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Side by Side Diff: third_party/WebKit/Source/modules/webaudio/PeriodicWave.cpp

Issue 1979953002: Remove OwnPtr::release() calls in modules/ (part 3). (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 7 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
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217 } 217 }
218 218
219 // Clear packed-nyquist and any DC-offset. 219 // Clear packed-nyquist and any DC-offset.
220 realP[0] = 0; 220 realP[0] = 0;
221 imagP[0] = 0; 221 imagP[0] = 0;
222 222
223 // Create the band-limited table. 223 // Create the band-limited table.
224 unsigned waveSize = periodicWaveSize(); 224 unsigned waveSize = periodicWaveSize();
225 OwnPtr<AudioFloatArray> table = adoptPtr(new AudioFloatArray(waveSize)); 225 OwnPtr<AudioFloatArray> table = adoptPtr(new AudioFloatArray(waveSize));
226 adjustV8ExternalMemory(waveSize * sizeof(float)); 226 adjustV8ExternalMemory(waveSize * sizeof(float));
227 m_bandLimitedTables.append(table.release()); 227 m_bandLimitedTables.append(std::move(table));
228 228
229 // Apply an inverse FFT to generate the time-domain table data. 229 // Apply an inverse FFT to generate the time-domain table data.
230 float* data = m_bandLimitedTables[rangeIndex]->data(); 230 float* data = m_bandLimitedTables[rangeIndex]->data();
231 frame.doInverseFFT(data); 231 frame.doInverseFFT(data);
232 232
233 // For the first range (which has the highest power), calculate its peak value then compute normalization scale. 233 // For the first range (which has the highest power), calculate its peak value then compute normalization scale.
234 if (!disableNormalization) { 234 if (!disableNormalization) {
235 if (!rangeIndex) { 235 if (!rangeIndex) {
236 float maxValue; 236 float maxValue;
237 vmaxmgv(data, 1, &maxValue, fftSize); 237 vmaxmgv(data, 1, &maxValue, fftSize);
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322 322
323 realP[n] = 0; 323 realP[n] = 0;
324 imagP[n] = b; 324 imagP[n] = b;
325 } 325 }
326 326
327 createBandLimitedTables(realP, imagP, halfSize, false); 327 createBandLimitedTables(realP, imagP, halfSize, false);
328 } 328 }
329 329
330 } // namespace blink 330 } // namespace blink
331 331
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