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properly set AVStream.language according to Matroska track header 

Originally committed as revision 9557 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Aurelien Jacobs 2007-07-09 13:33:34 +00:00
parent 93f4823935
commit 463d5bcc29
1 changed files with 10 additions and 4 deletions
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14
libavformat/matroskadec.c
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@ -44,7 +44,7 @@ typedef struct Track {
int stream_index;
char *name;
char *language;
char language[4];
char *codec_id;
char *codec_name;
@ -994,6 +994,7 @@ matroska_add_stream (MatroskaDemuxContext *matroska)
/* Allocate a generic track. As soon as we know its type we'll realloc. */
track = av_mallocz(MAX_TRACK_SIZE);
matroska->num_tracks++;
strcpy(track->language, "eng");
/* start with the master */
if ((res = ebml_read_master(matroska, &id)) < 0)
@ -1353,10 +1354,14 @@ matroska_add_stream (MatroskaDemuxContext *matroska)
/* language (matters for audio/subtitles, mostly) */
case MATROSKA_ID_TRACKLANGUAGE: {
char *text;
char *text, *end;
if ((res = ebml_read_utf8(matroska, &id, &text)) < 0)
break;
track->language = text;
if ((end = strchr(text, '-')))
*end = '\0';
if (strlen(text) == 3)
strcpy(track->language, text);
av_free(text);
break;
}
@ -2158,6 +2163,8 @@ matroska_read_header (AVFormatContext *s,
st->codec->codec_id = codec_id;
st->start_time = 0;
if (strcmp(track->language, "und"))
strcpy(st->language, track->language);
if (track->default_duration)
av_reduce(&st->codec->time_base.num, &st->codec->time_base.den,
@ -2702,7 +2709,6 @@ matroska_read_close (AVFormatContext *s)
av_free(track->codec_name);
av_free(track->codec_priv);
av_free(track->name);
av_free(track->language);
if (track->type == MATROSKA_TRACK_TYPE_AUDIO) {
MatroskaAudioTrack *audiotrack = (MatroskaAudioTrack *)track;