| /external/webrtc/src/modules/audio_processing/aec/ |
| aec_core.c | 12 * The core AEC algorithm, which is presented with time-aligned signals.
108 static void ProcessBlock(aec_t* aec);
110 static void NonLinearProcessing(aec_t *aec, short *output, short *outputH);
115 static void ComfortNoise(aec_t *aec, float efw[2][PART_LEN1],
122 static void UpdateMetrics(aec_t *aec);
149 aec_t *aec = malloc(sizeof(aec_t)); local
150 *aecInst = aec;
151 if (aec == NULL) {
155 if (WebRtc_CreateBuffer(&aec->nearFrBuf,
158 WebRtcAec_FreeAec(aec);
[all...] |
| aec_core.h | 12 * Specifies the interface for the AEC core.
115 int system_delay; // Current system delay buffered in AEC.
156 typedef void (*WebRtcAec_FilterFar_t)(aec_t *aec, float yf[2][PART_LEN1]);
158 typedef void (*WebRtcAec_ScaleErrorSignal_t)(aec_t *aec, float ef[2][PART_LEN1]);
161 (aec_t *aec, float *fft, float ef[2][PART_LEN1]);
164 (aec_t *aec, float hNl[PART_LEN1], const float hNlFb, float efw[2][PART_LEN1]);
167 int WebRtcAec_CreateAec(aec_t **aec);
168 int WebRtcAec_FreeAec(aec_t *aec);
169 int WebRtcAec_InitAec(aec_t *aec, int sampFreq);
172 void WebRtcAec_InitMetrics(aec_t *aec);
[all...] |
| echo_cancellation.c | 12 * Contains the API functions for the AEC.
60 short initFlag; // indicates if AEC has been initialized
95 aec_t *aec; member in struct:__anon18322
115 if (WebRtcAec_CreateAec(&aecpc->aec) == -1) {
151 aecpc->aec->farFile = fopen(filename, "wb");
153 aecpc->aec->nearFile = fopen(filename, "wb");
155 aecpc->aec->outFile = fopen(filename, "wb");
157 aecpc->aec->outLinearFile = fopen(filename, "wb");
183 fclose(aecpc->aec->farFile);
184 fclose(aecpc->aec->nearFile)
[all...] |
| aec_core_sse2.c | 12 * The core AEC algorithm, SSE2 version of speed-critical functions.
34 static void FilterFarSSE2(aec_t *aec, float yf[2][PART_LEN1])
39 int xPos = (i + aec->xfBufBlockPos) * PART_LEN1;
42 if (i + aec->xfBufBlockPos >= NR_PART) {
48 const __m128 xfBuf_re = _mm_loadu_ps(&aec->xfBuf[0][xPos + j]);
49 const __m128 xfBuf_im = _mm_loadu_ps(&aec->xfBuf[1][xPos + j]);
50 const __m128 wfBuf_re = _mm_loadu_ps(&aec->wfBuf[0][pos + j]);
51 const __m128 wfBuf_im = _mm_loadu_ps(&aec->wfBuf[1][pos + j]);
67 yf[0][j] += MulRe(aec->xfBuf[0][xPos + j], aec->xfBuf[1][xPos + j]
[all...] |
| /frameworks/base/media/java/android/media/audiofx/ |
| AcousticEchoCanceler.java | 22 * Acoustic Echo Canceler (AEC).
23 * <p>Acoustic Echo Canceler (AEC) is an audio pre-processing which removes the contribution of the
25 * <p>AEC is used by voice communication applications (voice chat, video conferencing, SIP calls)
27 * is highly disturbing. AEC is often used in conjunction with noise suppression (NS).
28 * <p>An application creates an AcousticEchoCanceler object to instantiate and control an AEC
34 * <p>On some devices, an AEC can be inserted by default in the capture path by the platform
36 * call AcousticEchoCanceler.getEnable() after creating the AEC to check the default AEC activation
59 * @return AcousticEchoCanceler created or null if the device does not implement AEC.
