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// Copyright (c) 2012 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.
#include "base/memory/scoped_ptr.h"
#include "media/base/video_frame.h"
#include "media/base/video_util.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace media {
class VideoUtilTest : public testing::Test {
public:
VideoUtilTest()
: height_(0),
y_stride_(0),
u_stride_(0),
v_stride_(0) {
}
virtual ~VideoUtilTest() {}
void CreateSourceFrame(int width, int height,
int y_stride, int u_stride, int v_stride) {
EXPECT_GE(y_stride, width);
EXPECT_GE(u_stride, width / 2);
EXPECT_GE(v_stride, width / 2);
height_ = height;
y_stride_ = y_stride;
u_stride_ = u_stride;
v_stride_ = v_stride;
y_plane_.reset(new uint8[y_stride * height]);
u_plane_.reset(new uint8[u_stride * height / 2]);
v_plane_.reset(new uint8[v_stride * height / 2]);
}
void CreateDestinationFrame(int width, int height) {
gfx::Size size(width, height);
destination_frame_ =
VideoFrame::CreateFrame(VideoFrame::YV12, size, gfx::Rect(size), size,
base::TimeDelta());
}
void CopyPlanes() {
CopyYPlane(y_plane_.get(), y_stride_, height_, destination_frame_);
CopyUPlane(u_plane_.get(), u_stride_, height_ / 2, destination_frame_);
CopyVPlane(v_plane_.get(), v_stride_, height_ / 2, destination_frame_);
}
private:
scoped_array<uint8> y_plane_;
scoped_array<uint8> u_plane_;
scoped_array<uint8> v_plane_;
int height_;
int y_stride_;
int u_stride_;
int v_stride_;
scoped_refptr<VideoFrame> destination_frame_;
DISALLOW_COPY_AND_ASSIGN(VideoUtilTest);
};
TEST_F(VideoUtilTest, CopyPlane_Exact) {
CreateSourceFrame(16, 16, 16, 8, 8);
CreateDestinationFrame(16, 16);
CopyPlanes();
}
TEST_F(VideoUtilTest, CopyPlane_SmallerSource) {
CreateSourceFrame(8, 8, 8, 4, 4);
CreateDestinationFrame(16, 16);
CopyPlanes();
}
TEST_F(VideoUtilTest, CopyPlane_SmallerDestination) {
CreateSourceFrame(16, 16, 16, 8, 8);
CreateDestinationFrame(8, 8);
CopyPlanes();
}
} // namespace media
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