movenc patch by (Gildas Bazin <gbazin at altern dot org>)
Originally committed as revision 2476 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Gildas Bazin
Michael Niedermayer
parent
75388c749b
commit
e45ccf79be
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@ -1,6 +1,7 @@
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/*
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* MOV, 3GP, MP4 encoder.
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* Copyright (c) 2003 Thomas Raivio.
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* Enhancements by Gildas Bazin <gbazin@netcourrier.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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@ -28,22 +29,21 @@
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#define globalTimescale 1000
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typedef struct MOVIentry {
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unsigned int flags, pos, len;
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unsigned int chunkSize;
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unsigned int flags, pos, size;
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unsigned int samplesInChunk;
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char key_frame;
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unsigned int entries;
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} MOVIentry;
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typedef struct MOVIndex {
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int entry;
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int samples;
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int mdat_size;
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int ents_allocated;
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long timescale;
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long time;
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long frameCount;
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long trackDuration;
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long sampleDelta;
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long sampleCount;
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long sampleDuration;
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int hasKeyframes;
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int trackID;
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AVCodecContext *enc;
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@ -63,6 +63,8 @@ typedef struct {
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MOVTrack tracks[MAX_STREAMS];
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} MOVContext;
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static int mov_write_esds_tag(ByteIOContext *pb, MOVTrack* track);
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//FIXME supprt 64bit varaint with wide placeholders
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static int updateSize (ByteIOContext *pb, int pos)
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{
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@ -74,6 +76,7 @@ static int updateSize (ByteIOContext *pb, int pos)
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return curpos - pos;
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}
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/* Chunk offset atom */
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static int mov_write_stco_tag(ByteIOContext *pb, MOVTrack* track)
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{
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int i;
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@ -90,10 +93,11 @@ static int mov_write_stco_tag(ByteIOContext *pb, MOVTrack* track)
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return updateSize (pb, pos);
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}
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/* Sample size atom */
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static int mov_write_stsz_tag(ByteIOContext *pb, MOVTrack* track)
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{
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int equalChunks = 1;
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int i, tst = -1, oldtst = -1;
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int i, j, entries = 0, tst = -1, oldtst = -1;
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int pos = url_ftell(pb);
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put_be32(pb, 0); /* size */
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@ -103,32 +107,34 @@ static int mov_write_stsz_tag(ByteIOContext *pb, MOVTrack* track)
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for (i=0; i<track->entry; i++) {
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int cl = i / MOV_INDEX_CLUSTER_SIZE;
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int id = i % MOV_INDEX_CLUSTER_SIZE;
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tst = track->cluster[cl][id].len;
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if(oldtst != -1 && tst != oldtst) {
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equalChunks = 0;
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break;
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tst = track->cluster[cl][id].size/track->cluster[cl][id].entries;
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if(oldtst != -1 && tst != oldtst) {
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equalChunks = 0;
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}
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oldtst = tst;
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entries += track->cluster[cl][id].entries;
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}
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if(equalChunks ||
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track->enc->codec_type == CODEC_TYPE_AUDIO) {
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//int sSize = track->cluster[0][0].len/track->cluster[0][0].entries;
