bool DevicePipe::updateService() {
IFrameGrabberImage *imgSource;
IAudioGrabberSound *sndSource;
IAudioVisualGrabber *imgSndSource;
IAudioVisualStream *sourceType;
IAudioRender *sndSink;
IFrameWriterImage *imgSink;
IFrameWriterAudioVisual *imgSndSink;
IAudioVisualStream *sinkType;
source.view(imgSource);
source.view(sndSource);
source.view(imgSndSource);
source.view(sourceType);
sink.view(imgSink);
sink.view(sndSink);
sink.view(imgSndSink);
sink.view(sinkType);
if (sourceType!=NULL) {
if (!(sourceType->hasAudio()&&sourceType->hasVideo())) {
imgSndSource = NULL;
}
}
if (sinkType!=NULL) {
if (!(sinkType->hasAudio()&&sinkType->hasVideo())) {
imgSndSink = NULL;
}
}
if (imgSndSource!=NULL&&imgSndSink!=NULL) {
ImageOf<PixelRgb> tmp;
Sound tmpSound;
imgSndSource->getAudioVisual(tmp,tmpSound);
imgSndSink->putAudioVisual(tmp,tmpSound);
printf("piped %dx%d image, %dx%d sound\n",
tmp.width(), tmp.height(),
tmpSound.getSamples(), tmpSound.getChannels());
} else if (imgSource!=NULL&&imgSink!=NULL) {
ImageOf<PixelRgb> tmp;
imgSource->getImage(tmp);
imgSink->putImage(tmp);
printf("piped %dx%d image\n", tmp.width(), tmp.height());
} else if (sndSource!=NULL&&sndSink!=NULL) {
Sound tmp;
sndSource->getSound(tmp);
sndSink->renderSound(tmp);
printf("piped %dx%d sound\n", tmp.getSamples(), tmp.getChannels());
} else {
printf("Don't know how to pipe between these devices.\n");
printf("Piping is very limited at the moment.\n");
printf("You're probably better off writing some short custom code.\n");
return false;
}
return true;
}
bool ServerFrameGrabber::open(yarp::os::Searchable& config) {
if (active) {
printf("Did you just try to open the same ServerFrameGrabber twice?\n");
return false;
}
// for AV, control whether output goes on a single port or multiple
bool separatePorts = false;
p.setReader(*this);
yarp::os::Value *name;
if (config.check("subdevice",name,"name (or nested configuration) of device to wrap")) {
if (name->isString()) {
// maybe user isn't doing nested configuration
yarp::os::Property p;
p.setMonitor(config.getMonitor(),
name->toString().c_str()); // pass on any monitoring
p.fromString(config.toString());
p.put("device",name->toString());
p.unput("subdevice");
poly.open(p);
} else {
Bottle subdevice = config.findGroup("subdevice").tail();
poly.open(subdevice);
}
if (!poly.isValid()) {
//printf("cannot make <%s>\n", name->toString().c_str());
return false;
}
} else {
printf("\"--subdevice <name>\" not set for server_framegrabber\n");
return false;
}
if (poly.isValid()) {
IAudioVisualStream *str;
poly.view(str);
bool a = true;
bool v = true;
bool vraw = true;
if (str!=NULL) {
a = str->hasAudio();
v = str->hasVideo();
vraw = str->hasRawVideo();
}
if (v) {
poly.view(fgImage);
}
if (vraw) {
poly.view(fgImageRaw);
}
if (a) {
poly.view(fgSound);
}
if (a&&v) {
poly.view(fgAv);
}
poly.view(fgCtrl);
poly.view(fgTimed);
}
canDrop = !config.check("no_drop","if present, use strict policy for sending data");
addStamp = config.check("stamp","if present, add timestamps to data");
p.promiseType(Type::byName("yarp/image")); // TODO: reflect audio options
