static void free_rtsp_ctrl_t(struct rtsp_ctrl_t *ctrlt)
{
if(ctrlt->rtsp_protocol == RTSP_REAL_PROTOCOL) {
if(ctrlt->rmff_header) {
free_rmff_header_t(ctrlt->rmff_header);
}
}
else if(ctrlt->rtsp_protocol == RTSP_WMS_PROTOCOL) {
if(ctrlt->asf_headerinfo) {
free_asf_headerinfo_t(ctrlt->asf_headerinfo);
}
}
if(ctrlt->mrl) free(ctrlt->mrl);
if(ctrlt->server) free(ctrlt->server);
if(ctrlt->session) free(ctrlt->session);
if(ctrlt->etag) free(ctrlt->etag);
if(ctrlt->challenge) free(ctrlt->challenge);
free(ctrlt);
}
/*
* send SETUP,SEND_REQUEST,PLAY requests.
*
* return value 1: success
* -1: error
*/
int real_setup_and_get_header(struct stream_t *stream,
struct rmff_header_t **rmff_header_ret)
{
struct stream_ctrl_t *stream_ctrl = stream->stream_ctrl;
struct rmff_header_t *rmff_header = NULL;
char *description = NULL;
char *subscribe = NULL;
/*
!!!CAUTION!!!
setting maxbw too high may cause download failure!!
*/
/* don't use this value, its just for choosing highest rate stream */
if(stream->dlopts->bandwidth) {
stream_ctrl->bandwidth = stream->dlopts->bandwidth;
}
else {
stream_ctrl->bandwidth = 10485800;
}
if(real_rtsp_describe(stream,&description) < 0) {
goto failed;
}
/* parse sdp and get information about file to download */
rmff_header = real_parse_sdp(description,&subscribe,stream_ctrl->bandwidth);
if(!rmff_header) {
goto failed;
}
display(MSDL_VER,"sdp parse done.\n");
/* send SETUP request */
if(real_rtsp_setup(stream,rmff_header) < 0) {
goto failed;
}
/* send SET_PARAMETER request to download stream */
if(real_rtsp_set_parameter(stream,subscribe) < 0) {
goto failed;
}
/* send PLAY request to download stream */
if(real_rtsp_play(stream) < 0) {
goto failed;
}
free(subscribe);
free(description);
*rmff_header_ret = rmff_header;
return 1;
failed:
if(subscribe) free(subscribe);
if(description) free(description);
if(rmff_header) free_rmff_header_t(rmff_header);
*rmff_header_ret = NULL;
return -1;
}
