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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 an H.264 Decoded Picture Buffer | 5 // This file contains an implementation of an H.264 Decoded Picture Buffer |
6 // used in H264 decoders. | 6 // used in H264 decoders. |
7 | 7 |
8 #ifndef MEDIA_GPU_H264_DPB_H_ | 8 #ifndef MEDIA_GPU_H264_DPB_H_ |
9 #define MEDIA_GPU_H264_DPB_H_ | 9 #define MEDIA_GPU_H264_DPB_H_ |
10 | 10 |
11 #include <stddef.h> | 11 #include <stddef.h> |
12 | 12 |
13 #include <vector> | 13 #include <vector> |
14 | 14 |
15 #include "base/macros.h" | 15 #include "base/macros.h" |
16 #include "base/memory/ref_counted.h" | 16 #include "base/memory/ref_counted.h" |
17 #include "media/filters/h264_parser.h" | 17 #include "media/filters/h264_parser.h" |
| 18 #include "media/gpu/media_gpu_export.h" |
18 | 19 |
19 namespace media { | 20 namespace media { |
20 | 21 |
21 class V4L2H264Picture; | 22 class V4L2H264Picture; |
22 class VaapiH264Picture; | 23 class VaapiH264Picture; |
23 | 24 |
24 // A picture (a frame or a field) in the H.264 spec sense. | 25 // A picture (a frame or a field) in the H.264 spec sense. |
25 // See spec at http://www.itu.int/rec/T-REC-H.264 | 26 // See spec at http://www.itu.int/rec/T-REC-H.264 |
26 class H264Picture : public base::RefCounted<H264Picture> { | 27 class MEDIA_GPU_EXPORT H264Picture : public base::RefCounted<H264Picture> { |
27 public: | 28 public: |
28 using Vector = std::vector<scoped_refptr<H264Picture>>; | 29 using Vector = std::vector<scoped_refptr<H264Picture>>; |
29 | 30 |
30 enum Field { | 31 enum Field { |
31 FIELD_NONE, | 32 FIELD_NONE, |
32 FIELD_TOP, | 33 FIELD_TOP, |
33 FIELD_BOTTOM, | 34 FIELD_BOTTOM, |
34 }; | 35 }; |
35 | 36 |
36 H264Picture(); | 37 H264Picture(); |
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168 | 169 |
169 H264Picture::Vector pics_; | 170 H264Picture::Vector pics_; |
170 size_t max_num_pics_; | 171 size_t max_num_pics_; |
171 | 172 |
172 DISALLOW_COPY_AND_ASSIGN(H264DPB); | 173 DISALLOW_COPY_AND_ASSIGN(H264DPB); |
173 }; | 174 }; |
174 | 175 |
175 } // namespace media | 176 } // namespace media |
176 | 177 |
177 #endif // MEDIA_GPU_H264_DPB_H_ | 178 #endif // MEDIA_GPU_H264_DPB_H_ |
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