[FFmpeg-cvslog] r23162 - in trunk/libavformat: movenc.c movenc.h
mstorsjo
subversion
Tue May 18 21:38:37 CEST 2010
Author: mstorsjo
Date: Tue May 18 21:38:37 2010
New Revision: 23162
Log:
Move the mov muxer structures to a separate header
Added:
trunk/libavformat/movenc.h
- copied, changed from r23158, trunk/libavformat/movenc.c
Modified:
trunk/libavformat/movenc.c
Modified: trunk/libavformat/movenc.c
==============================================================================
--- trunk/libavformat/movenc.c Tue May 18 21:34:21 2010 (r23161)
+++ trunk/libavformat/movenc.c Tue May 18 21:38:37 2010 (r23162)
@@ -21,6 +21,7 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include "movenc.h"
#include "avformat.h"
#include "riff.h"
#include "avio.h"
@@ -32,65 +33,6 @@
#undef NDEBUG
#include <assert.h>
-#define MOV_INDEX_CLUSTER_SIZE 16384
-#define MOV_TIMESCALE 1000
-
-#define MODE_MP4 0x01
-#define MODE_MOV 0x02
-#define MODE_3GP 0x04
-#define MODE_PSP 0x08 // example working PSP command line:
-// ffmpeg -i testinput.avi -f psp -r 14.985 -s 320x240 -b 768 -ar 24000 -ab 32 M4V00001.MP4
-#define MODE_3G2 0x10
-#define MODE_IPOD 0x20
-
-typedef struct MOVIentry {
- unsigned int size;
- uint64_t pos;
- unsigned int samplesInChunk;
- unsigned int entries;
- int cts;
- int64_t dts;
-#define MOV_SYNC_SAMPLE 0x0001
-#define MOV_PARTIAL_SYNC_SAMPLE 0x0002
- uint32_t flags;
-} MOVIentry;
-
-typedef struct MOVIndex {
- int mode;
- int entry;
- unsigned timescale;
- uint64_t time;
- int64_t trackDuration;
- long sampleCount;
- long sampleSize;
- int hasKeyframes;
-#define MOV_TRACK_CTTS 0x0001
-#define MOV_TRACK_STPS 0x0002
- uint32_t flags;
- int language;
- int trackID;
- int tag; ///< stsd fourcc
- AVCodecContext *enc;
-
- int vosLen;
- uint8_t *vosData;
- 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;
-} MOVMuxContext;
-
//FIXME support 64 bit variant with wide placeholders
static int64_t updateSize(ByteIOContext *pb, int64_t pos)
{
Copied and modified: trunk/libavformat/movenc.h (from r23158, trunk/libavformat/movenc.c)
==============================================================================
--- trunk/libavformat/movenc.c Tue May 18 21:16:40 2010 (r23158, copy source)
+++ trunk/libavformat/movenc.h Tue May 18 21:38:37 2010 (r23162)
@@ -21,16 +21,10 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include "avformat.h"
-#include "riff.h"
-#include "avio.h"
-#include "isom.h"
-#include "avc.h"
-#include "libavcodec/get_bits.h"
-#include "libavcodec/put_bits.h"
+#ifndef AVFORMAT_MOVENC_H
+#define AVFORMAT_MOVENC_H
-#undef NDEBUG
-#include <assert.h>
+#include "avformat.h"
#define MOV_INDEX_CLUSTER_SIZE 16384
#define MOV_TIMESCALE 1000
@@ -91,2140 +85,4 @@ typedef struct MOVMuxContext {
MOVTrack *tracks;
} MOVMuxContext;
-//FIXME support 64 bit variant with wide placeholders
-static int64_t updateSize(ByteIOContext *pb, int64_t pos)
-{
- int64_t curpos = url_ftell(pb);
- url_fseek(pb, pos, SEEK_SET);
- put_be32(pb, curpos - pos); /* rewrite size */
- url_fseek(pb, curpos, SEEK_SET);
-
- return curpos - pos;
-}
-
-/* Chunk offset atom */
-static int mov_write_stco_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int i;
- int mode64 = 0; // use 32 bit size variant if possible
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size */
- if (pos > UINT32_MAX) {
- mode64 = 1;
- put_tag(pb, "co64");
- } else
- put_tag(pb, "stco");
- put_be32(pb, 0); /* version & flags */
- put_be32(pb, track->entry); /* entry count */
- for (i=0; i<track->entry; i++) {
- if(mode64 == 1)
- put_be64(pb, track->cluster[i].pos);
- else
- put_be32(pb, track->cluster[i].pos);
- }
- return updateSize(pb, pos);
-}
-
-/* Sample size atom */
-static int mov_write_stsz_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int equalChunks = 1;
- int i, j, entries = 0, tst = -1, oldtst = -1;
-
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size */
- put_tag(pb, "stsz");
- put_be32(pb, 0); /* version & flags */
-
- for (i=0; i<track->entry; i++) {
- tst = track->cluster[i].size/track->cluster[i].entries;
- if(oldtst != -1 && tst != oldtst) {
- equalChunks = 0;
- }
- oldtst = tst;
- entries += track->cluster[i].entries;
- }
- if (equalChunks) {
- int sSize = track->cluster[0].size/track->cluster[0].entries;
- put_be32(pb, sSize); // sample size
- put_be32(pb, entries); // sample count
- }
- else {
- put_be32(pb, 0); // sample size
- put_be32(pb, entries); // sample count
- for (i=0; i<track->entry; i++) {
- for (j=0; j<track->cluster[i].entries; j++) {
- put_be32(pb, track->cluster[i].size /
- track->cluster[i].entries);
- }
- }
- }
- return updateSize(pb, pos);
-}
-
-/* Sample to chunk atom */
-static int mov_write_stsc_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int index = 0, oldval = -1, i;
- int64_t entryPos, curpos;
-
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size */
- put_tag(pb, "stsc");
- put_be32(pb, 0); // version & flags
- entryPos = url_ftell(pb);
- put_be32(pb, track->entry); // entry count
- for (i=0; i<track->entry; i++) {
- if(oldval != track->cluster[i].samplesInChunk)
- {
- put_be32(pb, i+1); // first chunk
- put_be32(pb, track->cluster[i].samplesInChunk); // samples per chunk
- put_be32(pb, 0x1); // sample description index
- oldval = track->cluster[i].samplesInChunk;
- index++;
- }
- }
- curpos = url_ftell(pb);
- url_fseek(pb, entryPos, SEEK_SET);
- put_be32(pb, index); // rewrite size
- url_fseek(pb, curpos, SEEK_SET);
-
- return updateSize(pb, pos);
-}
-
-/* Sync sample atom */
-static int mov_write_stss_tag(ByteIOContext *pb, MOVTrack *track, uint32_t flag)
-{
- int64_t curpos, entryPos;
- int i, index = 0;
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); // size
- put_tag(pb, flag == MOV_SYNC_SAMPLE ? "stss" : "stps");
- put_be32(pb, 0); // version & flags
- entryPos = url_ftell(pb);
- put_be32(pb, track->entry); // entry count
- for (i=0; i<track->entry; i++) {
- if (track->cluster[i].flags & flag) {
- put_be32(pb, i+1);
- index++;
- }
- }
- curpos = url_ftell(pb);
- url_fseek(pb, entryPos, SEEK_SET);
- put_be32(pb, index); // rewrite size
- url_fseek(pb, curpos, SEEK_SET);
- return updateSize(pb, pos);
-}
-
-static int mov_write_amr_tag(ByteIOContext *pb, MOVTrack *track)
-{
- put_be32(pb, 0x11); /* size */
- if (track->mode == MODE_MOV) put_tag(pb, "samr");
- else put_tag(pb, "damr");
- put_tag(pb, "FFMP");
- put_byte(pb, 0); /* decoder version */
-
- 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;
-}
-
-static int mov_write_ac3_tag(ByteIOContext *pb, MOVTrack *track)
-{
- GetBitContext gbc;
- PutBitContext pbc;
- uint8_t buf[3];
- int fscod, bsid, bsmod, acmod, lfeon, frmsizecod;
-
- if (track->vosLen < 7)
- return -1;
-
- put_be32(pb, 11);
- put_tag(pb, "dac3");
-
- init_get_bits(&gbc, track->vosData+4, track->vosLen-4);
- fscod = get_bits(&gbc, 2);
- frmsizecod = get_bits(&gbc, 6);
- bsid = get_bits(&gbc, 5);
- bsmod = get_bits(&gbc, 3);
- acmod = get_bits(&gbc, 3);
- if (acmod == 2) {
- skip_bits(&gbc, 2); // dsurmod
- } else {
- if ((acmod & 1) && acmod != 1)
- skip_bits(&gbc, 2); // cmixlev
- if (acmod & 4)
- skip_bits(&gbc, 2); // surmixlev
- }
- lfeon = get_bits1(&gbc);
-
- init_put_bits(&pbc, buf, sizeof(buf));
- put_bits(&pbc, 2, fscod);
- put_bits(&pbc, 5, bsid);
- put_bits(&pbc, 3, bsmod);
- put_bits(&pbc, 3, acmod);
- put_bits(&pbc, 1, lfeon);
- put_bits(&pbc, 5, frmsizecod>>1); // bit_rate_code
- put_bits(&pbc, 5, 0); // reserved
-
- flush_put_bits(&pbc);
- put_buffer(pb, buf, sizeof(buf));
-
- return 11;
-}
-
-/**
- * This function writes extradata "as is".
