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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 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 | 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 MEDIA_CDM_CDM_HELPERS_H_ | 5 #ifndef MEDIA_CDM_CDM_VIDEO_FRAME_H_ |
6 #define MEDIA_CDM_CDM_HELPERS_H_ | 6 #define MEDIA_CDM_CDM_VIDEO_FRAME_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include "base/macros.h" | 10 #include "base/macros.h" |
11 #include "base/memory/ref_counted.h" | |
11 #include "media/cdm/api/content_decryption_module.h" | 12 #include "media/cdm/api/content_decryption_module.h" |
13 #include "ui/gfx/geometry/size.h" | |
12 | 14 |
13 namespace media { | 15 namespace media { |
14 | 16 |
15 class DecryptedBlockImpl : public cdm::DecryptedBlock { | 17 class VideoFrame; |
18 | |
19 class CdmVideoFrame : public cdm::VideoFrame { | |
16 public: | 20 public: |
17 DecryptedBlockImpl(); | 21 CdmVideoFrame(); |
18 ~DecryptedBlockImpl() final; | 22 ~CdmVideoFrame() override; |
19 | |
20 // cdm::DecryptedBlock implementation. | |
21 void SetDecryptedBuffer(cdm::Buffer* buffer) final; | |
22 cdm::Buffer* DecryptedBuffer() final; | |
23 void SetTimestamp(int64_t timestamp) final; | |
24 int64_t Timestamp() const final; | |
25 | |
26 private: | |
27 cdm::Buffer* buffer_; | |
28 int64_t timestamp_; | |
29 | |
30 DISALLOW_COPY_AND_ASSIGN(DecryptedBlockImpl); | |
31 }; | |
32 | |
33 class VideoFrameImpl : public cdm::VideoFrame { | |
34 public: | |
35 VideoFrameImpl(); | |
36 ~VideoFrameImpl() final; | |
37 | 23 |
38 // cdm::VideoFrame implementation. | 24 // cdm::VideoFrame implementation. |
39 void SetFormat(cdm::VideoFormat format) final; | 25 void SetFormat(cdm::VideoFormat format) final; |
40 cdm::VideoFormat Format() const final; | 26 cdm::VideoFormat Format() const final; |
41 void SetSize(cdm::Size size) final; | 27 void SetSize(cdm::Size size) final; |
42 cdm::Size Size() const final; | 28 cdm::Size Size() const final; |
43 void SetFrameBuffer(cdm::Buffer* frame_buffer) final; | 29 void SetFrameBuffer(cdm::Buffer* frame_buffer) final; |
44 cdm::Buffer* FrameBuffer() final; | 30 cdm::Buffer* FrameBuffer() final; |
45 void SetPlaneOffset(cdm::VideoFrame::VideoPlane plane, uint32_t offset) final; | 31 void SetPlaneOffset(cdm::VideoFrame::VideoPlane plane, uint32_t offset) final; |
46 uint32_t PlaneOffset(VideoPlane plane) final; | 32 uint32_t PlaneOffset(VideoPlane plane) final; |
47 void SetStride(VideoPlane plane, uint32_t stride) final; | 33 void SetStride(VideoPlane plane, uint32_t stride) final; |
48 uint32_t Stride(VideoPlane plane) final; | 34 uint32_t Stride(VideoPlane plane) final; |
49 void SetTimestamp(int64_t timestamp) final; | 35 void SetTimestamp(int64_t timestamp) final; |
50 int64_t Timestamp() const final; | 36 int64_t Timestamp() const final; |
51 | 37 |
52 private: | 38 // Create a media::VideoFrame based on the data contained in this object. |
39 virtual scoped_refptr<media::VideoFrame> CreateVideoFrame( | |
40 gfx::Size natural_size) = 0; | |
xhwang
2016/02/11 19:24:14
After this call, what's the state of |this|? Can w
jrummell
2016/02/11 22:08:16
Updated comment. FrameBuffer is transferred to bec
| |
41 | |
42 protected: | |
53 // The video buffer format. | 43 // The video buffer format. |
54 cdm::VideoFormat format_; | 44 cdm::VideoFormat format_; |
55 | 45 |
56 // Width and height of the video frame. | 46 // Width and height of the video frame. |
57 cdm::Size size_; | 47 cdm::Size size_; |
58 | 48 |
59 // The video frame buffer. | 49 // The video frame buffer. |
60 cdm::Buffer* frame_buffer_; | 50 cdm::Buffer* frame_buffer_; |
61 | 51 |
62 // Array of data pointers to each plane in the video frame buffer. | 52 // Array of data pointers to each plane in the video frame buffer. |
63 uint32_t plane_offsets_[kMaxPlanes]; | 53 uint32_t plane_offsets_[kMaxPlanes]; |
64 | 54 |
65 // Array of strides for each plane, typically greater or equal to the width | 55 // Array of strides for each plane, typically greater or equal to the width |
66 // of the surface divided by the horizontal sampling period. Note that | 56 // of the surface divided by the horizontal sampling period. Note that |
67 // strides can be negative. | 57 // strides can be negative. |
68 uint32_t strides_[kMaxPlanes]; | 58 uint32_t strides_[kMaxPlanes]; |
69 | 59 |
70 // Presentation timestamp in microseconds. | 60 // Presentation timestamp in microseconds. |
71 int64_t timestamp_; | 61 int64_t timestamp_; |
72 | 62 |
73 DISALLOW_COPY_AND_ASSIGN(VideoFrameImpl); | |
74 }; | |
75 | |
76 class AudioFramesImpl : public cdm::AudioFrames { | |
77 public: | |
78 AudioFramesImpl(); | |
79 ~AudioFramesImpl() final; | |
80 | |
81 // cdm::AudioFrames implementation. | |
82 void SetFrameBuffer(cdm::Buffer* buffer) final; | |
83 cdm::Buffer* FrameBuffer() final; | |
84 void SetFormat(cdm::AudioFormat format) final; | |
85 cdm::AudioFormat Format() const final; | |
86 | |
87 cdm::Buffer* PassFrameBuffer(); | |
88 | |
89 private: | 63 private: |
90 cdm::Buffer* buffer_; | 64 DISALLOW_COPY_AND_ASSIGN(CdmVideoFrame); |
91 cdm::AudioFormat format_; | |
92 | |
93 DISALLOW_COPY_AND_ASSIGN(AudioFramesImpl); | |
94 }; | 65 }; |
95 | 66 |
96 } // namespace media | 67 } // namespace media |
97 | 68 |
98 #endif // MEDIA_CDM_CDM_HELPERS_H_ | 69 #endif // MEDIA_CDM_CDM_VIDEO_FRAME_H_ |
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