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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 /* | 11 /* |
12 * WebRTC's wrapper to libyuv. | 12 * WebRTC's wrapper to libyuv. |
13 */ | 13 */ |
14 | 14 |
15 #ifndef WEBRTC_COMMON_VIDEO_LIBYUV_INCLUDE_WEBRTC_LIBYUV_H_ | 15 #ifndef WEBRTC_COMMON_VIDEO_LIBYUV_INCLUDE_WEBRTC_LIBYUV_H_ |
16 #define WEBRTC_COMMON_VIDEO_LIBYUV_INCLUDE_WEBRTC_LIBYUV_H_ | 16 #define WEBRTC_COMMON_VIDEO_LIBYUV_INCLUDE_WEBRTC_LIBYUV_H_ |
17 | 17 |
18 #include <stdio.h> | 18 #include <stdio.h> |
19 #include <vector> | 19 #include <vector> |
20 | 20 |
| 21 #include "webrtc/api/video/video_frame.h" |
21 #include "webrtc/common_types.h" // RawVideoTypes. | 22 #include "webrtc/common_types.h" // RawVideoTypes. |
22 #include "webrtc/common_video/rotation.h" | |
23 #include "webrtc/typedefs.h" | 23 #include "webrtc/typedefs.h" |
24 #include "webrtc/video_frame.h" | |
25 | 24 |
26 namespace webrtc { | 25 namespace webrtc { |
27 | 26 |
| 27 class I420Buffer; |
| 28 |
28 // Supported video types. | 29 // Supported video types. |
29 enum VideoType { | 30 enum VideoType { |
30 kUnknown, | 31 kUnknown, |
31 kI420, | 32 kI420, |
32 kIYUV, | 33 kIYUV, |
33 kRGB24, | 34 kRGB24, |
34 kABGR, | 35 kABGR, |
35 kARGB, | 36 kARGB, |
36 kARGB4444, | 37 kARGB4444, |
37 kRGB565, | 38 kRGB565, |
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90 // - crop_x/crop_y : Starting positions for cropping (0 for no crop). | 91 // - crop_x/crop_y : Starting positions for cropping (0 for no crop). |
91 // - src_width : src width in pixels. | 92 // - src_width : src width in pixels. |
92 // - src_height : src height in pixels. | 93 // - src_height : src height in pixels. |
93 // - sample_size : Required only for the parsing of MJPG (set to 0 else). | 94 // - sample_size : Required only for the parsing of MJPG (set to 0 else). |
94 // - rotate : Rotation mode of output image. | 95 // - rotate : Rotation mode of output image. |
95 // Output: | 96 // Output: |
96 // - dst_buffer : Reference to a destination frame buffer. | 97 // - dst_buffer : Reference to a destination frame buffer. |
97 // Return value: 0 if OK, < 0 otherwise. | 98 // Return value: 0 if OK, < 0 otherwise. |
98 | 99 |
99 // TODO(nisse): Delete this wrapper, and let users call libyuv directly. Most | 100 // TODO(nisse): Delete this wrapper, and let users call libyuv directly. Most |
100 // calls pass |src_video_type| == kI420, and should use libyuv::I420Copy. The | 101 // calls pass |src_video_type| == kI420, and should use libyuv::I420Copy. Also |
101 // only exception at the time of this writing is | 102 // remember to delete the I420Buffer forward declaration above. The only |
102 // VideoCaptureImpl::IncomingFrame, which still needs libyuv::ConvertToI420. | 103 // exception at the time of this writing is VideoCaptureImpl::IncomingFrame, |
| 104 // which still needs libyuv::ConvertToI420. |
103 int ConvertToI420(VideoType src_video_type, | 105 int ConvertToI420(VideoType src_video_type, |
104 const uint8_t* src_frame, | 106 const uint8_t* src_frame, |
105 int crop_x, | 107 int crop_x, |
106 int crop_y, | 108 int crop_y, |
107 int src_width, | 109 int src_width, |
108 int src_height, | 110 int src_height, |
109 size_t sample_size, | 111 size_t sample_size, |
110 VideoRotation rotation, | 112 VideoRotation rotation, |
111 I420Buffer* dst_buffer); | 113 I420Buffer* dst_buffer); |
112 | 114 |
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155 uint8_t* dst_u, int dst_stride_u, | 157 uint8_t* dst_u, int dst_stride_u, |
156 uint8_t* dst_v, int dst_stride_v, | 158 uint8_t* dst_v, int dst_stride_v, |
157 int dst_width, int dst_height); | 159 int dst_width, int dst_height); |
158 private: | 160 private: |
159 std::vector<uint8_t> tmp_uv_planes_; | 161 std::vector<uint8_t> tmp_uv_planes_; |
160 }; | 162 }; |
161 | 163 |
162 } // namespace webrtc | 164 } // namespace webrtc |
163 | 165 |
164 #endif // WEBRTC_COMMON_VIDEO_LIBYUV_INCLUDE_WEBRTC_LIBYUV_H_ | 166 #endif // WEBRTC_COMMON_VIDEO_LIBYUV_INCLUDE_WEBRTC_LIBYUV_H_ |
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