protected void doInitialize() throws Exception {
DSCaptureDevice devices[] = DSManager.getInstance().getCaptureDevices();
boolean captureDeviceInfoIsAdded = false;
for (int i = 0, count = (devices == null) ? 0 : devices.length; i < count; i++) {
long pixelFormat = devices[i].getFormat().getPixelFormat();
int ffmpegPixFmt = (int) DataSource.getFFmpegPixFmt(pixelFormat);
Format format = null;
if (ffmpegPixFmt != FFmpeg.PIX_FMT_NONE) {
format = new AVFrameFormat(ffmpegPixFmt, (int) pixelFormat);
} else {
logger.warn(
"No support for this webcam: "
+ devices[i].getName()
+ "(format "
+ pixelFormat
+ " not supported)");
continue;
}
if (logger.isInfoEnabled()) {
for (DSFormat f : devices[i].getSupportedFormats()) {
if (f.getWidth() != 0 && f.getHeight() != 0)
logger.info(
"Webcam available resolution for "
+ devices[i].getName()
+ ":"
+ f.getWidth()
+ "x"
+ f.getHeight());
}
}
CaptureDeviceInfo device =
new CaptureDeviceInfo(
devices[i].getName(),
new MediaLocator(LOCATOR_PROTOCOL + ':' + devices[i].getName()),
new Format[] {format});
if (logger.isInfoEnabled()) logger.info("Found[" + i + "]: " + device.getName());
CaptureDeviceManager.addDevice(device);
captureDeviceInfoIsAdded = true;
}
if (captureDeviceInfoIsAdded && !MediaServiceImpl.isJmfRegistryDisableLoad())
CaptureDeviceManager.commit();
DSManager.dispose();
}
/**
* Discovers and registers DirectShow video capture devices with JMF.
*
* @author Sebastien Vincent
*/
public class DirectShowSystem extends DeviceSystem {
/**
* The <tt>Logger</tt> used by the <tt>DirectShowSystem</tt> class and its instances for logging
* output.
*/
private static final Logger logger = Logger.getLogger(DirectShowSystem.class);
/** The protocol of the <tt>MediaLocator</tt>s identifying QuickTime/QTKit capture devices. */
private static final String LOCATOR_PROTOCOL = LOCATOR_PROTOCOL_DIRECTSHOW;
/**
* Constructor. Discover and register DirectShow capture devices with JMF.
*
* @throws Exception if anything goes wrong while discovering and registering DirectShow capture
* defines with JMF
*/
public DirectShowSystem() throws Exception {
super(MediaType.VIDEO, LOCATOR_PROTOCOL);
}
protected void doInitialize() throws Exception {
DSCaptureDevice devices[] = DSManager.getInstance().getCaptureDevices();
boolean captureDeviceInfoIsAdded = false;
for (int i = 0, count = (devices == null) ? 0 : devices.length; i < count; i++) {
long pixelFormat = devices[i].getFormat().getPixelFormat();
int ffmpegPixFmt = (int) DataSource.getFFmpegPixFmt(pixelFormat);
Format format = null;
if (ffmpegPixFmt != FFmpeg.PIX_FMT_NONE) {
format = new AVFrameFormat(ffmpegPixFmt, (int) pixelFormat);
} else {
logger.warn(
"No support for this webcam: "
+ devices[i].getName()
+ "(format "
+ pixelFormat
+ " not supported)");
continue;
}
if (logger.isInfoEnabled()) {
for (DSFormat f : devices[i].getSupportedFormats()) {
if (f.getWidth() != 0 && f.getHeight() != 0)
logger.info(
"Webcam available resolution for "
+ devices[i].getName()
+ ":"
+ f.getWidth()
+ "x"
+ f.getHeight());
}
}
CaptureDeviceInfo device =
new CaptureDeviceInfo(
devices[i].getName(),
new MediaLocator(LOCATOR_PROTOCOL + ':' + devices[i].getName()),
new Format[] {format});
if (logger.isInfoEnabled()) logger.info("Found[" + i + "]: " + device.getName());
CaptureDeviceManager.addDevice(device);
captureDeviceInfoIsAdded = true;
}
if (captureDeviceInfoIsAdded && !MediaServiceImpl.isJmfRegistryDisableLoad())
CaptureDeviceManager.commit();
DSManager.dispose();
}
}
