补漏

corelib/videoimageshot/src/main/java/cc/eguid/cv/corelib/videoimageshot/grabber/Grabber.java

+package cc.eguid.cv.corelib.videoimageshot.grabber;
+
+import org.bytedeco.javacpp.avutil.AVFrame;
+
+/**
+ * 通用抓取器接口
+ * @author eguid
+ *
+ */
+public interface Grabber {
+
+	/**
+	 * 保存RGB像素帧
+	 * @param pFrameRGB -默认rgb像素
+	 * @param width
+	 * @param height
+	 * @return
+	 */
+	byte[] saveFrame(AVFrame pFrameRGB, int width, int height);
+}