| /* AudioStreamInALSA.cpp |
| ** |
| ** Copyright 2008-2009 Wind River Systems |
| ** Copyright (c) 2011-2012, Code Aurora Forum. All rights reserved. |
| ** |
| ** Licensed under the Apache License, Version 2.0 (the "License"); |
| ** you may not use this file except in compliance with the License. |
| ** You may obtain a copy of the License at |
| ** |
| ** http://www.apache.org/licenses/LICENSE-2.0 |
| ** |
| ** Unless required by applicable law or agreed to in writing, software |
| ** distributed under the License is distributed on an "AS IS" BASIS, |
| ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| ** See the License for the specific language governing permissions and |
| ** limitations under the License. |
| */ |
| |
| #include <errno.h> |
| #include <stdarg.h> |
| #include <sys/stat.h> |
| #include <fcntl.h> |
| #include <stdlib.h> |
| #include <unistd.h> |
| #include <dlfcn.h> |
| |
| #define LOG_TAG "AudioStreamInALSA" |
| //#define LOG_NDEBUG 0 |
| #define LOG_NDDEBUG 0 |
| #include <utils/Log.h> |
| #include <utils/String8.h> |
| |
| #include <cutils/properties.h> |
| #include <media/AudioRecord.h> |
| #include <hardware_legacy/power.h> |
| |
| #include "AudioHardwareALSA.h" |
| |
| extern "C" { |
| #ifdef QCOM_CSDCLIENT_ENABLED |
| static int (*csd_start_record)(int); |
| static int (*csd_stop_record)(void); |
| #endif |
| |
| #ifdef QCOM_SSR_ENABLED |
| #include "surround_filters_interface.h" |
| #endif |
| } |
| |
| namespace android_audio_legacy |
| { |
| #ifdef QCOM_SSR_ENABLED |
| #define SURROUND_FILE_1R "/system/etc/surround_sound/filter1r.pcm" |
| #define SURROUND_FILE_2R "/system/etc/surround_sound/filter2r.pcm" |
| #define SURROUND_FILE_3R "/system/etc/surround_sound/filter3r.pcm" |
| #define SURROUND_FILE_4R "/system/etc/surround_sound/filter4r.pcm" |
| |
| #define SURROUND_FILE_1I "/system/etc/surround_sound/filter1i.pcm" |
| #define SURROUND_FILE_2I "/system/etc/surround_sound/filter2i.pcm" |
| #define SURROUND_FILE_3I "/system/etc/surround_sound/filter3i.pcm" |
| #define SURROUND_FILE_4I "/system/etc/surround_sound/filter4i.pcm" |
| |
| // Use AAC/DTS channel mapping as default channel mapping: C,FL,FR,Ls,Rs,LFE |
| const int chanMap[] = { 1, 2, 4, 3, 0, 5 }; |
| #endif |
| |
| AudioStreamInALSA::AudioStreamInALSA(AudioHardwareALSA *parent, |
| alsa_handle_t *handle, |
| AudioSystem::audio_in_acoustics audio_acoustics) : |
| ALSAStreamOps(parent, handle), |
| mFramesLost(0), |
| mAcoustics(audio_acoustics), |
| mParent(parent) |
| #ifdef QCOM_SSR_ENABLED |
| , mFp_4ch(NULL), |
| mFp_6ch(NULL), |
| mRealCoeffs(NULL), |
| mImagCoeffs(NULL), |
| mSurroundObj(NULL), |
| mSurroundOutputBuffer(NULL), |
| mSurroundInputBuffer(NULL), |
| mSurroundOutputBufferIdx(0), |
| mSurroundInputBufferIdx(0) |
| #endif |
| { |
| #ifdef QCOM_SSR_ENABLED |
| char c_multi_ch_dump[128] = {0}; |
| status_t err = NO_ERROR; |
| |
| // Call surround sound library init if device is Surround Sound |
| if ( handle->channels == 6) { |
| if (!strncmp(handle->useCase, SND_USE_CASE_VERB_HIFI_REC, strlen(SND_USE_CASE_VERB_HIFI_REC)) |
| || !strncmp(handle->useCase, SND_USE_CASE_MOD_CAPTURE_MUSIC, strlen(SND_USE_CASE_MOD_CAPTURE_MUSIC))) { |
| |
| err = initSurroundSoundLibrary(handle->bufferSize); |
| if ( NO_ERROR != err) { |
| ALOGE("initSurroundSoundLibrary failed: %d handle->bufferSize:%d", err,handle->bufferSize); |
| } |
| |
| property_get("ssr.pcmdump",c_multi_ch_dump,"0"); |
| if (0 == strncmp("true",c_multi_ch_dump, sizeof("ssr.dump-pcm"))) { |