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int sSize = track->cluster[0][0].len;
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if (equalChunks) {
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int sSize = track->cluster[0][0].size/track->cluster[0][0].entries;
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put_be32(pb, sSize); // sample size
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put_be32(pb, track->samples/track->enc->channels); // sample count
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put_be32(pb, entries); // sample count
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}
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else {
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put_be32(pb, 0); // sample size
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put_be32(pb, track->entry); // sample count
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put_be32(pb, entries); // sample count
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for (i=0; i<track->entry; i++) {
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int cl = i / MOV_INDEX_CLUSTER_SIZE;
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int id = i % MOV_INDEX_CLUSTER_SIZE;
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put_be32(pb, track->cluster[cl][id].len);
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for ( j=0; j<track->cluster[cl][id].entries; j++) {
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put_be32(pb, track->cluster[cl][id].size /
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track->cluster[cl][id].entries);
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}
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}
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}
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return updateSize (pb, pos);
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}
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/* Sample to chunk atom */
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static int mov_write_stsc_tag(ByteIOContext *pb, MOVTrack* track)
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{
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int index = 0, oldval = -1, i, entryPos, curpos;
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@ -142,12 +148,12 @@ static int mov_write_stsc_tag(ByteIOContext *pb, MOVTrack* track)
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for (i=0; i<track->entry; i++) {
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int cl = i / MOV_INDEX_CLUSTER_SIZE;
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int id = i % MOV_INDEX_CLUSTER_SIZE;
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if(oldval != track->cluster[cl][id].chunkSize)
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if(oldval != track->cluster[cl][id].samplesInChunk)
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{
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put_be32(pb, i+1); // first chunk
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put_be32(pb, track->cluster[cl][id].chunkSize);
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put_be32(pb, track->cluster[cl][id].samplesInChunk); // samples per chunk
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put_be32(pb, 0x1); // sample description index
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oldval = track->cluster[cl][id].chunkSize;
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oldval = track->cluster[cl][id].samplesInChunk;
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index++;
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}
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}
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@ -159,6 +165,7 @@ static int mov_write_stsc_tag(ByteIOContext *pb, MOVTrack* track)
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return updateSize (pb, pos);
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}
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/* Sync sample atom */
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static int mov_write_stss_tag(ByteIOContext *pb, MOVTrack* track)
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{
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long curpos;
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@ -223,18 +230,22 @@ static int mov_write_audio_tag(ByteIOContext *pb, MOVTrack* track)
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put_be32(pb, 0); /* Reserved */
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put_be16(pb, 0); /* Reserved */
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put_be16(pb, 1); /* Data-reference index, XXX == 1 */
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put_be32(pb, 0); /* Reserved */
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/* SoundDescription */
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put_be16(pb, 0); /* Version */
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put_be16(pb, 0); /* Revision level */
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put_be32(pb, 0); /* Reserved */
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put_be16(pb, track->enc->channels); /* Number of channels */
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/* TODO: Currently hard-coded to 16-bit, there doesn't seem
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to be a good way to get number of bits of audio */
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to be a good way to get number of bits of audio */
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put_be16(pb, 0x10); /* Reserved */
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put_be16(pb, 0); /* compression ID (= 0) */
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put_be16(pb, 0); /* packet size (= 0) */
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put_be16(pb, track->timescale); /* Time scale */
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put_be16(pb, 0); /* Reserved */
