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| 1 // Copyright 2016 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 #ifndef CONTENT_COMMON_GPU_MEDIA_GPU_VIDEO_DECODE_ACCELERATOR_FACTORY_IMPL_H_ |
| 6 #define CONTENT_COMMON_GPU_MEDIA_GPU_VIDEO_DECODE_ACCELERATOR_FACTORY_IMPL_H_ |
| 7 |
| 8 #include "base/callback.h" |
| 9 #include "base/threading/thread_checker.h" |
| 10 #include "gpu/command_buffer/service/gpu_preferences.h" |
| 11 #include "gpu/config/gpu_info.h" |
| 12 #include "media/video/video_decode_accelerator.h" |
| 13 |
| 14 namespace gfx { |
| 15 class GLContext; |
| 16 } |
| 17 |
| 18 namespace gl { |
| 19 class GLImage; |
| 20 } |
| 21 |
| 22 namespace gpu { |
| 23 struct GpuPreferences; |
| 24 |
| 25 namespace gles2 { |
| 26 class GLES2Decoder; |
| 27 } |
| 28 } |
| 29 |
| 30 namespace content { |
| 31 |
| 32 // TODO(posciak): this class should be an implementation of |
| 33 // content::GpuVideoDecodeAcceleratorFactory, however that can only be achieved |
| 34 // once this is moved out of content/common, see crbug.com/597150 and related. |
| 35 class GpuVideoDecodeAcceleratorFactoryImpl { |
| 36 public: |
| 37 ~GpuVideoDecodeAcceleratorFactoryImpl(); |
| 38 |
| 39 // Return current GLContext. |
| 40 using GetGLContextCallback = base::Callback<gfx::GLContext*(void)>; |
| 41 |
| 42 // Make the applicable GL context current. To be called by VDAs before |
| 43 // executing any GL calls. Return true on success, false otherwise. |
| 44 using MakeGLContextCurrentCallback = base::Callback<bool(void)>; |
| 45 |
| 46 // Bind |image| to |client_texture_id| given |texture_target|. If |
| 47 // |can_bind_to_sampler| is true, then the image may be used as a sampler |
| 48 // directly, otherwise a copy to a staging buffer is required. |
| 49 // Return true on success, false otherwise. |
| 50 using BindGLImageCallback = |
| 51 base::Callback<bool(uint32_t client_texture_id, |
| 52 uint32_t texture_target, |
| 53 const scoped_refptr<gl::GLImage>& image, |
| 54 bool can_bind_to_sampler)>; |
| 55 |
| 56 // Return a WeakPtr to a GLES2Decoder, if one is available. |
| 57 using GetGLES2DecoderCallback = |
| 58 base::Callback<base::WeakPtr<gpu::gles2::GLES2Decoder>(void)>; |
| 59 |
| 60 static scoped_ptr<GpuVideoDecodeAcceleratorFactoryImpl> Create( |
| 61 const GetGLContextCallback& get_gl_context_cb, |
| 62 const MakeGLContextCurrentCallback& make_context_current_cb, |
| 63 const BindGLImageCallback& bind_image_cb); |
| 64 |
| 65 static scoped_ptr<GpuVideoDecodeAcceleratorFactoryImpl> |
| 66 CreateWithGLES2Decoder( |
| 67 const GetGLContextCallback& get_gl_context_cb, |
| 68 const MakeGLContextCurrentCallback& make_context_current_cb, |
| 69 const BindGLImageCallback& bind_image_cb, |
| 70 const GetGLES2DecoderCallback& get_gles2_decoder_cb); |
| 71 |
| 72 static gpu::VideoDecodeAcceleratorCapabilities GetDecoderCapabilities( |
| 73 const gpu::GpuPreferences& gpu_preferences); |
| 74 |
| 75 scoped_ptr<media::VideoDecodeAccelerator> CreateVDA( |
| 76 media::VideoDecodeAccelerator::Client* client, |
| 77 const media::VideoDecodeAccelerator::Config& config, |
| 78 const gpu::GpuPreferences& gpu_preferences); |
| 79 |
| 80 private: |
| 81 GpuVideoDecodeAcceleratorFactoryImpl( |
| 82 const GetGLContextCallback& get_gl_context_cb, |
| 83 const MakeGLContextCurrentCallback& make_context_current_cb, |
| 84 const BindGLImageCallback& bind_image_cb, |
| 85 const GetGLES2DecoderCallback& get_gles2_decoder_cb); |
| 86 |
| 87 #if defined(OS_WIN) |
| 88 scoped_ptr<media::VideoDecodeAccelerator> CreateDXVAVDA( |
| 89 const gpu::GpuPreferences& gpu_preferences) const; |
| 90 #endif |
| 91 #if defined(OS_CHROMEOS) && defined(USE_V4L2_CODEC) |
| 92 scoped_ptr<media::VideoDecodeAccelerator> CreateV4L2VDA( |
| 93 const gpu::GpuPreferences& gpu_preferences) const; |
| 94 scoped_ptr<media::VideoDecodeAccelerator> CreateV4L2SVDA( |
| 95 const gpu::GpuPreferences& gpu_preferences) const; |
| 96 #endif |
| 97 #if defined(OS_CHROMEOS) && defined(ARCH_CPU_X86_FAMILY) |
| 98 scoped_ptr<media::VideoDecodeAccelerator> CreateVaapiVDA( |
| 99 const gpu::GpuPreferences& gpu_preferences) const; |
| 100 #endif |
| 101 #if defined(OS_MACOSX) |
| 102 scoped_ptr<media::VideoDecodeAccelerator> CreateVTVDA( |
| 103 const gpu::GpuPreferences& gpu_preferences) const; |
| 104 #endif |
| 105 #if defined(OS_ANDROID) |
| 106 scoped_ptr<media::VideoDecodeAccelerator> CreateAndroidVDA( |
| 107 const gpu::GpuPreferences& gpu_preferences) const; |
| 108 #endif |
| 109 |
| 110 const GetGLContextCallback get_gl_context_cb_; |
| 111 const MakeGLContextCurrentCallback make_context_current_cb_; |
| 112 const BindGLImageCallback bind_image_cb_; |
| 113 const GetGLES2DecoderCallback get_gles2_decoder_cb_; |
| 114 |
| 115 base::ThreadChecker thread_checker_; |
| 116 |
| 117 DISALLOW_IMPLICIT_CONSTRUCTORS(GpuVideoDecodeAcceleratorFactoryImpl); |
| 118 }; |
| 119 |
| 120 } // namespace content |
| 121 |
| 122 #endif // CONTENT_COMMON_GPU_MEDIA_GPU_VIDEO_DECODE_ACCELERATOR_FACTORY_IMPL_H_ |
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