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| 1 /* | 1 /* |
| 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
| 5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
| 6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
| 7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
| 8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
| 9 */ | 9 */ |
| 10 | 10 |
| 11 /* | 11 /* |
| 12 * This file contains the implementation of functions | 12 * This file contains the implementation of functions |
| 13 * WebRtcSpl_MaxAbsValueW16C() | 13 * WebRtcSpl_MaxAbsValueW16C() |
| 14 * WebRtcSpl_MaxAbsValueW32C() | 14 * WebRtcSpl_MaxAbsValueW32C() |
| 15 * WebRtcSpl_MaxValueW16C() | 15 * WebRtcSpl_MaxValueW16C() |
| 16 * WebRtcSpl_MaxValueW32C() | 16 * WebRtcSpl_MaxValueW32C() |
| 17 * WebRtcSpl_MinValueW16C() | 17 * WebRtcSpl_MinValueW16C() |
| 18 * WebRtcSpl_MinValueW32C() | 18 * WebRtcSpl_MinValueW32C() |
| 19 * WebRtcSpl_MaxAbsIndexW16() | 19 * WebRtcSpl_MaxAbsIndexW16() |
| 20 * WebRtcSpl_MaxIndexW16() | 20 * WebRtcSpl_MaxIndexW16() |
| 21 * WebRtcSpl_MaxIndexW32() | 21 * WebRtcSpl_MaxIndexW32() |
| 22 * WebRtcSpl_MinIndexW16() | 22 * WebRtcSpl_MinIndexW16() |
| 23 * WebRtcSpl_MinIndexW32() | 23 * WebRtcSpl_MinIndexW32() |
| 24 * | 24 * |
| 25 */ | 25 */ |
| 26 | 26 |
| 27 #include <stdlib.h> | 27 #include <stdlib.h> |
| 28 | 28 |
| 29 #include "webrtc/base/checks.h" | 29 #include "webrtc/rtc_base/checks.h" |
| 30 #include "webrtc/common_audio/signal_processing/include/signal_processing_librar
y.h" | 30 #include "webrtc/common_audio/signal_processing/include/signal_processing_librar
y.h" |
| 31 | 31 |
| 32 // TODO(bjorn/kma): Consolidate function pairs (e.g. combine | 32 // TODO(bjorn/kma): Consolidate function pairs (e.g. combine |
| 33 // WebRtcSpl_MaxAbsValueW16C and WebRtcSpl_MaxAbsIndexW16 into a single one.) | 33 // WebRtcSpl_MaxAbsValueW16C and WebRtcSpl_MaxAbsIndexW16 into a single one.) |
| 34 // TODO(kma): Move the next six functions into min_max_operations_c.c. | 34 // TODO(kma): Move the next six functions into min_max_operations_c.c. |
| 35 | 35 |
| 36 // Maximum absolute value of word16 vector. C version for generic platforms. | 36 // Maximum absolute value of word16 vector. C version for generic platforms. |
| 37 int16_t WebRtcSpl_MaxAbsValueW16C(const int16_t* vector, size_t length) { | 37 int16_t WebRtcSpl_MaxAbsValueW16C(const int16_t* vector, size_t length) { |
| 38 size_t i = 0; | 38 size_t i = 0; |
| 39 int absolute = 0, maximum = 0; | 39 int absolute = 0, maximum = 0; |
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| 215 | 215 |
| 216 for (i = 0; i < length; i++) { | 216 for (i = 0; i < length; i++) { |
| 217 if (vector[i] < minimum) { | 217 if (vector[i] < minimum) { |
| 218 minimum = vector[i]; | 218 minimum = vector[i]; |
| 219 index = i; | 219 index = i; |
| 220 } | 220 } |
| 221 } | 221 } |
| 222 | 222 |
| 223 return index; | 223 return index; |
| 224 } | 224 } |
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