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Side by Side Diff: remoting/base/encoder_vp8.h

Issue 10877014: Moved the video encoders/decoders to the codec directory. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Addressed comments Created 8 years, 4 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #ifndef REMOTING_BASE_ENCODER_VP8_H_
6 #define REMOTING_BASE_ENCODER_VP8_H_
7
8 #include "base/gtest_prod_util.h"
9 #include "remoting/base/encoder.h"
10 #include "third_party/skia/include/core/SkRegion.h"
11
12 typedef struct vpx_codec_ctx vpx_codec_ctx_t;
13 typedef struct vpx_image vpx_image_t;
14
15 namespace remoting {
16
17 // A class that uses VP8 to perform encoding.
18 class EncoderVp8 : public Encoder {
19 public:
20 EncoderVp8();
21 virtual ~EncoderVp8();
22
23 virtual void Encode(
24 scoped_refptr<CaptureData> capture_data,
25 bool key_frame,
26 const DataAvailableCallback& data_available_callback) OVERRIDE;
27
28 private:
29 FRIEND_TEST_ALL_PREFIXES(EncoderVp8Test, AlignAndClipRect);
30
31 // Initialize the encoder. Returns true if successful.
32 bool Init(const SkISize& size);
33
34 // Destroy the encoder.
35 void Destroy();
36
37 // Prepare |image_| for encoding. Write updated rectangles into
38 // |updated_region|.
39 void PrepareImage(scoped_refptr<CaptureData> capture_data,
40 SkRegion* updated_region);
41
42 // Update the active map according to |updated_region|. Active map is then
43 // given to the encoder to speed up encoding.
44 void PrepareActiveMap(const SkRegion& updated_region);
45
46 // True if the encoder is initialized.
47 bool initialized_;
48
49 scoped_ptr<vpx_codec_ctx_t> codec_;
50 scoped_ptr<vpx_image_t> image_;
51 scoped_array<uint8> active_map_;
52 int active_map_width_;
53 int active_map_height_;
54 int last_timestamp_;
55
56 // Buffer for storing the yuv image.
57 scoped_array<uint8> yuv_image_;
58
59 DISALLOW_COPY_AND_ASSIGN(EncoderVp8);
60 };
61
62 } // namespace remoting
63
64 #endif // REMOTING_BASE_ENCODER_VP8_H_
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