media/renderers/mock_gpu_video_accelerator_factories.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "media/renderers/mock_gpu_video_accelerator_factories.h"
   6
   7 #include "ui/gfx/gpu_memory_buffer.h"
   8
   9 namespace media {
  10
  11 namespace {
  12
  13 class GpuMemoryBufferImpl : public gfx::GpuMemoryBuffer {
  14  public:
  15   GpuMemoryBufferImpl(const gfx::Size& size) : size_(size) {
  16     bytes_.resize(size_.GetArea());
  17   }
  18
  19   // Overridden from gfx::GpuMemoryBuffer:
  20   bool Map(void** data) override {
  21     data[0] = &bytes_[0];
  22     return true;
  23   }
  24   void Unmap() override{};
  25   bool IsMapped() const override {
  26     NOTREACHED();
  27     return false;
  28   }
  29   Format GetFormat() const override { return gfx::GpuMemoryBuffer::R_8; }
  30   void GetStride(int* stride) const override { stride[0] = size_.width(); }
  31   gfx::GpuMemoryBufferId GetId() const override {
  32     NOTREACHED();
  33     return 0;
  34   }
  35   gfx::GpuMemoryBufferHandle GetHandle() const override {
  36     NOTREACHED();
  37     return gfx::GpuMemoryBufferHandle();
  38   }
  39   ClientBuffer AsClientBuffer() override {
  40     return reinterpret_cast<ClientBuffer>(this);
  41   }
  42
  43  private:
  44   std::vector<unsigned char> bytes_;
  45   const gfx::Size size_;
  46 };
  47
  48 }  // unnamed namespace
  49
  50 MockGpuVideoAcceleratorFactories::MockGpuVideoAcceleratorFactories() {}
  51
  52 MockGpuVideoAcceleratorFactories::~MockGpuVideoAcceleratorFactories() {}
  53
  54 bool MockGpuVideoAcceleratorFactories::IsGpuVideoAcceleratorEnabled() {
  55   return true;
  56 }
  57
  58 scoped_ptr<gfx::GpuMemoryBuffer>
  59 MockGpuVideoAcceleratorFactories::AllocateGpuMemoryBuffer(
  60     const gfx::Size& size,
  61     gfx::GpuMemoryBuffer::Format format,
  62     gfx::GpuMemoryBuffer::Usage usage) {
  63   DCHECK_EQ(gfx::GpuMemoryBuffer::R_8, format);
  64   return make_scoped_ptr<gfx::GpuMemoryBuffer>(new GpuMemoryBufferImpl(size));
  65 }
  66
  67 scoped_ptr<base::SharedMemory>
  68 MockGpuVideoAcceleratorFactories::CreateSharedMemory(size_t size) {
  69   return nullptr;
  70 }
  71
  72 scoped_ptr<VideoDecodeAccelerator>
  73 MockGpuVideoAcceleratorFactories::CreateVideoDecodeAccelerator() {
  74   return scoped_ptr<VideoDecodeAccelerator>(DoCreateVideoDecodeAccelerator());
  75 }
  76
  77 scoped_ptr<VideoEncodeAccelerator>
  78 MockGpuVideoAcceleratorFactories::CreateVideoEncodeAccelerator() {
  79   return scoped_ptr<VideoEncodeAccelerator>(DoCreateVideoEncodeAccelerator());
  80 }
  81
  82 unsigned MockGpuVideoAcceleratorFactories::ImageTextureTarget() {
  83   return GL_TEXTURE_2D;
  84 }
  85
  86 }  // namespace media