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Side by Side Diff: third_party/WebKit/Source/platform/audio/AudioPullFIFO.cpp

Issue 2384073002: reflow comments in platform/audio (Closed)
Patch Set: comments (heh!) Created 4 years, 2 months ago
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1 /* 1 /*
2 * Copyright (C) 2012 Google Inc. All rights reserved. 2 * Copyright (C) 2012 Google Inc. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions 5 * modification, are permitted provided that the following conditions
6 * are met: 6 * are met:
7 * 7 *
8 * 1. Redistributions of source code must retain the above copyright 8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer. 9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright 10 * 2. Redistributions in binary form must reproduce the above copyright
(...skipping 26 matching lines...) Expand all
37 : m_provider(audioProvider), 37 : m_provider(audioProvider),
38 m_fifo(numberOfChannels, fifoLength), 38 m_fifo(numberOfChannels, fifoLength),
39 m_providerSize(providerSize), 39 m_providerSize(providerSize),
40 m_tempBus(AudioBus::create(numberOfChannels, providerSize)) {} 40 m_tempBus(AudioBus::create(numberOfChannels, providerSize)) {}
41 41
42 void AudioPullFIFO::consume(AudioBus* destination, size_t framesToConsume) { 42 void AudioPullFIFO::consume(AudioBus* destination, size_t framesToConsume) {
43 if (!destination) 43 if (!destination)
44 return; 44 return;
45 45
46 if (framesToConsume > m_fifo.framesInFifo()) { 46 if (framesToConsume > m_fifo.framesInFifo()) {
47 // We don't have enough data in the FIFO to fulfill the request. Ask for mor e data. 47 // We don't have enough data in the FIFO to fulfill the request. Ask for
48 // more data.
48 fillBuffer(framesToConsume - m_fifo.framesInFifo()); 49 fillBuffer(framesToConsume - m_fifo.framesInFifo());
49 } 50 }
50 51
51 m_fifo.consume(destination, framesToConsume); 52 m_fifo.consume(destination, framesToConsume);
52 } 53 }
53 54
54 void AudioPullFIFO::fillBuffer(size_t numberOfFrames) { 55 void AudioPullFIFO::fillBuffer(size_t numberOfFrames) {
55 // Keep asking the provider to give us data until we have received at least |n umberOfFrames| of 56 // Keep asking the provider to give us data until we have received at least
56 // data. Stuff the data into the FIFO. 57 // |numberOfFrames| of data. Stuff the data into the FIFO.
57 size_t framesProvided = 0; 58 size_t framesProvided = 0;
58 59
59 while (framesProvided < numberOfFrames) { 60 while (framesProvided < numberOfFrames) {
60 m_provider.provideInput(m_tempBus.get(), m_providerSize); 61 m_provider.provideInput(m_tempBus.get(), m_providerSize);
61 62
62 m_fifo.push(m_tempBus.get()); 63 m_fifo.push(m_tempBus.get());
63 64
64 framesProvided += m_providerSize; 65 framesProvided += m_providerSize;
65 } 66 }
66 } 67 }
67 68
68 } // namespace blink 69 } // namespace blink
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