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

Issue 2803733002: Convert ASSERT(foo) to DCHECK(foo) in platform/audio (Closed)
Patch Set: Mechanical change from ASSERT(foo) to DCHECK(foo) Created 3 years, 8 months ago
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1 /* 1 /*
2 * Copyright (C) 2013 Google Inc. All rights reserved. 2 * Copyright (C) 2013 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 are 5 * modification, are permitted provided that the following conditions are
6 * met: 6 * met:
7 * 7 *
8 * * Redistributions of source code must retain the above copyright 8 * * 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 * * Redistributions in binary form must reproduce the above 10 * * Redistributions in binary form must reproduce the above
(...skipping 54 matching lines...) Expand 10 before | Expand all | Expand 10 after
65 65
66 // Window the sinc() function. 66 // Window the sinc() function.
67 m_kernel[i] = sinc * window; 67 m_kernel[i] = sinc * window;
68 } 68 }
69 } 69 }
70 70
71 void UpSampler::process(const float* sourceP, 71 void UpSampler::process(const float* sourceP,
72 float* destP, 72 float* destP,
73 size_t sourceFramesToProcess) { 73 size_t sourceFramesToProcess) {
74 bool isInputBlockSizeGood = sourceFramesToProcess == m_inputBlockSize; 74 bool isInputBlockSizeGood = sourceFramesToProcess == m_inputBlockSize;
75 ASSERT(isInputBlockSizeGood); 75 DCHECK(isInputBlockSizeGood);
76 if (!isInputBlockSizeGood) 76 if (!isInputBlockSizeGood)
77 return; 77 return;
78 78
79 bool isTempBufferGood = sourceFramesToProcess == m_tempBuffer.size(); 79 bool isTempBufferGood = sourceFramesToProcess == m_tempBuffer.size();
80 ASSERT(isTempBufferGood); 80 DCHECK(isTempBufferGood);
81 if (!isTempBufferGood) 81 if (!isTempBufferGood)
82 return; 82 return;
83 83
84 bool isKernelGood = m_kernel.size() == DefaultKernelSize; 84 bool isKernelGood = m_kernel.size() == DefaultKernelSize;
85 ASSERT(isKernelGood); 85 DCHECK(isKernelGood);
86 if (!isKernelGood) 86 if (!isKernelGood)
87 return; 87 return;
88 88
89 size_t halfSize = m_kernel.size() / 2; 89 size_t halfSize = m_kernel.size() / 2;
90 90
91 // Copy source samples to 2nd half of input buffer. 91 // Copy source samples to 2nd half of input buffer.
92 bool isInputBufferGood = m_inputBuffer.size() == sourceFramesToProcess * 2 && 92 bool isInputBufferGood = m_inputBuffer.size() == sourceFramesToProcess * 2 &&
93 halfSize <= sourceFramesToProcess; 93 halfSize <= sourceFramesToProcess;
94 ASSERT(isInputBufferGood); 94 DCHECK(isInputBufferGood);
95 if (!isInputBufferGood) 95 if (!isInputBufferGood)
96 return; 96 return;
97 97
98 float* inputP = m_inputBuffer.data() + sourceFramesToProcess; 98 float* inputP = m_inputBuffer.data() + sourceFramesToProcess;
99 memcpy(inputP, sourceP, sizeof(float) * sourceFramesToProcess); 99 memcpy(inputP, sourceP, sizeof(float) * sourceFramesToProcess);
100 100
101 // Copy even sample-frames 0,2,4,6... (delayed by the linear phase delay) 101 // Copy even sample-frames 0,2,4,6... (delayed by the linear phase delay)
102 // directly into destP. 102 // directly into destP.
103 for (unsigned i = 0; i < sourceFramesToProcess; ++i) 103 for (unsigned i = 0; i < sourceFramesToProcess; ++i)
104 destP[i * 2] = *((inputP - halfSize) + i); 104 destP[i * 2] = *((inputP - halfSize) + i);
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119 m_inputBuffer.zero(); 119 m_inputBuffer.zero();
120 } 120 }
121 121
122 size_t UpSampler::latencyFrames() const { 122 size_t UpSampler::latencyFrames() const {
123 // Divide by two since this is a linear phase kernel and the delay is at the 123 // Divide by two since this is a linear phase kernel and the delay is at the
124 // center of the kernel. 124 // center of the kernel.
125 return m_kernel.size() / 2; 125 return m_kernel.size() / 2;
126 } 126 }
127 127
128 } // namespace blink 128 } // namespace blink
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