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/*
* 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.
*/
#include "config.h"
#include "VideoFrameChromiumImpl.h"
#include "VideoFrameChromium.h"
#include "WebVideoFrame.h"
using namespace WebCore;
namespace WebKit {
WebVideoFrame* VideoFrameChromiumImpl::toWebVideoFrame(VideoFrameChromium* videoFrame)
{
VideoFrameChromiumImpl* wrappedFrame = static_cast<VideoFrameChromiumImpl*>(videoFrame);
if (wrappedFrame)
return wrappedFrame->m_webVideoFrame;
return 0;
}
VideoFrameChromiumImpl::VideoFrameChromiumImpl(WebVideoFrame* webVideoFrame)
: m_webVideoFrame(webVideoFrame)
{
}
VideoFrameChromium::SurfaceType VideoFrameChromiumImpl::surfaceType() const
{
if (m_webVideoFrame)
return static_cast<VideoFrameChromium::SurfaceType>(m_webVideoFrame->surfaceType());
return TypeSystemMemory;
}
VideoFrameChromium::Format VideoFrameChromiumImpl::format() const
{
if (m_webVideoFrame)
return static_cast<VideoFrameChromium::Format>(m_webVideoFrame->format());
return Invalid;
}
unsigned VideoFrameChromiumImpl::width() const
{
if (m_webVideoFrame)
return m_webVideoFrame->width();
return 0;
}
unsigned VideoFrameChromiumImpl::height() const
{
if (m_webVideoFrame)
return m_webVideoFrame->height();
return 0;
}
unsigned VideoFrameChromiumImpl::planes() const
{
if (m_webVideoFrame)
return m_webVideoFrame->planes();
return 0;
}
int VideoFrameChromiumImpl::stride(unsigned plane) const
{
if (m_webVideoFrame)
return m_webVideoFrame->stride(plane);
return 0;
}
const void* VideoFrameChromiumImpl::data(unsigned plane) const
{
if (m_webVideoFrame)
return m_webVideoFrame->data(plane);
return 0;
}
unsigned VideoFrameChromiumImpl::texture(unsigned plane) const
{
if (m_webVideoFrame)
return m_webVideoFrame->texture(plane);
return 0;
}
const IntSize VideoFrameChromiumImpl::requiredTextureSize(unsigned plane) const
{
switch (format()) {
case RGBA:
return IntSize(stride(plane), height());
case YV12:
if (plane == static_cast<unsigned>(yPlane))
return IntSize(stride(plane), height());
else if (plane == static_cast<unsigned>(uPlane))
return IntSize(stride(plane), height() / 2);
else if (plane == static_cast<unsigned>(vPlane))
return IntSize(stride(plane), height() / 2);
default:
break;
}
return IntSize();
}
} // namespace WebKit
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