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demux_lavf: don't let metadata update mess up ogm playback 

For OGG audio files, we usually merge the per-stream metadata back to
the file-global metadata. Don't do that for OGM, because with OGM most
metadata is actually per-stream.
This commit is contained in:
wm4 2014-07-14 14:22:14 +02:00
parent ac71cb8611
commit c129e3f666
1 changed files with 4 additions and 1 deletions
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5
demux/demux_lavf.c
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@ -107,6 +107,7 @@ typedef struct lavf_priv {
int num_streams;
int cur_program;
char *mime_type;
bool merge_track_metadata;
} lavf_priv_t;
struct format_hack {
@ -603,10 +604,11 @@ static void add_new_streams(demuxer_t *demuxer)
static void update_metadata(demuxer_t *demuxer, AVPacket *pkt)
{
#if HAVE_AVCODEC_METADATA_UPDATE_SIDE_DATA
lavf_priv_t *priv = demuxer->priv;
int md_size;
const uint8_t *md;
md = av_packet_get_side_data(pkt, AV_PKT_DATA_METADATA_UPDATE, &md_size);
if (md) {
if (md && priv->merge_track_metadata) {
AVDictionary *dict = NULL;
av_packet_unpack_dictionary(md, md_size, &dict);
if (dict) {
@ -748,6 +750,7 @@ static int demux_open_lavf(demuxer_t *demuxer, enum demux_check check)
// Often useful with OGG audio-only files, which have metadata in the audio
// track metadata instead of the main metadata.
if (demuxer->num_streams == 1) {
priv->merge_track_metadata = true;
for (int n = 0; n < priv->num_streams; n++) {
if (priv->streams[n])
mp_tags_copy_from_av_dictionary(demuxer->metadata, avfc->streams[n]->metadata);