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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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/filters/frame_processor.h" | 5 #include "media/filters/frame_processor.h" |
6 | 6 |
7 #include <cstdlib> | 7 #include <cstdlib> |
8 | 8 |
9 #include "base/stl_util.h" | 9 #include "base/stl_util.h" |
10 #include "media/base/buffers.h" | 10 #include "media/base/buffers.h" |
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349 if (buffer->timestamp() >= append_window_end) | 349 if (buffer->timestamp() >= append_window_end) |
350 return false; | 350 return false; |
351 | 351 |
352 DCHECK(buffer->timestamp() >= append_window_start || | 352 DCHECK(buffer->timestamp() >= append_window_start || |
353 frame_end_timestamp > append_window_start); | 353 frame_end_timestamp > append_window_start); |
354 | 354 |
355 bool processed_buffer = false; | 355 bool processed_buffer = false; |
356 | 356 |
357 // If we have a preroll buffer see if we can attach it to the first buffer | 357 // If we have a preroll buffer see if we can attach it to the first buffer |
358 // overlapping or after |append_window_start|. | 358 // overlapping or after |append_window_start|. |
359 if (audio_preroll_buffer_) { | 359 if (audio_preroll_buffer_.get()) { |
360 // We only want to use the preroll buffer if it directly precedes (less | 360 // We only want to use the preroll buffer if it directly precedes (less |
361 // than one sample apart) the current buffer. | 361 // than one sample apart) the current buffer. |
362 const int64 delta = std::abs((audio_preroll_buffer_->timestamp() + | 362 const int64 delta = std::abs((audio_preroll_buffer_->timestamp() + |
363 audio_preroll_buffer_->duration() - | 363 audio_preroll_buffer_->duration() - |
364 buffer->timestamp()).InMicroseconds()); | 364 buffer->timestamp()).InMicroseconds()); |
365 if (delta < sample_duration_.InMicroseconds()) { | 365 if (delta < sample_duration_.InMicroseconds()) { |
366 DVLOG(1) << "Attaching audio preroll buffer [" | 366 DVLOG(1) << "Attaching audio preroll buffer [" |
367 << audio_preroll_buffer_->timestamp().InSecondsF() << ", " | 367 << audio_preroll_buffer_->timestamp().InSecondsF() << ", " |
368 << (audio_preroll_buffer_->timestamp() + | 368 << (audio_preroll_buffer_->timestamp() + |
369 audio_preroll_buffer_->duration()).InSecondsF() << ") to " | 369 audio_preroll_buffer_->duration()).InSecondsF() << ") to " |
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701 DCHECK(group_end_timestamp_ >= base::TimeDelta()); | 701 DCHECK(group_end_timestamp_ >= base::TimeDelta()); |
702 | 702 |
703 return true; | 703 return true; |
704 } | 704 } |
705 | 705 |
706 NOTREACHED(); | 706 NOTREACHED(); |
707 return false; | 707 return false; |
708 } | 708 } |
709 | 709 |
710 } // namespace media | 710 } // namespace media |
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