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   gfx::BufferFormat GetFormat() const override {
  30     return gfx::BufferFormat::R_8;
  31   }
  32   void GetStride(int* stride) const override { stride[0] = size_.width(); }
  33   gfx::GpuMemoryBufferId GetId() const override {
  34     NOTREACHED();
  35     return gfx::GpuMemoryBufferId(0);
  36   }
  37   gfx::GpuMemoryBufferHandle GetHandle() const override {
  38     NOTREACHED();
  39     return gfx::GpuMemoryBufferHandle();
  40   }
  41   ClientBuffer AsClientBuffer() override {
  42     return reinterpret_cast<ClientBuffer>(this);
  43   }
  44
  45  private:
  46   std::vector<unsigned char> bytes_;
  47   const gfx::Size size_;
  48 };
  49
  50 }  // unnamed namespace
  51
  52 MockGpuVideoAcceleratorFactories::MockGpuVideoAcceleratorFactories() {}
  53
  54 MockGpuVideoAcceleratorFactories::~MockGpuVideoAcceleratorFactories() {}
  55
  56 bool MockGpuVideoAcceleratorFactories::IsGpuVideoAcceleratorEnabled() {
  57   return true;
  58 }
  59
  60 scoped_ptr<gfx::GpuMemoryBuffer>
  61 MockGpuVideoAcceleratorFactories::AllocateGpuMemoryBuffer(
  62     const gfx::Size& size,
  63     gfx::BufferFormat format,
  64     gfx::BufferUsage usage) {
  65   DCHECK(gfx::BufferFormat::R_8 == format);
  66   return make_scoped_ptr<gfx::GpuMemoryBuffer>(new GpuMemoryBufferImpl(size));
  67 }
  68
  69 scoped_ptr<base::SharedMemory>
  70 MockGpuVideoAcceleratorFactories::CreateSharedMemory(size_t size) {
  71   return nullptr;
  72 }
  73
  74 scoped_ptr<VideoDecodeAccelerator>
  75 MockGpuVideoAcceleratorFactories::CreateVideoDecodeAccelerator() {
  76   return scoped_ptr<VideoDecodeAccelerator>(DoCreateVideoDecodeAccelerator());
  77 }
  78
  79 scoped_ptr<VideoEncodeAccelerator>
  80 MockGpuVideoAcceleratorFactories::CreateVideoEncodeAccelerator() {
  81   return scoped_ptr<VideoEncodeAccelerator>(DoCreateVideoEncodeAccelerator());
  82 }
  83
  84 unsigned MockGpuVideoAcceleratorFactories::ImageTextureTarget() {
  85   return GL_TEXTURE_2D;
  86 }
  87
  88 }  // namespace media