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Factorize out common code for opening of the RTP parsing context between

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SDP and RTSP into a new function. See discussion on ML in "[PATCH] rtsp
cleanup part 1: remove duplicate code" thread.

Originally committed as revision 15297 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ronald S. Bultje 2008-09-11 17:43:04 +00:00
parent e09d7eef37
commit ee0cb67fa3
1 changed files with 26 additions and 32 deletions
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58
libavformat/rtsp.c
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@ -868,6 +868,30 @@ static void rtsp_close_streams(RTSPState *rt)
av_free(rt->rtsp_streams);
}
static int
rtsp_open_transport_ctx(AVFormatContext *s, RTSPStream *rtsp_st)
{
AVStream *st = NULL;
/* open the RTP context */
if (rtsp_st->stream_index >= 0)
st = s->streams[rtsp_st->stream_index];
if (!st)
s->ctx_flags |= AVFMTCTX_NOHEADER;
rtsp_st->rtp_ctx = rtp_parse_open(s, st, rtsp_st->rtp_handle, rtsp_st->sdp_payload_type, &rtsp_st->rtp_payload_data);
if (!rtsp_st->rtp_ctx) {
return AVERROR(ENOMEM);
} else {
if(rtsp_st->dynamic_handler) {
rtsp_st->rtp_ctx->dynamic_protocol_context= rtsp_st->dynamic_protocol_context;
rtsp_st->rtp_ctx->parse_packet= rtsp_st->dynamic_handler->parse_packet;
}
}
return 0;
}
/**
* @returns 0 on success, <0 on error, 1 if protocol is unavailable.
*/
@ -878,7 +902,6 @@ make_setup_request (AVFormatContext *s, const char *host, int port,
RTSPState *rt = s->priv_data;
int j, i, err;
RTSPStream *rtsp_st;
AVStream *st;
RTSPHeader reply1, *reply = &reply1;
char cmd[2048];
const char *trans_pref;
@ -1016,23 +1039,9 @@ make_setup_request (AVFormatContext *s, const char *host, int port,
}
break;
}
/* open the RTP context */
st = NULL;
if (rtsp_st->stream_index >= 0)
st = s->streams[rtsp_st->stream_index];
if (!st)
s->ctx_flags |= AVFMTCTX_NOHEADER;
rtsp_st->rtp_ctx = rtp_parse_open(s, st, rtsp_st->rtp_handle, rtsp_st->sdp_payload_type, &rtsp_st->rtp_payload_data);
if (!rtsp_st->rtp_ctx) {
err = AVERROR(ENOMEM);
if ((err = rtsp_open_transport_ctx(s, rtsp_st)))
goto fail;
} else {
if(rtsp_st->dynamic_handler) {
rtsp_st->rtp_ctx->dynamic_protocol_context= rtsp_st->dynamic_protocol_context;
rtsp_st->rtp_ctx->parse_packet= rtsp_st->dynamic_handler->parse_packet;
}
}
}
if (rt->server_type == RTSP_SERVER_RDT)
@ -1509,7 +1518,6 @@ static int sdp_read_header(AVFormatContext *s,
int size, i, err;
char *content;
char url[1024];
AVStream *st;
/* read the whole sdp file */
/* XXX: better loading */
@ -1537,22 +1545,8 @@ static int sdp_read_header(AVFormatContext *s,
err = AVERROR_INVALIDDATA;
goto fail;
}
/* open the RTP context */
st = NULL;
if (rtsp_st->stream_index >= 0)
st = s->streams[rtsp_st->stream_index];
if (!st)
s->ctx_flags |= AVFMTCTX_NOHEADER;
rtsp_st->rtp_ctx = rtp_parse_open(s, st, rtsp_st->rtp_handle, rtsp_st->sdp_payload_type, &rtsp_st->rtp_payload_data);
if (!rtsp_st->rtp_ctx) {
err = AVERROR(ENOMEM);
if ((err = rtsp_open_transport_ctx(s, rtsp_st)))
goto fail;
} else {
if(rtsp_st->dynamic_handler) {
rtsp_st->rtp_ctx->dynamic_protocol_context= rtsp_st->dynamic_protocol_context;
rtsp_st->rtp_ctx->parse_packet= rtsp_st->dynamic_handler->parse_packet;
}
}
}
return 0;
fail: