chromium/third_party/webrtc/common_video/video_frame_buffer.cc

/*
 *  Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */
#include "common_video/include/video_frame_buffer.h"

#include "api/make_ref_counted.h"
#include "api/video/i420_buffer.h"
#include "rtc_base/checks.h"
#include "third_party/libyuv/include/libyuv/convert.h"

namespace webrtc {

namespace {

// Template to implement a wrapped buffer for a I4??BufferInterface.
template <typename Base>
class WrappedYuvBuffer : public Base { … };

// Template to implement a wrapped buffer for a I4??BufferInterface.
template <typename BaseWithA>
class WrappedYuvaBuffer : public WrappedYuvBuffer<BaseWithA> { … };

class I444BufferBase : public I444BufferInterface { … };

rtc::scoped_refptr<I420BufferInterface> I444BufferBase::ToI420() { … }

class I422BufferBase : public I422BufferInterface { … };

rtc::scoped_refptr<I420BufferInterface> I422BufferBase::ToI420() { … }

// Template to implement a wrapped buffer for a PlanarYuv16BBuffer.
template <typename Base>
class WrappedYuv16BBuffer : public Base { … };

class I010BufferBase : public I010BufferInterface { … };

rtc::scoped_refptr<I420BufferInterface> I010BufferBase::ToI420() { … }

class I210BufferBase : public I210BufferInterface { … };

rtc::scoped_refptr<I420BufferInterface> I210BufferBase::ToI420() { … }

class I410BufferBase : public I410BufferInterface { … };

rtc::scoped_refptr<I420BufferInterface> I410BufferBase::ToI420() { … }

}  // namespace

rtc::scoped_refptr<I420BufferInterface> WrapI420Buffer(
    int width,
    int height,
    const uint8_t* y_plane,
    int y_stride,
    const uint8_t* u_plane,
    int u_stride,
    const uint8_t* v_plane,
    int v_stride,
    std::function<void()> no_longer_used) { … }

rtc::scoped_refptr<I420ABufferInterface> WrapI420ABuffer(
    int width,
    int height,
    const uint8_t* y_plane,
    int y_stride,
    const uint8_t* u_plane,
    int u_stride,
    const uint8_t* v_plane,
    int v_stride,
    const uint8_t* a_plane,
    int a_stride,
    std::function<void()> no_longer_used) { … }

rtc::scoped_refptr<I422BufferInterface> WrapI422Buffer(
    int width,
    int height,
    const uint8_t* y_plane,
    int y_stride,
    const uint8_t* u_plane,
    int u_stride,
    const uint8_t* v_plane,
    int v_stride,
    std::function<void()> no_longer_used) { … }

rtc::scoped_refptr<I444BufferInterface> WrapI444Buffer(
    int width,
    int height,
    const uint8_t* y_plane,
    int y_stride,
    const uint8_t* u_plane,
    int u_stride,
    const uint8_t* v_plane,
    int v_stride,
    std::function<void()> no_longer_used) { … }

rtc::scoped_refptr<PlanarYuvBuffer> WrapYuvBuffer(
    VideoFrameBuffer::Type type,
    int width,
    int height,
    const uint8_t* y_plane,
    int y_stride,
    const uint8_t* u_plane,
    int u_stride,
    const uint8_t* v_plane,
    int v_stride,
    std::function<void()> no_longer_used) { … }

rtc::scoped_refptr<I010BufferInterface> WrapI010Buffer(
    int width,
    int height,
    const uint16_t* y_plane,
    int y_stride,
    const uint16_t* u_plane,
    int u_stride,
    const uint16_t* v_plane,
    int v_stride,
    std::function<void()> no_longer_used) { … }

rtc::scoped_refptr<I210BufferInterface> WrapI210Buffer(
    int width,
    int height,
    const uint16_t* y_plane,
    int y_stride,
    const uint16_t* u_plane,
    int u_stride,
    const uint16_t* v_plane,
    int v_stride,
    std::function<void()> no_longer_used) { … }

rtc::scoped_refptr<I410BufferInterface> WrapI410Buffer(
    int width,
    int height,
    const uint16_t* y_plane,
    int y_stride,
    const uint16_t* u_plane,
    int u_stride,
    const uint16_t* v_plane,
    int v_stride,
    std::function<void()> no_longer_used) { … }

}  // namespace webrtc