| //Remember to change file system permission of data(e.g. chmod 777 data/), |
| //otherwise, fopen may fail. |
| if ( !mFp_4ch) |
| mFp_4ch = fopen("/data/4ch_ssr.pcm", "wb"); |
| if ( !mFp_6ch) |
| mFp_6ch = fopen("/data/6ch_ssr.pcm", "wb"); |
| if ((!mFp_4ch) || (!mFp_6ch)) |
| ALOGE("mfp_4ch or mfp_6ch open failed: mfp_4ch:%p mfp_6ch:%p",mFp_4ch,mFp_6ch); |
| } |
| } |
| } |
| #endif |
| } |
| |
| AudioStreamInALSA::~AudioStreamInALSA() |
| { |
| close(); |
| } |
| |
| status_t AudioStreamInALSA::setGain(float gain) |
| { |
| return 0; //mixer() ? mixer()->setMasterGain(gain) : (status_t)NO_INIT; |
| } |
| |
| ssize_t AudioStreamInALSA::read(void *buffer, ssize_t bytes) |
| { |
| int period_size; |
| |
| ALOGV("read:: buffer %p, bytes %d", buffer, bytes); |
| |
| int n; |
| status_t err; |
| ssize_t read = 0; |
| char *use_case; |
| int newMode = mParent->mode(); |
| |
| if((mHandle->handle == NULL) && (mHandle->rxHandle == NULL) && |
| (strcmp(mHandle->useCase, SND_USE_CASE_VERB_IP_VOICECALL)) && |
| (strcmp(mHandle->useCase, SND_USE_CASE_MOD_PLAY_VOIP))) { |
| mParent->mLock.lock(); |
| snd_use_case_get(mHandle->ucMgr, "_verb", (const char **)&use_case); |
| if ((use_case != NULL) && (strcmp(use_case, SND_USE_CASE_VERB_INACTIVE))) { |
| if ((mHandle->devices == AudioSystem::DEVICE_IN_VOICE_CALL) && |
| (newMode == AudioSystem::MODE_IN_CALL)) { |
| ALOGD("read:: mParent->mIncallMode=%d", mParent->mIncallMode); |
| if ((mParent->mIncallMode & AudioSystem::CHANNEL_IN_VOICE_UPLINK) && |
| (mParent->mIncallMode & AudioSystem::CHANNEL_IN_VOICE_DNLINK)) { |
| #ifdef QCOM_CSDCLIENT_ENABLED |
| if (mParent->mFusion3Platform) { |
| mParent->mALSADevice->setVocRecMode(INCALL_REC_STEREO); |
| strlcpy(mHandle->useCase, SND_USE_CASE_MOD_CAPTURE_VOICE, |
| sizeof(mHandle->useCase)); |
| start_csd_record(INCALL_REC_STEREO); |
| } else |
| #endif |
| { |
| strlcpy(mHandle->useCase, SND_USE_CASE_MOD_CAPTURE_VOICE_UL_DL, |
| sizeof(mHandle->useCase)); |
| } |
| } else if (mParent->mIncallMode & AudioSystem::CHANNEL_IN_VOICE_DNLINK) { |
| #ifdef QCOM_CSDCLIENT_ENABLED |
| if (mParent->mFusion3Platform) { |
| mParent->mALSADevice->setVocRecMode(INCALL_REC_MONO); |
| strlcpy(mHandle->useCase, SND_USE_CASE_MOD_CAPTURE_VOICE, |
| sizeof(mHandle->useCase)); |
| start_csd_record(INCALL_REC_MONO); |
| } else |
| #endif |
| { |
| strlcpy(mHandle->useCase, SND_USE_CASE_MOD_CAPTURE_VOICE_DL, |
| sizeof(mHandle->useCase)); |
| } |
| } |
| #ifdef QCOM_FM_ENABLED |
| } else if(mHandle->devices == AudioSystem::DEVICE_IN_FM_RX) { |
| strlcpy(mHandle->useCase, SND_USE_CASE_MOD_CAPTURE_FM, sizeof(mHandle->useCase)); |
| } else if (mHandle->devices == AudioSystem::DEVICE_IN_FM_RX_A2DP) { |
| strlcpy(mHandle->useCase, SND_USE_CASE_MOD_CAPTURE_A2DP_FM, sizeof(mHandle->useCase)); |
| #endif |
| } else if(!strcmp(mHandle->useCase, SND_USE_CASE_MOD_PLAY_VOIP)) { |
| strlcpy(mHandle->useCase, SND_USE_CASE_MOD_PLAY_VOIP, sizeof(mHandle->useCase)); |
| } else { |
| char value[128]; |
| property_get("persist.audio.lowlatency.rec",value,"0"); |
| if (!strcmp("true", value)) { |
| strlcpy(mHandle->useCase, SND_USE_CASE_MOD_CAPTURE_LOWLATENCY_MUSIC, sizeof(mHandle->useCase)); |
| } else { |
| strlcpy(mHandle->useCase, SND_USE_CASE_MOD_CAPTURE_MUSIC, sizeof(mHandle->useCase)); |
| } |
| } |
| } else { |
| if ((mHandle->devices == AudioSystem::DEVICE_IN_VOICE_CALL) && |
| (newMode == AudioSystem::MODE_IN_CALL)) { |
| ALOGD("read:: ---- mParent->mIncallMode=%d", mParent->mIncallMode); |
| if ((mParent->mIncallMode & AudioSystem::CHANNEL_IN_VOICE_UPLINK) && |
