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// Copyright (c) 2011 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 REMOTING_BASE_UTIL_H_
#define REMOTING_BASE_UTIL_H_
#include <string>
#include "media/base/video_frame.h"
#include "third_party/skia/include/core/SkRect.h"
namespace remoting {
std::string GetTimestampString();
// TODO(sergeyu): Move these methods to media.
int GetBytesPerPixel(media::VideoFrame::Format format);
// Convert YUV to RGB32 on a specific rectangle.
void ConvertYUVToRGB32WithRect(const uint8* y_plane,
const uint8* u_plane,
const uint8* v_plane,
uint8* rgb_plane,
const SkIRect& rect,
int y_stride,
int uv_stride,
int rgb_stride);
void ScaleYUVToRGB32WithRect(const uint8* y_plane,
const uint8* u_plane,
const uint8* v_plane,
uint8* rgb_plane,
const SkIRect& source_rect,
const SkIRect& dest_rect,
int y_stride,
int uv_stride,
int rgb_stride);
void ConvertRGB32ToYUVWithRect(const uint8* rgb_plane,
uint8* y_plane,
uint8* u_plane,
uint8* v_plane,
int x,
int y,
int width,
int height,
int rgb_stride,
int y_stride,
int uv_stride);
int RoundToTwosMultiple(int x);
// Align the sides of the rectangle to multiples of 2 (expanding outwards).
SkIRect AlignRect(const SkIRect& rect);
// Scales the supplied rectangle from |in_size| coordinates to |out_size|.
// If the result has non-integer coordinates then the smallest integer-
// coordinate rectangle that wholly encloses it is returned.
SkIRect ScaleRect(const SkIRect& rect,
const SkISize& in_size,
const SkISize& out_size);
// Copy pixels in the rectangle from source to destination.
void CopyRect(const uint8* src_plane,
int src_plane_stride,
uint8* dest_plane,
int dest_plane_stride,
int bytes_per_pixel,
const SkIRect& rect);
} // namespace remoting
#endif // REMOTING_BASE_UTIL_H_
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