62 AcousticEchoCanceler aec = null local
[all...] |
| /cts/tests/tests/media/src/android/media/cts/ |
| AudioPreProcessingTest.java | 101 //Test case 2.1: test AEC creation and release
108 AcousticEchoCanceler aec = AcousticEchoCanceler.create(ar.getAudioSessionId()); local
109 assertTrue("AEC not available but created or available and not created",
110 isAvailable == (aec != null));
111 if (aec != null) {
112 aec.release();
118 // 2.2 - AEC Enable/disable
121 //Test case 2.2: test AEC setEnabled() and getEnabled()
130 AcousticEchoCanceler aec = AcousticEchoCanceler.create(ar.getAudioSessionId()); local
131 assertNotNull("could not create AcousticEchoCanceler", aec);
[all...] |
| /device/samsung/manta/ |
| audio_effects.conf | 86 aec {
133 aec {}
|
| /device/asus/flo/ |
| audio_effects.conf | 89 aec {
102 # aec {
|
| /device/lge/mako/ |
| audio_effects.conf | 82 aec {
|
| /device/samsung/tuna/ |
| audio_effects.conf | 86 aec {
|
| /external/webrtc/src/modules/audio_processing/test/ |
| apmtest.m | 14 % 'aec' The AEC test set.
60 tests = {'apm','apmm','aec','aecm','agc','ns','vad'};
104 ' -aec --drift_compensation -agc --fixed_digital' ...
116 ' -aec --drift_compensation -agc --adaptive_digital' ...
122 opt = ['-aec --drift_compensation -agc --fixed_digital -hpf -ns ' ...
|
| /frameworks/opt/net/voip/src/jni/rtp/ |
| AudioGroup.cpp | 830 AudioEffect *aec = NULL; local
833 aec = new AudioEffect(FX_IID_AEC,
840 status_t status = aec->initCheck();
842 aec->setEnabled(true);
844 delete aec;
845 aec = NULL;
848 // Create local echo suppressor if platform AEC cannot be used.
849 if (aec == NULL) {
924 delete aec;
|
| /frameworks/av/media/libeffects/preprocessing/ |
| PreProcessing.cpp | 426 // Acoustic Echo Canceler (AEC)
436 webrtc::EchoControlMobile *aec = static_cast<webrtc::EchoControlMobile *>(effect->engine); local
437 aec->set_routing_mode(kAecDefaultMode);
438 aec->enable_comfort_noise(kAecDefaultComfortNoise);
444 webrtc::EchoControlMobile *aec = effect->session->apm->echo_control_mobile(); local
445 ALOGV("AecCreate got aec %p", aec);
446 if (aec == NULL) {
450 effect->engine = static_cast<preproc_fx_handle_t>(aec);
502 webrtc::EchoControlMobile *aec = static_cast<webrtc::EchoControlMobile *>(effect->engine) local
510 webrtc::EchoControlMobile *aec = static_cast<webrtc::EchoControlMobile *>(effect->engine); local
517 webrtc::EchoControlMobile *aec = static_cast<webrtc::EchoControlMobile *>(effect->engine); local
[all...] |
| /external/webrtc/ |
| Android.mk | 17 include $(MY_WEBRTC_ROOT_PATH)/src/modules/audio_processing/aec/Android.mk
|
| /external/webrtc/src/modules/audio_processing/ |
| Android.mk | 42 $(LOCAL_PATH)/aec/interface \
|
| /external/dropbear/libtommath/mtest/ |
| mpi.c | 2631 int aec = (ec < 0) ? -ec : ec; local
[all...] |
| /hardware/qcom/msm8960/kernel-headers/media/ |
| msm_camera.h | 724 struct stats_buff aec; member in struct:msm_stats_buf
[all...] |
| /hardware/qcom/msm8960/original-kernel-headers/media/ |
| msm_camera.h | 572 MSM_STATS_TYPE_AEC, /* legacy based AEC */
746 struct stats_buff aec; member in struct:msm_stats_buf
[all...] |
