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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_FILTERS_DECRYPTING_DEMUXER_STREAM_H_ | 5 #ifndef MEDIA_FILTERS_DECRYPTING_DEMUXER_STREAM_H_ |
6 #define MEDIA_FILTERS_DECRYPTING_DEMUXER_STREAM_H_ | 6 #define MEDIA_FILTERS_DECRYPTING_DEMUXER_STREAM_H_ |
7 | 7 |
8 #include "base/callback.h" | 8 #include "base/callback.h" |
9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
10 #include "base/memory/weak_ptr.h" | 10 #include "base/memory/weak_ptr.h" |
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61 enum State { | 61 enum State { |
62 kUninitialized = 0, | 62 kUninitialized = 0, |
63 kDecryptorRequested, | 63 kDecryptorRequested, |
64 kIdle, | 64 kIdle, |
65 kPendingDemuxerRead, | 65 kPendingDemuxerRead, |
66 kPendingDecrypt, | 66 kPendingDecrypt, |
67 kWaitingForKey | 67 kWaitingForKey |
68 }; | 68 }; |
69 | 69 |
70 // Callback for DecryptorHost::RequestDecryptor(). | 70 // Callback for DecryptorHost::RequestDecryptor(). |
71 void SetDecryptor(Decryptor* decryptor); | 71 void SetDecryptor(Decryptor* decryptor, base::Closure done_cb); |
xhwang
2014/07/29 20:58:07
pass callbacks by const-ref: const base::Closure&
xhwang
2014/07/29 20:58:07
Update comment about |done_cb|.
jrummell
2014/07/30 00:15:13
Done.
jrummell
2014/07/30 00:15:13
Done.
| |
72 | 72 |
73 // Callback for DemuxerStream::Read(). | 73 // Callback for DemuxerStream::Read(). |
74 void DecryptBuffer(DemuxerStream::Status status, | 74 void DecryptBuffer(DemuxerStream::Status status, |
75 const scoped_refptr<DecoderBuffer>& buffer); | 75 const scoped_refptr<DecoderBuffer>& buffer); |
76 | 76 |
77 void DecryptPendingBuffer(); | 77 void DecryptPendingBuffer(); |
78 | 78 |
79 // Callback for Decryptor::Decrypt(). | 79 // Callback for Decryptor::Decrypt(). |
80 void DeliverBuffer(Decryptor::Status status, | 80 void DeliverBuffer(Decryptor::Status status, |
81 const scoped_refptr<DecoderBuffer>& decrypted_buffer); | 81 const scoped_refptr<DecoderBuffer>& decrypted_buffer); |
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125 // NOTE: Weak pointers must be invalidated before all other member variables. | 125 // NOTE: Weak pointers must be invalidated before all other member variables. |
126 base::WeakPtrFactory<DecryptingDemuxerStream> weak_factory_; | 126 base::WeakPtrFactory<DecryptingDemuxerStream> weak_factory_; |
127 base::WeakPtr<DecryptingDemuxerStream> weak_this_; | 127 base::WeakPtr<DecryptingDemuxerStream> weak_this_; |
128 | 128 |
129 DISALLOW_COPY_AND_ASSIGN(DecryptingDemuxerStream); | 129 DISALLOW_COPY_AND_ASSIGN(DecryptingDemuxerStream); |
130 }; | 130 }; |
131 | 131 |
132 } // namespace media | 132 } // namespace media |
133 | 133 |
134 #endif // MEDIA_FILTERS_DECRYPTING_DEMUXER_STREAM_H_ | 134 #endif // MEDIA_FILTERS_DECRYPTING_DEMUXER_STREAM_H_ |
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