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1 // Copyright 2015 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 #include "media/cdm/simple_cdm_buffer.h" | |
6 | |
7 #include "base/bind.h" | |
8 #include "base/logging.h" | |
9 #include "media/cdm/cdm_buffer_allocator.h" | |
10 #include "media/cdm/cdm_helpers.h" | |
11 | |
12 namespace media { | |
13 | |
14 // static | |
15 scoped_refptr<SimpleCdmBuffer> SimpleCdmBuffer::Create( | |
16 CdmBufferAllocator* allocator, | |
17 uint32_t capacity) { | |
18 DCHECK(capacity); | |
19 return new SimpleCdmBuffer(allocator, capacity); | |
20 } | |
21 | |
22 SimpleCdmBuffer::SimpleCdmBuffer(CdmBufferAllocator* allocator, | |
23 uint32_t capacity) | |
24 : allocator_(allocator), buffer_(capacity), size_(0) {} | |
25 | |
26 SimpleCdmBuffer::~SimpleCdmBuffer() {} | |
27 | |
28 void SimpleCdmBuffer::Destroy() { | |
29 // Note that the CDM called AddRef() when allocating this object. However, | |
30 // passing |this| to Release() will casue the reference count to be | |
31 // decremented to match that AddRef(). | |
32 allocator_->Release(this); | |
xhwang
2016/02/11 19:24:14
See comment above. Destroy() should call Release()
jrummell
2016/02/11 22:08:16
No longer ref-counted, so we can simply call the d
| |
33 } | |
34 | |
35 uint32_t SimpleCdmBuffer::Capacity() const { | |
36 return buffer_.size(); | |
37 } | |
38 | |
39 uint8_t* SimpleCdmBuffer::Data() { | |
40 return buffer_.data(); | |
41 } | |
42 | |
43 void SimpleCdmBuffer::SetSize(uint32_t size) { | |
44 DCHECK(size <= Capacity()); | |
45 size_ = size > Capacity() ? 0 : size; | |
46 } | |
47 | |
48 uint32_t SimpleCdmBuffer::Size() const { | |
49 return size_; | |
50 } | |
51 | |
52 } // namespace media | |
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