| (mParent->mIncallMode & AudioSystem::CHANNEL_IN_VOICE_DNLINK)) { |
| #ifdef QCOM_CSDCLIENT_ENABLED |
| if (mParent->mFusion3Platform) { |
| mParent->mALSADevice->setVocRecMode(INCALL_REC_STEREO); |
| strlcpy(mHandle->useCase, SND_USE_CASE_VERB_INCALL_REC, |
| sizeof(mHandle->useCase)); |
| start_csd_record(INCALL_REC_STEREO); |
| } else |
| #endif |
| { |
| strlcpy(mHandle->useCase, SND_USE_CASE_VERB_UL_DL_REC, |
| sizeof(mHandle->useCase)); |
| } |
| } else if (mParent->mIncallMode & AudioSystem::CHANNEL_IN_VOICE_DNLINK) { |
| #ifdef QCOM_CSDCLIENT_ENABLED |
| if (mParent->mFusion3Platform) { |
| mParent->mALSADevice->setVocRecMode(INCALL_REC_MONO); |
| strlcpy(mHandle->useCase, SND_USE_CASE_VERB_INCALL_REC, |
| sizeof(mHandle->useCase)); |
| start_csd_record(INCALL_REC_MONO); |
| } else |
| #endif |
| { |
| strlcpy(mHandle->useCase, SND_USE_CASE_VERB_DL_REC, |
| sizeof(mHandle->useCase)); |
| } |
| } |
| #ifdef QCOM_FM_ENABLED |
| } else if(mHandle->devices == AudioSystem::DEVICE_IN_FM_RX) { |
| strlcpy(mHandle->useCase, SND_USE_CASE_VERB_FM_REC, sizeof(mHandle->useCase)); |
| } else if (mHandle->devices == AudioSystem::DEVICE_IN_FM_RX_A2DP) { |
| strlcpy(mHandle->useCase, SND_USE_CASE_VERB_FM_A2DP_REC, sizeof(mHandle->useCase)); |
| #endif |
| } else if(!strcmp(mHandle->useCase, SND_USE_CASE_VERB_IP_VOICECALL)){ |
| strlcpy(mHandle->useCase, SND_USE_CASE_VERB_IP_VOICECALL, sizeof(mHandle->useCase)); |
| } else { |
| char value[128]; |
| property_get("persist.audio.lowlatency.rec",value,"0"); |
| if (!strcmp("true", value)) { |
| strlcpy(mHandle->useCase, SND_USE_CASE_VERB_HIFI_LOWLATENCY_REC, sizeof(mHandle->useCase)); |
| } else { |
| strlcpy(mHandle->useCase, SND_USE_CASE_VERB_HIFI_REC, sizeof(mHandle->useCase)); |
| } |
| } |
| } |
| free(use_case); |
| if((!strcmp(mHandle->useCase, SND_USE_CASE_VERB_IP_VOICECALL)) || |
| (!strcmp(mHandle->useCase, SND_USE_CASE_MOD_PLAY_VOIP))) { |
| #ifdef QCOM_USBAUDIO_ENABLED |
| if((mDevices & AudioSystem::DEVICE_IN_ANLG_DOCK_HEADSET) || |
| (mDevices & AudioSystem::DEVICE_OUT_ANLG_DOCK_HEADSET)) { |
| mHandle->module->route(mHandle, (mDevices | AudioSystem::DEVICE_IN_PROXY) , AudioSystem::MODE_IN_COMMUNICATION); |
| }else |
| #endif |
| { |
| mHandle->module->route(mHandle, mDevices , AudioSystem::MODE_IN_COMMUNICATION); |
| } |
| } else { |
| #ifdef QCOM_USBAUDIO_ENABLED |
| if((mHandle->devices == AudioSystem::DEVICE_IN_ANLG_DOCK_HEADSET)|| |
| (mHandle->devices == AudioSystem::DEVICE_OUT_ANLG_DOCK_HEADSET)){ |
| mHandle->module->route(mHandle, AudioSystem::DEVICE_IN_PROXY , mParent->mode()); |
| } else |
| #endif |
| { |
| |
| mHandle->module->route(mHandle, mDevices , mParent->mode()); |
| } |
| } |
| if (!strcmp(mHandle->useCase, SND_USE_CASE_VERB_HIFI_REC) || |
| !strcmp(mHandle->useCase, SND_USE_CASE_VERB_HIFI_LOWLATENCY_REC) || |
| !strcmp(mHandle->useCase, SND_USE_CASE_VERB_FM_REC) || |
| !strcmp(mHandle->useCase, SND_USE_CASE_VERB_IP_VOICECALL) || |
| !strcmp(mHandle->useCase, SND_USE_CASE_VERB_FM_A2DP_REC) || |
| !strcmp(mHandle->useCase, SND_USE_CASE_VERB_UL_DL_REC) || |
| !strcmp(mHandle->useCase, SND_USE_CASE_VERB_DL_REC) || |
| !strcmp(mHandle->useCase, SND_USE_CASE_VERB_INCALL_REC)) { |
| snd_use_case_set(mHandle->ucMgr, "_verb", mHandle->useCase); |
| } else { |
| snd_use_case_set(mHandle->ucMgr, "_enamod", mHandle->useCase); |
| } |
| if((!strcmp(mHandle->useCase, SND_USE_CASE_VERB_IP_VOICECALL)) || |
| (!strcmp(mHandle->useCase, SND_USE_CASE_MOD_PLAY_VOIP))) { |
| err = mHandle->module->startVoipCall(mHandle); |
