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1 /* | |
2 * Copyright (c) 2012 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_COMMON_VIDEO_INCLUDE_INCOMING_VIDEO_STREAM_H_ | |
12 #define WEBRTC_COMMON_VIDEO_INCLUDE_INCOMING_VIDEO_STREAM_H_ | |
13 | |
14 #pragma message("WARNING: common_video/include is DEPRECATED; use common_video/i
nclude") | |
15 | |
16 #include "webrtc/base/scoped_ptr.h" | |
17 #include "webrtc/base/thread_annotations.h" | |
18 #include "webrtc/common_video/video_render_frames.h" | |
19 | |
20 namespace webrtc { | |
21 class CriticalSectionWrapper; | |
22 class EventTimerWrapper; | |
23 class ThreadWrapper; | |
24 | |
25 class VideoRenderCallback { | |
26 public: | |
27 virtual int32_t RenderFrame(const uint32_t streamId, | |
28 const VideoFrame& videoFrame) = 0; | |
29 | |
30 protected: | |
31 virtual ~VideoRenderCallback() {} | |
32 }; | |
33 | |
34 class IncomingVideoStream : public VideoRenderCallback { | |
35 public: | |
36 explicit IncomingVideoStream(uint32_t stream_id); | |
37 ~IncomingVideoStream(); | |
38 | |
39 // Get callback to deliver frames to the module. | |
40 VideoRenderCallback* ModuleCallback(); | |
41 virtual int32_t RenderFrame(const uint32_t stream_id, | |
42 const VideoFrame& video_frame); | |
43 | |
44 // Set callback to the platform dependent code. | |
45 void SetRenderCallback(VideoRenderCallback* render_callback); | |
46 | |
47 // Callback for file recording, snapshot, ... | |
48 void SetExternalCallback(VideoRenderCallback* render_object); | |
49 | |
50 // Start/Stop. | |
51 int32_t Start(); | |
52 int32_t Stop(); | |
53 | |
54 // Clear all buffers. | |
55 int32_t Reset(); | |
56 | |
57 // Properties. | |
58 uint32_t StreamId() const; | |
59 uint32_t IncomingRate() const; | |
60 | |
61 int32_t SetStartImage(const VideoFrame& video_frame); | |
62 | |
63 int32_t SetTimeoutImage(const VideoFrame& video_frame, | |
64 const uint32_t timeout); | |
65 | |
66 int32_t SetExpectedRenderDelay(int32_t delay_ms); | |
67 | |
68 protected: | |
69 static bool IncomingVideoStreamThreadFun(void* obj); | |
70 bool IncomingVideoStreamProcess(); | |
71 | |
72 private: | |
73 enum { kEventStartupTimeMs = 10 }; | |
74 enum { kEventMaxWaitTimeMs = 100 }; | |
75 enum { kFrameRatePeriodMs = 1000 }; | |
76 | |
77 uint32_t const stream_id_; | |
78 // Critsects in allowed to enter order. | |
79 const rtc::scoped_ptr<CriticalSectionWrapper> stream_critsect_; | |
80 const rtc::scoped_ptr<CriticalSectionWrapper> thread_critsect_; | |
81 const rtc::scoped_ptr<CriticalSectionWrapper> buffer_critsect_; | |
82 rtc::scoped_ptr<ThreadWrapper> incoming_render_thread_ | |
83 GUARDED_BY(thread_critsect_); | |
84 rtc::scoped_ptr<EventTimerWrapper> deliver_buffer_event_; | |
85 | |
86 bool running_ GUARDED_BY(stream_critsect_); | |
87 VideoRenderCallback* external_callback_ GUARDED_BY(thread_critsect_); | |
88 VideoRenderCallback* render_callback_ GUARDED_BY(thread_critsect_); | |
89 const rtc::scoped_ptr<VideoRenderFrames> render_buffers_ | |
90 GUARDED_BY(buffer_critsect_); | |
91 | |
92 uint32_t incoming_rate_ GUARDED_BY(stream_critsect_); | |
93 int64_t last_rate_calculation_time_ms_ GUARDED_BY(stream_critsect_); | |
94 uint16_t num_frames_since_last_calculation_ GUARDED_BY(stream_critsect_); | |
95 int64_t last_render_time_ms_ GUARDED_BY(thread_critsect_); | |
96 VideoFrame temp_frame_ GUARDED_BY(thread_critsect_); | |
97 VideoFrame start_image_ GUARDED_BY(thread_critsect_); | |
98 VideoFrame timeout_image_ GUARDED_BY(thread_critsect_); | |
99 uint32_t timeout_time_ GUARDED_BY(thread_critsect_); | |
100 }; | |
101 | |
102 } // namespace webrtc | |
103 | |
104 #endif // WEBRTC_COMMON_VIDEO_INCLUDE_INCOMING_VIDEO_STREAM_H_ | |
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