static demuxer_t* demux_open_hack_avi(demuxer_t *demuxer) { struct MPOpts *opts = demuxer->opts; sh_audio_t* sh_a; demuxer = demux_open_avi(demuxer); if(!demuxer) return NULL; // failed to open sh_a = demuxer->audio->sh; if(demuxer->audio->id != -2 && sh_a) { #ifdef CONFIG_OGGVORBIS // support for Ogg-in-AVI: if(sh_a->format == 0xFFFE) demuxer = init_avi_with_ogg(demuxer); else if(sh_a->format == 0x674F) { stream_t* s; demuxer_t *od; s = new_ds_stream(demuxer->audio); od = new_demuxer(opts, s,DEMUXER_TYPE_OGG,-1,-2,-2,NULL); if(!demux_ogg_open(od)) { mp_tmsg( MSGT_DEMUXER,MSGL_ERR,"Unable to open the Ogg demuxer.\n"); free_stream(s); demuxer->audio->id = -2; } else demuxer = new_demuxers_demuxer(demuxer,od,demuxer); } #endif } return demuxer; }
static demuxer_t* demux_open_hack_avi(demuxer_t *demuxer) { sh_audio_t* sh_a; demuxer = demux_open_avi(demuxer); if(!demuxer) return NULL; // failed to open sh_a = demuxer->audio->sh; /*demux_avi no do parsing in for audio, then here will tell decodec to do paring before decodeced data*/ if(sh_a) sh_a->need_parsing = 1; //add by gysun if(demuxer->audio->id != -2 && sh_a) { #ifdef CONFIG_OGGVORBIS // support for Ogg-in-AVI: if(sh_a->format == 0xFFFE) demuxer = init_avi_with_ogg(demuxer); else if(sh_a->format == 0x674F) { stream_t* s; demuxer_t *od; s = new_ds_stream(demuxer->audio); od = new_demuxer(s,DEMUXER_TYPE_OGG,-1,-2,-2,NULL); if(!demux_ogg_open(od)) { mp_msg( MSGT_DEMUXER,MSGL_ERR,MSGTR_ErrorOpeningOGGDemuxer); free_stream(s); demuxer->audio->id = -2; } else demuxer = new_demuxers_demuxer(demuxer,od,demuxer); } #endif } return demuxer; }
extern "C" demuxer_t* demux_open_rtp(demuxer_t* demuxer) { struct MPOpts *opts = demuxer->opts; Boolean success = False; do { TaskScheduler* scheduler = BasicTaskScheduler::createNew(); if (scheduler == NULL) break; UsageEnvironment* env = BasicUsageEnvironment::createNew(*scheduler); if (env == NULL) break; RTSPClient* rtspClient = NULL; SIPClient* sipClient = NULL; if (demuxer == NULL || demuxer->stream == NULL) break; // shouldn't happen demuxer->stream->eof = 0; // just in case // Look at the stream's 'priv' field to see if we were initiated // via a SDP description: char* sdpDescription = (char*)(demuxer->stream->priv); if (sdpDescription == NULL) { // We weren't given a SDP description directly, so assume that // we were given a RTSP or SIP URL: char const* protocol = demuxer->stream->streaming_ctrl->url->protocol; char const* url = demuxer->stream->streaming_ctrl->url->url; extern int verbose; if (strcmp(protocol, "rtsp") == 0) { rtspClient = RTSPClient::createNew(*env, verbose, "MPlayer"); if (rtspClient == NULL) { fprintf(stderr, "Failed to create RTSP client: %s\n", env->getResultMsg()); break; } sdpDescription = openURL_rtsp(rtspClient, url); } else { // SIP unsigned char desiredAudioType = 0; // PCMU (use 3 for GSM) sipClient = SIPClient::createNew(*env, desiredAudioType, NULL, verbose, "MPlayer"); if (sipClient == NULL) { fprintf(stderr, "Failed to create SIP client: %s\n", env->getResultMsg()); break; } sipClient->setClientStartPortNum(8000); sdpDescription = openURL_sip(sipClient, url); } if (sdpDescription == NULL) { fprintf(stderr, "Failed to get a SDP description from URL \"%s\": %s\n", url, env->getResultMsg()); break; } } // Now that we have a SDP description, create a MediaSession from it: MediaSession* mediaSession = MediaSession::createNew(*env, sdpDescription); if (mediaSession == NULL) break; // Create a 'RTPState' structure containing the state that we just created, // and store it in the demuxer's 'priv' field, for