* MOV, 3GP, MP4 muxer
* Copyright (c) 2003 Thomas Raivio
* Copyright (c) 2004 Gildas Bazin <gbazin at videolan dot org>
+ * Copyright (c) 2009 Baptiste Coudurier <baptiste dot coudurier at gmail dot com>
*
* This file is part of FFmpeg.
*
* License along with FFmpeg; if not, write to the Free Software
* 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/bitstream.h"
+#include "libavcodec/get_bits.h"
+#include "libavcodec/put_bits.h"
#undef NDEBUG
#include <assert.h>
int64_t mdat_pos;
uint64_t mdat_size;
long timescale;
- MOVTrack tracks[MAX_STREAMS];
+ MOVTrack *tracks;
} MOVMuxContext;
//FIXME support 64 bit variant with wide placeholders
return 0;
}
-static const AVCodecTag codec_3gp_tags[] = {
- { CODEC_ID_H263, MKTAG('s','2','6','3') },
+static int mp4_get_codec_tag(AVFormatContext *s, MOVTrack *track)
+{
+ int tag = track->enc->codec_tag;
+
+ if (!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 == CODEC_TYPE_VIDEO) tag = MKTAG('m','p','4','v');
+ else if (track->enc->codec_type == CODEC_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_AMR_NB, MKTAG('s','a','m','r') },
- { CODEC_ID_AMR_WB, MKTAG('s','a','w','b') },
+ { 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 const AVCodecTag mov_pix_fmt_tags[] = {
- { PIX_FMT_YUYV422, MKTAG('y','u','v','s') },
- { PIX_FMT_UYVY422, MKTAG('2','v','u','y') },
- { PIX_FMT_BGR555, MKTAG('r','a','w',' ') },
- { PIX_FMT_RGB24, MKTAG('r','a','w',' ') },
- { PIX_FMT_BGR32_1, MKTAG('r','a','w',' ') },
+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 == CODEC_TYPE_SUBTITLE &&
+ (tag == MKTAG('t','x','3','g') ||
+ tag == MKTAG('t','e','x','t'))))
+ tag = codec_get_tag(codec_ipod_tags, track->enc->codec_id);
+
+ if (!match_ext(s->filename, "m4a") && !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_RGB24, MKTAG('r','a','w',' '), 24 },
+ { PIX_FMT_ARGB, MKTAG('r','a','w',' '), 32 },
+ { PIX_FMT_RGBA, MKTAG('R','G','B','A'), 32 },
};
-static const AVCodecTag codec_ipod_tags[] = {
+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 == CODEC_TYPE_VIDEO) {
+ tag = codec_get_tag(codec_movvideo_tags, track->enc->codec_id);
+ if (!tag) { // if no mac fcc found, try with Microsoft tags
+ tag = codec_get_tag(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 == CODEC_TYPE_AUDIO) {
+ tag = codec_get_tag(codec_movaudio_tags, track->enc->codec_id);
+ if (!tag) { // if no mac fcc found, try with Microsoft tags
+ int ms_tag = codec_get_tag(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 == CODEC_TYPE_SUBTITLE)
+ tag = 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_ALAC, MKTAG('a','l','a','c') },
- { CODEC_ID_AC3, MKTAG('a','c','-','3') },
+ { 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_MOV_TEXT, MKTAG('t','e','x','t') },
{ 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) {
- if (!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 == CODEC_TYPE_VIDEO) tag = MKTAG('m','p','4','v');
- else if (track->enc->codec_type == CODEC_TYPE_AUDIO) tag = MKTAG('m','p','4','a');
- } else if (track->mode == MODE_IPOD) {
- if (track->enc->codec_type == CODEC_TYPE_SUBTITLE &&
- (tag == MKTAG('t','x','3','g') ||
- tag == MKTAG('t','e','x','t')))
- track->tag = tag; // keep original tag
- else
- tag = codec_get_tag(codec_ipod_tags, track->enc->codec_id);
- if (!match_ext(s->filename, "m4a") && !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");
- } else if (track->mode & MODE_3GP) {
+
+ 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 = codec_get_tag(codec_3gp_tags, track->enc->codec_id);
- } else if (!tag || (track->enc->strict_std_compliance >= FF_COMPLIANCE_NORMAL &&
- (tag == MKTAG('d','v','c','p') ||
- track->enc->codec_id == CODEC_ID_RAWVIDEO))) {
- if (track->enc->codec_id == CODEC_ID_DVVIDEO) {
- 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');
- } else if (track->enc->codec_id == CODEC_ID_RAWVIDEO) {
- tag = codec_get_tag(mov_pix_fmt_tags, track->enc->pix_fmt);
- if (!tag) // restore tag
- tag = track->enc->codec_tag;
- } else {
- if (track->enc->codec_type == CODEC_TYPE_VIDEO) {
- tag = codec_get_tag(codec_movvideo_tags, track->enc->codec_id);
- if (!tag) { // if no mac fcc found, try with Microsoft tags
- tag = codec_get_tag(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 == CODEC_TYPE_AUDIO) {
- tag = codec_get_tag(codec_movaudio_tags, track->enc->codec_id);
- if (!tag) { // if no mac fcc found, try with Microsoft tags
- int ms_tag = codec_get_tag(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 == CODEC_TYPE_SUBTITLE) {
- tag = codec_get_tag(ff_codec_movsubtitle_tags, track->enc->codec_id);
- }
- }
- }
+ else
+ tag = mov_get_codec_tag(s, track);
+
return tag;
}
}
}
+ mov->tracks = av_mallocz(s->nb_streams*sizeof(*mov->tracks));
+ if (!mov->tracks)
+ return AVERROR(ENOMEM);
+
for(i=0; i<s->nb_streams; i++){
AVStream *st= s->streams[i];
MOVTrack *track= &mov->tracks[i];
if (!track->tag) {
av_log(s, AV_LOG_ERROR, "track %d: could not find tag, "
"codec not currently supported in container\n", i);
- return -1;
+ goto error;
}
if(st->codec->codec_type == CODEC_TYPE_VIDEO){
if (track->tag == MKTAG('m','x','3','p') || track->tag == MKTAG('m','x','3','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");
- return -1;
+ goto error;
}
track->height = track->tag>>24 == 'n' ? 486 : 576;
}
av_set_pts_info(st, 64, 1, 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);
- return -1;
+ goto error;
}else if(st->codec->frame_size > 1){ /* assume compressed audio */
track->audio_vbr = 1;
}else{
track->enc->codec_id == CODEC_ID_MP3 && track->enc->sample_rate < 16000){
av_log(s, AV_LOG_ERROR, "track %d: muxing mp3 at %dhz is not supported\n",
i, track->enc->sample_rate);
- return -1;
+ goto error;
}
}else if(st->codec->codec_type == CODEC_TYPE_SUBTITLE){
track->timescale = st->codec->time_base.den;
put_flush_packet(pb);
return 0;
+ error:
+ av_freep(&mov->tracks);
+ return -1;
}
static int mov_write_packet(AVFormatContext *s, AVPacket *pkt)
put_flush_packet(pb);
+ av_freep(&mov->tracks);
+
return res;
}