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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/decoder_buffer.h" | 5 #include "media/base/decoder_buffer.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "media/base/buffers.h" | 8 #include "media/base/buffers.h" |
9 #include "media/base/decrypt_config.h" | 9 #include "media/base/decrypt_config.h" |
10 | 10 |
11 namespace media { | 11 namespace media { |
12 | 12 |
13 DecoderBuffer::DecoderBuffer(int size) | 13 DecoderBuffer::DecoderBuffer(int size) |
14 : size_(size), | 14 : size_(size), |
15 side_data_size_(0) { | 15 side_data_size_(0), |
| 16 is_keyframe_(false) { |
16 Initialize(); | 17 Initialize(); |
17 } | 18 } |
18 | 19 |
19 DecoderBuffer::DecoderBuffer(const uint8* data, int size, | 20 DecoderBuffer::DecoderBuffer(const uint8* data, int size, |
20 const uint8* side_data, int side_data_size) | 21 const uint8* side_data, int side_data_size, |
| 22 bool is_keyframe) |
21 : size_(size), | 23 : size_(size), |
22 side_data_size_(side_data_size) { | 24 side_data_size_(side_data_size), |
| 25 is_keyframe_(is_keyframe) { |
23 if (!data) { | 26 if (!data) { |
24 CHECK_EQ(size_, 0); | 27 CHECK_EQ(size_, 0); |
25 CHECK(!side_data); | 28 CHECK(!side_data); |
26 return; | 29 return; |
27 } | 30 } |
28 | 31 |
29 Initialize(); | 32 Initialize(); |
30 memcpy(data_.get(), data, size_); | 33 memcpy(data_.get(), data, size_); |
31 if (side_data) | 34 if (side_data) |
32 memcpy(side_data_.get(), side_data, side_data_size_); | 35 memcpy(side_data_.get(), side_data, side_data_size_); |
33 } | 36 } |
34 | 37 |
35 DecoderBuffer::~DecoderBuffer() {} | 38 DecoderBuffer::~DecoderBuffer() {} |
36 | 39 |
37 void DecoderBuffer::Initialize() { | 40 void DecoderBuffer::Initialize() { |
38 CHECK_GE(size_, 0); | 41 CHECK_GE(size_, 0); |
39 data_.reset(reinterpret_cast<uint8*>( | 42 data_.reset(reinterpret_cast<uint8*>( |
40 base::AlignedAlloc(size_ + kPaddingSize, kAlignmentSize))); | 43 base::AlignedAlloc(size_ + kPaddingSize, kAlignmentSize))); |
41 memset(data_.get() + size_, 0, kPaddingSize); | 44 memset(data_.get() + size_, 0, kPaddingSize); |
42 if (side_data_size_ > 0) { | 45 if (side_data_size_ > 0) { |
43 side_data_.reset(reinterpret_cast<uint8*>( | 46 side_data_.reset(reinterpret_cast<uint8*>( |
44 base::AlignedAlloc(side_data_size_ + kPaddingSize, kAlignmentSize))); | 47 base::AlignedAlloc(side_data_size_ + kPaddingSize, kAlignmentSize))); |
45 memset(side_data_.get() + side_data_size_, 0, kPaddingSize); | 48 memset(side_data_.get() + side_data_size_, 0, kPaddingSize); |
46 } | 49 } |
47 splice_timestamp_ = kNoTimestamp(); | 50 splice_timestamp_ = kNoTimestamp(); |
48 } | 51 } |
49 | 52 |
50 // static | 53 // static |
51 scoped_refptr<DecoderBuffer> DecoderBuffer::CopyFrom(const uint8* data, | 54 scoped_refptr<DecoderBuffer> DecoderBuffer::CopyFrom(const uint8* data, |
52 int data_size) { | 55 int data_size, |
| 56 bool is_keyframe) { |
53 // If you hit this CHECK you likely have a bug in a demuxer. Go fix it. | 57 // If you hit this CHECK you likely have a bug in a demuxer. Go fix it. |