- * Extradata must be formated like a valid atom (with size and tag)
- */
-static int mov_write_extradata_tag(ByteIOContext *pb, MOVTrack *track)
-{
- put_buffer(pb, track->enc->extradata, track->enc->extradata_size);
- return track->enc->extradata_size;
-}
-
-static int mov_write_enda_tag(ByteIOContext *pb)
-{
- put_be32(pb, 10);
- put_tag(pb, "enda");
- put_be16(pb, 1); /* little endian */
- return 10;
-}
-
-static unsigned int descrLength(unsigned int len)
-{
- int i;
- for(i=1; len>>(7*i); i++);
- return len + 1 + i;
-}
-
-static void putDescr(ByteIOContext *pb, int tag, unsigned int size)
-{
- int i= descrLength(size) - size - 2;
- put_byte(pb, tag);
- for(; i>0; i--)
- put_byte(pb, (size>>(7*i)) | 0x80);
- put_byte(pb, size & 0x7F);
-}
-
-static int mov_write_esds_tag(ByteIOContext *pb, MOVTrack *track) // Basic
-{
- int64_t pos = url_ftell(pb);
- int decoderSpecificInfoLen = track->vosLen ? descrLength(track->vosLen):0;
-
- put_be32(pb, 0); // size
- put_tag(pb, "esds");
- put_be32(pb, 0); // Version
-
- // ES descriptor
- putDescr(pb, 0x03, 3 + descrLength(13 + decoderSpecificInfoLen) +
- descrLength(1));
- put_be16(pb, track->trackID);
- put_byte(pb, 0x00); // flags (= no flags)
-
- // DecoderConfig descriptor
- putDescr(pb, 0x04, 13 + decoderSpecificInfoLen);
-
- // Object type indication
- if ((track->enc->codec_id == CODEC_ID_MP2 ||
- track->enc->codec_id == CODEC_ID_MP3) &&
- track->enc->sample_rate > 24000)
- put_byte(pb, 0x6B); // 11172-3
- else
- put_byte(pb, ff_codec_get_tag(ff_mp4_obj_type, track->enc->codec_id));
-
- // the following fields is made of 6 bits to identify the streamtype (4 for video, 5 for audio)
- // plus 1 bit to indicate upstream and 1 bit set to 1 (reserved)
- if(track->enc->codec_type == AVMEDIA_TYPE_AUDIO)
- put_byte(pb, 0x15); // flags (= Audiostream)
- else
- put_byte(pb, 0x11); // flags (= Visualstream)
-
- put_byte(pb, track->enc->rc_buffer_size>>(3+16)); // Buffersize DB (24 bits)
- put_be16(pb, (track->enc->rc_buffer_size>>3)&0xFFFF); // Buffersize DB
-
- put_be32(pb, FFMAX(track->enc->bit_rate, track->enc->rc_max_rate)); // maxbitrate (FIXME should be max rate in any 1 sec window)
- if(track->enc->rc_max_rate != track->enc->rc_min_rate || track->enc->rc_min_rate==0)
- put_be32(pb, 0); // vbr
- else
- put_be32(pb, track->enc->rc_max_rate); // avg bitrate
-
- if (track->vosLen) {
- // DecoderSpecific info descriptor
- putDescr(pb, 0x05, track->vosLen);
- put_buffer(pb, track->vosData, track->vosLen);
- }
-
- // SL descriptor
- putDescr(pb, 0x06, 1);
- put_byte(pb, 0x02);
- return updateSize(pb, pos);
-}
-
-static int mov_pcm_le_gt16(enum CodecID codec_id)
-{
- return codec_id == CODEC_ID_PCM_S24LE ||
- codec_id == CODEC_ID_PCM_S32LE ||
- codec_id == CODEC_ID_PCM_F32LE ||
- codec_id == CODEC_ID_PCM_F64LE;
-}
-
-static int mov_write_wave_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int64_t pos = url_ftell(pb);
-
- put_be32(pb, 0); /* size */
- put_tag(pb, "wave");
-
- put_be32(pb, 12); /* size */
- put_tag(pb, "frma");
- 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 (mov_pcm_le_gt16(track->enc->codec_id)) {
- mov_write_enda_tag(pb);
- } else if (track->enc->codec_id == CODEC_ID_AMR_NB) {
- mov_write_amr_tag(pb, track);
- } else if (track->enc->codec_id == CODEC_ID_AC3) {
- mov_write_ac3_tag(pb, track);
- } else if (track->enc->codec_id == CODEC_ID_ALAC) {
- mov_write_extradata_tag(pb, track);
- }
-
- put_be32(pb, 8); /* size */
- put_be32(pb, 0); /* null tag */
-
- return updateSize(pb, pos);
-}
-
-static int mov_write_glbl_tag(ByteIOContext *pb, MOVTrack *track)
-{
- put_be32(pb, track->vosLen+8);
- put_tag(pb, "glbl");
- put_buffer(pb, track->vosData, track->vosLen);
- return 8+track->vosLen;
-}
-
-/**
- * Compute flags for 'lpcm' tag.
- * See CoreAudioTypes and AudioStreamBasicDescription at Apple.
- */
-static int mov_get_lpcm_flags(enum CodecID codec_id)
-{
- switch (codec_id) {
- case CODEC_ID_PCM_F32BE:
- case CODEC_ID_PCM_F64BE:
- return 11;
- case CODEC_ID_PCM_F32LE:
- case CODEC_ID_PCM_F64LE:
- return 9;
- case CODEC_ID_PCM_U8:
- return 10;
- case CODEC_ID_PCM_S16BE:
- case CODEC_ID_PCM_S24BE:
- case CODEC_ID_PCM_S32BE:
- return 14;
- case CODEC_ID_PCM_S8:
- case CODEC_ID_PCM_S16LE:
- case CODEC_ID_PCM_S24LE:
- case CODEC_ID_PCM_S32LE:
- return 12;
- default:
- return 0;
- }
-}
-
-static int mov_write_audio_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int64_t pos = url_ftell(pb);
- int version = 0;
- uint32_t tag = track->tag;
-
- if (track->mode == MODE_MOV) {
- if (track->timescale > UINT16_MAX) {
- if (mov_get_lpcm_flags(track->enc->codec_id))
- tag = AV_RL32("lpcm");
- version = 2;
- } else if (track->audio_vbr || mov_pcm_le_gt16(track->enc->codec_id)) {
- version = 1;
- }
- }
-
- put_be32(pb, 0); /* size */
- put_le32(pb, tag); // store it byteswapped
- put_be32(pb, 0); /* Reserved */
- put_be16(pb, 0); /* Reserved */
- put_be16(pb, 1); /* Data-reference index, XXX == 1 */
-
- /* SoundDescription */
- put_be16(pb, version); /* Version */
- put_be16(pb, 0); /* Revision level */
- put_be32(pb, 0); /* Reserved */
-
- if (version == 2) {
- put_be16(pb, 3);
- put_be16(pb, 16);
- put_be16(pb, 0xfffe);
- put_be16(pb, 0);
- put_be32(pb, 0x00010000);
- put_be32(pb, 72);
- put_be64(pb, av_dbl2int(track->timescale));
- put_be32(pb, track->enc->channels);
- put_be32(pb, 0x7F000000);
- put_be32(pb, av_get_bits_per_sample(track->enc->codec_id));
- put_be32(pb, mov_get_lpcm_flags(track->enc->codec_id));
- put_be32(pb, track->sampleSize);
- put_be32(pb, track->enc->frame_size);
- } else {
- if (track->mode == MODE_MOV) {
- put_be16(pb, track->enc->channels);
- if (track->enc->codec_id == CODEC_ID_PCM_U8 ||
- track->enc->codec_id == CODEC_ID_PCM_S8)
- put_be16(pb, 8); /* bits per sample */
- else
- put_be16(pb, 16);
- put_be16(pb, track->audio_vbr ? -2 : 0); /* compression ID */
- } else { /* reserved for mp4/3gp */
- put_be16(pb, 2);
- put_be16(pb, 16);
- put_be16(pb, 0);
- }
-
- put_be16(pb, 0); /* packet size (= 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->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 &&
- (track->enc->codec_id == CODEC_ID_AAC ||
- track->enc->codec_id == CODEC_ID_AC3 ||
- track->enc->codec_id == CODEC_ID_AMR_NB ||
- track->enc->codec_id == CODEC_ID_ALAC ||
- mov_pcm_le_gt16(track->enc->codec_id)))
- mov_write_wave_tag(pb, track);
- else if(track->tag == MKTAG('m','p','4','a'))
- mov_write_esds_tag(pb, track);
- else if(track->enc->codec_id == CODEC_ID_AMR_NB)
- mov_write_amr_tag(pb, track);
- else if(track->enc->codec_id == CODEC_ID_AC3)
- mov_write_ac3_tag(pb, track);
- else if(track->enc->codec_id == CODEC_ID_ALAC)
- mov_write_extradata_tag(pb, track);
- else if(track->vosLen > 0)
- mov_write_glbl_tag(pb, track);
-
- return updateSize(pb, pos);
-}
-
-static int mov_write_d263_tag(ByteIOContext *pb)
-{
- put_be32(pb, 0xf); /* size */
- put_tag(pb, "d263");
- put_tag(pb, "FFMP");
- put_byte(pb, 0); /* decoder version */
- /* FIXME use AVCodecContext level/profile, when encoder will set values */
- put_byte(pb, 0xa); /* level */
- put_byte(pb, 0); /* profile */
- return 0xf;
-}
-
-/* TODO: No idea about these values */
-static int mov_write_svq3_tag(ByteIOContext *pb)
-{
- put_be32(pb, 0x15);
- put_tag(pb, "SMI ");
- put_tag(pb, "SEQH");
- put_be32(pb, 0x5);
