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Side by Side Diff: media/gpu/v4l2_jpeg_decode_accelerator.h

Issue 1882373004: Migrate content/common/gpu/media code to media/gpu (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Fix several more bot-identified build issues Created 4 years, 8 months ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 1 // Copyright 2015 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 #ifndef CONTENT_COMMON_GPU_MEDIA_V4L2_JPEG_DECODE_ACCELERATOR_H_ 5 #ifndef MEDIA_GPU_V4L2_JPEG_DECODE_ACCELERATOR_H_
6 #define CONTENT_COMMON_GPU_MEDIA_V4L2_JPEG_DECODE_ACCELERATOR_H_ 6 #define MEDIA_GPU_V4L2_JPEG_DECODE_ACCELERATOR_H_
7 7
8 #include <stddef.h> 8 #include <stddef.h>
9 #include <stdint.h> 9 #include <stdint.h>
10 10
11 #include <queue> 11 #include <queue>
12 #include <vector> 12 #include <vector>
13 13
14 #include "base/macros.h" 14 #include "base/macros.h"
15 #include "base/memory/linked_ptr.h" 15 #include "base/memory/linked_ptr.h"
16 #include "base/memory/ref_counted.h" 16 #include "base/memory/ref_counted.h"
17 #include "base/memory/weak_ptr.h" 17 #include "base/memory/weak_ptr.h"
18 #include "base/single_thread_task_runner.h" 18 #include "base/single_thread_task_runner.h"
19 #include "base/threading/thread.h" 19 #include "base/threading/thread.h"
20 #include "content/common/content_export.h"
21 #include "content/common/gpu/media/shared_memory_region.h"
22 #include "content/common/gpu/media/v4l2_device.h"
23 #include "media/base/bitstream_buffer.h" 20 #include "media/base/bitstream_buffer.h"
24 #include "media/base/video_frame.h" 21 #include "media/base/video_frame.h"
22 #include "media/gpu/media_gpu_export.h"
23 #include "media/gpu/shared_memory_region.h"
24 #include "media/gpu/v4l2_device.h"
25 #include "media/video/jpeg_decode_accelerator.h" 25 #include "media/video/jpeg_decode_accelerator.h"
26 26
27 namespace content { 27 namespace media {
28 28
29 class CONTENT_EXPORT V4L2JpegDecodeAccelerator 29 class MEDIA_GPU_EXPORT V4L2JpegDecodeAccelerator
30 : public media::JpegDecodeAccelerator { 30 : public media::JpegDecodeAccelerator {
31 public: 31 public:
32 V4L2JpegDecodeAccelerator( 32 V4L2JpegDecodeAccelerator(
33 const scoped_refptr<V4L2Device>& device, 33 const scoped_refptr<V4L2Device>& device,
34 const scoped_refptr<base::SingleThreadTaskRunner>& io_task_runner); 34 const scoped_refptr<base::SingleThreadTaskRunner>& io_task_runner);
35 ~V4L2JpegDecodeAccelerator() override; 35 ~V4L2JpegDecodeAccelerator() override;
36 36
37 // media::JpegDecodeAccelerator implementation. 37 // media::JpegDecodeAccelerator implementation.
38 bool Initialize(Client* client) override; 38 bool Initialize(Client* client) override;
39 void Decode(const media::BitstreamBuffer& bitstream_buffer, 39 void Decode(const media::BitstreamBuffer& bitstream_buffer,
40 const scoped_refptr<media::VideoFrame>& video_frame) override; 40 const scoped_refptr<media::VideoFrame>& video_frame) override;
41 bool IsSupported() override; 41 bool IsSupported() override;
42 42
43 private: 43 private:
44 // Record for input/output buffers. 44 // Record for input/output buffers.
45 struct BufferRecord { 45 struct BufferRecord {
46 BufferRecord(); 46 BufferRecord();
47 ~BufferRecord(); 47 ~BufferRecord();
48 void* address; // mmap() address. 48 void* address; // mmap() address.
49 size_t length; // mmap() length. 49 size_t length; // mmap() length.
50 50
51 // Set true during QBUF and DQBUF. |address| will be accessed by hardware. 51 // Set true during QBUF and DQBUF. |address| will be accessed by hardware.
52 bool at_device; 52 bool at_device;
53 }; 53 };
54 54
55 // Job record. Jobs are processed in a FIFO order. This is separate from 55 // Job record. Jobs are processed in a FIFO order. This is separate from
56 // BufferRecord of input, because a BufferRecord of input may be returned 56 // BufferRecord of input, because a BufferRecord of input may be returned
57 // before we dequeue the corresponding output buffer. It can't always be 57 // before we dequeue the corresponding output buffer. It can't always be
58 // associated with a BufferRecord of output immediately either, because at 58 // associated with a BufferRecord of output immediately either, because at
59 // the time of submission we may not have one available (and don't need one 59 // the time of submission we may not have one available (and don't need one
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170 170
171 // Weak factory for producing weak pointers on the child thread. 171 // Weak factory for producing weak pointers on the child thread.
172 base::WeakPtrFactory<V4L2JpegDecodeAccelerator> weak_factory_; 172 base::WeakPtrFactory<V4L2JpegDecodeAccelerator> weak_factory_;
173 // Point to |this| for use in posting tasks from the decoder thread back to 173 // Point to |this| for use in posting tasks from the decoder thread back to
174 // the ChildThread. 174 // the ChildThread.
175 base::WeakPtr<V4L2JpegDecodeAccelerator> weak_ptr_; 175 base::WeakPtr<V4L2JpegDecodeAccelerator> weak_ptr_;
176 176
177 DISALLOW_COPY_AND_ASSIGN(V4L2JpegDecodeAccelerator); 177 DISALLOW_COPY_AND_ASSIGN(V4L2JpegDecodeAccelerator);
178 }; 178 };
179 179
180 } // namespace content 180 } // namespace media
181 181
182 #endif // CONTENT_COMMON_GPU_MEDIA_V4L2_JPEG_DECODE_ACCELERATOR_H_ 182 #endif // MEDIA_GPU_V4L2_JPEG_DECODE_ACCELERATOR_H_
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