| } |
| else |
| mHandle->module->open(mHandle); |
| if(mHandle->handle == NULL) { |
| ALOGE("read:: PCM device open failed"); |
| mParent->mLock.unlock(); |
| |
| return 0; |
| } |
| #ifdef QCOM_USBAUDIO_ENABLED |
| if((mHandle->devices == AudioSystem::DEVICE_IN_ANLG_DOCK_HEADSET)|| |
| (mHandle->devices == AudioSystem::DEVICE_OUT_ANLG_DOCK_HEADSET)){ |
| if((!strcmp(mHandle->useCase, SND_USE_CASE_VERB_IP_VOICECALL)) || |
| (!strcmp(mHandle->useCase, SND_USE_CASE_MOD_PLAY_VOIP))) { |
| mParent->musbRecordingState |= USBRECBIT_VOIPCALL; |
| } else { |
| mParent->startUsbRecordingIfNotStarted(); |
| mParent->musbRecordingState |= USBRECBIT_REC; |
| } |
| } |
| #endif |
| mParent->mLock.unlock(); |
| } |
| #ifdef QCOM_USBAUDIO_ENABLED |
| if(((mDevices & AudioSystem::DEVICE_IN_ANLG_DOCK_HEADSET) || |
| (mDevices & AudioSystem::DEVICE_OUT_ANLG_DOCK_HEADSET)) && |
| (!mParent->musbRecordingState)) { |
| mParent->mLock.lock(); |
| ALOGD("Starting UsbRecording thread"); |
| mParent->startUsbRecordingIfNotStarted(); |
| if(!strcmp(mHandle->useCase, SND_USE_CASE_VERB_IP_VOICECALL) || |
| !strcmp(mHandle->useCase, SND_USE_CASE_MOD_PLAY_VOIP)) { |
| ALOGD("Enabling voip recording bit"); |
| mParent->musbRecordingState |= USBRECBIT_VOIPCALL; |
| }else{ |
| ALOGD("Enabling HiFi Recording bit"); |
| mParent->musbRecordingState |= USBRECBIT_REC; |
| } |
| mParent->mLock.unlock(); |
| } |
| #endif |
| period_size = mHandle->periodSize; |
| int read_pending = bytes; |
| |
| #ifdef QCOM_SSR_ENABLED |
| if (mSurroundObj) { |
| int processed = 0; |
| int processed_pending; |
| int samples = bytes >> 1; |
| void *buffer_start = buffer; |
| int period_bytes = mHandle->handle->period_size; |
| int period_samples = period_bytes >> 1; |
| |
| do { |
| if (mSurroundOutputBufferIdx > 0) { |
| ALOGV("AudioStreamInALSA::read() - copy processed output " |
| "to buffer, mSurroundOutputBufferIdx = %d", |
| mSurroundOutputBufferIdx); |
| // Copy processed output to buffer |
| processed_pending = mSurroundOutputBufferIdx; |
| if (processed_pending > (samples - processed)) { |
| processed_pending = (samples - processed); |
| } |
| memcpy(buffer, mSurroundOutputBuffer, processed_pending * sizeof(Word16)); |
| buffer += processed_pending * sizeof(Word16); |
| processed += processed_pending; |
| if (mSurroundOutputBufferIdx > processed_pending) { |
| // Shift leftover samples to beginning of the buffer |
| memcpy(&mSurroundOutputBuffer[0], |
| &mSurroundOutputBuffer[processed_pending], |
| (mSurroundOutputBufferIdx - processed_pending) * sizeof(Word16)); |
| } |
| mSurroundOutputBufferIdx -= processed_pending; |
| } |
| |
| if (processed >= samples) { |
| ALOGV("AudioStreamInALSA::read() - done processing buffer, " |
| "processed = %d", processed); |
| // Done processing this buffer |
| break; |
| } |
| |
| // Fill input buffer until there is enough to process |
| read_pending = SSR_INPUT_FRAME_SIZE - mSurroundInputBufferIdx; |
| read = mSurroundInputBufferIdx; |
| while (mHandle->handle && read_pending > 0) { |
| n = pcm_read(mHandle->handle, &mSurroundInputBuffer[read], |
| period_bytes); |
| ALOGV("pcm_read() returned n = %d buffer:%p size:%d", n, &mSurroundInputBuffer[read], period_bytes); |
| if (n && n != -EAGAIN) { |
| //Recovery part of pcm_read. TODO:split recovery. |
| return static_cast<ssize_t>(n); |
| } |
| else if (n < 0) { |
| // Recovery is part of pcm_write. TODO split is later. |
| return static_cast<ssize_t>(n); |
| } |
| else { |
| read_pending -= period_samples; |
| read += period_samples; |
