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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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/win/mf_helpers.h" | 5 #include "media/base/win/mf_helpers.h" |
| 6 | 6 |
| 7 namespace media { | 7 namespace media { |
| 8 | 8 |
| 9 namespace mf { | 9 namespace mf { |
| 10 | 10 |
| (...skipping 17 matching lines...) Expand all Loading... |
| 28 // Note that MFCreateMemoryBuffer is same as MFCreateAlignedMemoryBuffer | 28 // Note that MFCreateMemoryBuffer is same as MFCreateAlignedMemoryBuffer |
| 29 // with the align argument being 0. | 29 // with the align argument being 0. |
| 30 hr = MFCreateMemoryBuffer(buffer_length, buffer.Receive()); | 30 hr = MFCreateMemoryBuffer(buffer_length, buffer.Receive()); |
| 31 } else { | 31 } else { |
| 32 hr = | 32 hr = |
| 33 MFCreateAlignedMemoryBuffer(buffer_length, align - 1, buffer.Receive()); | 33 MFCreateAlignedMemoryBuffer(buffer_length, align - 1, buffer.Receive()); |
| 34 } | 34 } |
| 35 RETURN_ON_HR_FAILURE(hr, "Failed to create memory buffer for sample", | 35 RETURN_ON_HR_FAILURE(hr, "Failed to create memory buffer for sample", |
| 36 base::win::ScopedComPtr<IMFSample>()); | 36 base::win::ScopedComPtr<IMFSample>()); |
| 37 | 37 |
| 38 hr = sample->AddBuffer(buffer.get()); | 38 hr = sample->AddBuffer(buffer.Get()); |
| 39 RETURN_ON_HR_FAILURE(hr, "Failed to add buffer to sample", | 39 RETURN_ON_HR_FAILURE(hr, "Failed to add buffer to sample", |
| 40 base::win::ScopedComPtr<IMFSample>()); | 40 base::win::ScopedComPtr<IMFSample>()); |
| 41 | 41 |
| 42 buffer->SetCurrentLength(0); | 42 buffer->SetCurrentLength(0); |
| 43 return sample; | 43 return sample; |
| 44 } | 44 } |
| 45 | 45 |
| 46 MediaBufferScopedPointer::MediaBufferScopedPointer(IMFMediaBuffer* media_buffer) | 46 MediaBufferScopedPointer::MediaBufferScopedPointer(IMFMediaBuffer* media_buffer) |
| 47 : media_buffer_(media_buffer), | 47 : media_buffer_(media_buffer), |
| 48 buffer_(nullptr), | 48 buffer_(nullptr), |
| 49 max_length_(0), | 49 max_length_(0), |
| 50 current_length_(0) { | 50 current_length_(0) { |
| 51 HRESULT hr = media_buffer_->Lock(&buffer_, &max_length_, ¤t_length_); | 51 HRESULT hr = media_buffer_->Lock(&buffer_, &max_length_, ¤t_length_); |
| 52 CHECK(SUCCEEDED(hr)); | 52 CHECK(SUCCEEDED(hr)); |
| 53 } | 53 } |
| 54 | 54 |
| 55 MediaBufferScopedPointer::~MediaBufferScopedPointer() { | 55 MediaBufferScopedPointer::~MediaBufferScopedPointer() { |
| 56 HRESULT hr = media_buffer_->Unlock(); | 56 HRESULT hr = media_buffer_->Unlock(); |
| 57 CHECK(SUCCEEDED(hr)); | 57 CHECK(SUCCEEDED(hr)); |
| 58 } | 58 } |
| 59 | 59 |
| 60 } // namespace mf | 60 } // namespace mf |
| 61 | 61 |
| 62 } // namespace media | 62 } // namespace media |
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