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1 /* | |
2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. | |
3 * | |
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 | |
6 * tree. An additional intellectual property rights grant can be found | |
7 * in the file PATENTS. All contributing project authors may | |
8 * be found in the AUTHORS file in the root of the source tree. | |
9 */ | |
10 | |
11 #ifndef WEBRTC_API_ANDROIDVIDEOTRACKSOURCE_H_ | |
12 #define WEBRTC_API_ANDROIDVIDEOTRACKSOURCE_H_ | |
13 | |
14 #include "webrtc/api/android/jni/native_handle_impl.h" | |
15 #include "webrtc/api/android/jni/surfacetexturehelper_jni.h" | |
16 #include "webrtc/api/mediastreaminterface.h" | |
17 #include "webrtc/api/notifier.h" | |
18 #include "webrtc/base/asyncinvoker.h" | |
19 #include "webrtc/base/checks.h" | |
20 #include "webrtc/base/thread_checker.h" | |
21 #include "webrtc/base/timestampaligner.h" | |
22 #include "webrtc/common_video/include/i420_buffer_pool.h" | |
23 #include "webrtc/media/base/videoadapter.h" | |
24 #include "webrtc/media/base/videobroadcaster.h" | |
25 #include "webrtc/media/base/videosinkinterface.h" | |
26 #include "third_party/libyuv/include/libyuv/convert.h" | |
27 | |
28 namespace webrtc { | |
29 | |
30 class AndroidVideoTrackSource : public Notifier<VideoTrackSourceInterface> { | |
31 public: | |
32 AndroidVideoTrackSource(rtc::Thread* signaling_thread, | |
33 JNIEnv* jni, | |
34 jobject j_egl_context); | |
35 ~AndroidVideoTrackSource(); | |
36 | |
37 // Not used on Android. | |
38 // TODO(sakal/magjed): Try to remove this from the interface. | |
39 void Stop() override { RTC_NOTREACHED(); }; | |
40 // Not used on Android. | |
41 // TODO(sakal/magjed): Try to remove this from the interface. | |
42 void Restart() override { RTC_NOTREACHED(); } | |
43 | |
44 // Currently, none of the Android implementations are screencast. | |
45 bool is_screencast() const override { return false; } | |
46 | |
47 // Indicates that the encoder should denoise video before encoding it. | |
48 // If it is not set, the default configuration is used which is different | |
49 // depending on video codec. | |
50 rtc::Optional<bool> needs_denoising() const override { | |
51 return rtc::Optional<bool>(false); | |
52 } | |
53 | |
54 // Returns false if no stats are available, e.g, for a remote | |
55 // source, or a source which has not seen its first frame yet. | |
56 // Should avoid blocking. | |
57 bool GetStats(Stats* stats) override; | |
58 | |
59 // Called by the native capture observer | |
60 void SetState(SourceState state); | |
61 | |
62 SourceState state() const override { return state_; } | |
63 | |
64 bool remote() const override { return false; } | |
65 | |
66 void AddOrUpdateSink(rtc::VideoSinkInterface<cricket::VideoFrame>* sink, | |
67 const rtc::VideoSinkWants& wants) override; | |
68 void RemoveSink(rtc::VideoSinkInterface<cricket::VideoFrame>* sink) override; | |
69 | |
70 void OnFrame(const cricket::VideoFrame& frame, int width, int height); | |
magjed_webrtc
2016/07/19 12:57:47
Make private.
sakal
2016/07/19 13:46:23
Done.
| |
71 | |
72 void OnByteBufferFrameCaptured(const void* frame_data, | |
73 int length, | |
74 int width, | |
75 int height, | |
76 int rotation, | |
77 int64_t timestamp_ns); | |
78 | |
79 void OnTextureFrameCaptured(int width, | |
80 int height, | |
81 int rotation, | |
82 int64_t timestamp_ns, | |
83 const webrtc_jni::NativeHandleImpl& handle); | |
84 | |
85 void OnOutputFormatRequest(int width, int height, int fps); | |
86 | |
87 rtc::scoped_refptr<webrtc_jni::SurfaceTextureHelper> | |
88 surface_texture_helper() { | |
89 return surface_texture_helper_; | |
90 } | |
91 | |
92 private: | |
93 rtc::Thread* signaling_thread_; | |
94 rtc::AsyncInvoker invoker_; | |
95 rtc::CriticalSection stats_crit_; | |
magjed_webrtc
2016/07/19 12:57:47
Move this to the line above stats_.
sakal
2016/07/19 13:46:23
Done.
| |
96 rtc::ThreadChecker worker_thread_checker_; | |
97 rtc::ThreadChecker camera_thread_checker_; | |
98 rtc::Optional<Stats> stats_ GUARDED_BY(stats_crit_); | |
99 SourceState state_; | |
100 rtc::VideoBroadcaster broadcaster_; | |
101 rtc::TimestampAligner timestamp_aligner_; | |
102 cricket::VideoAdapter video_adapter_; | |
103 bool apply_rotation_; | |
104 webrtc::I420BufferPool pre_scale_pool_; | |
105 webrtc::I420BufferPool post_scale_pool_; | |
106 rtc::scoped_refptr<webrtc_jni::SurfaceTextureHelper> surface_texture_helper_; | |
107 | |
108 void OnSinkWantsChanged(const rtc::VideoSinkWants& wants); | |
109 | |
110 bool AdaptFrame(int width, | |
111 int height, | |
112 int64_t camera_time_us, | |
113 int64_t system_time_us, | |
114 int* out_width, | |
115 int* out_height, | |
116 int* crop_width, | |
117 int* crop_height, | |
118 int* crop_x, | |
119 int* crop_y, | |
120 int64_t* translated_camera_time_us); | |
121 }; | |
122 } | |
magjed_webrtc
2016/07/19 12:57:47
nit: Add empty line between }:s and comment "// na
sakal
2016/07/19 13:46:23
Done.
| |
123 | |
124 #endif // WEBRTC_API_ANDROIDVIDEOTRACKSOURCE_H_ | |
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