| } |
| } |
| |
| |
| if (mFp_4ch) { |
| fwrite( mSurroundInputBuffer, 1, |
| SSR_INPUT_FRAME_SIZE * sizeof(Word16), mFp_4ch); |
| } |
| |
| //apply ssr libs to conver 4ch to 6ch |
| surround_filters_intl_process(mSurroundObj, |
| &mSurroundOutputBuffer[mSurroundOutputBufferIdx], |
| (Word16 *)mSurroundInputBuffer); |
| |
| // Shift leftover samples to beginning of input buffer |
| if (read_pending < 0) { |
| memcpy(&mSurroundInputBuffer[0], |
| &mSurroundInputBuffer[SSR_INPUT_FRAME_SIZE], |
| (-read_pending) * sizeof(Word16)); |
| } |
| mSurroundInputBufferIdx = -read_pending; |
| |
| if (mFp_6ch) { |
| fwrite( &mSurroundOutputBuffer[mSurroundOutputBufferIdx], |
| 1, SSR_OUTPUT_FRAME_SIZE * sizeof(Word16), mFp_6ch); |
| } |
| |
| mSurroundOutputBufferIdx += SSR_OUTPUT_FRAME_SIZE; |
| ALOGV("do_while loop: processed=%d, samples=%d\n", processed, samples); |
| } while (mHandle->handle && processed < samples); |
| read = processed * sizeof(Word16); |
| buffer = buffer_start; |
| } else |
| #endif |
| { |
| |
| do { |
| if (read_pending < period_size) { |
| read_pending = period_size; |
| } |
| |
| n = pcm_read(mHandle->handle, buffer, |
| period_size); |
| ALOGV("pcm_read() returned n = %d", n); |
| if (n && (n == -EIO || n == -EAGAIN || n == -EPIPE || n == -EBADFD)) { |
| mParent->mLock.lock(); |
| ALOGW("pcm_read() returned error n %d, Recovering from error\n", n); |
| pcm_close(mHandle->handle); |
| mHandle->handle = NULL; |
| if((!strncmp(mHandle->useCase, SND_USE_CASE_VERB_IP_VOICECALL, strlen(SND_USE_CASE_VERB_IP_VOICECALL))) || |
| (!strncmp(mHandle->useCase, SND_USE_CASE_MOD_PLAY_VOIP, strlen(SND_USE_CASE_MOD_PLAY_VOIP)))) { |
| pcm_close(mHandle->rxHandle); |
| mHandle->rxHandle = NULL; |
| mHandle->module->startVoipCall(mHandle); |
| } |
| else |
| mHandle->module->open(mHandle); |
| mParent->mLock.unlock(); |
| continue; |
| } |
| else if (n < 0) { |
| ALOGD("pcm_read() returned n < 0"); |
| return static_cast<ssize_t>(n); |
| } |
| else { |
| read += static_cast<ssize_t>((period_size)); |
| read_pending -= period_size; |
| buffer = ((uint8_t *)buffer) + period_size; |
| } |
| |
| } while (mHandle->handle && read < bytes); |
| } |
| |
| return read; |
| } |
| |
| status_t AudioStreamInALSA::dump(int fd, const Vector<String16>& args) |
| { |
| return NO_ERROR; |
| } |
| |
| status_t AudioStreamInALSA::open(int mode) |
| { |
| Mutex::Autolock autoLock(mParent->mLock); |
| |
| status_t status = ALSAStreamOps::open(mode); |
| |
| return status; |
| } |
| |
| status_t AudioStreamInALSA::close() |
| { |
| Mutex::Autolock autoLock(mParent->mLock); |
| |
| ALOGD("close"); |
| if((!strcmp(mHandle->useCase, SND_USE_CASE_VERB_IP_VOICECALL)) || |
| (!strcmp(mHandle->useCase, SND_USE_CASE_MOD_PLAY_VOIP))) { |
| if((mParent->mVoipStreamCount)) { |
| #ifdef QCOM_USBAUDIO_ENABLED |
| ALOGD("musbRecordingState: %d, mVoipStreamCount:%d",mParent->musbRecordingState, |
| mParent->mVoipStreamCount ); |
| if(mParent->mVoipStreamCount == 1) { |
| ALOGD("Deregistering VOIP Call bit, musbPlaybackState:%d," |
| "musbRecordingState:%d", mParent->musbPlaybackState, mParent->musbRecordingState); |
| mParent->musbPlaybackState &= ~USBPLAYBACKBIT_VOIPCALL; |
| mParent->musbRecordingState &= ~USBRECBIT_VOIPCALL; |
| mParent->closeUsbRecordingIfNothingActive(); |
| mParent->closeUsbPlaybackIfNothingActive(); |
| } |
| #endif |
| return NO_ERROR; |
| } |
| mParent->mVoipStreamCount = 0; |
| mParent->mVoipMicMute = 0; |
| #ifdef QCOM_USBAUDIO_ENABLED |
| } else { |