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if(track->enc->codec_id == CODEC_ID_AAC)
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mov_write_esds_tag(pb, track);
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if(track->enc->codec_id == CODEC_ID_AMR_NB)
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mov_write_damr_tag(pb);
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return updateSize (pb, pos);
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@ -263,36 +274,86 @@ static int mov_write_svq3_tag(ByteIOContext *pb)
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return 0x15;
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}
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static unsigned int esdsLength(unsigned int len)
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static unsigned int descrLength(unsigned int len)
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{
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unsigned int result = 0;
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unsigned char b = len & 0x7f;
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result += b;
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b = (len >> 8) & 0x7f;
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result += (b + 0x80) << 8;
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b = (len >> 16) & 0x7f;
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result += (b + 0x80) << 16;
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b = (len >> 24) & 0x7f;
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result += (b + 0x80) << 24;
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return result;
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if (len < 0x00000080)
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return 2 + len;
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else if (len < 0x00004000)
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return 3 + len;
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else if(len < 0x00200000)
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return 4 + len;
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else
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return 5 + len;
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}
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static void putDescr(ByteIOContext *pb, int tag, int size)
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{
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uint32_t len;
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uint8_t vals[4];
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len = size;
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vals[3] = (uint8_t)(len & 0x7f);
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len >>= 7;
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vals[2] = (uint8_t)((len & 0x7f) | 0x80);
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len >>= 7;
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vals[1] = (uint8_t)((len & 0x7f) | 0x80);
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len >>= 7;
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vals[0] = (uint8_t)((len & 0x7f) | 0x80);
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put_byte(pb, tag); // DescriptorTag
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if (size < 0x00000080)
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{
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put_byte(pb, vals[3]);
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}
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else if (size < 0x00004000)
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{
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put_byte(pb, vals[2]);
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put_byte(pb, vals[3]);
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}
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else if (size < 0x00200000)
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{
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put_byte(pb, vals[1]);
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put_byte(pb, vals[2]);
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put_byte(pb, vals[3]);
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}
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else if (size < 0x10000000)
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{
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put_byte(pb, vals[0]);
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put_byte(pb, vals[1]);
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put_byte(pb, vals[2]);
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put_byte(pb, vals[3]);
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}
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}
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static int mov_write_esds_tag(ByteIOContext *pb, MOVTrack* track) // Basic
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{
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put_be32(pb, track->vosLen+18+14+17);
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put_tag(pb, "esds");
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put_be32(pb, 0); // Version
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int decoderSpecificInfoLen = track->vosLen ? descrLength(track->vosLen):0;
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int pos = url_ftell(pb);
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put_byte(pb, 0x03); // tag = ES_DescriptorTag
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put_be32(pb, esdsLength(track->vosLen+18+14)); // Length
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put_be16(pb, 0x0001); // ID (= 1)
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put_be32(pb, 0); // size
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put_tag(pb, "esds");
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put_be32(pb, 0); // Version
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// ES descriptor
