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1 /* | 1 /* |
2 * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2011 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_MEDIA_ENGINE_WEBRTCVIDEOFRAME_H_ | 11 #ifndef WEBRTC_MEDIA_ENGINE_WEBRTCVIDEOFRAME_H_ |
12 #define WEBRTC_MEDIA_ENGINE_WEBRTCVIDEOFRAME_H_ | 12 #define WEBRTC_MEDIA_ENGINE_WEBRTCVIDEOFRAME_H_ |
13 | 13 |
14 #include <memory> | 14 #include <memory> |
15 | 15 |
16 #include "webrtc/base/buffer.h" | 16 #include "webrtc/base/buffer.h" |
17 #include "webrtc/base/refcount.h" | 17 #include "webrtc/base/refcount.h" |
18 #include "webrtc/base/scoped_ref_ptr.h" | 18 #include "webrtc/base/scoped_ref_ptr.h" |
19 #include "webrtc/common_types.h" | 19 #include "webrtc/common_types.h" |
20 #include "webrtc/common_video/include/video_frame_buffer.h" | 20 #include "webrtc/common_video/include/video_frame_buffer.h" |
21 #include "webrtc/media/base/videoframe.h" | 21 #include "webrtc/media/base/videoframe.h" |
22 #include "webrtc/base/gtest_prod_util.h" | |
23 | 22 |
24 namespace cricket { | 23 namespace cricket { |
25 | 24 |
26 struct CapturedFrame; | 25 struct CapturedFrame; |
27 | 26 |
28 class WebRtcVideoFrame : public VideoFrame { | 27 class WebRtcVideoFrame : public VideoFrame { |
29 public: | 28 public: |
30 WebRtcVideoFrame(); | 29 WebRtcVideoFrame(); |
31 | 30 |
32 // Preferred construction, with microsecond timestamp. | 31 // Preferred construction, with microsecond timestamp. |
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55 int64_t time_stamp_ns, | 54 int64_t time_stamp_ns, |
56 webrtc::VideoRotation rotation); | 55 webrtc::VideoRotation rotation); |
57 | 56 |
58 // The timestamp of the captured frame is expected to use the same | 57 // The timestamp of the captured frame is expected to use the same |
59 // timescale and epoch as rtc::Time. | 58 // timescale and epoch as rtc::Time. |
60 // TODO(nisse): Consider adding a warning message, or even an RTC_DCHECK, if | 59 // TODO(nisse): Consider adding a warning message, or even an RTC_DCHECK, if |
61 // the time is too far off. | 60 // the time is too far off. |
62 bool Init(const CapturedFrame* frame, int dw, int dh, bool apply_rotation); | 61 bool Init(const CapturedFrame* frame, int dw, int dh, bool apply_rotation); |
63 | 62 |
64 void InitToEmptyBuffer(int w, int h); | 63 void InitToEmptyBuffer(int w, int h); |
| 64 void InitToEmptyBuffer(int w, int h, int64_t time_stamp_ns); |
65 | 65 |
66 int width() const override; | 66 int width() const override; |
67 int height() const override; | 67 int height() const override; |
68 | 68 |
69 const rtc::scoped_refptr<webrtc::VideoFrameBuffer>& video_frame_buffer() | 69 const rtc::scoped_refptr<webrtc::VideoFrameBuffer>& video_frame_buffer() |
70 const override; | 70 const override; |
71 | 71 |
72 /* System monotonic clock */ | 72 /* System monotonic clock */ |
73 int64_t timestamp_us() const override { return timestamp_us_; } | 73 int64_t timestamp_us() const override { return timestamp_us_; } |
74 void set_timestamp_us(int64_t time_us) override { timestamp_us_ = time_us; }; | 74 void set_timestamp_us(int64_t time_us) override { timestamp_us_ = time_us; }; |
75 | 75 |
76 webrtc::VideoRotation rotation() const override { return rotation_; } | 76 webrtc::VideoRotation rotation() const override { return rotation_; } |
77 | 77 |
78 VideoFrame* Copy() const override; | 78 VideoFrame* Copy() const override; |
79 | 79 |
80 size_t ConvertToRgbBuffer(uint32_t to_fourcc, | 80 size_t ConvertToRgbBuffer(uint32_t to_fourcc, |
81 uint8_t* buffer, | 81 uint8_t* buffer, |
82 size_t size, | 82 size_t size, |
83 int stride_rgb) const override; | 83 int stride_rgb) const override; |
84 | 84 |
85 const VideoFrame* GetCopyWithRotationApplied() const override; | 85 const VideoFrame* GetCopyWithRotationApplied() const override; |
86 | 86 |
87 protected: | 87 protected: |
| 88 void set_rotation(webrtc::VideoRotation rotation) override { |
| 89 rotation_ = rotation; |
| 90 } |
88 // Creates a frame from a raw sample with FourCC |format| and size |w| x |h|. | 91 // Creates a frame from a raw sample with FourCC |format| and size |w| x |h|. |
89 // |h| can be negative indicating a vertically flipped image. | 92 // |h| can be negative indicating a vertically flipped image. |
90 // |dw| is destination width; can be less than |w| if cropping is desired. | 93 // |dw| is destination width; can be less than |w| if cropping is desired. |
91 // |dh| is destination height, like |dw|, but must be a positive number. | 94 // |dh| is destination height, like |dw|, but must be a positive number. |
92 // Returns whether the function succeeded or failed. | 95 // Returns whether the function succeeded or failed. |
93 bool Reset(uint32_t format, | 96 bool Reset(uint32_t format, |
94 int w, | 97 int w, |
95 int h, | 98 int h, |
96 int dw, | 99 int dw, |
97 int dh, | 100 int dh, |
98 uint8_t* sample, | 101 uint8_t* sample, |
99 size_t sample_size, | 102 size_t sample_size, |
100 int64_t timestamp_us, | 103 int64_t timestamp_us, |
101 webrtc::VideoRotation rotation, | 104 webrtc::VideoRotation rotation, |
102 bool apply_rotation); | 105 bool apply_rotation); |
103 | 106 |
104 private: | 107 private: |
105 // The test mutates |rotation_|, so it needs to be a friend. | 108 VideoFrame* CreateEmptyFrame(int w, int h, |
106 FRIEND_TEST_ALL_PREFIXES(WebRtcVideoFrameTest, ApplyRotationToFrame); | 109 int64_t time_stamp_ns) const override; |
107 | 110 |
108 // An opaque reference counted handle that stores the pixel data. | 111 // An opaque reference counted handle that stores the pixel data. |
109 rtc::scoped_refptr<webrtc::VideoFrameBuffer> video_frame_buffer_; | 112 rtc::scoped_refptr<webrtc::VideoFrameBuffer> video_frame_buffer_; |
110 int64_t timestamp_us_; | 113 int64_t timestamp_us_; |
111 webrtc::VideoRotation rotation_; | 114 webrtc::VideoRotation rotation_; |
112 | 115 |
113 // This is mutable as the calculation is expensive but once calculated, it | 116 // This is mutable as the calculation is expensive but once calculated, it |
114 // remains const. | 117 // remains const. |
115 mutable std::unique_ptr<VideoFrame> rotated_frame_; | 118 mutable std::unique_ptr<VideoFrame> rotated_frame_; |
116 }; | 119 }; |
117 | 120 |
118 } // namespace cricket | 121 } // namespace cricket |
119 | 122 |
120 #endif // WEBRTC_MEDIA_ENGINE_WEBRTCVIDEOFRAME_H_ | 123 #endif // WEBRTC_MEDIA_ENGINE_WEBRTCVIDEOFRAME_H_ |
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