Add support for enumerating and changing USB camera video mode.

java/src/edu/wpi/cameraserver/VideoMode.java

@@ -0,0 +1,41 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) FIRST 2016. All Rights Reserved.                             */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project.                                                               */
+/*----------------------------------------------------------------------------*/
+
+package edu.wpi.cameraserver;
+
+/// Video mode
+public class VideoMode {
+  public enum PixelFormat {
+    kUnknown(0), kMJPEG(1), kYUYV(2), kRGB565(3);
+    private int value;
+
+    private PixelFormat(int value) {
+      this.value = value;
+    }
+
+    public int getValue() {
+      return value;
+    }
+  }
+  private static final PixelFormat[] m_pixelFormatValues = PixelFormat.values();
+
+  public VideoMode(int pixelFormat, int width, int height, int fps) {
+    this.pixelFormat = m_pixelFormatValues[pixelFormat];
+    this.width = width;
+    this.height = height;
+    this.fps = fps;
+  }
+
+  /// Pixel format
+  public PixelFormat pixelFormat;
+  /// Width in pixels
+  public int width;
+  /// Height in pixels
+  public int height;
+  /// Frames per second
+  public int fps;
+}