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putDescr(pb, 0x03, 3 + descrLength(13 + decoderSpecificInfoLen) +
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descrLength(1));
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put_be16(pb, 0x0001); // ID (= 1)
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put_byte(pb, 0x00); // flags (= no flags)
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// Decoderconfigdescriptor = 4
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put_byte(pb, 0x04); // tag = DecoderConfigDescriptor
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put_be32(pb, esdsLength(track->vosLen+18)); // Length
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put_byte(pb, 0x20); // Object type indication (Visual 14496-2)
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put_byte(pb, 0x11); // flags (= Visualstream)
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// DecoderConfig descriptor
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putDescr(pb, 0x04, 13 + decoderSpecificInfoLen);
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if(track->enc->codec_id == CODEC_ID_AAC)
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put_byte(pb, 0x40); // Object type indication
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else if(track->enc->codec_id == CODEC_ID_MPEG4)
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put_byte(pb, 0x20); // Object type indication (Visual 14496-2)
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if(track->enc->codec_type == CODEC_TYPE_AUDIO)
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put_byte(pb, 0x15); // flags (= Audiostream)
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else
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put_byte(pb, 0x11); // flags (= Visualstream)
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put_byte(pb, 0x0); // Buffersize DB (24 bits)
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put_be16(pb, 0x0dd2); // Buffersize DB
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@ -300,15 +361,17 @@ static int mov_write_esds_tag(ByteIOContext *pb, MOVTrack* track) // Basic
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put_be32(pb, 0x0002e918); // maxbitrate
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put_be32(pb, 0x00017e6b); // avg bitrate
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// Decoderspecific info Tag = 5
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put_byte(pb, 0x05); // tag = Decoderspecific info
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put_be32(pb, esdsLength(track->vosLen)); // length
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put_buffer(pb, track->vosData, track->vosLen);
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put_byte(pb, 0x06);
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put_be32(pb, esdsLength(1)); // length
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if (track->vosLen)
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{
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// DecoderSpecific info descriptor
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putDescr(pb, 0x05, track->vosLen);
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put_buffer(pb, track->vosData, track->vosLen);
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}
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// SL descriptor
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putDescr(pb, 0x06, descrLength(1));
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put_byte(pb, 0x02);
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return track->vosLen+18+14+17;
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return updateSize (pb, pos);
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}
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static int mov_write_video_tag(ByteIOContext *pb, MOVTrack* track)
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@ -376,6 +439,7 @@ static int mov_write_stsd_tag(ByteIOContext *pb, MOVTrack* track)
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}
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/* TODO?: Currently all samples/frames seem to have same duration */
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/* Time to sample atom */
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static int mov_write_stts_tag(ByteIOContext *pb, MOVTrack* track)
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{
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put_be32(pb, 0x18); /* size */
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@ -383,8 +447,8 @@ static int mov_write_stts_tag(ByteIOContext *pb, MOVTrack* track)
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put_be32(pb, 0); /* version & flags */
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put_be32(pb, 1); /* entry count */
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put_be32(pb, track->frameCount); /* sample count */
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put_be32(pb, track->sampleDelta); /* sample delta */
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put_be32(pb, track->sampleCount); /* sample count */
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put_be32(pb, track->sampleDuration); /* sample duration */
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return 0x18;
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}
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@ -491,15 +555,8 @@ static int mov_write_mdhd_tag(ByteIOContext *pb, MOVTrack* track)
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put_be32(pb, 0); /* Version & flags */
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put_be32(pb, track->time); /* creation time */
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put_be32(pb, track->time); /* modification time */
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if(track->enc->codec_type == CODEC_TYPE_VIDEO) {
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int64_t rate = track->enc->frame_rate;
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put_be32(pb, rate);