| ALOGD("Deregistering REC bit, musbRecordingState:%d", mParent->musbRecordingState); |
| mParent->musbRecordingState &= ~USBRECBIT_REC; |
| #endif |
| } |
| #ifdef QCOM_CSDCLIENT_ENABLED |
| if (mParent->mFusion3Platform) { |
| if((!strcmp(mHandle->useCase, SND_USE_CASE_VERB_INCALL_REC)) || |
| (!strcmp(mHandle->useCase, SND_USE_CASE_MOD_CAPTURE_VOICE))) { |
| stop_csd_record(); |
| } |
| } |
| #endif |
| ALOGD("close"); |
| #ifdef QCOM_USBAUDIO_ENABLED |
| mParent->closeUsbRecordingIfNothingActive(); |
| #endif |
| |
| ALSAStreamOps::close(); |
| |
| #ifdef QCOM_SSR_ENABLED |
| if (mSurroundObj) { |
| surround_filters_release(mSurroundObj); |
| if (mSurroundObj) |
| free(mSurroundObj); |
| mSurroundObj = NULL; |
| if (mRealCoeffs){ |
| for (int i =0; i<COEFF_ARRAY_SIZE; i++ ) { |
| if (mRealCoeffs[i]) { |
| free(mRealCoeffs[i]); |
| mRealCoeffs[i] = NULL; |
| } |
| } |
| free(mRealCoeffs); |
| mRealCoeffs = NULL; |
| } |
| if (mImagCoeffs){ |
| for (int i =0; i<COEFF_ARRAY_SIZE; i++ ) { |
| if (mImagCoeffs[i]) { |
| free(mImagCoeffs[i]); |
| mImagCoeffs[i] = NULL; |
| } |
| } |
| free(mImagCoeffs); |
| mImagCoeffs = NULL; |
| } |
| if (mSurroundOutputBuffer){ |
| free(mSurroundOutputBuffer); |
| mSurroundOutputBuffer = NULL; |
| } |
| if (mSurroundInputBuffer) { |
| free(mSurroundInputBuffer); |
| mSurroundInputBuffer = NULL; |
| } |
| |
| if ( mFp_4ch ) fclose(mFp_4ch); |
| if ( mFp_6ch ) fclose(mFp_6ch); |
| |
| } |
| #endif |
| |
| return NO_ERROR; |
| } |
| |
| status_t AudioStreamInALSA::standby() |
| { |
| Mutex::Autolock autoLock(mParent->mLock); |
| |
| ALOGD("standby"); |
| |
| if((!strcmp(mHandle->useCase, SND_USE_CASE_VERB_IP_VOICECALL)) || |
| (!strcmp(mHandle->useCase, SND_USE_CASE_MOD_PLAY_VOIP))) { |
| return NO_ERROR; |
| } |
| |
| #ifdef QCOM_CSDCLIENT_ENABLED |
| ALOGD("standby"); |
| if (mParent->mFusion3Platform) { |
| if((!strcmp(mHandle->useCase, SND_USE_CASE_VERB_INCALL_REC)) || |
| (!strcmp(mHandle->useCase, SND_USE_CASE_MOD_CAPTURE_VOICE))) { |
| ALOGD(" into standby, stop record"); |
| stop_csd_record(); |
| } |
| } |
| #endif |
| mHandle->module->standby(mHandle); |
| |
| #ifdef QCOM_USBAUDIO_ENABLED |
| ALOGD("Checking for musbRecordingState %d", mParent->musbRecordingState); |
| mParent->musbRecordingState &= ~USBRECBIT_REC; |
| mParent->closeUsbRecordingIfNothingActive(); |
| #endif |
| |
| return NO_ERROR; |
| } |
| |
| void AudioStreamInALSA::resetFramesLost() |
| { |
| mFramesLost = 0; |
| } |
| |
| unsigned int AudioStreamInALSA::getInputFramesLost() const |
| { |
| unsigned int count = mFramesLost; |
| // Stupid interface wants us to have a side effect of clearing the count |
| // but is defined as a const to prevent such a thing. |
| ((AudioStreamInALSA *)this)->resetFramesLost(); |
| return count; |
| } |
| |
| status_t AudioStreamInALSA::setAcousticParams(void *params) |
| { |
| Mutex::Autolock autoLock(mParent->mLock); |
| |
| return (status_t)NO_ERROR; |
| } |
| |
| #ifdef QCOM_SSR_ENABLED |
| status_t AudioStreamInALSA::initSurroundSoundLibrary(unsigned long buffersize) |
| { |
| int subwoofer = 0; // subwoofer channel assignment: default as first microphone input channel |
| int low_freq = 4; // frequency upper bound for subwoofer: frequency=(low_freq-1)/FFT_SIZE*samplingRate, default as 4 |
| int high_freq = 100; // frequency upper bound for spatial processing: frequency=(high_freq-1)/FFT_SIZE*samplingRate, default as 100 |
| int ret = 0; |
| |
| mSurroundInputBufferIdx = 0; |
| mSurroundOutputBufferIdx = 0; |
| |
| if ( mSurroundObj ) { |
