Revamp API again and start implementing C and Java wrapper shells.

java/src/edu/wpi/cameraserver/CvSource.java

@@ -0,0 +1,68 @@
+package edu.wpi.cameraserver;
+
+/// A source that represents a video camera.
+public class CvSource extends VideoSource {
+  /// Create an OpenCV source with a single channel.
+  /// @param name Source name (arbitrary unique identifier)
+  public CvSource(String name) {
+    super(CameraServerJNI.createCvSource(name, 1));
+  }
+
+  /// Create an OpenCV source.
+  /// @param name Source name (arbitrary unique identifier)
+  /// @param numChannels Number of channels
+  public CvSource(String name, int numChannels) {
+    super(CameraServerJNI.createCvSource(name, numChannels));
+  }
+
+  /// Put an OpenCV image onto the specified channel.
+  /// @param channel Channel number (range 0 to nChannels-1)
+  /// @param image OpenCV image
+  //public void putImage(int channel, Mat image);
+
+  /// Signal sinks connected to this source that all new channel images have
+  /// been put to the stream and are ready to be read.
+  public void notifyFrame() {
+    CameraServerJNI.notifySourceFrame(m_handle);
+  }
+
+  /// Put an OpenCV image onto channel 0 and notify sinks.
+  /// This is identical in behavior to calling PutImage(0, image) followed by
+  /// NotifyFrame().
+  /// @param image OpenCV image
+  //public void putFrame(Mat image);
+
+  /// Signal sinks that an error has occurred.  This should be called instead
+  /// of NotifyFrame when an error occurs.
+  public void notifyError(String msg) {
+    CameraServerJNI.notifySourceError(m_handle, msg);
+  }
+
+  /// Set source connection status.  Defaults to true.
+  /// @param connected True for connected, false for disconnected
+  public void setConnected(boolean connected) {
+    CameraServerJNI.setSourceConnected(m_handle, connected);
+  }
+
+  /// Create a property.
+  /// @param name Property name
+  /// @param type Property type
+  /// @return Property
+  //public VideoProperty createProperty(String name, VideoProperty.Type type);
+
+  /// Create a property with a change callback.
+  /// @param name Property name
+  /// @param type Property type
+  /// @param onChange Callback to call when the property value changes
+  /// @return Property
+  //public VideoProperty createProperty(
+  //    String name, VideoProperty.Type type,
+  //    std::function<void(String name, VideoProperty property)>
+  //        onChange);
+
+  /// Remove a property.
+  /// @param name Property name
+  public void removeProperty(String name) {
+    CameraServerJNI.removeSourceProperty(m_handle, name);
+  }
+}