diff options
Diffstat (limited to 'webkit/glue/media/web_video_renderer.h')
| -rw-r--r-- | webkit/glue/media/web_video_renderer.h | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/webkit/glue/media/web_video_renderer.h b/webkit/glue/media/web_video_renderer.h index 8bafb1a..d8b47ad 100644 --- a/webkit/glue/media/web_video_renderer.h +++ b/webkit/glue/media/web_video_renderer.h @@ -1,10 +1,11 @@ -// Copyright (c) 2010 The Chromium Authors. All rights reserved. Use of this -// source code is governed by a BSD-style license that can be found in the -// LICENSE file. +// Copyright (c) 2010 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. #ifndef WEBKIT_GLUE_MEDIA_WEB_VIDEO_RENDERER_H_ #define WEBKIT_GLUE_MEDIA_WEB_VIDEO_RENDERER_H_ +#include "media/base/video_frame.h" #include "media/filters/video_renderer_base.h" namespace webkit_glue { @@ -30,6 +31,15 @@ class WebVideoRenderer : public media::VideoRendererBase { virtual void Paint(skia::PlatformCanvas* canvas, const gfx::Rect& dest_rect) = 0; + // Clients of this class (painter/compositor) should use GetCurrentFrame() + // obtain ownership of VideoFrame, it should always relinquish the ownership + // by use PutCurrentFrame(). Current frame is not guaranteed to be non-NULL. + // It expects clients to use color-fill the background if current frame + // is NULL. This could happen when before pipeline is pre-rolled or during + // pause/flush/seek. + virtual void GetCurrentFrame(scoped_refptr<media::VideoFrame>* frame_out) {} + virtual void PutCurrentFrame(scoped_refptr<media::VideoFrame> frame) {} + private: DISALLOW_COPY_AND_ASSIGN(WebVideoRenderer); }; |