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put_be32(pb, rate*(int64_t)track->trackDuration/(int64_t)globalTimescale); // duration
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}
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else {
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put_be32(pb, track->timescale); /* time scale (sample rate for audio) */
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put_be32(pb, track->trackDuration); /* duration */
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}
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put_be32(pb, track->timescale); /* time scale (sample rate for audio) */
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put_be32(pb, track->trackDuration); /* duration */
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put_be16(pb, 0); /* language, 0 = english */
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put_be16(pb, 0); /* reserved (quality) */
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return 32;
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@ -644,46 +701,28 @@ static int mov_write_moov_tag(ByteIOContext *pb, MOVContext *mov)
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mov->timescale = globalTimescale;
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for (i=0; i<MAX_STREAMS; i++) {
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if(mov->tracks[i].entry > 0) {
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if(mov->tracks[i].enc->codec_type == CODEC_TYPE_VIDEO) {
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mov->tracks[i].timescale = globalTimescale;
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mov->tracks[i].sampleDelta = mov->tracks[i].enc->frame_rate_base;
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mov->tracks[i].frameCount = mov->tracks[i].samples;
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mov->tracks[i].trackDuration = (int64_t)((int64_t)mov->tracks[i].entry*
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(int64_t)globalTimescale*(int64_t)mov->tracks[i].enc->frame_rate_base)/(int64_t)mov->tracks[i].enc->frame_rate;
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}
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else if(mov->tracks[i].enc->codec_type == CODEC_TYPE_AUDIO) {
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long trackDuration = 0;
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/* If AMR, track timescale = 8000, AMR_WB = 16000 */
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if(mov->tracks[i].enc->codec_id == CODEC_ID_AMR_NB) {
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int j;
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for (j=0; j<mov->tracks[i].samples; j++) {
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int cl = j / MOV_INDEX_CLUSTER_SIZE;
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int id = j % MOV_INDEX_CLUSTER_SIZE;
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trackDuration += mov->tracks[i].cluster[cl][id].entries;
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}
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mov->tracks[i].sampleDelta = 160; // Bytes per chunk
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mov->tracks[i].frameCount = mov->tracks[i].samples;
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mov->tracks[i].trackDuration =
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mov->tracks[i].samples * mov->tracks[i].sampleDelta; //trackDuration
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mov->tracks[i].timescale = 8000;
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}
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else {
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int j;
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for (j=0; j<=mov->tracks[i].entry; j++) {
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int cl = j / MOV_INDEX_CLUSTER_SIZE;
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int id = j % MOV_INDEX_CLUSTER_SIZE;
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trackDuration += mov->tracks[i].cluster[cl][id].len;
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}
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mov->tracks[i].frameCount = trackDuration;
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mov->tracks[i].timescale = mov->tracks[i].enc->sample_rate;
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mov->tracks[i].sampleDelta = 1;
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mov->tracks[i].trackDuration = trackDuration;
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}
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}
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mov->tracks[i].time = mov->time;
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mov->tracks[i].trackID = i+1;
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if(mov->tracks[i].entry <= 0) continue;
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if(mov->tracks[i].enc->codec_type == CODEC_TYPE_VIDEO) {
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mov->tracks[i].timescale = mov->tracks[i].enc->frame_rate;
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mov->tracks[i].sampleDuration = mov->tracks[i].enc->frame_rate_base;
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}
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else if(mov->tracks[i].enc->codec_type == CODEC_TYPE_AUDIO) {
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/* If AMR, track timescale = 8000, AMR_WB = 16000 */
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if(mov->tracks[i].enc->codec_id == CODEC_ID_AMR_NB) {
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mov->tracks[i].sampleDuration = 160; // Bytes per chunk
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mov->tracks[i].timescale = 8000;
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}
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else {
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mov->tracks[i].timescale = mov->tracks[i].enc->sample_rate;