future reference: RTPState* rtpState = new RTPState; rtpState->sdpDescription = sdpDescription; rtpState->rtspClient = rtspClient; rtpState->sipClient = sipClient; rtpState->mediaSession = mediaSession; rtpState->audioBufferQueue = rtpState->videoBufferQueue = NULL; rtpState->flags = 0; rtpState->firstSyncTime.tv_sec = rtpState->firstSyncTime.tv_usec = 0; demuxer->priv = rtpState; int audiofound = 0, videofound = 0; // Create RTP receivers (sources) for each subsession: MediaSubsessionIterator iter(*mediaSession); MediaSubsession* subsession; unsigned desiredReceiveBufferSize; while ((subsession = iter.next()) != NULL) { // Ignore any subsession that's not audio or video: if (strcmp(subsession->mediumName(), "audio") == 0) { if (audiofound) { fprintf(stderr, "Additional subsession \"audio/%s\" skipped\n", subsession->codecName()); continue; } desiredReceiveBufferSize = 100000; } else if (strcmp(subsession->mediumName(), "video") == 0) { if (videofound) { fprintf(stderr, "Additional subsession \"video/%s\" skipped\n", subsession->codecName()); continue; } desiredReceiveBufferSize = 2000000; } else { continue; } if (rtsp_port) subsession->setClientPortNum (rtsp_port); if (!subsession->initiate()) { fprintf(stderr, "Failed to initiate \"%s/%s\" RTP subsession: %s\n", subsession->mediumName(), subsession->codecName(), env->getResultMsg()); } else { fprintf(stderr, "Initiated \"%s/%s\" RTP subsession on port %d\n", subsession->mediumName(), subsession->codecName(), subsession->clientPortNum()); // Set the OS's socket receive buffer sufficiently large to avoid // incoming packets getting dropped between successive reads from this // subsession's demuxer. Depending on the bitrate(s) that you expect, // you may wish to tweak the "desiredReceiveBufferSize" values above. int rtpSocketNum = subsession->rtpSource()->RTPgs()->socketNum(); int receiveBufferSize = increaseReceiveBufferTo(*env, rtpSocketNum, desiredReceiveBufferSize); if (verbose > 0) { fprintf(stderr, "Increased %s socket receive buffer to %d bytes \n", subsession->mediumName(), receiveBufferSize); } if (rtspClient != NULL) { // Issue a RTSP "SETUP" command on the chosen subsession: if (!rtspClient->setupMediaSubsession(*subsession, False, rtsp_transport_tcp)) break; if (!strcmp(subsession->mediumName(), "audio")) audiofound = 1; if (!strcmp(subsession->mediumName(), "video")) videofound = 1; } } } if (rtspClient != NULL) { // Issue a RTSP aggregate "PLAY" command on the whole session: if (!rtspClient->playMediaSession(*mediaSession)) break; } else if (sipClient != NULL) { sipClient->sendACK(); // to start the stream flowing } // Now that the session is ready to be read, do additional // MPlayer codec-specific initialization on each subsession: iter.reset(); while ((subsession = iter.next()) != NULL) { if (subsession->readSource() == NULL) continue; // not reading this unsigned flags = 0; if (strcmp(subsession->mediumName(), "audio") == 0) { rtpState->audioBufferQueue = new ReadBufferQueue(subsession, demuxer, "audio"); rtpState->audioBufferQueue->otherQueue = &(rtpState->videoBufferQueue); rtpCodecInitialize_audio(demuxer, subsession, flags); } else if (strcmp(subsession->mediumName(), "video") == 0) { rtpState->videoBufferQueue = new ReadBufferQueue(subsession, demuxer, "video"); rtpState->videoBufferQueue->otherQueue = &(rtpState->audioBufferQueue); rtpCodecInitialize_video(demuxer, subsession, flags); } rtpState->flags |= flags; } success = True; } while (0); if (!success) return NULL; // an error occurred // Hack: If audio and video are demuxed together on a single RTP stream, // then create a new "demuxer_t" structure to allow the higher-level // code to recognize this: if (demux_is_multiplexed_rtp_stream(demuxer)) { stream_t* s = new_ds_stream(demuxer->video); demuxer_t* od = demux_open(opts, s, DEMUXER_TYPE_UNKNOWN, opts->audio_id, opts->video_id, opts->sub_id, NULL); demuxer = new_demuxers_demuxer(od, od, od); } return demuxer; }
