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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 #include "media/base/data_buffer.h" | 5 #include "media/base/data_buffer.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 | 8 |
9 namespace media { | 9 namespace media { |
10 | 10 |
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36 // Prevent arbitrary pointers. | 36 // Prevent arbitrary pointers. |
37 if (buffer_size_ <= 0) { | 37 if (buffer_size_ <= 0) { |
38 buffer_size_ = data_size_ = 0; | 38 buffer_size_ = data_size_ = 0; |
39 data_.reset(); | 39 data_.reset(); |
40 return; | 40 return; |
41 } | 41 } |
42 | 42 |
43 data_.reset(new uint8[buffer_size_]); | 43 data_.reset(new uint8[buffer_size_]); |
44 } | 44 } |
45 | 45 |
46 scoped_refptr<DataBuffer> DataBuffer::CopyFrom(const uint8* data, | |
47 int data_size) { | |
48 return make_scoped_refptr(new DataBuffer(data, data_size)); | |
49 } | |
50 | |
51 const uint8* DataBuffer::GetData() const { | 46 const uint8* DataBuffer::GetData() const { |
52 return data_.get(); | 47 return data_.get(); |
53 } | 48 } |
54 | 49 |
55 int DataBuffer::GetDataSize() const { | 50 int DataBuffer::GetDataSize() const { |
56 return data_size_; | 51 return data_size_; |
57 } | 52 } |
58 | 53 |
59 uint8* DataBuffer::GetWritableData() { | 54 uint8* DataBuffer::GetWritableData() { |
60 return data_.get(); | 55 return data_.get(); |
61 } | 56 } |
62 | 57 |
63 void DataBuffer::SetDataSize(int data_size) { | 58 void DataBuffer::SetDataSize(int data_size) { |
64 DCHECK_LE(data_size, buffer_size_); | 59 DCHECK_LE(data_size, buffer_size_); |
65 data_size_ = data_size; | 60 data_size_ = data_size; |
66 } | 61 } |
67 | 62 |
68 int DataBuffer::GetBufferSize() const { | 63 int DataBuffer::GetBufferSize() const { |
69 return buffer_size_; | 64 return buffer_size_; |
70 } | 65 } |
71 | 66 |
72 } // namespace media | 67 } // namespace media |
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