- put_be32(pb, 0xe2c0211d);
- put_be32(pb, 0xc0000000);
- put_byte(pb, 0);
- return 0x15;
-}
-
-static int mov_write_avcc_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int64_t pos = url_ftell(pb);
-
- put_be32(pb, 0);
- put_tag(pb, "avcC");
- ff_isom_write_avcc(pb, track->vosData, track->vosLen);
- return updateSize(pb, pos);
-}
-
-/* also used by all avid codecs (dv, imx, meridien) and their variants */
-static int mov_write_avid_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int i;
- put_be32(pb, 24); /* size */
- put_tag(pb, "ACLR");
- put_tag(pb, "ACLR");
- put_tag(pb, "0001");
- put_be32(pb, 1); /* yuv 1 / rgb 2 ? */
- put_be32(pb, 0); /* unknown */
-
- put_be32(pb, 24); /* size */
- put_tag(pb, "APRG");
- put_tag(pb, "APRG");
- put_tag(pb, "0001");
- put_be32(pb, 1); /* unknown */
- put_be32(pb, 0); /* unknown */
-
- put_be32(pb, 120); /* size */
- put_tag(pb, "ARES");
- put_tag(pb, "ARES");
- put_tag(pb, "0001");
- put_be32(pb, AV_RB32(track->vosData + 0x28)); /* dnxhd cid, some id ? */
- put_be32(pb, track->enc->width);
- /* values below are based on samples created with quicktime and avid codecs */
- if (track->vosData[5] & 2) { // interlaced
- put_be32(pb, track->enc->height/2);
- put_be32(pb, 2); /* unknown */
- put_be32(pb, 0); /* unknown */
- put_be32(pb, 4); /* unknown */
- } else {
- put_be32(pb, track->enc->height);
- put_be32(pb, 1); /* unknown */
- put_be32(pb, 0); /* unknown */
- if (track->enc->height == 1080)
- put_be32(pb, 5); /* unknown */
- else
- put_be32(pb, 6); /* unknown */
- }
- /* padding */
- for (i = 0; i < 10; i++)
- put_be64(pb, 0);
-
- /* extra padding for stsd needed */
- put_be32(pb, 0);
- return 0;
-}
-
-static int mp4_get_codec_tag(AVFormatContext *s, MOVTrack *track)
-{
- int tag = track->enc->codec_tag;
-
- if (!ff_codec_get_tag(ff_mp4_obj_type, track->enc->codec_id))
- return 0;
-
- if (track->enc->codec_id == CODEC_ID_H264) tag = MKTAG('a','v','c','1');
- else if (track->enc->codec_id == CODEC_ID_AC3) tag = MKTAG('a','c','-','3');
- else if (track->enc->codec_id == CODEC_ID_DIRAC) tag = MKTAG('d','r','a','c');
- else if (track->enc->codec_id == CODEC_ID_MOV_TEXT) tag = MKTAG('t','x','3','g');
- else if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO) tag = MKTAG('m','p','4','v');
- else if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO) tag = MKTAG('m','p','4','a');
-
- return tag;
-}
-
-static const AVCodecTag codec_ipod_tags[] = {
- { CODEC_ID_H264, MKTAG('a','v','c','1') },
- { CODEC_ID_MPEG4, MKTAG('m','p','4','v') },
- { CODEC_ID_AAC, MKTAG('m','p','4','a') },
- { CODEC_ID_ALAC, MKTAG('a','l','a','c') },
- { CODEC_ID_AC3, MKTAG('a','c','-','3') },
- { CODEC_ID_MOV_TEXT, MKTAG('t','x','3','g') },
- { CODEC_ID_MOV_TEXT, MKTAG('t','e','x','t') },
- { CODEC_ID_NONE, 0 },
-};
-
-static int ipod_get_codec_tag(AVFormatContext *s, MOVTrack *track)
-{
- int tag = track->enc->codec_tag;
-
- // keep original tag for subs, ipod supports both formats
- if (!(track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE &&
- (tag == MKTAG('t','x','3','g') ||
- tag == MKTAG('t','e','x','t'))))
- tag = ff_codec_get_tag(codec_ipod_tags, track->enc->codec_id);
-
- if (!av_match_ext(s->filename, "m4a") && !av_match_ext(s->filename, "m4v"))
- av_log(s, AV_LOG_WARNING, "Warning, extension is not .m4a nor .m4v "
- "Quicktime/Ipod might not play the file\n");
-
- return tag;
-}
-
-static int mov_get_dv_codec_tag(AVFormatContext *s, MOVTrack *track)
-{
- int tag;
-
- if (track->enc->height == 480) /* NTSC */
- if (track->enc->pix_fmt == PIX_FMT_YUV422P) tag = MKTAG('d','v','5','n');
- else tag = MKTAG('d','v','c',' ');
- else if (track->enc->pix_fmt == PIX_FMT_YUV422P) tag = MKTAG('d','v','5','p');
- else if (track->enc->pix_fmt == PIX_FMT_YUV420P) tag = MKTAG('d','v','c','p');
- else tag = MKTAG('d','v','p','p');
-
- return tag;
-}
-
-static const struct {
- enum PixelFormat pix_fmt;
- uint32_t tag;
- unsigned bps;
-} mov_pix_fmt_tags[] = {
- { PIX_FMT_YUYV422, MKTAG('y','u','v','s'), 0 },
- { PIX_FMT_UYVY422, MKTAG('2','v','u','y'), 0 },
- { PIX_FMT_BGR555, MKTAG('r','a','w',' '), 16 },
- { PIX_FMT_RGB555LE,MKTAG('L','5','5','5'), 16 },
- { PIX_FMT_RGB565LE,MKTAG('L','5','6','5'), 16 },
- { PIX_FMT_RGB565BE,MKTAG('B','5','6','5'), 16 },
- { PIX_FMT_RGB24, MKTAG('r','a','w',' '), 24 },
- { PIX_FMT_BGR24, MKTAG('2','4','B','G'), 24 },
- { PIX_FMT_ARGB, MKTAG('r','a','w',' '), 32 },
- { PIX_FMT_BGRA, MKTAG('B','G','R','A'), 32 },
- { PIX_FMT_RGBA, MKTAG('R','G','B','A'), 32 },
-};
-
-static int mov_get_rawvideo_codec_tag(AVFormatContext *s, MOVTrack *track)
-{
- int tag = track->enc->codec_tag;
- int i;
-
- for (i = 0; i < FF_ARRAY_ELEMS(mov_pix_fmt_tags); i++) {
- if (track->enc->pix_fmt == mov_pix_fmt_tags[i].pix_fmt) {
- tag = mov_pix_fmt_tags[i].tag;
- track->enc->bits_per_coded_sample = mov_pix_fmt_tags[i].bps;
- break;
- }
- }
-
- return tag;
-}
-
-static int mov_get_codec_tag(AVFormatContext *s, MOVTrack *track)
-{
- int tag = track->enc->codec_tag;
-
- if (!tag || (track->enc->strict_std_compliance >= FF_COMPLIANCE_NORMAL &&
- (tag == MKTAG('d','v','c','p') ||
- track->enc->codec_id == CODEC_ID_RAWVIDEO ||
- av_get_bits_per_sample(track->enc->codec_id)))) { // pcm audio
- if (track->enc->codec_id == CODEC_ID_DVVIDEO)
- tag = mov_get_dv_codec_tag(s, track);
- else if (track->enc->codec_id == CODEC_ID_RAWVIDEO)
- tag = mov_get_rawvideo_codec_tag(s, track);
- else if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO) {
- tag = ff_codec_get_tag(codec_movvideo_tags, track->enc->codec_id);
- if (!tag) { // if no mac fcc found, try with Microsoft tags
- tag = ff_codec_get_tag(ff_codec_bmp_tags, track->enc->codec_id);
- if (tag)
- av_log(s, AV_LOG_INFO, "Warning, using MS style video codec tag, "
- "the file may be unplayable!\n");
- }
- } else if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO) {
- tag = ff_codec_get_tag(codec_movaudio_tags, track->enc->codec_id);
- if (!tag) { // if no mac fcc found, try with Microsoft tags
- int ms_tag = ff_codec_get_tag(ff_codec_wav_tags, track->enc->codec_id);
- if (ms_tag) {
- tag = MKTAG('m', 's', ((ms_tag >> 8) & 0xff), (ms_tag & 0xff));
- av_log(s, AV_LOG_INFO, "Warning, using MS style audio codec tag, "
- "the file may be unplayable!\n");
- }
- }
- } else if (track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE)
- tag = ff_codec_get_tag(ff_codec_movsubtitle_tags, track->enc->codec_id);
- }
-
- return tag;
-}
-
-static const AVCodecTag codec_3gp_tags[] = {
- { CODEC_ID_H263, MKTAG('s','2','6','3') },
- { CODEC_ID_H264, MKTAG('a','v','c','1') },
- { CODEC_ID_MPEG4, MKTAG('m','p','4','v') },
- { CODEC_ID_AAC, MKTAG('m','p','4','a') },
- { CODEC_ID_AMR_NB, MKTAG('s','a','m','r') },
- { CODEC_ID_AMR_WB, MKTAG('s','a','w','b') },
- { CODEC_ID_MOV_TEXT, MKTAG('t','x','3','g') },
- { CODEC_ID_NONE, 0 },
-};
-
-static int mov_find_codec_tag(AVFormatContext *s, MOVTrack *track)
-{
- int tag = track->enc->codec_tag;
-
- if (track->mode == MODE_MP4 || track->mode == MODE_PSP)
- tag = mp4_get_codec_tag(s, track);
- else if (track->mode == MODE_IPOD)
- tag = ipod_get_codec_tag(s, track);
- else if (track->mode & MODE_3GP)
- tag = ff_codec_get_tag(codec_3gp_tags, track->enc->codec_id);
- else
- tag = mov_get_codec_tag(s, track);
-
- return tag;
-}
-
-/** Write uuid atom.