struct demuxer *demux_open_withparams(struct MPOpts *opts, stream_t *vs, int file_format, int audio_id, int video_id, int dvdsub_id, char *filename, struct demuxer_params *params) { stream_t *as = NULL, *ss = NULL; demuxer_t *vd, *ad = NULL, *sd = NULL; demuxer_t *res; int afmt = DEMUXER_TYPE_UNKNOWN, sfmt = DEMUXER_TYPE_UNKNOWN; int demuxer_type; int audio_demuxer_type = 0, sub_demuxer_type = 0; int demuxer_force = 0, audio_demuxer_force = 0, sub_demuxer_force = 0; if ((demuxer_type = get_demuxer_type_from_name(opts->demuxer_name, &demuxer_force)) < 0) { mp_msg(MSGT_DEMUXER, MSGL_ERR, "-demuxer %s does not exist.\n", opts->demuxer_name); return NULL; } if ((audio_demuxer_type = get_demuxer_type_from_name(opts->audio_demuxer_name, &audio_demuxer_force)) < 0) { mp_msg(MSGT_DEMUXER, MSGL_ERR, "-audio-demuxer %s does not exist.\n", opts->audio_demuxer_name); if (opts->audio_stream) return NULL; } if ((sub_demuxer_type = get_demuxer_type_from_name(opts->sub_demuxer_name, &sub_demuxer_force)) < 0) { mp_msg(MSGT_DEMUXER, MSGL_ERR, "-sub-demuxer %s does not exist.\n", opts->sub_demuxer_name); if (opts->sub_stream) return NULL; } if (opts->audio_stream) { as = open_stream(opts->audio_stream, 0, &afmt); if (!as) { mp_tmsg(MSGT_DEMUXER, MSGL_ERR, "Cannot open audio stream: %s\n", opts->audio_stream); return NULL; } if (opts->audio_stream_cache) { if (!stream_enable_cache (as, opts->audio_stream_cache * 1024, opts->audio_stream_cache * 1024 * (opts->stream_cache_min_percent / 100.0), opts->audio_stream_cache * 1024 * (opts->stream_cache_seek_min_percent / 100.0))) { free_stream(as); mp_msg(MSGT_DEMUXER, MSGL_ERR, "Can't enable audio stream cache\n"); return NULL; } } } if (opts->sub_stream) { ss = open_stream(opts->sub_stream, 0, &sfmt); if (!ss) { mp_tmsg(MSGT_DEMUXER, MSGL_ERR, "Cannot open subtitle stream: %s\n", opts->sub_stream); return NULL; } } vd = demux_open_stream(opts, vs, demuxer_type ? demuxer_type : file_format, demuxer_force, opts->audio_stream ? -2 : audio_id, video_id, opts->sub_stream ? -2 : dvdsub_id, filename, params); if (!vd) { if (as) free_stream(as); if (ss) free_stream(ss); return NULL; } if (as) { ad = demux_open_stream(opts, as, audio_demuxer_type ? audio_demuxer_type : afmt, audio_demuxer_force, audio_id, -2, -2, opts->audio_stream, params); if (!ad) { mp_tmsg(MSGT_DEMUXER, MSGL_WARN, "Failed to open audio demuxer: %s\n", opts->audio_stream); free_stream(as); } else if (ad->audio->sh && ((sh_audio_t *) ad->audio->sh)->format == 0x55) // MP3 opts->hr_mp3_seek = 1; // Enable high res seeking } if (ss) { sd = demux_open_stream(opts, ss, sub_demuxer_type ? sub_demuxer_type : sfmt, sub_demuxer_force, -2, -2, dvdsub_id, opts->sub_stream, params); if (!sd) { mp_tmsg(MSGT_DEMUXER, MSGL_WARN, "Failed to open subtitle demuxer: %s\n", opts->sub_stream); free_stream(ss); } } if (ad && sd) res = new_demuxers_demuxer(vd, ad, sd); else if (ad) res = new_demuxers_demuxer(vd, ad, vd); else if (sd) res = new_demuxers_demuxer(vd, vd, sd); else res = vd; opts->correct_pts = opts->user_correct_pts; if (opts->correct_pts < 0) opts->correct_pts = demux_control(vd ? vd : res, DEMUXER_CTRL_CORRECT_PTS, NULL) == DEMUXER_CTRL_OK; return res; }