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1 // Copyright 2017 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 CHROME_GPU_GPU_ARC_VIDEO_ENCODE_ACCELERATOR_H_ | |
6 #define CHROME_GPU_GPU_ARC_VIDEO_ENCODE_ACCELERATOR_H_ | |
7 | |
8 #include <memory> | |
9 #include <vector> | |
10 | |
11 #include "base/files/scoped_file.h" | |
12 #include "base/macros.h" | |
13 #include "components/arc/common/video_encode_accelerator.mojom.h" | |
14 #include "components/arc/video_accelerator/video_accelerator.h" | |
15 #include "gpu/command_buffer/service/gpu_preferences.h" | |
16 #include "media/video/video_encode_accelerator.h" | |
17 | |
18 namespace chromeos { | |
19 namespace arc { | |
20 | |
21 // GpuArcVideoEncodeAccelerator manages life-cycle and IPC message translation | |
Luis Héctor Chávez
2017/05/19 15:14:44
nit: lifecycle is much more common (472 instances)
| |
22 // for ArcVideoAccelerator. | |
23 // | |
24 // For each creation request from GpuArcVideoEncodeAcceleratorHost, | |
25 // GpuArcVideoEncodeAccelerator will create a new IPC channel. | |
26 class GpuArcVideoEncodeAccelerator | |
27 : public ::arc::mojom::VideoEncodeAccelerator, | |
28 public media::VideoEncodeAccelerator::Client { | |
29 public: | |
30 explicit GpuArcVideoEncodeAccelerator( | |
31 const gpu::GpuPreferences& gpu_preferences); | |
32 ~GpuArcVideoEncodeAccelerator() override; | |
33 | |
34 private: | |
35 using VideoPixelFormat = ::arc::mojom::VideoPixelFormat; | |
36 using VideoCodecProfile = ::arc::mojom::VideoCodecProfile; | |
37 using VideoEncodeClientPtr = ::arc::mojom::VideoEncodeClientPtr; | |
38 using Error = ::arc::mojom::VideoEncodeAccelerator::Error; | |
39 | |
40 // VideoEncodeAccelerator::Client implementation. | |
41 void RequireBitstreamBuffers(unsigned int input_count, | |
42 const gfx::Size& input_coded_size, | |
43 size_t output_buffer_size) override; | |
44 void BitstreamBufferReady(int32_t bitstream_buffer_id, | |
45 size_t payload_size, | |
46 bool key_frame, | |
47 base::TimeDelta timestamp) override; | |
48 void NotifyError(media::VideoEncodeAccelerator::Error error) override; | |
49 | |
50 // ::arc::mojom::VideoEncodeAccelerator implementation. | |
51 void GetSupportedProfiles( | |
52 const GetSupportedProfilesCallback& callback) override; | |
53 | |
54 void Initialize(VideoPixelFormat input_format, | |
55 const gfx::Size& visible_size, | |
56 VideoEncodeAccelerator::StorageType input_storage, | |
57 VideoCodecProfile output_profile, | |
58 uint32_t initial_bitrate, | |
59 VideoEncodeClientPtr client, | |
60 const InitializeCallback& callback) override; | |
61 | |
62 void Encode(mojo::ScopedHandle fd, | |
63 std::vector<::arc::VideoFramePlane> planes, | |
64 const gfx::Size& visible_size, | |
65 int64_t timestamp, | |
66 bool force_keyframe) override; | |
67 | |
68 void UseOutputBitstreamBuffer(int32_t bitstream_buffer_id, | |
69 mojo::ScopedHandle shmem_fd, | |
70 uint32_t offset, | |
71 uint32_t size) override; | |
72 | |
73 void RequestEncodingParametersChange(uint32_t bitrate, | |
74 uint32_t framerate) override; | |
75 | |
76 base::ScopedFD UnwrapFdFromMojoHandle(mojo::ScopedHandle handle); | |
77 | |
78 gpu::GpuPreferences gpu_preferences_; | |
79 std::unique_ptr<media::VideoEncodeAccelerator> accelerator_; | |
80 ::arc::mojom::VideoEncodeClientPtr client_; | |
81 gfx::Size input_coded_size_; | |
82 media::VideoPixelFormat input_pixel_format_; | |
83 | |
84 DISALLOW_COPY_AND_ASSIGN(GpuArcVideoEncodeAccelerator); | |
85 }; | |
86 | |
87 } // namespace arc | |
88 } // namespace chromeos | |
89 | |
90 #endif // CHROME_GPU_GPU_ARC_VIDEO_ENCODE_ACCELERATOR_H_ | |
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