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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef MEDIA_CAST_VIDEO_SENDER_SOFTWARE_VIDEO_ENCODER_H_ | 5 #ifndef MEDIA_CAST_VIDEO_SENDER_SOFTWARE_VIDEO_ENCODER_H_ |
6 #define MEDIA_CAST_VIDEO_SENDER_SOFTWARE_VIDEO_ENCODER_H_ | 6 #define MEDIA_CAST_VIDEO_SENDER_SOFTWARE_VIDEO_ENCODER_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
10 | 10 |
11 namespace media { | 11 namespace media { |
12 class VideoFrame; | 12 class VideoFrame; |
13 } | 13 } |
14 | 14 |
15 namespace media { | 15 namespace media { |
16 namespace cast { | 16 namespace cast { |
17 namespace transport { | 17 namespace transport { |
18 struct EncodedVideoFrame; | 18 struct EncodedFrame; |
19 } // namespace transport | 19 } // namespace transport |
20 | 20 |
21 class SoftwareVideoEncoder { | 21 class SoftwareVideoEncoder { |
22 public: | 22 public: |
23 virtual ~SoftwareVideoEncoder() {} | 23 virtual ~SoftwareVideoEncoder() {} |
24 | 24 |
25 // Initialize the encoder before Encode() can be called. This method | 25 // Initialize the encoder before Encode() can be called. This method |
26 // must be called on the thread that Encode() is called. | 26 // must be called on the thread that Encode() is called. |
27 virtual void Initialize() = 0; | 27 virtual void Initialize() = 0; |
28 | 28 |
29 // Encode a raw image (as a part of a video stream). | 29 // Encode a raw image (as a part of a video stream). |
30 virtual bool Encode(const scoped_refptr<media::VideoFrame>& video_frame, | 30 virtual bool Encode(const scoped_refptr<media::VideoFrame>& video_frame, |
31 transport::EncodedVideoFrame* encoded_image) = 0; | 31 transport::EncodedFrame* encoded_image) = 0; |
32 | 32 |
33 // Update the encoder with a new target bit rate. | 33 // Update the encoder with a new target bit rate. |
34 virtual void UpdateRates(uint32 new_bitrate) = 0; | 34 virtual void UpdateRates(uint32 new_bitrate) = 0; |
35 | 35 |
36 // Set the next frame to be a key frame. | 36 // Set the next frame to be a key frame. |
37 virtual void GenerateKeyFrame() = 0; | 37 virtual void GenerateKeyFrame() = 0; |
38 | 38 |
39 // Set the last frame to reference. | 39 // Set the last frame to reference. |
40 virtual void LatestFrameIdToReference(uint32 frame_id) = 0; | 40 virtual void LatestFrameIdToReference(uint32 frame_id) = 0; |
41 }; | 41 }; |
42 | 42 |
43 } // namespace cast | 43 } // namespace cast |
44 } // namespace media | 44 } // namespace media |
45 | 45 |
46 #endif // MEDIA_CAST_VIDEO_SENDER_SOFTWARE_VIDEO_ENCODER_H_ | 46 #endif // MEDIA_CAST_VIDEO_SENDER_SOFTWARE_VIDEO_ENCODER_H_ |
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