| OLD | NEW |
| 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 #include "webrtc/voice_engine/dtmf_inband.h" | 11 #include "webrtc/voice_engine/dtmf_inband.h" |
| 12 | 12 |
| 13 #include <assert.h> | 13 #include <assert.h> |
| 14 | 14 |
| 15 #include "webrtc/system_wrappers/interface/critical_section_wrapper.h" | 15 #include "webrtc/system_wrappers/include/critical_section_wrapper.h" |
| 16 #include "webrtc/system_wrappers/interface/trace.h" | 16 #include "webrtc/system_wrappers/include/trace.h" |
| 17 | 17 |
| 18 namespace webrtc { | 18 namespace webrtc { |
| 19 | 19 |
| 20 const int16_t Dtmf_a_times2Tab8Khz[8]= | 20 const int16_t Dtmf_a_times2Tab8Khz[8]= |
| 21 { | 21 { |
| 22 27978, 26956, 25701, 24219, | 22 27978, 26956, 25701, 24219, |
| 23 19073, 16325, 13085, 9314 | 23 19073, 16325, 13085, 9314 |
| 24 }; | 24 }; |
| 25 | 25 |
| 26 const int16_t Dtmf_a_times2Tab16Khz[8]= | 26 const int16_t Dtmf_a_times2Tab16Khz[8]= |
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| 381 tempVal=(tempVal+16384)>>15; | 381 tempVal=(tempVal+16384)>>15; |
| 382 | 382 |
| 383 /* Scale the signal to correct dbM0 value */ | 383 /* Scale the signal to correct dbM0 value */ |
| 384 signal[i]=(int16_t)((tempVal*Dtmf_dBm0kHz[volume]+8192)>>14); | 384 signal[i]=(int16_t)((tempVal*Dtmf_dBm0kHz[volume]+8192)>>14); |
| 385 } | 385 } |
| 386 | 386 |
| 387 return(0); | 387 return(0); |
| 388 } | 388 } |
| 389 | 389 |
| 390 } // namespace webrtc | 390 } // namespace webrtc |
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