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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_BASE_DECODER_BUFFER_H_ | 5 #ifndef MEDIA_BASE_DECODER_BUFFER_H_ |
6 #define MEDIA_BASE_DECODER_BUFFER_H_ | 6 #define MEDIA_BASE_DECODER_BUFFER_H_ |
7 | 7 |
8 #include "base/memory/aligned_memory.h" | 8 #include "base/memory/aligned_memory.h" |
9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
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55 | 55 |
56 const uint8* GetData() const; | 56 const uint8* GetData() const; |
57 uint8* GetWritableData() const; | 57 uint8* GetWritableData() const; |
58 | 58 |
59 int GetDataSize() const; | 59 int GetDataSize() const; |
60 | 60 |
61 const DecryptConfig* GetDecryptConfig() const; | 61 const DecryptConfig* GetDecryptConfig() const; |
62 void SetDecryptConfig(scoped_ptr<DecryptConfig> decrypt_config); | 62 void SetDecryptConfig(scoped_ptr<DecryptConfig> decrypt_config); |
63 | 63 |
64 // If there's no data in this buffer, it represents end of stream. | 64 // If there's no data in this buffer, it represents end of stream. |
65 // | |
66 // TODO(scherkus): Change to be an actual settable flag as opposed to being | |
67 // based on the value of |data_|, see http://crbug.com/169133 | |
68 bool IsEndOfStream() const; | 65 bool IsEndOfStream() const; |
69 | 66 |
70 protected: | 67 protected: |
71 friend class base::RefCountedThreadSafe<DecoderBuffer>; | 68 friend class base::RefCountedThreadSafe<DecoderBuffer>; |
72 | 69 |
73 // Allocates a buffer of size |size| >= 0 and copies |data| into it. Buffer | 70 // Allocates a buffer of size |size| >= 0 and copies |data| into it. Buffer |
74 // will be padded and aligned as necessary. If |data| is NULL then |data_| is | 71 // will be padded and aligned as necessary. If |data| is NULL then |data_| is |
75 // set to NULL and |buffer_size_| to 0. | 72 // set to NULL and |buffer_size_| to 0. |
76 DecoderBuffer(const uint8* data, int size); | 73 DecoderBuffer(const uint8* data, int size); |
77 virtual ~DecoderBuffer(); | 74 virtual ~DecoderBuffer(); |
78 | 75 |
79 private: | 76 private: |
80 base::TimeDelta timestamp_; | 77 base::TimeDelta timestamp_; |
81 base::TimeDelta duration_; | 78 base::TimeDelta duration_; |
82 | 79 |
83 int buffer_size_; | 80 int buffer_size_; |
84 scoped_ptr<uint8, base::ScopedPtrAlignedFree> data_; | 81 scoped_ptr<uint8, base::ScopedPtrAlignedFree> data_; |
85 scoped_ptr<DecryptConfig> decrypt_config_; | 82 scoped_ptr<DecryptConfig> decrypt_config_; |
86 | 83 |
87 // Constructor helper method for memory allocations. | 84 // Constructor helper method for memory allocations. |
88 void Initialize(); | 85 void Initialize(); |
89 | 86 |
90 DISALLOW_COPY_AND_ASSIGN(DecoderBuffer); | 87 DISALLOW_COPY_AND_ASSIGN(DecoderBuffer); |
91 }; | 88 }; |
92 | 89 |
93 } // namespace media | 90 } // namespace media |
94 | 91 |
95 #endif // MEDIA_BASE_DECODER_BUFFER_H_ | 92 #endif // MEDIA_BASE_DECODER_BUFFER_H_ |
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