| /external/chromium_org/third_party/webrtc/modules/audio_processing/aec/ |
| aec_core.c | 12 * The core AEC algorithm, which is presented with time-aligned signals.
15 #include "webrtc/modules/audio_processing/aec/aec_core.h"
28 #include "webrtc/modules/audio_processing/aec/aec_common.h"
29 #include "webrtc/modules/audio_processing/aec/aec_core_internal.h"
30 #include "webrtc/modules/audio_processing/aec/aec_rdft.h"
143 static void FilterFar(AecCore* aec, float yf[2][PART_LEN1]) {
145 for (i = 0; i < aec->num_partitions; i++) {
147 int xPos = (i + aec->xfBufBlockPos) * PART_LEN1;
150 if (i + aec->xfBufBlockPos >= aec->num_partitions)
1221 AecCore* aec = malloc(sizeof(AecCore)); local
[all...] |
| aec_core_sse2.c | 12 * The core AEC algorithm, SSE2 version of speed-critical functions.
20 #include "webrtc/modules/audio_processing/aec/aec_common.h"
21 #include "webrtc/modules/audio_processing/aec/aec_core_internal.h"
22 #include "webrtc/modules/audio_processing/aec/aec_rdft.h"
32 static void FilterFarSSE2(AecCore* aec, float yf[2][PART_LEN1]) {
34 const int num_partitions = aec->num_partitions;
37 int xPos = (i + aec->xfBufBlockPos) * PART_LEN1;
40 if (i + aec->xfBufBlockPos >= num_partitions) {
46 const __m128 xfBuf_re = _mm_loadu_ps(&aec->xfBuf[0][xPos + j]);
47 const __m128 xfBuf_im = _mm_loadu_ps(&aec->xfBuf[1][xPos + j])
[all...] |
| aec_core_neon.c | 12 * The core AEC algorithm, neon version of speed-critical functions.
22 #include "webrtc/modules/audio_processing/aec/aec_common.h"
23 #include "webrtc/modules/audio_processing/aec/aec_core_internal.h"
24 #include "webrtc/modules/audio_processing/aec/aec_rdft.h"
37 static void FilterFarNEON(AecCore* aec, float yf[2][PART_LEN1]) {
39 const int num_partitions = aec->num_partitions;
42 int xPos = (i + aec->xfBufBlockPos) * PART_LEN1;
45 if (i + aec->xfBufBlockPos >= num_partitions) {
51 const float32x4_t xfBuf_re = vld1q_f32(&aec->xfBuf[0][xPos + j]);
52 const float32x4_t xfBuf_im = vld1q_f32(&aec->xfBuf[1][xPos + j])
[all...] |
| aec_core.h | 12 * Specifies the interface for the AEC core.
53 int WebRtcAec_CreateAec(AecCore** aec);
54 int WebRtcAec_FreeAec(AecCore* aec);
55 int WebRtcAec_InitAec(AecCore* aec, int sampFreq);
64 void WebRtcAec_BufferFarendPartition(AecCore* aec, const float* farend);
65 void WebRtcAec_ProcessFrame(AecCore* aec,
75 int WebRtcAec_MoveFarReadPtr(AecCore* aec, int elements);
|
| system_delay_unittest.cc | 13 #include "webrtc/modules/audio_processing/aec/aec_core.h"
15 #include "webrtc/modules/audio_processing/aec/echo_cancellation_internal.h"
16 #include "webrtc/modules/audio_processing/aec/include/echo_cancellation.h"
28 // Initialization of AEC handle with respect to |sample_rate_hz|. Since the
71 // Free AEC
95 // Initialize AEC
123 EXPECT_EQ(buffer_size, WebRtcAec_system_delay(self_->aec));
147 EXPECT_GE(buffer_size, WebRtcAec_system_delay(self_->aec));
165 // 4) Under stable conditions (small variations in device buffer sizes) the AEC
168 // 5) Under unstable conditions the AEC should make a decision withi
[all...] |
| aec_core_mips.c | 12 * The core AEC algorithm, which is presented with time-aligned signals.
15 #include "webrtc/modules/audio_processing/aec/aec_core.h"
20 #include "webrtc/modules/audio_processing/aec/aec_core_internal.h"
21 #include "webrtc/modules/audio_processing/aec/aec_rdft.h"
27 void WebRtcAec_ComfortNoise_mips(AecCore* aec,
42 WebRtcSpl_RandUArray(randW16, PART_LEN, &aec->seed);
277 if (aec->sampFreq == 32000 && flagHbandCn == 1) {
323 void WebRtcAec_FilterFar_mips(AecCore* aec, float yf[2][PART_LEN1]) {
325 for (i = 0; i < aec->num_partitions; i++) {
326 int xPos = (i + aec->xfBufBlockPos) * PART_LEN1
[all...] |
| aec_core_internal.h | 15 #include "webrtc/modules/audio_processing/aec/aec_common.h"
16 #include "webrtc/modules/audio_processing/aec/aec_core.h"
101 int system_delay; // Current system delay buffered in AEC.
