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Side by Side Diff: media/gpu/vaapi_video_decode_accelerator.h

Issue 2061823003: media: Drop "media::" in media/gpu (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: work around clang format by adding an empty line Created 4 years, 6 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 // 4 //
5 // This file contains an implementation of VideoDecoderAccelerator 5 // This file contains an implementation of VideoDecoderAccelerator
6 // that utilizes hardware video decoder present on Intel CPUs. 6 // that utilizes hardware video decoder present on Intel CPUs.
7 7
8 #ifndef MEDIA_GPU_VAAPI_VIDEO_DECODE_ACCELERATOR_H_ 8 #ifndef MEDIA_GPU_VAAPI_VIDEO_DECODE_ACCELERATOR_H_
9 #define MEDIA_GPU_VAAPI_VIDEO_DECODE_ACCELERATOR_H_ 9 #define MEDIA_GPU_VAAPI_VIDEO_DECODE_ACCELERATOR_H_
10 10
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45 45
46 // Class to provide video decode acceleration for Intel systems with hardware 46 // Class to provide video decode acceleration for Intel systems with hardware
47 // support for it, and on which libva is available. 47 // support for it, and on which libva is available.
48 // Decoding tasks are performed in a separate decoding thread. 48 // Decoding tasks are performed in a separate decoding thread.
49 // 49 //
50 // Threading/life-cycle: this object is created & destroyed on the GPU 50 // Threading/life-cycle: this object is created & destroyed on the GPU
51 // ChildThread. A few methods on it are called on the decoder thread which is 51 // ChildThread. A few methods on it are called on the decoder thread which is
52 // stopped during |this->Destroy()|, so any tasks posted to the decoder thread 52 // stopped during |this->Destroy()|, so any tasks posted to the decoder thread
53 // can assume |*this| is still alive. See |weak_this_| below for more details. 53 // can assume |*this| is still alive. See |weak_this_| below for more details.
54 class MEDIA_GPU_EXPORT VaapiVideoDecodeAccelerator 54 class MEDIA_GPU_EXPORT VaapiVideoDecodeAccelerator
55 : public media::VideoDecodeAccelerator { 55 : public VideoDecodeAccelerator {
56 public: 56 public:
57 class VaapiDecodeSurface; 57 class VaapiDecodeSurface;
58 58
59 VaapiVideoDecodeAccelerator( 59 VaapiVideoDecodeAccelerator(
60 const MakeGLContextCurrentCallback& make_context_current_cb, 60 const MakeGLContextCurrentCallback& make_context_current_cb,
61 const BindGLImageCallback& bind_image_cb); 61 const BindGLImageCallback& bind_image_cb);
62 62
63 ~VaapiVideoDecodeAccelerator() override; 63 ~VaapiVideoDecodeAccelerator() override;
64 64
65 // media::VideoDecodeAccelerator implementation. 65 // VideoDecodeAccelerator implementation.
66 bool Initialize(const Config& config, Client* client) override; 66 bool Initialize(const Config& config, Client* client) override;
67 void Decode(const media::BitstreamBuffer& bitstream_buffer) override; 67 void Decode(const BitstreamBuffer& bitstream_buffer) override;
68 void AssignPictureBuffers( 68 void AssignPictureBuffers(const std::vector<PictureBuffer>& buffers) override;
69 const std::vector<media::PictureBuffer>& buffers) override;
70 #if defined(USE_OZONE) 69 #if defined(USE_OZONE)
71 void ImportBufferForPicture( 70 void ImportBufferForPicture(
72 int32_t picture_buffer_id, 71 int32_t picture_buffer_id,
73 const gfx::GpuMemoryBufferHandle& gpu_memory_buffer_handle) override; 72 const gfx::GpuMemoryBufferHandle& gpu_memory_buffer_handle) override;
74 #endif 73 #endif
75 void ReusePictureBuffer(int32_t picture_buffer_id) override; 74 void ReusePictureBuffer(int32_t picture_buffer_id) override;
76 void Flush() override; 75 void Flush() override;
77 void Reset() override; 76 void Reset() override;
78 void Destroy() override; 77 void Destroy() override;
79 bool TryToSetupDecodeOnSeparateThread( 78 bool TryToSetupDecodeOnSeparateThread(
80 const base::WeakPtr<Client>& decode_client, 79 const base::WeakPtr<Client>& decode_client,
81 const scoped_refptr<base::SingleThreadTaskRunner>& decode_task_runner) 80 const scoped_refptr<base::SingleThreadTaskRunner>& decode_task_runner)
82 override; 81 override;
83 82
84 static media::VideoDecodeAccelerator::SupportedProfiles 83 static VideoDecodeAccelerator::SupportedProfiles GetSupportedProfiles();
85 GetSupportedProfiles();
86 84
87 private: 85 private:
88 class VaapiH264Accelerator; 86 class VaapiH264Accelerator;
89 class VaapiVP8Accelerator; 87 class VaapiVP8Accelerator;
90 class VaapiVP9Accelerator; 88 class VaapiVP9Accelerator;
91 89
92 // Notify the client that an error has occurred and decoding cannot continue. 90 // Notify the client that an error has occurred and decoding cannot continue.
93 void NotifyError(Error error); 91 void NotifyError(Error error);
94 92
95 // Map the received input buffer into this process' address space and 93 // Map the received input buffer into this process' address space and
96 // queue it for decode. 94 // queue it for decode.
97 void MapAndQueueNewInputBuffer( 95 void MapAndQueueNewInputBuffer(const BitstreamBuffer& bitstream_buffer);
98 const media::BitstreamBuffer& bitstream_buffer);
99 96
100 // Get a new input buffer from the queue and set it up in decoder. This will 97 // Get a new input buffer from the queue and set it up in decoder. This will
101 // sleep if no input buffers are available. Return true if a new buffer has 98 // sleep if no input buffers are available. Return true if a new buffer has
102 // been set up, false if an early exit has been requested (due to initiated 99 // been set up, false if an early exit has been requested (due to initiated
103 // reset/flush/destroy). 100 // reset/flush/destroy).
104 bool GetInputBuffer_Locked(); 101 bool GetInputBuffer_Locked();
105 102
106 // Signal the client that the current buffer has been read and can be 103 // Signal the client that the current buffer has been read and can be
107 // returned. Will also release the mapping. 104 // returned. Will also release the mapping.
108 void ReturnCurrInputBuffer_Locked(); 105 void ReturnCurrInputBuffer_Locked();
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319 316
320 // The WeakPtrFactory for |weak_this_|. 317 // The WeakPtrFactory for |weak_this_|.
321 base::WeakPtrFactory<VaapiVideoDecodeAccelerator> weak_this_factory_; 318 base::WeakPtrFactory<VaapiVideoDecodeAccelerator> weak_this_factory_;
322 319
323 DISALLOW_COPY_AND_ASSIGN(VaapiVideoDecodeAccelerator); 320 DISALLOW_COPY_AND_ASSIGN(VaapiVideoDecodeAccelerator);
324 }; 321 };
325 322
326 } // namespace media 323 } // namespace media
327 324
328 #endif // MEDIA_GPU_VAAPI_VIDEO_DECODE_ACCELERATOR_H_ 325 #endif // MEDIA_GPU_VAAPI_VIDEO_DECODE_ACCELERATOR_H_
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