OLD | NEW |
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_SENDER_CODECS_VP8_VP8_ENCODER_H_ | 5 #ifndef MEDIA_CAST_SENDER_CODECS_VP8_VP8_ENCODER_H_ |
6 #define MEDIA_CAST_SENDER_CODECS_VP8_VP8_ENCODER_H_ | 6 #define MEDIA_CAST_SENDER_CODECS_VP8_VP8_ENCODER_H_ |
7 | 7 |
8 #include "base/basictypes.h" | |
9 #include "base/memory/scoped_ptr.h" | 8 #include "base/memory/scoped_ptr.h" |
10 #include "base/threading/thread_checker.h" | 9 #include "base/threading/thread_checker.h" |
11 #include "media/cast/cast_config.h" | 10 #include "media/cast/cast_config.h" |
12 #include "media/cast/sender/software_video_encoder.h" | 11 #include "media/cast/sender/software_video_encoder.h" |
13 #include "third_party/libvpx_new/source/libvpx/vpx/vpx_encoder.h" | 12 #include "third_party/libvpx_new/source/libvpx/vpx/vpx_encoder.h" |
14 #include "ui/gfx/geometry/size.h" | 13 #include "ui/gfx/geometry/size.h" |
15 | 14 |
16 namespace media { | 15 namespace media { |
17 class VideoFrame; | 16 class VideoFrame; |
18 } | 17 } |
19 | 18 |
20 namespace media { | 19 namespace media { |
21 namespace cast { | 20 namespace cast { |
22 | 21 |
23 class Vp8Encoder : public SoftwareVideoEncoder { | 22 class Vp8Encoder : public SoftwareVideoEncoder { |
24 public: | 23 public: |
25 explicit Vp8Encoder(const VideoSenderConfig& video_config); | 24 explicit Vp8Encoder(const VideoSenderConfig& video_config); |
26 | 25 |
27 ~Vp8Encoder() final; | 26 ~Vp8Encoder() final; |
28 | 27 |
29 // SoftwareVideoEncoder implementations. | 28 // SoftwareVideoEncoder implementations. |
30 void Initialize() final; | 29 void Initialize() final; |
31 void Encode(const scoped_refptr<media::VideoFrame>& video_frame, | 30 void Encode(const scoped_refptr<media::VideoFrame>& video_frame, |
32 const base::TimeTicks& reference_time, | 31 const base::TimeTicks& reference_time, |
33 SenderEncodedFrame* encoded_frame) final; | 32 SenderEncodedFrame* encoded_frame) final; |
34 void UpdateRates(uint32 new_bitrate) final; | 33 void UpdateRates(uint32_t new_bitrate) final; |
35 void GenerateKeyFrame() final; | 34 void GenerateKeyFrame() final; |
36 | 35 |
37 private: | 36 private: |
38 bool is_initialized() const { | 37 bool is_initialized() const { |
39 // ConfigureForNewFrameSize() sets the timebase denominator value to | 38 // ConfigureForNewFrameSize() sets the timebase denominator value to |
40 // non-zero if the encoder is successfully initialized, and it is zero | 39 // non-zero if the encoder is successfully initialized, and it is zero |
41 // otherwise. | 40 // otherwise. |
42 return config_.g_timebase.den != 0; | 41 return config_.g_timebase.den != 0; |
43 } | 42 } |
44 | 43 |
(...skipping 14 matching lines...) Expand all Loading... |
59 | 58 |
60 // Saves the current bitrate setting, for when the |encoder_| is reconfigured | 59 // Saves the current bitrate setting, for when the |encoder_| is reconfigured |
61 // for different frame sizes. | 60 // for different frame sizes. |
62 int bitrate_kbit_; | 61 int bitrate_kbit_; |
63 | 62 |
64 // The |VideoFrame::timestamp()| of the last encoded frame. This is used to | 63 // The |VideoFrame::timestamp()| of the last encoded frame. This is used to |
65 // predict the duration of the next frame. | 64 // predict the duration of the next frame. |
66 base::TimeDelta last_frame_timestamp_; | 65 base::TimeDelta last_frame_timestamp_; |
67 | 66 |
68 // The last encoded frame's ID. | 67 // The last encoded frame's ID. |
69 uint32 last_encoded_frame_id_; | 68 uint32_t last_encoded_frame_id_; |
70 | 69 |
71 // This is bound to the thread where Initialize() is called. | 70 // This is bound to the thread where Initialize() is called. |
72 base::ThreadChecker thread_checker_; | 71 base::ThreadChecker thread_checker_; |
73 | 72 |
74 // Set to true once a frame with zero-length encoded data has been | 73 // Set to true once a frame with zero-length encoded data has been |
75 // encountered. | 74 // encountered. |
76 // TODO(miu): Remove after discovering cause. http://crbug.com/519022 | 75 // TODO(miu): Remove after discovering cause. http://crbug.com/519022 |
77 bool has_seen_zero_length_encoded_frame_; | 76 bool has_seen_zero_length_encoded_frame_; |
78 | 77 |
79 DISALLOW_COPY_AND_ASSIGN(Vp8Encoder); | 78 DISALLOW_COPY_AND_ASSIGN(Vp8Encoder); |
80 }; | 79 }; |
81 | 80 |
82 } // namespace cast | 81 } // namespace cast |
83 } // namespace media | 82 } // namespace media |
84 | 83 |
85 #endif // MEDIA_CAST_SENDER_CODECS_VP8_VP8_ENCODER_H_ | 84 #endif // MEDIA_CAST_SENDER_CODECS_VP8_VP8_ENCODER_H_ |
OLD | NEW |