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Side by Side Diff: media/webm/webm_stream_parser.h

Issue 10534096: Generalize AesDecryptor to make it more spec compliant. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Revise on comments. Created 8 years, 6 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 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 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_WEBM_WEBM_STREAM_PARSER_H_ 5 #ifndef MEDIA_WEBM_WEBM_STREAM_PARSER_H_
6 #define MEDIA_WEBM_WEBM_STREAM_PARSER_H_ 6 #define MEDIA_WEBM_WEBM_STREAM_PARSER_H_
7 7
8 #include "base/callback_forward.h" 8 #include "base/callback_forward.h"
9 #include "base/memory/ref_counted.h" 9 #include "base/memory/ref_counted.h"
10 #include "media/base/audio_decoder_config.h" 10 #include "media/base/audio_decoder_config.h"
11 #include "media/base/buffers.h" 11 #include "media/base/buffers.h"
12 #include "media/base/byte_queue.h" 12 #include "media/base/byte_queue.h"
13 #include "media/base/stream_parser.h" 13 #include "media/base/stream_parser.h"
14 #include "media/base/video_decoder_config.h" 14 #include "media/base/video_decoder_config.h"
15 #include "media/webm/webm_cluster_parser.h" 15 #include "media/webm/webm_cluster_parser.h"
16 16
17 namespace media { 17 namespace media {
18 18
19 class WebMStreamParser : public StreamParser { 19 class WebMStreamParser : public StreamParser {
20 public: 20 public:
21 WebMStreamParser(); 21 WebMStreamParser();
22 virtual ~WebMStreamParser(); 22 virtual ~WebMStreamParser();
23 23
24 // StreamParser implementation. 24 // StreamParser implementation.
25 virtual void Init(const InitCB& init_cb, const NewConfigCB& config_cb, 25 virtual void Init(const InitCB& init_cb, const NewConfigCB& config_cb,
26 const NewBuffersCB& audio_cb, 26 const NewBuffersCB& audio_cb,
27 const NewBuffersCB& video_cb, 27 const NewBuffersCB& video_cb,
28 const KeyNeededCB& key_needed_cb) OVERRIDE; 28 const NeedKeyCB& need_key_cb) OVERRIDE;
29 virtual void Flush() OVERRIDE; 29 virtual void Flush() OVERRIDE;
30 virtual bool Parse(const uint8* buf, int size) OVERRIDE; 30 virtual bool Parse(const uint8* buf, int size) OVERRIDE;
31 31
32 private: 32 private:
33 enum State { 33 enum State {
34 kWaitingForInit, 34 kWaitingForInit,
35 kParsingHeaders, 35 kParsingHeaders,
36 kParsingClusters, 36 kParsingClusters,
37 kError 37 kError
38 }; 38 };
(...skipping 17 matching lines...) Expand all
56 // Returns < 0 if the parse fails. 56 // Returns < 0 if the parse fails.
57 // Returns 0 if more data is needed. 57 // Returns 0 if more data is needed.
58 // Returning > 0 indicates success & the number of bytes parsed. 58 // Returning > 0 indicates success & the number of bytes parsed.
59 int ParseCluster(const uint8* data, int size); 59 int ParseCluster(const uint8* data, int size);
60 60
61 State state_; 61 State state_;
62 InitCB init_cb_; 62 InitCB init_cb_;
63 NewConfigCB config_cb_; 63 NewConfigCB config_cb_;
64 NewBuffersCB audio_cb_; 64 NewBuffersCB audio_cb_;
65 NewBuffersCB video_cb_; 65 NewBuffersCB video_cb_;
66 KeyNeededCB key_needed_cb_; 66 NeedKeyCB need_key_cb_;
67 67
68 scoped_ptr<WebMClusterParser> cluster_parser_; 68 scoped_ptr<WebMClusterParser> cluster_parser_;
69 ByteQueue byte_queue_; 69 ByteQueue byte_queue_;
70 70
71 DISALLOW_COPY_AND_ASSIGN(WebMStreamParser); 71 DISALLOW_COPY_AND_ASSIGN(WebMStreamParser);
72 }; 72 };
73 73
74 } // namespace media 74 } // namespace media
75 75
76 #endif // MEDIA_WEBM_WEBM_STREAM_PARSER_H_ 76 #endif // MEDIA_WEBM_WEBM_STREAM_PARSER_H_
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