p.setWriteOnly();
p.open(config.check("name",Value("/grabber"),
"name of port to send data on").asString());
/*
double framerate=0;
if (config.check("framerate", name,
"maximum rate in Hz to read from subdevice")) {
framerate=name->asDouble();
}
*/
if (fgAv&&
!config.check("shared-ports",
"If present, send audio and images on same port")) {
separatePorts = true;
yAssert(p2==NULL);
p2 = new Port;
yAssert(p2!=NULL);
p2->open(config.check("name2",Value("/grabber2"),
"Name of second port to send data on, when audio and images sent separately").asString());
}
if (fgAv!=NULL) {
if (separatePorts) {
yAssert(p2!=NULL);
thread.attach(new DataWriter2<yarp::sig::ImageOf<yarp::sig::PixelRgb>, yarp::sig::Sound>(p,*p2,*this,canDrop,addStamp));
} else {
thread.attach(new DataWriter<ImageRgbSound>(p,*this,canDrop,
addStamp));
}
} else if (fgImage!=NULL) {
thread.attach(new DataWriter<yarp::sig::ImageOf<yarp::sig::PixelRgb> >(p,*this,canDrop,addStamp,fgTimed));
} else if (fgImageRaw!=NULL) {
thread.attach(new DataWriter<yarp::sig::ImageOf<yarp::sig::PixelMono> >(p,*this,canDrop,addStamp,fgTimed));
} else if (fgSound!=NULL) {
thread.attach(new DataWriter<yarp::sig::Sound>(p,*this,canDrop));
} else {
printf("subdevice <%s> doesn't look like a framegrabber\n",
name->toString().c_str());
return false;
}
singleThreaded =
config.check("single_threaded",
"if present, operate in single threaded mode")!=0;
thread.open(config.check("framerate",Value("0"),
"maximum rate in Hz to read from subdevice").asDouble(),
singleThreaded);
active = true;
/*
#define VOCAB_BRIGHTNESS VOCAB3('b','r','i')
#define VOCAB_EXPOSURE VOCAB4('e','x','p','o')
#define VOCAB_SHARPNESS VOCAB4('s','h','a','r')
#define VOCAB_WHITE VOCAB4('w','h','i','t')
#define VOCAB_HUE VOCAB3('h','u','e')
#define VOCAB_SATURATION VOCAB4('s','a','t','u')
#define VOCAB_GAMMA VOCAB4('g','a','m','m')
#define VOCAB_SHUTTER VOCAB4('s','h','u','t')
#define VOCAB_GAIN VOCAB4('g','a','i','n')
#define VOCAB_IRIS VOCAB4('i','r','i','s')
*/
DeviceResponder::makeUsage();
addUsage("[set] [bri] $fBrightness", "set brightness");
addUsage("[set] [expo] $fExposure", "set exposure");
addUsage("[set] [shar] $fSharpness", "set sharpness");
addUsage("[set] [whit] $fBlue $fRed", "set white balance");
addUsage("[set] [hue] $fHue", "set hue");
addUsage("[set] [satu] $fSaturation", "set saturation");
addUsage("[set] [gamm] $fGamma", "set gamma");
addUsage("[set] [shut] $fShutter", "set shutter");
addUsage("[set] [gain] $fGain", "set gain");
addUsage("[set] [iris] $fIris", "set iris");
addUsage("[get] [bri]", "get brightness");
addUsage("[get] [expo]", "get exposure");
addUsage("[get] [shar]", "get sharpness");
addUsage("[get] [whit]", "get white balance");
addUsage("[get] [hue]", "get hue");
addUsage("[get] [satu]", "get saturation");
addUsage("[get] [gamm]", "get gamma");
addUsage("[get] [shut]", "get shutter");
addUsage("[get] [gain]", "get gain");
addUsage("[get] [iris]", "get iris");
addUsage("[get] [w]", "get width of image");
addUsage("[get] [h]", "get height of image");
return true;
}