- * Needed to make file play in iPods running newest firmware
- * goes after avcC atom in moov.trak.mdia.minf.stbl.stsd.avc1
- */
-static int mov_write_uuid_tag_ipod(ByteIOContext *pb)
-{
- put_be32(pb, 28);
- put_tag(pb, "uuid");
- put_be32(pb, 0x6b6840f2);
- put_be32(pb, 0x5f244fc5);
- put_be32(pb, 0xba39a51b);
- put_be32(pb, 0xcf0323f3);
- put_be32(pb, 0x0);
- return 28;
-}
-
-static int mov_write_subtitle_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size */
- put_le32(pb, track->tag); // store it byteswapped
- put_be32(pb, 0); /* Reserved */
- put_be16(pb, 0); /* Reserved */
- put_be16(pb, 1); /* Data-reference index */
-
- if (track->enc->extradata_size)
- put_buffer(pb, track->enc->extradata, track->enc->extradata_size);
-
- return updateSize(pb, pos);
-}
-
-static int mov_write_video_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int64_t pos = url_ftell(pb);
- char compressor_name[32];
-
- put_be32(pb, 0); /* size */
- put_le32(pb, track->tag); // store it byteswapped
- put_be32(pb, 0); /* Reserved */
- put_be16(pb, 0); /* Reserved */
- put_be16(pb, 1); /* Data-reference index */
-
- put_be16(pb, 0); /* Codec stream version */
- put_be16(pb, 0); /* Codec stream revision (=0) */
- if (track->mode == MODE_MOV) {
- put_tag(pb, "FFMP"); /* Vendor */
- if(track->enc->codec_id == CODEC_ID_RAWVIDEO) {
- put_be32(pb, 0); /* Temporal Quality */
- put_be32(pb, 0x400); /* Spatial Quality = lossless*/
- } else {
- put_be32(pb, 0x200); /* Temporal Quality = normal */
- put_be32(pb, 0x200); /* Spatial Quality = normal */
- }
- } else {
- put_be32(pb, 0); /* Reserved */
- put_be32(pb, 0); /* Reserved */
- put_be32(pb, 0); /* Reserved */
- }
- put_be16(pb, track->enc->width); /* Video width */
- put_be16(pb, track->height); /* Video height */
- put_be32(pb, 0x00480000); /* Horizontal resolution 72dpi */
- put_be32(pb, 0x00480000); /* Vertical resolution 72dpi */
- put_be32(pb, 0); /* Data size (= 0) */
- put_be16(pb, 1); /* Frame count (= 1) */
-
- memset(compressor_name,0,32);
- /* FIXME not sure, ISO 14496-1 draft where it shall be set to 0 */
- if (track->mode == MODE_MOV && track->enc->codec && track->enc->codec->name)
- strncpy(compressor_name,track->enc->codec->name,31);
- put_byte(pb, strlen(compressor_name));
- put_buffer(pb, compressor_name, 31);
-
- if (track->mode == MODE_MOV && track->enc->bits_per_coded_sample)
- put_be16(pb, track->enc->bits_per_coded_sample);
- else
- put_be16(pb, 0x18); /* Reserved */
- put_be16(pb, 0xffff); /* Reserved */
- if(track->tag == MKTAG('m','p','4','v'))
- mov_write_esds_tag(pb, track);
- else if(track->enc->codec_id == CODEC_ID_H263)
- mov_write_d263_tag(pb);
- else if(track->enc->codec_id == CODEC_ID_SVQ3)
- mov_write_svq3_tag(pb);
- else if(track->enc->codec_id == CODEC_ID_DNXHD)
- mov_write_avid_tag(pb, track);
- else if(track->enc->codec_id == CODEC_ID_H264) {
- mov_write_avcc_tag(pb, track);
- if(track->mode == MODE_IPOD)
- mov_write_uuid_tag_ipod(pb);
- } else if(track->vosLen > 0)
- mov_write_glbl_tag(pb, track);
-
- return updateSize(pb, pos);
-}
-
-static int mov_write_stsd_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size */
- put_tag(pb, "stsd");
- put_be32(pb, 0); /* version & flags */
- put_be32(pb, 1); /* entry count */
- if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO)
- mov_write_video_tag(pb, track);
- else if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO)
- mov_write_audio_tag(pb, track);
- else if (track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE)
- mov_write_subtitle_tag(pb, track);
- return updateSize(pb, pos);
-}
-
-static int mov_write_ctts_tag(ByteIOContext *pb, MOVTrack *track)
-{
- MOVStts *ctts_entries;
- uint32_t entries = 0;
- uint32_t atom_size;
- int i;
-
- ctts_entries = av_malloc((track->entry + 1) * sizeof(*ctts_entries)); /* worst case */
- ctts_entries[0].count = 1;
- ctts_entries[0].duration = track->cluster[0].cts;
- for (i=1; i<track->entry; i++) {
- if (track->cluster[i].cts == ctts_entries[entries].duration) {
- ctts_entries[entries].count++; /* compress */
- } else {
- entries++;
- ctts_entries[entries].duration = track->cluster[i].cts;
- ctts_entries[entries].count = 1;
- }
- }
- entries++; /* last one */
- atom_size = 16 + (entries * 8);
- put_be32(pb, atom_size); /* size */
- put_tag(pb, "ctts");
- put_be32(pb, 0); /* version & flags */
- put_be32(pb, entries); /* entry count */
- for (i=0; i<entries; i++) {
- put_be32(pb, ctts_entries[i].count);
- put_be32(pb, ctts_entries[i].duration);
- }
- av_free(ctts_entries);
- return atom_size;
-}
-
-/* Time to sample atom */
-static int mov_write_stts_tag(ByteIOContext *pb, MOVTrack *track)
-{
- MOVStts *stts_entries;
- uint32_t entries = -1;
- uint32_t atom_size;
- int i;
-
- if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO && !track->audio_vbr) {
- stts_entries = av_malloc(sizeof(*stts_entries)); /* one entry */
- stts_entries[0].count = track->sampleCount;
- stts_entries[0].duration = 1;
- entries = 1;
- } else {
- stts_entries = av_malloc(track->entry * sizeof(*stts_entries)); /* worst case */
- for (i=0; i<track->entry; i++) {
- int64_t duration = i + 1 == track->entry ?
- track->trackDuration - track->cluster[i].dts + track->cluster[0].dts : /* readjusting */
- track->cluster[i+1].dts - track->cluster[i].dts;
- if (i && duration == stts_entries[entries].duration) {
- stts_entries[entries].count++; /* compress */
- } else {
- entries++;
- stts_entries[entries].duration = duration;
- stts_entries[entries].count = 1;
- }
- }
- entries++; /* last one */
- }
- atom_size = 16 + (entries * 8);
- put_be32(pb, atom_size); /* size */
- put_tag(pb, "stts");
- put_be32(pb, 0); /* version & flags */
- put_be32(pb, entries); /* entry count */
- for (i=0; i<entries; i++) {
- put_be32(pb, stts_entries[i].count);
- put_be32(pb, stts_entries[i].duration);
- }
- av_free(stts_entries);
- return atom_size;
-}
-
-static int mov_write_dref_tag(ByteIOContext *pb)
-{
- put_be32(pb, 28); /* size */
- put_tag(pb, "dref");
- put_be32(pb, 0); /* version & flags */
- put_be32(pb, 1); /* entry count */
-
- put_be32(pb, 0xc); /* size */
- put_tag(pb, "url ");
- put_be32(pb, 1); /* version & flags */
-
- return 28;
-}
-
-static int mov_write_stbl_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size */
- put_tag(pb, "stbl");
- mov_write_stsd_tag(pb, track);
- mov_write_stts_tag(pb, track);
- if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO &&
- track->hasKeyframes && track->hasKeyframes < track->entry)
- mov_write_stss_tag(pb, track, MOV_SYNC_SAMPLE);
- if (track->mode == MODE_MOV && track->flags & MOV_TRACK_STPS)
- mov_write_stss_tag(pb, track, MOV_PARTIAL_SYNC_SAMPLE);
- if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO &&
- track->flags & MOV_TRACK_CTTS)
- mov_write_ctts_tag(pb, track);
- mov_write_stsc_tag(pb, track);
- mov_write_stsz_tag(pb, track);
- mov_write_stco_tag(pb, track);
- return updateSize(pb, pos);
-}
-
-static int mov_write_dinf_tag(ByteIOContext *pb)
-{
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size */
- put_tag(pb, "dinf");
- mov_write_dref_tag(pb);
