SIZE; j++) {
- av_free(mov->tracks[i].cluster[j]);
- }
- av_free(mov->tracks[i].cluster);
+ for (i=0; i<mov->nb_streams; i++) {
+ av_freep(&mov->tracks[i].cluster);
+
if( mov->tracks[i].vosLen ) av_free( mov->tracks[i].vosData );
- mov->tracks[i].cluster = NULL;
- mov->tracks[i].ents_allocated = mov->tracks[i].entry = 0;
}
put_flush_packet(pb);
projects / ffmpeg / blobdiff