54 CHECK(data); | 58 CHECK(data); |
55 return make_scoped_refptr(new DecoderBuffer(data, data_size, NULL, 0)); | 59 return make_scoped_refptr(new DecoderBuffer(data, data_size, NULL, 0, |
| 60 is_keyframe)); |
56 } | 61 } |
57 | 62 |
58 // static | 63 // static |
59 scoped_refptr<DecoderBuffer> DecoderBuffer::CopyFrom(const uint8* data, | 64 scoped_refptr<DecoderBuffer> DecoderBuffer::CopyFrom(const uint8* data, |
60 int data_size, | 65 int data_size, |
61 const uint8* side_data, | 66 const uint8* side_data, |
62 int side_data_size) { | 67 int side_data_size, |
| 68 bool is_keyframe) { |
63 // If you hit this CHECK you likely have a bug in a demuxer. Go fix it. | 69 // If you hit this CHECK you likely have a bug in a demuxer. Go fix it. |
64 CHECK(data); | 70 CHECK(data); |
65 CHECK(side_data); | 71 CHECK(side_data); |
66 return make_scoped_refptr(new DecoderBuffer(data, data_size, | 72 return make_scoped_refptr(new DecoderBuffer(data, data_size, |
67 side_data, side_data_size)); | 73 side_data, side_data_size, |
| 74 is_keyframe)); |
68 } | 75 } |
69 | 76 |
70 // static | 77 // static |
71 scoped_refptr<DecoderBuffer> DecoderBuffer::CreateEOSBuffer() { | 78 scoped_refptr<DecoderBuffer> DecoderBuffer::CreateEOSBuffer() { |
72 return make_scoped_refptr(new DecoderBuffer(NULL, 0, NULL, 0)); | 79 return make_scoped_refptr(new DecoderBuffer(NULL, 0, NULL, 0, false)); |
73 } | 80 } |
74 | 81 |
75 std::string DecoderBuffer::AsHumanReadableString() { | 82 std::string DecoderBuffer::AsHumanReadableString() { |
76 if (end_of_stream()) { | 83 if (end_of_stream()) { |
77 return "end of stream"; | 84 return "end of stream"; |
78 } | 85 } |
79 | 86 |
80 std::ostringstream s; | 87 std::ostringstream s; |
81 s << "timestamp: " << timestamp_.InMicroseconds() | 88 s << "timestamp: " << timestamp_.InMicroseconds() |
82 << " duration: " << duration_.InMicroseconds() | 89 << " duration: " << duration_.InMicroseconds() |
83 << " size: " << size_ | 90 << " size: " << size_ |
84 << " side_data_size: " << side_data_size_ | 91 << " side_data_size: " << side_data_size_ |
| 92 << " is_keyframe: " << is_keyframe_ |
85 << " encrypted: " << (decrypt_config_ != NULL) | 93 << " encrypted: " << (decrypt_config_ != NULL) |
86 << " discard_padding (ms): (" << discard_padding_.first.InMilliseconds() | 94 << " discard_padding (ms): (" << discard_padding_.first.InMilliseconds() |
87 << ", " << discard_padding_.second.InMilliseconds() << ")"; | 95 << ", " << discard_padding_.second.InMilliseconds() << ")"; |
88 return s.str(); | 96 return s.str(); |
89 } | 97 } |
90 | 98 |
91 void DecoderBuffer::set_timestamp(base::TimeDelta timestamp) { | 99 void DecoderBuffer::set_timestamp(base::TimeDelta timestamp) { |
92 DCHECK(!end_of_stream()); | 100 DCHECK(!end_of_stream()); |
93 timestamp_ = timestamp; | 101 timestamp_ = timestamp; |
94 } | 102 } |
95 | 103 |
96 } // namespace media | 104 } // namespace media |
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