| ALOGE("ola filter library is already initialized"); |
| return ALREADY_EXISTS; |
| } |
| |
| // Allocate memory for input buffer |
| mSurroundInputBuffer = (Word16 *) calloc(2 * SSR_INPUT_FRAME_SIZE, |
| sizeof(Word16)); |
| if ( !mSurroundInputBuffer ) { |
| ALOGE("Memory allocation failure. Not able to allocate memory for surroundInputBuffer"); |
| goto init_fail; |
| } |
| |
| // Allocate memory for output buffer |
| mSurroundOutputBuffer = (Word16 *) calloc(2 * SSR_OUTPUT_FRAME_SIZE, |
| sizeof(Word16)); |
| if ( !mSurroundOutputBuffer ) { |
| ALOGE("Memory allocation failure. Not able to allocate memory for surroundOutputBuffer"); |
| goto init_fail; |
| } |
| |
| // Allocate memory for real and imag coeffs array |
| mRealCoeffs = (Word16 **) calloc(COEFF_ARRAY_SIZE, sizeof(Word16 *)); |
| if ( !mRealCoeffs ) { |
| ALOGE("Memory allocation failure during real Coefficient array"); |
| goto init_fail; |
| } |
| |
| mImagCoeffs = (Word16 **) calloc(COEFF_ARRAY_SIZE, sizeof(Word16 *)); |
| if ( !mImagCoeffs ) { |
| ALOGE("Memory allocation failure during imaginary Coefficient array"); |
| goto init_fail; |
| } |
| |
| if( readCoeffsFromFile() != NO_ERROR) { |
| ALOGE("Error while loading coeffs from file"); |
| goto init_fail; |
| } |
| |
| //calculate the size of data to allocate for mSurroundObj |
| ret = surround_filters_init(NULL, |
| 6, // Num output channel |
| 4, // Num input channel |
| mRealCoeffs, // Coeffs hardcoded in header |
| mImagCoeffs, // Coeffs hardcoded in header |
| subwoofer, |
| low_freq, |
| high_freq, |
| NULL); |
| |
| if ( ret > 0 ) { |
| ALOGV("Allocating surroundObj size is %d", ret); |
| mSurroundObj = (void *)malloc(ret); |
| memset(mSurroundObj,0,ret); |
| if (NULL != mSurroundObj) { |
| //initialize after allocating the memory for mSurroundObj |
| ret = surround_filters_init(mSurroundObj, |
| 6, |
| 4, |
| mRealCoeffs, |
| mImagCoeffs, |
| subwoofer, |
| low_freq, |
| high_freq, |
| NULL); |
| if (0 != ret) { |
| ALOGE("surround_filters_init failed with ret:%d",ret); |
| surround_filters_release(mSurroundObj); |
| goto init_fail; |
| } |
| } else { |
| ALOGE("Allocationg mSurroundObj failed"); |
| goto init_fail; |
| } |
| } else { |
| ALOGE("surround_filters_init(mSurroundObj=Null) failed with ret: %d",ret); |
| goto init_fail; |
| } |
| |
| (void) surround_filters_set_channel_map(mSurroundObj, chanMap); |
| |
| return NO_ERROR; |
| |
| init_fail: |
| if (mSurroundObj) { |
| free(mSurroundObj); |
| mSurroundObj = NULL; |
| } |
| if (mSurroundOutputBuffer) { |
| free(mSurroundOutputBuffer); |
| mSurroundOutputBuffer = NULL; |
| } |
| if (mSurroundInputBuffer) { |
| free(mSurroundInputBuffer); |
| mSurroundInputBuffer = NULL; |
| } |
| if (mRealCoeffs){ |
| for (int i =0; i<COEFF_ARRAY_SIZE; i++ ) { |
| if (mRealCoeffs[i]) { |
| free(mRealCoeffs[i]); |
| mRealCoeffs[i] = NULL; |
| } |
| } |
| free(mRealCoeffs); |
| mRealCoeffs = NULL; |
| } |
| if (mImagCoeffs){ |
| for (int i =0; i<COEFF_ARRAY_SIZE; i++ ) { |
| if (mImagCoeffs[i]) { |
| free(mImagCoeffs[i]); |
| mImagCoeffs[i] = NULL; |
| } |
| } |
| free(mImagCoeffs); |
| mImagCoeffs = NULL; |
| } |
| |
| return NO_MEMORY; |
| |
| } |
| |
| |
| // Helper function to read coeffs from File and updates real and imaginary |
| // coeff array member variable |
| status_t AudioStreamInALSA::readCoeffsFromFile() |
| { |
| FILE *flt1r; |
| FILE *flt2r; |
| FILE *flt3r; |
| FILE *flt4r; |
| FILE *flt1i; |
| FILE *flt2i; |
| FILE *flt3i; |
| FILE *flt4i; |
| |
| if ( (flt1r = fopen(SURROUND_FILE_1R, "rb")) == NULL ) { |