- return updateSize(pb, pos);
-}
-
-static int mov_write_nmhd_tag(ByteIOContext *pb)
-{
- put_be32(pb, 12);
- put_tag(pb, "nmhd");
- put_be32(pb, 0);
- return 12;
-}
-
-static int mov_write_gmhd_tag(ByteIOContext *pb)
-{
- put_be32(pb, 0x20); /* size */
- put_tag(pb, "gmhd");
- put_be32(pb, 0x18); /* gmin size */
- put_tag(pb, "gmin"); /* generic media info */
- put_be32(pb, 0); /* version & flags */
- put_be16(pb, 0x40); /* graphics mode = */
- put_be16(pb, 0x8000); /* opColor (r?) */
- put_be16(pb, 0x8000); /* opColor (g?) */
- put_be16(pb, 0x8000); /* opColor (b?) */
- put_be16(pb, 0); /* balance */
- put_be16(pb, 0); /* reserved */
- return 0x20;
-}
-
-static int mov_write_smhd_tag(ByteIOContext *pb)
-{
- put_be32(pb, 16); /* size */
- put_tag(pb, "smhd");
- put_be32(pb, 0); /* version & flags */
- put_be16(pb, 0); /* reserved (balance, normally = 0) */
- put_be16(pb, 0); /* reserved */
- return 16;
-}
-
-static int mov_write_vmhd_tag(ByteIOContext *pb)
-{
- put_be32(pb, 0x14); /* size (always 0x14) */
- put_tag(pb, "vmhd");
- put_be32(pb, 0x01); /* version & flags */
- put_be64(pb, 0); /* reserved (graphics mode = copy) */
- return 0x14;
-}
-
-static int mov_write_hdlr_tag(ByteIOContext *pb, MOVTrack *track)
-{
- const char *hdlr, *descr = NULL, *hdlr_type = NULL;
- int64_t pos = url_ftell(pb);
-
- if (!track) { /* no media --> data handler */
- hdlr = "dhlr";
- hdlr_type = "url ";
- descr = "DataHandler";
- } else {
- hdlr = (track->mode == MODE_MOV) ? "mhlr" : "\0\0\0\0";
- if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO) {
- hdlr_type = "vide";
- descr = "VideoHandler";
- } else if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO) {
- hdlr_type = "soun";
- descr = "SoundHandler";
- } else if (track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE) {
- if (track->tag == MKTAG('t','x','3','g')) hdlr_type = "sbtl";
- else hdlr_type = "text";
- descr = "SubtitleHandler";
- }
- }
-
- put_be32(pb, 0); /* size */
- put_tag(pb, "hdlr");
- put_be32(pb, 0); /* Version & flags */
- put_buffer(pb, hdlr, 4); /* handler */
- put_tag(pb, hdlr_type); /* handler type */
- put_be32(pb ,0); /* reserved */
- put_be32(pb ,0); /* reserved */
- put_be32(pb ,0); /* reserved */
- if (!track || track->mode == MODE_MOV)
- put_byte(pb, strlen(descr)); /* pascal string */
- put_buffer(pb, descr, strlen(descr)); /* handler description */
- if (track && track->mode != MODE_MOV)
- put_byte(pb, 0); /* c string */
- return updateSize(pb, pos);
-}
-
-static int mov_write_minf_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size */
- put_tag(pb, "minf");
- if(track->enc->codec_type == AVMEDIA_TYPE_VIDEO)
- mov_write_vmhd_tag(pb);
- else if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO)
- mov_write_smhd_tag(pb);
- else if (track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE) {
- if (track->tag == MKTAG('t','e','x','t')) mov_write_gmhd_tag(pb);
- else mov_write_nmhd_tag(pb);
- }
- if (track->mode == MODE_MOV) /* FIXME: Why do it for MODE_MOV only ? */
- mov_write_hdlr_tag(pb, NULL);
- mov_write_dinf_tag(pb);
- mov_write_stbl_tag(pb, track);
- return updateSize(pb, pos);
-}
-
-static int mov_write_mdhd_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int version = track->trackDuration < INT32_MAX ? 0 : 1;
-
- (version == 1) ? put_be32(pb, 44) : put_be32(pb, 32); /* size */
- put_tag(pb, "mdhd");
- put_byte(pb, version);
- put_be24(pb, 0); /* flags */
- if (version == 1) {
- put_be64(pb, track->time);
- put_be64(pb, track->time);
- } else {
- put_be32(pb, track->time); /* creation time */
- put_be32(pb, track->time); /* modification time */
- }
- put_be32(pb, track->timescale); /* time scale (sample rate for audio) */
- (version == 1) ? put_be64(pb, track->trackDuration) : put_be32(pb, track->trackDuration); /* duration */
- put_be16(pb, track->language); /* language */
- put_be16(pb, 0); /* reserved (quality) */
-
- if(version!=0 && track->mode == MODE_MOV){
- av_log(NULL, AV_LOG_ERROR,
- "FATAL error, file duration too long for timebase, this file will not be\n"
- "playable with quicktime. Choose a different timebase or a different\n"
- "container format\n");
- }
-
- return 32;
-}
-
-static int mov_write_mdia_tag(ByteIOContext *pb, MOVTrack *track)
-{
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size */
- put_tag(pb, "mdia");
- mov_write_mdhd_tag(pb, track);
- mov_write_hdlr_tag(pb, track);
- mov_write_minf_tag(pb, track);
- return updateSize(pb, pos);
-}
-
-static int mov_write_tkhd_tag(ByteIOContext *pb, MOVTrack *track, AVStream *st)
-{
- int64_t duration = av_rescale_rnd(track->trackDuration, MOV_TIMESCALE,
- track->timescale, AV_ROUND_UP);
- int version = duration < INT32_MAX ? 0 : 1;
-
- (version == 1) ? put_be32(pb, 104) : put_be32(pb, 92); /* size */
- put_tag(pb, "tkhd");
- put_byte(pb, version);
- put_be24(pb, 0xf); /* flags (track enabled) */
- if (version == 1) {
- put_be64(pb, track->time);
- put_be64(pb, track->time);
- } else {
- put_be32(pb, track->time); /* creation time */
- put_be32(pb, track->time); /* modification time */
- }
- put_be32(pb, track->trackID); /* track-id */
- put_be32(pb, 0); /* reserved */
- (version == 1) ? put_be64(pb, duration) : put_be32(pb, duration);
-
- put_be32(pb, 0); /* reserved */
- put_be32(pb, 0); /* reserved */
- put_be32(pb, 0x0); /* reserved (Layer & Alternate group) */
- /* Volume, only for audio */
- if(track->enc->codec_type == AVMEDIA_TYPE_AUDIO)
- put_be16(pb, 0x0100);
- else
- put_be16(pb, 0);
- put_be16(pb, 0); /* reserved */
-
- /* Matrix structure */
- put_be32(pb, 0x00010000); /* reserved */
- put_be32(pb, 0x0); /* reserved */
- put_be32(pb, 0x0); /* reserved */
- put_be32(pb, 0x0); /* reserved */
- put_be32(pb, 0x00010000); /* reserved */
- put_be32(pb, 0x0); /* reserved */
- put_be32(pb, 0x0); /* reserved */
- put_be32(pb, 0x0); /* reserved */
- 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)) {
- double sample_aspect_ratio = av_q2d(st->sample_aspect_ratio);
- if(!sample_aspect_ratio || track->height != track->enc->height)
- sample_aspect_ratio = 1;
- put_be32(pb, sample_aspect_ratio * track->enc->width*0x10000);
- put_be32(pb, track->height*0x10000);
- }
- else {
- put_be32(pb, 0);
- put_be32(pb, 0);
- }
- return 0x5c;
-}
-
-// This box seems important for the psp playback ... without it the movie seems to hang
-static int mov_write_edts_tag(ByteIOContext *pb, MOVTrack *track)
-{
- put_be32(pb, 0x24); /* size */
- put_tag(pb, "edts");
- put_be32(pb, 0x1c); /* size */
- put_tag(pb, "elst");
- put_be32(pb, 0x0);
- put_be32(pb, 0x1);
-
- /* duration ... doesn't seem to effect psp */
- put_be32(pb, av_rescale_rnd(track->trackDuration, MOV_TIMESCALE,
- track->timescale, AV_ROUND_UP));
-
- put_be32(pb, track->cluster[0].cts); /* first pts is cts since dts is 0 */
- put_be32(pb, 0x00010000);
- 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)
-{
- put_be32(pb, 0x34); /* size ... reports as 28 in mp4box! */
- put_tag(pb, "uuid");
- put_tag(pb, "USMT");
- put_be32(pb, 0x21d24fce);
- put_be32(pb, 0xbb88695c);
- put_be32(pb, 0xfac9c740);
- put_be32(pb, 0x1c); // another size here!
