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avformat/movenc: AVC Intra support

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-09-28 01:18:43 +02:00
parent 9a3653c9ec
commit 23f0e2edec
1 changed files with 60 additions and 4 deletions
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64
libavformat/movenc.c
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@ -1017,6 +1017,60 @@ static int mov_get_mpeg2_xdcam_codec_tag(AVFormatContext *s, MOVTrack *track)
return tag;
}
static int mov_get_h264_codec_tag(AVFormatContext *s, MOVTrack *track)
{
int tag = track->enc->codec_tag;
int interlaced = track->enc->field_order > AV_FIELD_PROGRESSIVE;
AVStream *st = track->st;
int rate = av_q2d(find_fps(s, st));
if (!tag)
tag = MKTAG('a', 'v', 'c', 'i'); //fallback tag
if (track->enc->pix_fmt == AV_PIX_FMT_YUV420P10) {
if (track->enc->width == 960 && track->enc->height == 720) {
if (!interlaced) {
if (rate == 24) tag = MKTAG('a','i','5','p');
else if (rate == 25) tag = MKTAG('a','i','5','q');
else if (rate == 30) tag = MKTAG('a','i','5','p');
else if (rate == 50) tag = MKTAG('a','i','5','q');
else if (rate == 60) tag = MKTAG('a','i','5','p');
}
} else if (track->enc->width == 1440 && track->enc->height == 1080) {
if (!interlaced) {
if (rate == 24) tag = MKTAG('a','i','5','3');
else if (rate == 25) tag = MKTAG('a','i','5','2');
else if (rate == 30) tag = MKTAG('a','i','5','3');
} else {
if (rate == 50) tag = MKTAG('a','i','5','5');
else if (rate == 60) tag = MKTAG('a','i','5','6');
}
}
} else if (track->enc->pix_fmt == AV_PIX_FMT_YUV422P10) {
if (track->enc->width == 1280 && track->enc->height == 720) {
if (!interlaced) {
if (rate == 24) tag = MKTAG('a','i','1','p');
else if (rate == 25) tag = MKTAG('a','i','1','q');
else if (rate == 30) tag = MKTAG('a','i','1','p');
else if (rate == 50) tag = MKTAG('a','i','1','q');
else if (rate == 60) tag = MKTAG('a','i','1','p');
}
} else if (track->enc->width == 1920 && track->enc->height == 1080) {
if (!interlaced) {
if (rate == 24) tag = MKTAG('a','i','1','3');
else if (rate == 25) tag = MKTAG('a','i','1','2');
else if (rate == 30) tag = MKTAG('a','i','1','3');
} else {
if (rate == 25) tag = MKTAG('a','i','1','5');
else if (rate == 50) tag = MKTAG('a','i','1','5');
else if (rate == 60) tag = MKTAG('a','i','1','6');
}
}
}
return tag;
}
static const struct {
enum AVPixelFormat pix_fmt;
uint32_t tag;
@ -1080,6 +1134,8 @@ static int mov_get_codec_tag(AVFormatContext *s, MOVTrack *track)
tag = mov_get_rawvideo_codec_tag(s, track);
else if (track->enc->codec_id == AV_CODEC_ID_MPEG2VIDEO)
tag = mov_get_mpeg2_xdcam_codec_tag(s, track);
else if (track->enc->codec_id == AV_CODEC_ID_H264)
tag = mov_get_h264_codec_tag(s, track);
else if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO) {
tag = ff_codec_get_tag(ff_codec_movvideo_tags, track->enc->codec_id);
if (!tag) { // if no mac fcc found, try with Microsoft tags
@ -1294,7 +1350,7 @@ static int mov_write_video_tag(AVIOContext *pb, MOVTrack *track)
mov_write_avid_tag(pb, track);
else if (track->enc->codec_id == AV_CODEC_ID_HEVC)
mov_write_hvcc_tag(pb, track);
else if (track->enc->codec_id == AV_CODEC_ID_H264) {
else if (track->enc->codec_id == AV_CODEC_ID_H264 && !TAG_IS_AVCI(track->tag)) {
mov_write_avcc_tag(pb, track);
if (track->mode == MODE_IPOD)
mov_write_uuid_tag_ipod(pb);
@ -3508,7 +3564,7 @@ int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt)
samples_in_chunk = 1;
/* copy extradata if it exists */
if (trk->vos_len == 0 && enc->extradata_size > 0) {
if (trk->vos_len == 0 && enc->extradata_size > 0 && !TAG_IS_AVCI(trk->tag)) {
trk->vos_len = enc->extradata_size;
trk->vos_data = av_malloc(trk->vos_len);
memcpy(trk->vos_data, enc->extradata, trk->vos_len);
@ -3524,7 +3580,7 @@ int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt)
}
av_log(s, AV_LOG_WARNING, "aac bitstream error\n");
}
if (enc->codec_id == AV_CODEC_ID_H264 && trk->vos_len > 0 && *(uint8_t *)trk->vos_data != 1) {
if (enc->codec_id == AV_CODEC_ID_H264 && trk->vos_len > 0 && *(uint8_t *)trk->vos_data != 1 && !TAG_IS_AVCI(trk->tag)) {
/* from x264 or from bytestream h264 */
/* nal reformating needed */
if (trk->hint_track >= 0 && trk->hint_track < mov->nb_streams) {
@ -4227,7 +4283,7 @@ static int mov_write_header(AVFormatContext *s)
if (st->codec->extradata_size) {
if (st->codec->codec_id == AV_CODEC_ID_DVD_SUBTITLE)
mov_create_dvd_sub_decoder_specific_info(track, st);
else {
else if (!TAG_IS_AVCI(track->tag)){
track->vos_len = st->codec->extradata_size;
track->vos_data = av_malloc(track->vos_len);
memcpy(track->vos_data, st->codec->extradata, track->vos_len);