// RFC2326 10.6 PAUSE (p36)
// 1. A PAUSE request discards all queued PLAY requests. However, the pause
// point in the media stream MUST be maintained. A subsequent PLAY
// request without Range header resumes from the pause point.
static void rtsp_server_pause(struct rtsp_server_request_t *req, void* parser, const char* uri)
{
int64_t npt = -1L;
const char *prange, *psession;
struct rtsp_header_range_t range;
struct rtsp_header_session_t session;
struct rtsp_server_context_t* ctx = req->server;
prange = rtsp_get_header_by_name(parser, "range");
psession = rtsp_get_header_by_name(parser, "Session");
if(!psession || 0 != rtsp_header_session(psession, &session))
{
// 454 Session Not Found
rtsp_server_reply(req, 454);
return;
}
if(prange && 0 == rtsp_header_range(prange, &range))
{
npt = range.from;
// 10.6 The normal play time for the stream is set to the pause point. (p36)
assert(range.type == RTSP_RANGE_NPT); // 3.6 Normal Play Time (p17)
assert(range.to_value == RTSP_RANGE_TIME_NOVALUE);
// 457 Invalid Range
//rtsp_server_reply(req, 457);
//return;
}
ctx->handler.pause(ctx->ptr, req, uri, session.session, -1L==npt?NULL:&npt);
}
// RFC2326 10.6 PAUSE (p36)
// 1. A PAUSE request discards all queued PLAY requests. However, the pause
// point in the media stream MUST be maintained. A subsequent PLAY
// request without Range header resumes from the pause point.
int rtsp_server_pause(struct rtsp_server_t* rtsp, const char* uri)
{
int64_t npt = -1L;
const char *prange, *psession;
struct rtsp_header_range_t range;
prange = rtsp_get_header_by_name(rtsp->parser, "range");
psession = rtsp_get_header_by_name(rtsp->parser, "Session");
rtsp->session.session[0] = 0; // clear session value
if (!psession || 0 != rtsp_header_session(psession, &rtsp->session))
{
// 454 Session Not Found
return rtsp_server_reply(rtsp, 454);
}
if (prange && 0 == rtsp_header_range(prange, &range))
{
npt = range.from;
// 10.6 The normal play time for the stream is set to the pause point. (p36)
assert(range.type == RTSP_RANGE_NPT); // 3.6 Normal Play Time (p17)
assert(range.to_value == RTSP_RANGE_TIME_NOVALUE);
// 457 Invalid Range
//rtsp_server_reply(req, 457, NULL);
//return;
}
return rtsp->handler.onpause(rtsp->param, rtsp, uri, rtsp->session.session, -1L == npt ? NULL : &npt);
}
static void rtsp_server_play(struct rtsp_server_request_t *req, void* parser, const char* uri)
{
int64_t npt = -1L;
double scale = 0.0f;
const char *pscale, *prange, *psession;
struct rtsp_header_range_t range;
struct rtsp_header_session_t session;
struct rtsp_server_context_t* ctx = req->server;
pscale = rtsp_get_header_by_name(parser, "scale");
prange = rtsp_get_header_by_name(parser, "range");
psession = rtsp_get_header_by_name(parser, "Session");
if(!psession || 0 != rtsp_header_session(psession, &session))
{
// 454 (Session Not Found)
rtsp_server_reply(req, 454);
return;
}
if(pscale)
{
scale = atof(pscale);
}
if(prange && 0 == rtsp_header_range(prange, &range))
{
npt = range.from;
}
ctx->handler.play(ctx->ptr, req, uri, session.session, -1L==npt?NULL:&npt, pscale?&scale:NULL);
}