- put_tag(pb, "MTDT");
- put_be32(pb, 0x00010012);
- put_be32(pb, 0x0a);
- put_be32(pb, 0x55c40000);
- put_be32(pb, 0x1);
- put_be32(pb, 0x0);
- return 0x34;
-}
-
-static int mov_write_trak_tag(ByteIOContext *pb, MOVTrack *track, AVStream *st)
-{
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size */
- put_tag(pb, "trak");
- 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
- return updateSize(pb, pos);
-}
-
-#if 0
-/* TODO: Not sorted out, but not necessary either */
-static int mov_write_iods_tag(ByteIOContext *pb, MOVMuxContext *mov)
-{
- put_be32(pb, 0x15); /* size */
- put_tag(pb, "iods");
- put_be32(pb, 0); /* version & flags */
- put_be16(pb, 0x1007);
- put_byte(pb, 0);
- put_be16(pb, 0x4fff);
- put_be16(pb, 0xfffe);
- put_be16(pb, 0x01ff);
- return 0x15;
-}
-#endif
-
-static int mov_write_mvhd_tag(ByteIOContext *pb, MOVMuxContext *mov)
-{
- int maxTrackID = 1, i;
- int64_t maxTrackLenTemp, maxTrackLen = 0;
- int version;
-
- for (i=0; i<mov->nb_streams; i++) {
- if(mov->tracks[i].entry > 0) {
- maxTrackLenTemp = av_rescale_rnd(mov->tracks[i].trackDuration,
- MOV_TIMESCALE,
- mov->tracks[i].timescale,
- AV_ROUND_UP);
- if(maxTrackLen < maxTrackLenTemp)
- maxTrackLen = maxTrackLenTemp;
- if(maxTrackID < mov->tracks[i].trackID)
- maxTrackID = mov->tracks[i].trackID;
- }
- }
-
- version = maxTrackLen < UINT32_MAX ? 0 : 1;
- (version == 1) ? put_be32(pb, 120) : put_be32(pb, 108); /* size */
- put_tag(pb, "mvhd");
- put_byte(pb, version);
- put_be24(pb, 0); /* flags */
- if (version == 1) {
- put_be64(pb, mov->time);
- put_be64(pb, mov->time);
- } else {
- put_be32(pb, mov->time); /* creation time */
- put_be32(pb, mov->time); /* modification time */
- }
- put_be32(pb, MOV_TIMESCALE);
- (version == 1) ? put_be64(pb, maxTrackLen) : put_be32(pb, maxTrackLen); /* duration of longest track */
-
- put_be32(pb, 0x00010000); /* reserved (preferred rate) 1.0 = normal */
- put_be16(pb, 0x0100); /* reserved (preferred volume) 1.0 = normal */
- put_be16(pb, 0); /* reserved */
- put_be32(pb, 0); /* reserved */
- put_be32(pb, 0); /* reserved */
-
- /* Matrix structure */
- put_be32(pb, 0x00010000); /* reserved */
- put_be32(pb, 0x0); /* reserved */
- put_be32(pb, 0x0); /* reserved */
- put_be32(pb, 0x0); /* reserved */
- put_be32(pb, 0x00010000); /* reserved */
- put_be32(pb, 0x0); /* reserved */
- put_be32(pb, 0x0); /* reserved */
- put_be32(pb, 0x0); /* reserved */
- put_be32(pb, 0x40000000); /* reserved */
-
- put_be32(pb, 0); /* reserved (preview time) */
- put_be32(pb, 0); /* reserved (preview duration) */
- put_be32(pb, 0); /* reserved (poster time) */
- put_be32(pb, 0); /* reserved (selection time) */
- put_be32(pb, 0); /* reserved (selection duration) */
- put_be32(pb, 0); /* reserved (current time) */
- put_be32(pb, maxTrackID+1); /* Next track id */
- return 0x6c;
-}
-
-static int mov_write_itunes_hdlr_tag(ByteIOContext *pb, MOVMuxContext *mov,
- AVFormatContext *s)
-{
- put_be32(pb, 33); /* size */
- put_tag(pb, "hdlr");
- put_be32(pb, 0);
- put_be32(pb, 0);
- put_tag(pb, "mdir");
- put_tag(pb, "appl");
- put_be32(pb, 0);
- put_be32(pb, 0);
- put_byte(pb, 0);
- return 33;
-}
-
-/* helper function to write a data tag with the specified string as data */
-static int mov_write_string_data_tag(ByteIOContext *pb, const char *data, int lang, int long_style)
-{
- if(long_style){
- int size = 16 + strlen(data);
- put_be32(pb, size); /* size */
- put_tag(pb, "data");
- put_be32(pb, 1);
- put_be32(pb, 0);
- put_buffer(pb, data, strlen(data));
- return size;
- }else{
- if (!lang)
- lang = ff_mov_iso639_to_lang("und", 1);
- put_be16(pb, strlen(data)); /* string length */
- put_be16(pb, lang);
- put_buffer(pb, data, strlen(data));
- return strlen(data) + 4;
- }
-}
-
-static int mov_write_string_tag(ByteIOContext *pb, const char *name, const char *value, int lang, int long_style){
- int size = 0;
- if (value && value[0]) {
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size */
- put_tag(pb, name);
- mov_write_string_data_tag(pb, value, lang, long_style);
- size= updateSize(pb, pos);
- }
- return size;
-}
-
-static int mov_write_string_metadata(AVFormatContext *s, ByteIOContext *pb,
- const char *name, const char *tag,
- int long_style)
-{
- int l, lang = 0, len, len2;
- AVMetadataTag *t, *t2 = NULL;
- char tag2[16];
-
- if (!(t = av_metadata_get(s->metadata, tag, NULL, 0)))
- return 0;
-
- len = strlen(t->key);
- snprintf(tag2, sizeof(tag2), "%s-", tag);
- while ((t2 = av_metadata_get(s->metadata, tag2, t2, AV_METADATA_IGNORE_SUFFIX))) {
- len2 = strlen(t2->key);
- if (len2 == len+4 && !strcmp(t->value, t2->value)
- && (l=ff_mov_iso639_to_lang(&t2->key[len2-3], 1)) >= 0) {
- lang = l;
- break;
- }
- }
- return mov_write_string_tag(pb, name, t->value, lang, long_style);
-}
-
-/* iTunes track number */
-static int mov_write_trkn_tag(ByteIOContext *pb, MOVMuxContext *mov,
- AVFormatContext *s)
-{
- AVMetadataTag *t = av_metadata_get(s->metadata, "track", NULL, 0);
- int size = 0, track = t ? atoi(t->value) : 0;
- if (track) {
- put_be32(pb, 32); /* size */
- put_tag(pb, "trkn");
- put_be32(pb, 24); /* size */
- put_tag(pb, "data");
- put_be32(pb, 0); // 8 bytes empty
- put_be32(pb, 0);
- put_be16(pb, 0); // empty
- put_be16(pb, track); // track number
- put_be16(pb, 0); // total track number
- put_be16(pb, 0); // empty
- size = 32;
- }
- return size;
-}
-
-/* iTunes meta data list */
-static int mov_write_ilst_tag(ByteIOContext *pb, MOVMuxContext *mov,
- AVFormatContext *s)
-{
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size */
- put_tag(pb, "ilst");
- mov_write_string_metadata(s, pb, "\251nam", "title" , 1);
- mov_write_string_metadata(s, pb, "\251ART", "author" , 1);
- mov_write_string_metadata(s, pb, "aART", "album_artist", 1);
- mov_write_string_metadata(s, pb, "\251wrt", "composer" , 1);
- mov_write_string_metadata(s, pb, "\251alb", "album" , 1);
- mov_write_string_metadata(s, pb, "\251day", "date" , 1);
- mov_write_string_tag(pb, "\251too", LIBAVFORMAT_IDENT, 0, 1);
- mov_write_string_metadata(s, pb, "\251cmt", "comment" , 1);
- mov_write_string_metadata(s, pb, "\251gen", "genre" , 1);
- mov_write_string_metadata(s, pb, "\251cpy", "copyright", 1);
- mov_write_string_metadata(s, pb, "\251grp", "grouping" , 1);
- mov_write_string_metadata(s, pb, "\251lyr", "lyrics" , 1);
- mov_write_string_metadata(s, pb, "desc", "description",1);
- mov_write_string_metadata(s, pb, "ldes", "synopsis" , 1);
- mov_write_string_metadata(s, pb, "tvsh", "show" , 1);
- mov_write_string_metadata(s, pb, "tven", "episode_id",1);
- mov_write_string_metadata(s, pb, "tvnn", "network" , 1);
- mov_write_trkn_tag(pb, mov, s);
- return updateSize(pb, pos);
-}
-
-/* iTunes meta data tag */
-static int mov_write_meta_tag(ByteIOContext *pb, MOVMuxContext *mov,
- AVFormatContext *s)
-{
- int size = 0;
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size */
- put_tag(pb, "meta");
- put_be32(pb, 0);
- mov_write_itunes_hdlr_tag(pb, mov, s);
- mov_write_ilst_tag(pb, mov, s);
- size = updateSize(pb, pos);
- return size;
-}
-
-static int utf8len(const uint8_t *b)
-{
- int len=0;
- int val;
- while(*b){
- GET_UTF8(val, *b++, return -1;)
- len++;
- }
- return len;
-}
-
-static int ascii_to_wc(ByteIOContext *pb, const uint8_t *b)
-{
- int val;
- while(*b){
- GET_UTF8(val, *b++, return -1;)
- put_be16(pb, val);
- }
- put_be16(pb, 0x00);
