// utility - build the ToneProducer's parameter web static BParameterWeb* make_parameter_web() { FPRINTF(stderr, "make_parameter_web() called\n"); BParameterWeb* web = new BParameterWeb; BParameterGroup* mainGroup = web->MakeGroup("Tone Generator Parameters"); BParameterGroup* group = mainGroup->MakeGroup("Frequency"); BParameter* nullParam = group->MakeNullParameter(FREQUENCY_NULL_PARAM, B_MEDIA_NO_TYPE, "Frequency", B_GENERIC); BContinuousParameter* param = group->MakeContinuousParameter(FREQUENCY_PARAM, B_MEDIA_NO_TYPE, "", B_GAIN, "Hz", 0, 2500, 0.1); nullParam->AddOutput(param); param->AddInput(nullParam); group = mainGroup->MakeGroup("Amplitude"); nullParam = group->MakeNullParameter(GAIN_NULL_PARAM, B_MEDIA_NO_TYPE, "Amplitude", B_GENERIC); param = group->MakeContinuousParameter(GAIN_PARAM, B_MEDIA_NO_TYPE, "", B_GAIN, "", 0, 1, 0.01); nullParam->AddOutput(param); param->AddInput(nullParam); group = mainGroup->MakeGroup("Waveform"); nullParam = group->MakeNullParameter(WAVEFORM_NULL_PARAM, B_MEDIA_NO_TYPE, "Waveform", B_GENERIC); BDiscreteParameter* waveParam = group->MakeDiscreteParameter(WAVEFORM_PARAM, B_MEDIA_NO_TYPE, "", B_GENERIC); waveParam->AddItem(SINE_WAVE, "Sine wave"); waveParam->AddItem(TRIANGLE_WAVE, "Triangle"); waveParam->AddItem(SAWTOOTH_WAVE, "Sawtooth"); nullParam->AddOutput(waveParam); waveParam->AddInput(nullParam); return web; }
FlipTransition::FlipTransition(BMediaAddOn* pAddOn) : // * init base classes BMediaNode(s_nodeName), // (virtual base) BBufferConsumer(B_MEDIA_RAW_VIDEO), BBufferProducer(B_MEDIA_RAW_VIDEO), BControllable(), BMediaEventLooper(), // * init connection state m_outputEnabled(true), m_downstreamLatency(0), m_processingLatency(0), // * init add-on stuff m_pAddOn(pAddOn) { // the rest of the initialization happens in NodeRegistered(). BParameterWeb *web = new BParameterWeb(); BParameterGroup *main = web->MakeGroup(Name()); BContinuousParameter *pstate = main->MakeContinuousParameter(P_STATE,B_MEDIA_RAW_VIDEO,"State (%)","","",0.0,100.0,1.0); BContinuousParameter *pdx = main->MakeContinuousParameter(P_X,B_MEDIA_RAW_VIDEO,"X offset (%)","","",0.0,100.0,1.0); BContinuousParameter *pdy = main->MakeContinuousParameter(P_Y,B_MEDIA_RAW_VIDEO,"Y offset (%)","","",0.0,100.0,1.0); BContinuousParameter *pr = main->MakeContinuousParameter(P_RED,B_MEDIA_RAW_VIDEO,"Background Redness","","",0.0,255.0,1.0); BContinuousParameter *pg = main->MakeContinuousParameter(P_GREEN,B_MEDIA_RAW_VIDEO,"Background Greeness","","",0.0,255.0,1.0); BContinuousParameter *pb = main->MakeContinuousParameter(P_BLUE,B_MEDIA_RAW_VIDEO,"Background Blueness","","",0.0,255.0,1.0); BDiscreteParameter *pmode = main->MakeDiscreteParameter(P_MODE,B_MEDIA_RAW_VIDEO,"Mode",""); pmode->AddItem(0,"Horizontal"); pmode->AddItem(1,"Vertical"); pmode->AddItem(2,"Both"); TState = 0; Mode = 0; Red=Green=Blue=0; Dx=Dy=50; fLastStateChange = system_time(); firstInputBufferHere = false; secondInputBufferHere = false; buffers = NULL; transitionBuffer = NULL; /* After this call, the BControllable owns the BParameterWeb object and * will delete it for you */ SetParameterWeb(web); fRoster = BMediaRoster::Roster(); fRoster->RegisterNode(this); }