141 // Sequence number of this AEC instance, so that different instances can
157 typedef void (*WebRtcAec_FilterFar_t)(AecCore* aec, float yf[2][PART_LEN1]);
159 typedef void (*WebRtcAec_ScaleErrorSignal_t)(AecCore* aec,
162 typedef void (*WebRtcAec_FilterAdaptation_t)(AecCore* aec,
166 typedef void (*WebRtcAec_OverdriveAndSuppress_t)(AecCore* aec,
172 typedef void (*WebRtcAec_ComfortNoise_t)(AecCore* aec,
179 typedef void (*WebRtcAec_SubbandCoherence_t)(AecCore* aec,
[all...] |
| echo_cancellation_internal.h | 14 #include "webrtc/modules/audio_processing/aec/aec_core.h"
28 short initFlag; // indicates if AEC has been initialized
64 AecCore* aec; member in struct:__anon20505
|
| echo_cancellation.c | 12 * Contains the API functions for the AEC.
14 #include "webrtc/modules/audio_processing/aec/include/echo_cancellation.h"
24 #include "webrtc/modules/audio_processing/aec/aec_core.h"
25 #include "webrtc/modules/audio_processing/aec/aec_resampler.h"
26 #include "webrtc/modules/audio_processing/aec/echo_cancellation_internal.h"
46 // which are incompatible with the AEC's expectations. Based on measurements
56 // havoc with the AEC's buffering. To avoid this, we set a fixed delay of 20 ms
62 // well to reality. The variance doesn't match the AEC's buffer changes, and the
135 if (WebRtcAec_CreateAec(&aecpc->aec) == -1) {
191 WebRtcAec_FreeAec(aecpc->aec);
[all...] |
| /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:__anon17141
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 | 110 //Test case 2.1: test AEC creation and release
121 AcousticEchoCanceler aec = AcousticEchoCanceler.create(ar.getAudioSessionId()); local
122 assertTrue("AEC not available but created or available and not created",
123 isAvailable == (aec != null));
124 if (aec != null) {
125 aec.release();
131 // 2.2 - AEC Enable/disable
134 //Test case 2.2: test AEC setEnabled() and getEnabled()
147 AcousticEchoCanceler aec = AcousticEchoCanceler.create(ar.getAudioSessionId()); local
148 assertNotNull("could not create AcousticEchoCanceler", aec);
[all...] |
| /device/moto/shamu/ |
| audio_effects.conf | 134 aec {
151 # aec {
201 aec {}
|
| /device/samsung/manta/ |
| audio_effects.conf | 89 aec {
140 aec {}
|
| /device/asus/flo/ |
| audio_effects.conf | 92 aec {
109 # aec {
|
| /device/lge/mako/ |
| audio_effects.conf | 85 aec {
|
| /device/lge/hammerhead/ |
| audio_effects.conf | 207 aec {
219 aec {
233 # aec {
|
| /external/chromium_org/third_party/webrtc/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 ' ...
|
| /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 ' ...
|
| /external/chromium_org/third_party/webrtc/modules/ |
| audio_processing.target.darwin-arm.mk | 27 third_party/webrtc/modules/audio_processing/aec/echo_cancellation.c \
28 third_party/webrtc/modules/audio_processing/aec/aec_core.c \
29 third_party/webrtc/modules/audio_processing/aec/aec_rdft.c \
30 third_party/webrtc/modules/audio_processing/aec/aec_resampler.c \
|
| audio_processing.target.darwin-arm64.mk | 27 third_party/webrtc/modules/audio_processing/aec/echo_cancellation.c \
28 third_party/webrtc/modules/audio_processing/aec/aec_core.c \
29 third_party/webrtc/modules/audio_processing/aec/aec_rdft.c \
30 third_party/webrtc/modules/audio_processing/aec/aec_resampler.c \
|
| audio_processing.target.darwin-mips.mk | 27 third_party/webrtc/modules/audio_processing/aec/echo_cancellation.c \
28 third_party/webrtc/modules/audio_processing/aec/aec_core.c \
29 third_party/webrtc/modules/audio_processing/aec/aec_rdft.c \
30 third_party/webrtc/modules/audio_processing/aec/aec_resampler.c \
|