- return 0;
-}
-
-static uint16_t language_code(const char *str)
-{
- return (((str[0]-0x60) & 0x1F) << 10) + (((str[1]-0x60) & 0x1F) << 5) + ((str[2]-0x60) & 0x1F);
-}
-
-static int mov_write_3gp_udta_tag(ByteIOContext *pb, AVFormatContext *s,
- const char *tag, const char *str)
-{
- int64_t pos = url_ftell(pb);
- AVMetadataTag *t = av_metadata_get(s->metadata, str, NULL, 0);
- if (!t || !utf8len(t->value))
- return 0;
- put_be32(pb, 0); /* size */
- put_tag (pb, tag); /* type */
- put_be32(pb, 0); /* version + flags */
- if (!strcmp(tag, "yrrc"))
- put_be16(pb, atoi(t->value));
- else {
- put_be16(pb, language_code("eng")); /* language */
- put_buffer(pb, t->value, strlen(t->value)+1); /* UTF8 string value */
- if (!strcmp(tag, "albm") &&
- (t = av_metadata_get(s->metadata, "date", NULL, 0)))
- put_byte(pb, atoi(t->value));
- }
- return updateSize(pb, pos);
-}
-
-static int mov_write_chpl_tag(ByteIOContext *pb, AVFormatContext *s)
-{
- int64_t pos = url_ftell(pb);
- int i, nb_chapters = FFMIN(s->nb_chapters, 255);
-
- put_be32(pb, 0); // size
- put_tag (pb, "chpl");
- put_be32(pb, 0x01000000); // version + flags
- put_be32(pb, 0); // unknown
- put_byte(pb, nb_chapters);
-
- for (i = 0; i < nb_chapters; i++) {
- AVChapter *c = s->chapters[i];
- AVMetadataTag *t;
- put_be64(pb, av_rescale_q(c->start, c->time_base, (AVRational){1,10000000}));
-
- if ((t = av_metadata_get(c->metadata, "title", NULL, 0))) {
- int len = FFMIN(strlen(t->value), 255);
- put_byte(pb, len);
- put_buffer(pb, t->value, len);
- } else
- put_byte(pb, 0);
- }
- return updateSize(pb, pos);
-}
-
-static int mov_write_udta_tag(ByteIOContext *pb, MOVMuxContext *mov,
- AVFormatContext *s)
-{
- ByteIOContext *pb_buf;
- int i, ret, size;
- uint8_t *buf;
-
- for (i = 0; i < s->nb_streams; i++)
- if (mov->tracks[i].enc->flags & CODEC_FLAG_BITEXACT) {
- return 0;
- }
-
- ret = url_open_dyn_buf(&pb_buf);
- if(ret < 0)
- return ret;
-
- if (mov->mode & MODE_3GP) {
- mov_write_3gp_udta_tag(pb_buf, s, "titl", "title");
- mov_write_3gp_udta_tag(pb_buf, s, "auth", "author");
- mov_write_3gp_udta_tag(pb_buf, s, "gnre", "genre");
- mov_write_3gp_udta_tag(pb_buf, s, "dscp", "comment");
- mov_write_3gp_udta_tag(pb_buf, s, "albm", "album");
- mov_write_3gp_udta_tag(pb_buf, s, "cprt", "copyright");
- mov_write_3gp_udta_tag(pb_buf, s, "yrrc", "date");
- } else if (mov->mode == MODE_MOV) { // the title field breaks gtkpod with mp4 and my suspicion is that stuff is not valid in mp4
- mov_write_string_metadata(s, pb_buf, "\251nam", "title" , 0);
- mov_write_string_metadata(s, pb_buf, "\251aut", "author" , 0);
- mov_write_string_metadata(s, pb_buf, "\251alb", "album" , 0);
- mov_write_string_metadata(s, pb_buf, "\251day", "date" , 0);
- mov_write_string_tag(pb_buf, "\251enc", LIBAVFORMAT_IDENT, 0, 0);
- mov_write_string_metadata(s, pb_buf, "\251des", "comment" , 0);
- mov_write_string_metadata(s, pb_buf, "\251gen", "genre" , 0);
- mov_write_string_metadata(s, pb_buf, "\251cpy", "copyright" , 0);
- } else {
- /* iTunes meta data */
- mov_write_meta_tag(pb_buf, mov, s);
- }
-
- if (s->nb_chapters)
- mov_write_chpl_tag(pb_buf, s);
-
- if ((size = url_close_dyn_buf(pb_buf, &buf)) > 0) {
- put_be32(pb, size+8);
- put_tag(pb, "udta");
- put_buffer(pb, buf, size);
- av_free(buf);
- }
-
- return 0;
-}
-
-static void mov_write_psp_udta_tag(ByteIOContext *pb,
- const char *str, const char *lang, int type)
-{
- int len = utf8len(str)+1;
- if(len<=0)
- return;
- put_be16(pb, len*2+10); /* size */
- put_be32(pb, type); /* type */
- put_be16(pb, language_code(lang)); /* language */
- put_be16(pb, 0x01); /* ? */
- ascii_to_wc(pb, str);
-}
-
-static int mov_write_uuidusmt_tag(ByteIOContext *pb, AVFormatContext *s)
-{
- AVMetadataTag *title = av_metadata_get(s->metadata, "title", NULL, 0);
- int64_t pos, pos2;
-
- if (title) {
- pos = url_ftell(pb);
- put_be32(pb, 0); /* size placeholder*/
- put_tag(pb, "uuid");
- put_tag(pb, "USMT");
- put_be32(pb, 0x21d24fce); /* 96 bit UUID */
- put_be32(pb, 0xbb88695c);
- put_be32(pb, 0xfac9c740);
-
- pos2 = url_ftell(pb);
- put_be32(pb, 0); /* size placeholder*/
- put_tag(pb, "MTDT");
- put_be16(pb, 4);
-
- // ?
- put_be16(pb, 0x0C); /* size */
- put_be32(pb, 0x0B); /* type */
- put_be16(pb, language_code("und")); /* language */
- put_be16(pb, 0x0); /* ? */
- put_be16(pb, 0x021C); /* data */
-
- mov_write_psp_udta_tag(pb, LIBAVCODEC_IDENT, "eng", 0x04);
- mov_write_psp_udta_tag(pb, title->value, "eng", 0x01);
-// snprintf(dt,32,"%04d/%02d/%02d %02d:%02d:%02d",t_st->tm_year+1900,t_st->tm_mon+1,t_st->tm_mday,t_st->tm_hour,t_st->tm_min,t_st->tm_sec);
- mov_write_psp_udta_tag(pb, "2006/04/01 11:11:11", "und", 0x03);
-
- updateSize(pb, pos2);
- return updateSize(pb, pos);
- }
-
- return 0;
-}
-
-static int mov_write_moov_tag(ByteIOContext *pb, MOVMuxContext *mov,
- AVFormatContext *s)
-{
- int i;
- int64_t pos = url_ftell(pb);
- put_be32(pb, 0); /* size placeholder*/
- put_tag(pb, "moov");
-
- for (i=0; i<mov->nb_streams; i++) {
- if(mov->tracks[i].entry <= 0) continue;
-
- mov->tracks[i].time = mov->time;
- 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);
- }
- }
-
- if (mov->mode == MODE_PSP)
- mov_write_uuidusmt_tag(pb, s);
- else
- mov_write_udta_tag(pb, mov, s);
-
- return updateSize(pb, pos);
-}
-
-static int mov_write_mdat_tag(ByteIOContext *pb, MOVMuxContext *mov)
-{
- put_be32(pb, 8); // placeholder for extended size field (64 bit)
- put_tag(pb, mov->mode == MODE_MOV ? "wide" : "free");
-
- mov->mdat_pos = url_ftell(pb);
- put_be32(pb, 0); /* size placeholder*/
- put_tag(pb, "mdat");
- return 0;
-}
-
-/* TODO: This needs to be more general */
-static int mov_write_ftyp_tag(ByteIOContext *pb, AVFormatContext *s)
-{
- MOVMuxContext *mov = s->priv_data;
- int64_t pos = url_ftell(pb);
- int has_h264 = 0, has_video = 0;
- int minor = 0x200;
- int i;
-
- for (i = 0; i < s->nb_streams; i++) {
- AVStream *st = s->streams[i];
- if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
- has_video = 1;
- if (st->codec->codec_id == CODEC_ID_H264)
- has_h264 = 1;
- }
-
- put_be32(pb, 0); /* size */
- put_tag(pb, "ftyp");
-
- if (mov->mode == MODE_3GP) {
- put_tag(pb, has_h264 ? "3gp6" : "3gp4");
- minor = has_h264 ? 0x100 : 0x200;
- } else if (mov->mode & MODE_3G2) {
- put_tag(pb, has_h264 ? "3g2b" : "3g2a");
- minor = has_h264 ? 0x20000 : 0x10000;
- }else if (mov->mode == MODE_PSP)
- put_tag(pb, "MSNV");
- else if (mov->mode == MODE_MP4)
- put_tag(pb, "isom");
- else if (mov->mode == MODE_IPOD)
- put_tag(pb, has_video ? "M4V ":"M4A ");
- else
- put_tag(pb, "qt ");
-
- put_be32(pb, minor);
-
- if(mov->mode == MODE_MOV)
- put_tag(pb, "qt ");
- else{
- put_tag(pb, "isom");
- put_tag(pb, "iso2");
- if(has_h264)
- put_tag(pb, "avc1");
- }
-
- if (mov->mode == MODE_3GP)
- put_tag(pb, has_h264 ? "3gp6":"3gp4");
- else if (mov->mode & MODE_3G2)
- put_tag(pb, has_h264 ? "3g2b":"3g2a");
- else if (mov->mode == MODE_PSP)
- put_tag(pb, "MSNV");
- else if (mov->mode == MODE_MP4)
- put_tag(pb, "mp41");
- return updateSize(pb, pos);
-}
-
-static void mov_write_uuidprof_tag(ByteIOContext *pb, AVFormatContext *s)
-{
- AVCodecContext *VideoCodec = s->streams[0]->codec;
- AVCodecContext *AudioCodec = s->streams[1]->codec;
- int AudioRate = AudioCodec->sample_rate;
- int FrameRate = ((VideoCodec->time_base.den) * (0x10000))/ (VideoCodec->time_base.num);