// build the LoggingConsumer's BParameterWeb static BParameterWeb* build_parameter_web() { BParameterWeb* web = new BParameterWeb; BParameterGroup* mainGroup = web->MakeGroup("LoggingConsumer Parameters"); BParameterGroup* group = mainGroup->MakeGroup("Latency control"); BParameter* nullParam = group->MakeNullParameter(INPUT_NULL_PARAM, B_MEDIA_NO_TYPE, "Latency", B_GENERIC); BParameter* latencyParam = group->MakeContinuousParameter(LATENCY_PARAM, B_MEDIA_NO_TYPE, "", B_GAIN, "ms", 5, 100, 5); nullParam->AddOutput(latencyParam); latencyParam->AddInput(nullParam); group = mainGroup->MakeGroup("CPU percentage"); nullParam = group->MakeNullParameter(CPU_NULL_PARAM, B_MEDIA_NO_TYPE, "CPU spin percentage", B_GENERIC); BContinuousParameter* cpuParam = group->MakeContinuousParameter(CPU_SPIN_PARAM, B_MEDIA_NO_TYPE, "", B_GAIN, "percent", 5, 80, 5); nullParam->AddOutput(cpuParam); cpuParam->AddInput(nullParam); group = mainGroup->MakeGroup("Priority"); nullParam = group->MakeNullParameter(PRIO_NULL_PARAM, B_MEDIA_NO_TYPE, "Thread priority", B_GENERIC); BDiscreteParameter* prioParam = group->MakeDiscreteParameter(PRIORITY_PARAM, B_MEDIA_NO_TYPE, "", B_GENERIC); prioParam->AddItem(5, "B_LOW_PRIORITY"); prioParam->AddItem(10, "B_NORMAL_PRIORITY"); prioParam->AddItem(15, "B_DISPLAY_PRIORITY"); prioParam->AddItem(20, "B_URGENT_DISPLAY_PRIORITY"); prioParam->AddItem(100, "B_REAL_TIME_DISPLAY_PRIORITY"); prioParam->AddItem(110, "B_URGENT_PRIORITY"); prioParam->AddItem(120, "B_REAL_TIME_PRIORITY"); return web; }
void _AudioAdapterParams::populateGroup( BParameterGroup* group) { BParameterGroup* inputGroup = group->MakeGroup("Input Format"); BNullParameter* groupName; BDiscreteParameter* param; groupName = inputGroup->MakeNullParameter( 0, B_MEDIA_NO_TYPE, "Input Format", B_GENERIC); param = inputGroup->MakeDiscreteParameter( P_INPUT_FORMAT, B_MEDIA_NO_TYPE, "Sample format:", B_GENERIC); param->AddItem( 0, "*"); param->AddItem( media_multi_audio_format::B_AUDIO_FLOAT, "float"); param->AddItem( media_multi_audio_format::B_AUDIO_SHORT, "short"); param->AddItem( media_multi_audio_format::B_AUDIO_INT, "int32"); param->AddItem( media_multi_audio_format::B_AUDIO_UCHAR, "uint8"); param = inputGroup->MakeDiscreteParameter( P_INPUT_CHANNEL_COUNT, B_MEDIA_NO_TYPE, "Channels:", B_GENERIC); param->AddItem( 0, "*"); param->AddItem( 1, "mono"); param->AddItem( 2, "stereo"); param->AddItem( 4, "4"); param->AddItem( 8, "8"); BParameterGroup* outputGroup = group->MakeGroup("Output Format"); groupName = outputGroup->MakeNullParameter( 0, B_MEDIA_NO_TYPE, "Output Format", B_GENERIC); param = outputGroup->MakeDiscreteParameter( P_OUTPUT_FORMAT, B_MEDIA_NO_TYPE, "Sample format:", B_GENERIC); param->AddItem( 0, "*"); param->AddItem( media_multi_audio_format::B_AUDIO_FLOAT, "float"); param->AddItem( media_multi_audio_format::B_AUDIO_SHORT, "short"); param->AddItem( media_multi_audio_format::B_AUDIO_INT, "int32"); param->AddItem( media_multi_audio_format::B_AUDIO_UCHAR, "uint8"); param = outputGroup->MakeDiscreteParameter( P_OUTPUT_CHANNEL_COUNT, B_MEDIA_NO_TYPE, "Channels:", B_GENERIC); param->AddItem( 0, "*"); param->AddItem( 1, "mono"); param->AddItem( 2, "stereo"); param->AddItem( 4, "4"); param->AddItem( 8, "8"); }