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::GpuMemoryBufferHandle GetHandle() const override {
  32     NOTREACHED();
  33     return gfx::GpuMemoryBufferHandle();
  34   }
  35   ClientBuffer AsClientBuffer() override {
  36     return reinterpret_cast<ClientBuffer>(this);
  37   }
  38
  39  private:
  40   std::vector<unsigned char> bytes_;
  41   const gfx::Size size_;
  42 };
  43
  44 }  // unnamed namespace
  45
  46 MockGpuVideoAcceleratorFactories::MockGpuVideoAcceleratorFactories() {}
  47
  48 MockGpuVideoAcceleratorFactories::~MockGpuVideoAcceleratorFactories() {}
  49
  50 scoped_ptr<gfx::GpuMemoryBuffer>
  51 MockGpuVideoAcceleratorFactories::AllocateGpuMemoryBuffer(
  52     const gfx::Size& size,
  53     gfx::GpuMemoryBuffer::Format format,
  54     gfx::GpuMemoryBuffer::Usage usage) {
  55   DCHECK_EQ(gfx::GpuMemoryBuffer::R_8, format);
  56   return make_scoped_ptr<gfx::GpuMemoryBuffer>(new GpuMemoryBufferImpl(size));
  57 }
  58
  59 scoped_ptr<base::SharedMemory>
  60 MockGpuVideoAcceleratorFactories::CreateSharedMemory(size_t size) {
  61   return nullptr;
  62 }
  63
  64 scoped_ptr<VideoDecodeAccelerator>
  65 MockGpuVideoAcceleratorFactories::CreateVideoDecodeAccelerator() {
  66   return scoped_ptr<VideoDecodeAccelerator>(DoCreateVideoDecodeAccelerator());
  67 }
  68
  69 scoped_ptr<VideoEncodeAccelerator>
  70 MockGpuVideoAcceleratorFactories::CreateVideoEncodeAccelerator() {
  71   return scoped_ptr<VideoEncodeAccelerator>(DoCreateVideoEncodeAccelerator());
  72 }
  73
  74 unsigned MockGpuVideoAcceleratorFactories::ImageTextureTarget() {
  75   return GL_TEXTURE_2D;
  76 }
  77
  78 }  // namespace media