| // Copyright 2013 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. |
| |
| #include "media/video/mock_gpu_video_accelerator_factories.h" |
| |
| #include <memory> |
| |
| #include "base/memory/ptr_util.h" |
| #include "ui/gfx/buffer_format_util.h" |
| #include "ui/gfx/gpu_memory_buffer.h" |
| |
| namespace media { |
| |
| namespace { |
| |
| int g_next_gpu_memory_buffer_id = 1; |
| |
| class GpuMemoryBufferImpl : public gfx::GpuMemoryBuffer { |
| public: |
| GpuMemoryBufferImpl(const gfx::Size& size, gfx::BufferFormat format) |
| : mapped_(false), |
| format_(format), |
| size_(size), |
| num_planes_(gfx::NumberOfPlanesForBufferFormat(format)), |
| id_(g_next_gpu_memory_buffer_id++) { |
| DCHECK(gfx::BufferFormat::R_8 == format_ || |
| gfx::BufferFormat::RG_88 == format_ || |
| gfx::BufferFormat::YUV_420_BIPLANAR == format_ || |
| gfx::BufferFormat::UYVY_422 == format_ || |
| gfx::BufferFormat::BGRX_1010102 == format_ || |
| gfx::BufferFormat::RGBX_1010102 == format_ || |
| gfx::BufferFormat::RGBA_8888 == format_ || |
| gfx::BufferFormat::BGRA_8888 == format_); |
| DCHECK(num_planes_ <= kMaxPlanes); |
| for (int i = 0; i < static_cast<int>(num_planes_); ++i) { |
| bytes_[i].resize(gfx::RowSizeForBufferFormat(size_.width(), format_, i) * |
| size_.height() / |
| gfx::SubsamplingFactorForBufferFormat(format_, i)); |
| } |
| } |
| |
| // Overridden from gfx::GpuMemoryBuffer: |
| bool Map() override { |
| DCHECK(!mapped_); |
| mapped_ = true; |
| return true; |
| } |
| void* memory(size_t plane) override { |
| DCHECK(mapped_); |
| DCHECK_LT(plane, num_planes_); |
| return &bytes_[plane][0]; |
| } |
| void Unmap() override { |
| DCHECK(mapped_); |
| mapped_ = false; |
| } |
| gfx::Size GetSize() const override { return size_; } |
| gfx::BufferFormat GetFormat() const override { return format_; } |
| int stride(size_t plane) const override { |
| DCHECK_LT(plane, num_planes_); |
| return static_cast<int>(gfx::RowSizeForBufferFormat( |
| size_.width(), format_, static_cast<int>(plane))); |
| } |
| gfx::GpuMemoryBufferId GetId() const override { return id_; } |
| gfx::GpuMemoryBufferType GetType() const override { |
| return gfx::NATIVE_PIXMAP; |
| } |
| gfx::GpuMemoryBufferHandle CloneHandle() const override { |
| NOTREACHED(); |
| return gfx::GpuMemoryBufferHandle(); |
| } |
| ClientBuffer AsClientBuffer() override { |
| return reinterpret_cast<ClientBuffer>(this); |
| } |
| void OnMemoryDump( |
| base::trace_event::ProcessMemoryDump* pmd, |
| const base::trace_event::MemoryAllocatorDumpGuid& buffer_dump_guid, |
| uint64_t tracing_process_id, |
| int importance) const override {} |
| |
| private: |
| static const size_t kMaxPlanes = 3; |
| |
| bool mapped_; |
| gfx::BufferFormat format_; |
| const gfx::Size size_; |
| size_t num_planes_; |
| std::vector<uint8_t> bytes_[kMaxPlanes]; |
| gfx::GpuMemoryBufferId id_; |
| }; |
| |
| } // unnamed namespace |
| |
| MockGpuVideoAcceleratorFactories::MockGpuVideoAcceleratorFactories( |
| gpu::SharedImageInterface* sii) |
| : sii_(sii) {} |
| |
| MockGpuVideoAcceleratorFactories::~MockGpuVideoAcceleratorFactories() = default; |
| |
| bool MockGpuVideoAcceleratorFactories::IsGpuVideoAcceleratorEnabled() { |
| return true; |
| } |
| |
| std::unique_ptr<gfx::GpuMemoryBuffer> |
| MockGpuVideoAcceleratorFactories::CreateGpuMemoryBuffer( |
| const gfx::Size& size, |
| gfx::BufferFormat format, |
| gfx::BufferUsage /* usage */) { |
| if (fail_to_allocate_gpu_memory_buffer_) |
| return nullptr; |
| std::unique_ptr<gfx::GpuMemoryBuffer> ret( |
| new GpuMemoryBufferImpl(size, format)); |
| created_memory_buffers_.push_back(ret.get()); |
| return ret; |
| } |
| |
| std::unique_ptr<base::SharedMemory> |
| MockGpuVideoAcceleratorFactories::CreateSharedMemory(size_t size) { |
| std::unique_ptr<base::SharedMemory> shared_memory(new base::SharedMemory); |
| if (shared_memory->CreateAndMapAnonymous(size)) |
| return shared_memory; |
| return nullptr; |
| } |
| |
| std::unique_ptr<VideoDecodeAccelerator> |
| MockGpuVideoAcceleratorFactories::CreateVideoDecodeAccelerator() { |
| return base::WrapUnique(DoCreateVideoDecodeAccelerator()); |
| } |
| |
| std::unique_ptr<VideoEncodeAccelerator> |
| MockGpuVideoAcceleratorFactories::CreateVideoEncodeAccelerator() { |
| return base::WrapUnique(DoCreateVideoEncodeAccelerator()); |
| } |
| |
| bool MockGpuVideoAcceleratorFactories::ShouldUseGpuMemoryBuffersForVideoFrames( |
| bool for_media_stream) const { |
| return false; |
| } |
| |
| unsigned MockGpuVideoAcceleratorFactories::ImageTextureTarget( |
| gfx::BufferFormat format) { |
| return GL_TEXTURE_2D; |
| } |
| |
| } // namespace media |