diff options
Diffstat (limited to 'WebCore/platform/graphics/chromium/VideoFrameProvider.h')
-rw-r--r-- | WebCore/platform/graphics/chromium/VideoFrameProvider.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/WebCore/platform/graphics/chromium/VideoFrameProvider.h b/WebCore/platform/graphics/chromium/VideoFrameProvider.h new file mode 100644 index 0000000..f0bad08 --- /dev/null +++ b/WebCore/platform/graphics/chromium/VideoFrameProvider.h @@ -0,0 +1,55 @@ +/* + * Copyright (C) 2010 Google Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef VideoFrameProvider_h +#define VideoFrameProvider_h + +#include "VideoFrameChromium.h" + +namespace WebCore { + +class VideoFrameProvider { +public: + // This function returns a pointer to a VideoFrameChromium, which is + // the WebCore wrapper for a video frame in Chromium. getCurrentFrame() + // places a lock on the frame in Chromium. Calls to this method should + // always be followed with a call to putCurrentFrame(). + // The ownership of the object is not transferred to the caller and + // the caller should not free the returned object. + virtual VideoFrameChromium* getCurrentFrame() = 0; + // This function releases the lock on the video frame in chromium. It should + // always be called after getCurrentFrame(). Frames passed into this method + // should no longer be referenced after the call is made. + virtual void putCurrentFrame(VideoFrameChromium*) = 0; +}; + +} // namespace WebCore + +#endif |