VideoCapture: add support for GpuMemoryBuffer allocation and lifetime mgmt in VideoCaptureBufferPool

media/base/video_capture_types.h

Index: media/base/video_capture_types.h
diff --git a/media/base/video_capture_types.h b/media/base/video_capture_types.h
index 817e94298cb9d4fbb31ea3cbf874550dc4577b84..081ba74530ee2f3e1624d9df2a07b66d405f6727 100644
--- a/media/base/video_capture_types.h
+++ b/media/base/video_capture_types.h
@@ -29,6 +29,7 @@ enum VideoPixelFormat {
   PIXEL_FORMAT_ARGB,
   PIXEL_FORMAT_MJPEG,
   PIXEL_FORMAT_TEXTURE,  // Capture format as a GL texture.
+  PIXEL_FORMAT_GPUMEMORYBUFFER,
   PIXEL_FORMAT_UNKNOWN,  // Color format not set.
   PIXEL_FORMAT_MAX,
 };
@@ -98,6 +99,14 @@ class MEDIA_EXPORT VideoCaptureParams {
   ResolutionChangePolicy resolution_change_policy;
 };
 
+// A class to wrap access to an udnerlying data pointer. Derived classes can

[miu, 2015/04/15 19:12:40]

s/udnerlying/underlying/

[mcasas, 2015/04/16 03:11:22]

Done.

+// support Map()/Unmap() semantics.
+class MEDIA_EXPORT DataHandle {
+ public:
+  virtual ~DataHandle() {}
+  virtual void* data() = 0;
+};
+
 }  // namespace media
 
 #endif  // MEDIA_BASE_VIDEO_CAPTURE_TYPES_H_