- int audio_kbitrate= AudioCodec->bit_rate / 1000;
- int video_kbitrate= FFMIN(VideoCodec->bit_rate / 1000, 800 - audio_kbitrate);
-
- put_be32(pb, 0x94); /* size */
- put_tag(pb, "uuid");
- put_tag(pb, "PROF");
-
- put_be32(pb, 0x21d24fce); /* 96 bit UUID */
- put_be32(pb, 0xbb88695c);
- put_be32(pb, 0xfac9c740);
-
- put_be32(pb, 0x0); /* ? */
- put_be32(pb, 0x3); /* 3 sections ? */
-
- put_be32(pb, 0x14); /* size */
- put_tag(pb, "FPRF");
- put_be32(pb, 0x0); /* ? */
- put_be32(pb, 0x0); /* ? */
- put_be32(pb, 0x0); /* ? */
-
- put_be32(pb, 0x2c); /* size */
- put_tag(pb, "APRF"); /* audio */
- put_be32(pb, 0x0);
- put_be32(pb, 0x2); /* TrackID */
- put_tag(pb, "mp4a");
- put_be32(pb, 0x20f);
- put_be32(pb, 0x0);
- put_be32(pb, audio_kbitrate);
- put_be32(pb, audio_kbitrate);
- put_be32(pb, AudioRate);
- put_be32(pb, AudioCodec->channels);
-
- put_be32(pb, 0x34); /* size */
- put_tag(pb, "VPRF"); /* video */
- put_be32(pb, 0x0);
- put_be32(pb, 0x1); /* TrackID */
- if (VideoCodec->codec_id == CODEC_ID_H264) {
- put_tag(pb, "avc1");
- put_be16(pb, 0x014D);
- put_be16(pb, 0x0015);
- } else {
- put_tag(pb, "mp4v");
- put_be16(pb, 0x0000);
- put_be16(pb, 0x0103);
- }
- put_be32(pb, 0x0);
- put_be32(pb, video_kbitrate);
- put_be32(pb, video_kbitrate);
- put_be32(pb, FrameRate);
- put_be32(pb, FrameRate);
- put_be16(pb, VideoCodec->width);
- put_be16(pb, VideoCodec->height);
- put_be32(pb, 0x010001); /* ? */
-}
-
-static int mov_parse_mpeg2_frame(AVPacket *pkt, uint32_t *flags)
-{
- uint32_t c = -1;
- int i, closed_gop = 0;
-
- for (i = 0; i < pkt->size - 4; i++) {
- c = (c<<8) + pkt->data[i];
- if (c == 0x1b8) { // gop
- closed_gop = pkt->data[i+4]>>6 & 0x01;
- } else if (c == 0x100) { // pic
- int temp_ref = (pkt->data[i+1]<<2) | (pkt->data[i+2]>>6);
- if (!temp_ref || closed_gop) // I picture is not reordered
- *flags = MOV_SYNC_SAMPLE;
- else
- *flags = MOV_PARTIAL_SYNC_SAMPLE;
- break;
- }
- }
- return 0;
-}
-
-static int mov_write_packet(AVFormatContext *s, AVPacket *pkt)
-{
- MOVMuxContext *mov = s->priv_data;
- ByteIOContext *pb = s->pb;
- MOVTrack *trk = &mov->tracks[pkt->stream_index];
- AVCodecContext *enc = trk->enc;
- 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_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++;
- }
- if(samplesInChunk > 1){
- av_log(s, AV_LOG_ERROR, "fatal error, input is not a single packet, implement 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) {
- trk->vosLen = enc->extradata_size;
- trk->vosData = av_malloc(trk->vosLen);
- memcpy(trk->vosData, enc->extradata, trk->vosLen);
- }
-
- if (enc->codec_id == CODEC_ID_H264 && trk->vosLen > 0 && *(uint8_t *)trk->vosData != 1) {
- /* from x264 or from bytestream h264 */
- /* nal reformating needed */
- size = ff_avc_parse_nal_units(pb, pkt->data, pkt->size);
- } else {
- put_buffer(pb, pkt->data, size);
- }
-
- if ((enc->codec_id == CODEC_ID_DNXHD ||
- enc->codec_id == CODEC_ID_AC3) && !trk->vosLen) {
- /* copy frame to create needed atoms */
- trk->vosLen = size;
- trk->vosData = av_malloc(size);
- if (!trk->vosData)
- return AVERROR(ENOMEM);
- memcpy(trk->vosData, pkt->data, size);
- }
-
- 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[trk->entry].pos = url_ftell(pb) - size;
- trk->cluster[trk->entry].samplesInChunk = samplesInChunk;
- trk->cluster[trk->entry].size = size;
- trk->cluster[trk->entry].entries = samplesInChunk;
- trk->cluster[trk->entry].dts = pkt->dts;
- trk->trackDuration = pkt->dts - trk->cluster[0].dts + pkt->duration;
-
- if (pkt->pts == AV_NOPTS_VALUE) {
- av_log(s, AV_LOG_WARNING, "pts has no value\n");
- pkt->pts = pkt->dts;
- }
- if (pkt->dts != pkt->pts)
- trk->flags |= MOV_TRACK_CTTS;
- trk->cluster[trk->entry].cts = pkt->pts - pkt->dts;
- trk->cluster[trk->entry].flags = 0;
- if (pkt->flags & AV_PKT_FLAG_KEY) {
- if (mov->mode == MODE_MOV && enc->codec_id == CODEC_ID_MPEG2VIDEO) {
- mov_parse_mpeg2_frame(pkt, &trk->cluster[trk->entry].flags);
- if (trk->cluster[trk->entry].flags & MOV_PARTIAL_SYNC_SAMPLE)
- trk->flags |= MOV_TRACK_STPS;
- } else {
- trk->cluster[trk->entry].flags = MOV_SYNC_SAMPLE;
- }
- if (trk->cluster[trk->entry].flags & MOV_SYNC_SAMPLE)
- trk->hasKeyframes++;
- }
- trk->entry++;
- trk->sampleCount += samplesInChunk;
- mov->mdat_size += size;
-
- put_flush_packet(pb);
- 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;
- ByteIOContext *pb = s->pb;
- int res = 0;
- int i;
-
- int64_t moov_pos = url_ftell(pb);
-
- /* Write size of mdat tag */
- if (mov->mdat_size+8 <= UINT32_MAX) {
- url_fseek(pb, mov->mdat_pos, SEEK_SET);
- put_be32(pb, mov->mdat_size+8);
- } else {
- /* overwrite 'wide' placeholder atom */
- url_fseek(pb, mov->mdat_pos - 8, SEEK_SET);
- put_be32(pb, 1); /* special value: real atom size will be 64 bit value after tag field */
- put_tag(pb, "mdat");
- put_be64(pb, mov->mdat_size+16);
- }
- url_fseek(pb, moov_pos, SEEK_SET);
-
- 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);
-
- if(mov->tracks[i].vosLen) av_free(mov->tracks[i].vosData);
-
- }
-
- put_flush_packet(pb);
-
- av_freep(&mov->tracks);
-
- return res;
-}
-
-#if CONFIG_MOV_MUXER
-AVOutputFormat mov_muxer = {
- "mov",
- NULL_IF_CONFIG_SMALL("MOV format"),
- NULL,
- "mov",
- sizeof(MOVMuxContext),
- CODEC_ID_AAC,
- CODEC_ID_MPEG4,
- mov_write_header,
- mov_write_packet,
- mov_write_trailer,
- .flags = AVFMT_GLOBALHEADER | AVFMT_VARIABLE_FPS,
- .codec_tag = (const AVCodecTag* const []){codec_movvideo_tags, codec_movaudio_tags, 0},
-};
-#endif
-#if CONFIG_TGP_MUXER
-AVOutputFormat tgp_muxer = {
- "3gp",
- NULL_IF_CONFIG_SMALL("3GP format"),
- NULL,
- "3gp",
- sizeof(MOVMuxContext),
- CODEC_ID_AMR_NB,
- CODEC_ID_H263,
- mov_write_header,
- mov_write_packet,
- mov_write_trailer,
- .flags = AVFMT_GLOBALHEADER,
- .codec_tag = (const AVCodecTag* const []){codec_3gp_tags, 0},
-};
-#endif
-#if CONFIG_MP4_MUXER
-AVOutputFormat mp4_muxer = {
- "mp4",
- NULL_IF_CONFIG_SMALL("MP4 format"),
- "application/mp4",
- "mp4",
- sizeof(MOVMuxContext),
- CODEC_ID_AAC,
- CODEC_ID_MPEG4,
- mov_write_header,
- mov_write_packet,
- mov_write_trailer,
- .flags = AVFMT_GLOBALHEADER | AVFMT_VARIABLE_FPS,
- .codec_tag = (const AVCodecTag* const []){ff_mp4_obj_type, 0},
-};
-#endif
-#if CONFIG_PSP_MUXER
-AVOutputFormat psp_muxer = {
- "psp",
- NULL_IF_CONFIG_SMALL("PSP MP4 format"),
- NULL,
- "mp4,psp",
- sizeof(MOVMuxContext),
- CODEC_ID_AAC,
- CODEC_ID_MPEG4,
- mov_write_header,
- mov_write_packet,
- mov_write_trailer,
- .flags = AVFMT_GLOBALHEADER,
- .codec_tag = (const AVCodecTag* const []){ff_mp4_obj_type, 0},
-};
-#endif
-#if CONFIG_TG2_MUXER
-AVOutputFormat tg2_muxer = {
- "3g2",
- NULL_IF_CONFIG_SMALL("3GP2 format"),
- NULL,
- "3g2",
- sizeof(MOVMuxContext),
- CODEC_ID_AMR_NB,
- CODEC_ID_H263,
- mov_write_header,
- mov_write_packet,
- mov_write_trailer,
- .flags = AVFMT_GLOBALHEADER,
- .codec_tag = (const AVCodecTag* const []){codec_3gp_tags, 0},
-};
-#endif
-#if CONFIG_IPOD_MUXER
-AVOutputFormat ipod_muxer = {
- "ipod",
- NULL_IF_CONFIG_SMALL("iPod H.264 MP4 format"),
- "application/mp4",
- "m4v,m4a",
- sizeof(MOVMuxContext),
- CODEC_ID_AAC,
- CODEC_ID_H264,
- mov_write_header,
- mov_write_packet,
- mov_write_trailer,
- .flags = AVFMT_GLOBALHEADER,
- .codec_tag = (const AVCodecTag* const []){codec_ipod_tags, 0},
-};
-#endif
+#endif /* AVFORMAT_MOVENC_H */
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