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avformat/rtsp: parse lang attribute in SDP 

Reviewed-by: Thomas Volkert <silvo@gmx.net>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Gilles Chanteperdrix 2015-02-08 22:22:45 +01:00 committed by Michael Niedermayer
parent af940e6cb1
commit c7ad1f562b
2 changed files with 14 additions and 0 deletions
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12
libavformat/rtsp.c
View File

@ -477,6 +477,8 @@ static void sdp_parse_line(AVFormatContext *s, SDPParseState *s1,
handler->init(s, st->index,
rtsp_st->dynamic_protocol_context);
}
if (rt->default_lang[0])
av_dict_set(&st->metadata, "language", rt->default_lang, 0);
}
/* put a default control url */
av_strlcpy(rtsp_st->control_url, rt->control_uri,
@ -540,6 +542,16 @@ static void sdp_parse_line(AVFormatContext *s, SDPParseState *s1,
/* AV_NOPTS_VALUE means live broadcast (and can't seek) */
s->duration = (end == AV_NOPTS_VALUE) ?
AV_NOPTS_VALUE : end - start;
} else if (av_strstart(p, "lang:", &p)) {
if (s->nb_streams > 0) {
get_word(buf1, sizeof(buf1), &p);
rtsp_st = rt->rtsp_streams[rt->nb_rtsp_streams - 1];
if (rtsp_st->stream_index >= 0) {
st = s->streams[rtsp_st->stream_index];
av_dict_set(&st->metadata, "language", buf1, 0);
}
} else
get_word(rt->default_lang, sizeof(rt->default_lang), &p);
} else if (av_strstart(p, "IsRealDataType:integer;",&p)) {
if (atoi(p) == 1)
rt->transport = RTSP_TRANSPORT_RDT;

2
libavformat/rtsp.h
View File

@ -405,6 +405,8 @@ typedef struct RTSPState {
* User-Agent string
*/
char *user_agent;
char default_lang[4];
} RTSPState;
#define RTSP_FLAG_FILTER_SRC 0x1 /**< Filter incoming UDP packets -