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1 /* | 1 /* |
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #ifndef WEBRTC_MODULES_VIDEO_CODING_GENERIC_DECODER_H_ | 11 #ifndef WEBRTC_MODULES_VIDEO_CODING_GENERIC_DECODER_H_ |
12 #define WEBRTC_MODULES_VIDEO_CODING_GENERIC_DECODER_H_ | 12 #define WEBRTC_MODULES_VIDEO_CODING_GENERIC_DECODER_H_ |
13 | 13 |
| 14 #include <memory> |
| 15 |
14 #include "webrtc/base/criticalsection.h" | 16 #include "webrtc/base/criticalsection.h" |
15 #include "webrtc/base/thread_checker.h" | 17 #include "webrtc/base/thread_checker.h" |
16 #include "webrtc/modules/include/module_common_types.h" | 18 #include "webrtc/modules/include/module_common_types.h" |
17 #include "webrtc/modules/video_coding/encoded_frame.h" | 19 #include "webrtc/modules/video_coding/encoded_frame.h" |
18 #include "webrtc/modules/video_coding/include/video_codec_interface.h" | 20 #include "webrtc/modules/video_coding/include/video_codec_interface.h" |
19 #include "webrtc/modules/video_coding/timestamp_map.h" | 21 #include "webrtc/modules/video_coding/timestamp_map.h" |
20 #include "webrtc/modules/video_coding/timing.h" | 22 #include "webrtc/modules/video_coding/timing.h" |
21 | 23 |
22 namespace webrtc { | 24 namespace webrtc { |
23 | 25 |
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66 // from the same thread, and therfore a lock is not required to access it. | 68 // from the same thread, and therfore a lock is not required to access it. |
67 VCMReceiveCallback* _receiveCallback = nullptr; | 69 VCMReceiveCallback* _receiveCallback = nullptr; |
68 VCMTiming* _timing; | 70 VCMTiming* _timing; |
69 rtc::CriticalSection lock_; | 71 rtc::CriticalSection lock_; |
70 VCMTimestampMap _timestampMap GUARDED_BY(lock_); | 72 VCMTimestampMap _timestampMap GUARDED_BY(lock_); |
71 uint64_t _lastReceivedPictureID; | 73 uint64_t _lastReceivedPictureID; |
72 int64_t ntp_offset_; | 74 int64_t ntp_offset_; |
73 }; | 75 }; |
74 | 76 |
75 class VCMGenericDecoder { | 77 class VCMGenericDecoder { |
76 friend class VCMCodecDataBase; | |
77 | |
78 public: | 78 public: |
79 explicit VCMGenericDecoder(VideoDecoder* decoder, bool isExternal = false); | 79 explicit VCMGenericDecoder(VideoDecoder* decoder, bool isExternal = false); |
80 ~VCMGenericDecoder(); | 80 ~VCMGenericDecoder(); |
81 | 81 |
82 /** | 82 /** |
83 * Initialize the decoder with the information from the VideoCodec | 83 * Initialize the decoder with the information from the VideoCodec |
84 */ | 84 */ |
85 int32_t InitDecode(const VideoCodec* settings, int32_t numberOfCores); | 85 int32_t InitDecode(const VideoCodec* settings, int32_t numberOfCores); |
86 | 86 |
87 /** | 87 /** |
88 * Decode to a raw I420 frame, | 88 * Decode to a raw I420 frame, |
89 * | 89 * |
90 * inputVideoBuffer reference to encoded video frame | 90 * inputVideoBuffer reference to encoded video frame |
91 */ | 91 */ |
92 int32_t Decode(const VCMEncodedFrame& inputFrame, int64_t nowMs); | 92 int32_t Decode(const VCMEncodedFrame& inputFrame, int64_t nowMs); |
93 | 93 |
94 /** | 94 /** |
95 * Free the decoder memory | |
96 */ | |
97 int32_t Release(); | |
98 | |
99 /** | |
100 * Set decode callback. Deregistering while decoding is illegal. | 95 * Set decode callback. Deregistering while decoding is illegal. |
101 */ | 96 */ |
102 int32_t RegisterDecodeCompleteCallback(VCMDecodedFrameCallback* callback); | 97 int32_t RegisterDecodeCompleteCallback(VCMDecodedFrameCallback* callback); |
103 | 98 |
104 bool External() const; | 99 bool External() const; |
105 bool PrefersLateDecoding() const; | 100 bool PrefersLateDecoding() const; |
| 101 bool IsSameDecoder(VideoDecoder* decoder) const { |
| 102 return decoder_.get() == decoder; |
| 103 } |
106 | 104 |
107 private: | 105 private: |
108 VCMDecodedFrameCallback* _callback; | 106 VCMDecodedFrameCallback* _callback; |
109 VCMFrameInformation _frameInfos[kDecoderFrameMemoryLength]; | 107 VCMFrameInformation _frameInfos[kDecoderFrameMemoryLength]; |
110 uint32_t _nextFrameInfoIdx; | 108 uint32_t _nextFrameInfoIdx; |
111 VideoDecoder* const _decoder; | 109 std::unique_ptr<VideoDecoder> decoder_; |
112 VideoCodecType _codecType; | 110 VideoCodecType _codecType; |
113 bool _isExternal; | 111 const bool _isExternal; |
114 bool _keyFrameDecoded; | |
115 VideoContentType _last_keyframe_content_type; | 112 VideoContentType _last_keyframe_content_type; |
116 }; | 113 }; |
117 | 114 |
118 } // namespace webrtc | 115 } // namespace webrtc |
119 | 116 |
120 #endif // WEBRTC_MODULES_VIDEO_CODING_GENERIC_DECODER_H_ | 117 #endif // WEBRTC_MODULES_VIDEO_CODING_GENERIC_DECODER_H_ |
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