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mov->tracks[i].sampleDuration = mov->tracks[i].enc->frame_size;
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}
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}
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mov->tracks[i].trackDuration =
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mov->tracks[i].sampleCount * mov->tracks[i].sampleDuration;
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mov->tracks[i].time = mov->time;
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mov->tracks[i].trackID = i+1;
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}
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mov_write_mvhd_tag(pb, mov);
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@ -706,13 +745,23 @@ int mov_write_mdat_tag(ByteIOContext *pb, MOVContext* mov)
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}
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/* TODO: This needs to be more general */
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int mov_write_ftyp_tag(ByteIOContext *pb)
|
||||
int mov_write_ftyp_tag(ByteIOContext *pb, AVFormatContext *s)
|
||||
{
|
||||
put_be32(pb, 0x14 ); /* size */
|
||||
put_tag(pb, "ftyp");
|
||||
put_tag(pb, "3gp4");
|
||||
|
||||
if (!strcmp("3gp", s->oformat->name))
|
||||
put_tag(pb, "3gp4");
|
||||
else
|
||||
put_tag(pb, "isom");
|
||||
|
||||
put_be32(pb, 0x200 );
|
||||
put_tag(pb, "3gp4");
|
||||
|
||||
if (!strcmp("3gp", s->oformat->name))
|
||||
put_tag(pb, "3gp4");
|
||||
else
|
||||
put_tag(pb, "mp41");
|
||||
|
||||
return 0x14;
|
||||
}
|
||||
|
||||
|
|
@ -721,8 +770,8 @@ static int mov_write_header(AVFormatContext *s)
|
|||
ByteIOContext *pb = &s->pb;
|
||||
|
||||
if(s->oformat != NULL) {
|
||||
if(!strcmp("3gp", s->oformat->name))
|
||||
mov_write_ftyp_tag(pb);
|
||||
if(!strcmp("3gp", s->oformat->name) || !strcmp("mp4", s->oformat->name))
|
||||
mov_write_ftyp_tag(pb,s);
|
||||
}
|
||||
|
||||
put_flush_packet(pb);
|
||||
|
|
@ -741,83 +790,78 @@ static int mov_write_packet(AVFormatContext *s, int stream_index,
|
|||
{
|
||||
MOVContext *mov = s->priv_data;
|
||||
ByteIOContext *pb = &s->pb;
|
||||
AVCodecContext *enc;
|
||||
AVCodecContext *enc = &s->streams[stream_index]->codec;
|
||||
MOVTrack* trk = &mov->tracks[stream_index];
|
||||
int cl, id;
|
||||
unsigned int samplesInChunk = 0;
|
||||
|
||||
enc = &s->streams[stream_index]->codec;
|
||||
if (!url_is_streamed(&s->pb)) {
|
||||
MOVTrack* trk = &mov->tracks[stream_index];
|
||||
int sampleCount = 0;
|
||||
unsigned int chunkSize = 0;
|
||||
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) {
|
||||
/* We must find out how many AMR blocks there are in one packet */
|
||||
if(enc->codec_id == CODEC_ID_AMR_NB) {
|
||||
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 && sampleCount < 100) {
|
||||
len += packed_size[(buf[len] >> 3) & 0x0F];
|
||||
sampleCount++;
|
||||
}
|
||||
chunkSize = 1;
|
||||
}
|
||||
else {
|
||||
sampleCount = size;
|
||||
chunkSize = size/enc->channels;
|
||||
}
|
||||
}
|
||||
else if(enc->codec_type == CODEC_TYPE_VIDEO) {
|
||||
if(enc->codec_id == CODEC_ID_MPEG4 &&
|
||||
trk->vosLen == 0)
|
||||
{
|
||||
assert(enc->extradata_size);
|
||||
|
||||
trk->vosLen = enc->extradata_size;
|
||||
trk->vosData = av_malloc(trk->vosLen);
|
||||
memcpy(trk->vosData, enc->extradata, trk->vosLen);
|
||||
}
|
||||
chunkSize = 1;
|
||||
}
|
||||
|
||||
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->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;
|
||||
}
|
||||
if(mov->mdat_written == 0) {
|
||||
mov_write_mdat_tag(pb, mov);
|
||||
mov->mdat_written = 1;
|
||||
mov->time = Timestamp();
|
||||
}
|
||||
|
||||
trk->cluster[cl][id].pos = url_ftell(pb) - mov->movi_list;
|
||||
trk->cluster[cl][id].chunkSize = chunkSize;
|
||||
if(enc->channels > 1)
|
||||
trk->cluster[cl][id].len = size/enc->channels;
|
||||
else
|
||||
trk->cluster[cl][id].len = size;
|
||||
trk->cluster[cl][id].entries = sampleCount;
|
||||
if(enc->codec_type == CODEC_TYPE_VIDEO) {
|
||||
trk->cluster[cl][id].key_frame = enc->coded_frame->key_frame;
|
||||
if(enc->coded_frame->pict_type == FF_I_TYPE)
|
||||
trk->hasKeyframes = 1;
|
||||
}
|
||||
trk->enc = enc;
|
||||
trk->entry++;
|
||||
if(sampleCount == 0)
|
||||
trk->samples++;
|
||||
else
|
||||
trk->samples += sampleCount;
|
||||
trk->mdat_size += size;
|
||||
if (enc->codec_type == CODEC_TYPE_VIDEO ) {
|
||||
samplesInChunk = 1;
|
||||
}
|
||||
else if (enc->codec_type == CODEC_TYPE_AUDIO ) {
|
||||
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[(buf[len] >> 3) & 0x0F];
|
||||
samplesInChunk++;
|
||||
}
|
||||
}
|
||||
else if(enc->codec_id == CODEC_ID_PCM_ALAW) {
|
||||
samplesInChunk = size/enc->channels;
|
||||
}
|
||||
else {
|
||||
samplesInChunk = 1;
|
||||
}
|
||||
}
|
||||
|
||||
if ((enc->codec_id == CODEC_ID_MPEG4 || enc->codec_id == CODEC_ID_AAC)
|
||||
&& trk->vosLen == 0) {
|
||||
assert(enc->extradata_size);
|
||||
|
||||
trk->vosLen = enc->extradata_size;
|
||||
trk->vosData = av_malloc(trk->vosLen);
|
||||
memcpy(trk->vosData, enc->extradata, trk->vosLen);
|
||||
}
|
||||
|
||||
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->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;
|
||||
}
|
||||
if (mov->mdat_written == 0) {
|
||||
mov_write_mdat_tag(pb, mov);
|
||||
mov->mdat_written = 1;
|
||||
mov->time = Timestamp();
|
||||
}
|
||||
|
||||
trk->cluster[cl][id].pos = url_ftell(pb) - mov->movi_list;
|
||||
trk->cluster[cl][id].samplesInChunk = samplesInChunk;
|
||||
trk->cluster[cl][id].size = size;
|
||||
trk->cluster[cl][id].entries = samplesInChunk;
|
||||
if(enc->codec_type == CODEC_TYPE_VIDEO) {
|
||||
trk->cluster[cl][id].key_frame = enc->coded_frame->key_frame;
|
||||
if(enc->coded_frame->pict_type == FF_I_TYPE)
|
||||
trk->hasKeyframes = 1;
|
||||
}
|
||||
trk->enc = enc;
|
||||
trk->entry++;
|
||||
trk->sampleCount += samplesInChunk;
|
||||
trk->mdat_size += size;
|
||||
|
||||
put_buffer(pb, buf, size);
|
||||
|
||||
put_flush_packet(pb);
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user