| ALOGE("Cannot open filter co-efficient file %s", SURROUND_FILE_1R); |
| return NAME_NOT_FOUND; |
| } |
| |
| if ( (flt2r = fopen(SURROUND_FILE_2R, "rb")) == NULL ) { |
| ALOGE("Cannot open filter co-efficient file %s", SURROUND_FILE_2R); |
| return NAME_NOT_FOUND; |
| } |
| |
| if ( (flt3r = fopen(SURROUND_FILE_3R, "rb")) == NULL ) { |
| ALOGE("Cannot open filter co-efficient file %s", SURROUND_FILE_3R); |
| return NAME_NOT_FOUND; |
| } |
| |
| if ( (flt4r = fopen(SURROUND_FILE_4R, "rb")) == NULL ) { |
| ALOGE("Cannot open filter co-efficient file %s", SURROUND_FILE_4R); |
| return NAME_NOT_FOUND; |
| } |
| |
| if ( (flt1i = fopen(SURROUND_FILE_1I, "rb")) == NULL ) { |
| ALOGE("Cannot open filter co-efficient file %s", SURROUND_FILE_1I); |
| return NAME_NOT_FOUND; |
| } |
| |
| if ( (flt2i = fopen(SURROUND_FILE_2I, "rb")) == NULL ) { |
| ALOGE("Cannot open filter co-efficient file %s", SURROUND_FILE_2I); |
| return NAME_NOT_FOUND; |
| } |
| |
| if ( (flt3i = fopen(SURROUND_FILE_3I, "rb")) == NULL ) { |
| ALOGE("Cannot open filter co-efficient file %s", SURROUND_FILE_3I); |
| return NAME_NOT_FOUND; |
| } |
| |
| if ( (flt4i = fopen(SURROUND_FILE_4I, "rb")) == NULL ) { |
| ALOGE("Cannot open filter co-efficient file %s", SURROUND_FILE_4I); |
| return NAME_NOT_FOUND; |
| } |
| ALOGV("readCoeffsFromFile all filter files opened"); |
| |
| for (int i=0; i<COEFF_ARRAY_SIZE; i++) { |
| mRealCoeffs[i] = (Word16 *)calloc(FILT_SIZE, sizeof(Word16)); |
| } |
| for (int i=0; i<COEFF_ARRAY_SIZE; i++) { |
| mImagCoeffs[i] = (Word16 *)calloc(FILT_SIZE, sizeof(Word16)); |
| } |
| |
| // Read real co-efficients |
| if (NULL != mRealCoeffs[0]) { |
| fread(mRealCoeffs[0], sizeof(int16), FILT_SIZE, flt1r); |
| } |
| if (NULL != mRealCoeffs[0]) { |
| fread(mRealCoeffs[1], sizeof(int16), FILT_SIZE, flt2r); |
| } |
| if (NULL != mRealCoeffs[0]) { |
| fread(mRealCoeffs[2], sizeof(int16), FILT_SIZE, flt3r); |
| } |
| if (NULL != mRealCoeffs[0]) { |
| fread(mRealCoeffs[3], sizeof(int16), FILT_SIZE, flt4r); |
| } |
| |
| // read imaginary co-efficients |
| if (NULL != mImagCoeffs[0]) { |
| fread(mImagCoeffs[0], sizeof(int16), FILT_SIZE, flt1i); |
| } |
| if (NULL != mImagCoeffs[0]) { |
| fread(mImagCoeffs[1], sizeof(int16), FILT_SIZE, flt2i); |
| } |
| if (NULL != mImagCoeffs[0]) { |
| fread(mImagCoeffs[2], sizeof(int16), FILT_SIZE, flt3i); |
| } |
| if (NULL != mImagCoeffs[0]) { |
| fread(mImagCoeffs[3], sizeof(int16), FILT_SIZE, flt4i); |
| } |
| |
| fclose(flt1r); |
| fclose(flt2r); |
| fclose(flt3r); |
| fclose(flt4r); |
| fclose(flt1i); |
| fclose(flt2i); |
| fclose(flt3i); |
| fclose(flt4i); |
| |
| return NO_ERROR; |
| } |
| #endif |
| |
| #ifdef QCOM_CSDCLIENT_ENABLED |
| int AudioStreamInALSA::start_csd_record(int param) |
| { |
| int err = NO_ERROR; |
| |
| if (mParent->mCsdHandle != NULL) { |
| csd_start_record = (int (*)(int))::dlsym(mParent->mCsdHandle,"csd_client_start_record"); |
| if (csd_start_record == NULL) { |
| ALOGE("dlsym:Error:%s Loading csd_client_start_record", dlerror()); |
| } else { |
| err = csd_start_record(param); |
| } |
| } |
| return err; |
| } |
| |
| int AudioStreamInALSA::stop_csd_record() |
| { |
| int err = NO_ERROR; |
| if (mParent->mCsdHandle != NULL) { |
| csd_stop_record = (int (*)())::dlsym(mParent->mCsdHandle,"csd_client_stop_record"); |
| if (csd_start_record == NULL) { |
| ALOGE("dlsym:Error:%s Loading csd_client_start_record", dlerror()); |
| } else { |
| csd_stop_record(); |
| } |
| } |
| return err; |
| } |
| #endif |
| |
| } // namespace android_audio_legacy |