This includes creating an AVCodecTag table ff_codec_metadata_tags as
there are for video, audio and subtitles. The tag table is used for
mov-compatiblity.
Signed-off-by: Erkki Seppälä <erkki.seppala....@nokia.com>
Signed-off-by: OZOPlayer <oz...@nokia.com>
---
libavformat/isom.c | 5 +++++
libavformat/isom.h | 1 +
libavformat/movenc.c | 14 ++++++++++++++
3 files changed, 20 insertions(+)
diff --git a/libavformat/isom.c b/libavformat/isom.c
index cb457dd..1a90d00 100644
--- a/libavformat/isom.c
+++ b/libavformat/isom.c
@@ -355,6 +355,11 @@ const AVCodecTag ff_codec_movsubtitle_tags[] = {
{ AV_CODEC_ID_NONE, 0 },
};
+const AVCodecTag ff_codec_metadata_tags[] = {
+ { AV_CODEC_ID_META, MKTAG('m', 'e', 't', 'a') },
+ { AV_CODEC_ID_NONE, 0 },
+};
+
/* map numeric codes from mdhd atom to ISO 639 */
/* cf. QTFileFormat.pdf p253, qtff.pdf p205 */
/* http://developer.apple.com/documentation/mac/Text/Text-368.html */
diff --git a/libavformat/isom.h b/libavformat/isom.h
index df6c15a..49c8996 100644
--- a/libavformat/isom.h
+++ b/libavformat/isom.h
@@ -33,6 +33,7 @@ extern const AVCodecTag ff_mp4_obj_type[];
extern const AVCodecTag ff_codec_movvideo_tags[];
extern const AVCodecTag ff_codec_movaudio_tags[];
extern const AVCodecTag ff_codec_movsubtitle_tags[];
+extern const AVCodecTag ff_codec_metadata_tags[];
int ff_mov_iso639_to_lang(const char lang[4], int mp4);
int ff_mov_lang_to_iso639(unsigned code, char to[4]);
diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index 571c2a7..f02458b 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -1470,6 +1470,8 @@ static int mov_get_codec_tag(AVFormatContext *s, MOVTrack
*track)
}
} else if (track->par->codec_type == AVMEDIA_TYPE_SUBTITLE)
tag = ff_codec_get_tag(ff_codec_movsubtitle_tags,
track->par->codec_id);
+ else if (track->par->codec_type == AVMEDIA_TYPE_DATA)
+ tag = ff_codec_get_tag(ff_codec_metadata_tags,
track->par->codec_id);
}
return tag;
@@ -2242,6 +2244,9 @@ static int mov_write_hdlr_tag(AVFormatContext *s,
AVIOContext *pb, MOVTrack *tra
} else if (track->par->codec_tag == MKTAG('t','m','c','d')) {
hdlr_type = "tmcd";
descr = "TimeCodeHandler";
+ } else if (track->par->codec_type == AVMEDIA_TYPE_DATA) {
+ hdlr_type = "meta";
+ descr = "DataHandler";
} else {
char tag_buf[32];
av_get_codec_tag_string(tag_buf, sizeof(tag_buf),
@@ -5308,6 +5313,7 @@ static void enable_tracks(AVFormatContext *s)
case AVMEDIA_TYPE_VIDEO:
case AVMEDIA_TYPE_AUDIO:
case AVMEDIA_TYPE_SUBTITLE:
+ case AVMEDIA_TYPE_DATA:
if (enabled[i] > 1)
mov->per_stream_grouping = 1;
if (!enabled[i] && first[i] >= 0)
@@ -6110,6 +6116,7 @@ AVOutputFormat ff_mov_muxer = {
.audio_codec = AV_CODEC_ID_AAC,
.video_codec = CONFIG_LIBX264_ENCODER ?
AV_CODEC_ID_H264 : AV_CODEC_ID_MPEG4,
+ .data_codec = AV_CODEC_ID_META,
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
@@ -6129,6 +6136,7 @@ AVOutputFormat ff_tgp_muxer = {
.priv_data_size = sizeof(MOVMuxContext),
.audio_codec = AV_CODEC_ID_AMR_NB,
.video_codec = AV_CODEC_ID_H263,
+ .data_codec = AV_CODEC_ID_META,
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
@@ -6148,6 +6156,7 @@ AVOutputFormat ff_mp4_muxer = {
.audio_codec = AV_CODEC_ID_AAC,
.video_codec = CONFIG_LIBX264_ENCODER ?
AV_CODEC_ID_H264 : AV_CODEC_ID_MPEG4,
+ .data_codec = AV_CODEC_ID_META,
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
@@ -6166,6 +6175,7 @@ AVOutputFormat ff_psp_muxer = {
.audio_codec = AV_CODEC_ID_AAC,
.video_codec = CONFIG_LIBX264_ENCODER ?
AV_CODEC_ID_H264 : AV_CODEC_ID_MPEG4,
+ .data_codec = AV_CODEC_ID_META,
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
@@ -6183,6 +6193,7 @@ AVOutputFormat ff_tg2_muxer = {
.priv_data_size = sizeof(MOVMuxContext),
.audio_codec = AV_CODEC_ID_AMR_NB,
.video_codec = AV_CODEC_ID_H263,
+ .data_codec = AV_CODEC_ID_META,
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
@@ -6201,6 +6212,7 @@ AVOutputFormat ff_ipod_muxer = {
.priv_data_size = sizeof(MOVMuxContext),
.audio_codec = AV_CODEC_ID_AAC,
.video_codec = AV_CODEC_ID_H264,
+ .data_codec = AV_CODEC_ID_META,
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
@@ -6219,6 +6231,7 @@ AVOutputFormat ff_ismv_muxer = {
.priv_data_size = sizeof(MOVMuxContext),
.audio_codec = AV_CODEC_ID_AAC,
.video_codec = AV_CODEC_ID_H264,
+ .data_codec = AV_CODEC_ID_META,
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
@@ -6237,6 +6250,7 @@ AVOutputFormat ff_f4v_muxer = {
.priv_data_size = sizeof(MOVMuxContext),
.audio_codec = AV_CODEC_ID_AAC,
.video_codec = AV_CODEC_ID_H264,
+ .data_codec = AV_CODEC_ID_META,
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
--
2.7.4
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