diff options
Diffstat (limited to '3rdparty/SDL2/src/audio/android/opensl_io.c')
-rw-r--r-- | 3rdparty/SDL2/src/audio/android/opensl_io.c | 558 |
1 files changed, 0 insertions, 558 deletions
diff --git a/3rdparty/SDL2/src/audio/android/opensl_io.c b/3rdparty/SDL2/src/audio/android/opensl_io.c deleted file mode 100644 index aec6994d55d..00000000000 --- a/3rdparty/SDL2/src/audio/android/opensl_io.c +++ /dev/null @@ -1,558 +0,0 @@ -/* -opensl_io.c: -Android OpenSL input/output module -Copyright (c) 2012, Victor Lazzarini -All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - * Neither the name of the <organization> nor the - names of its contributors may be used to endorse or promote products - derived from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND -ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED -WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE -DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY -DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; -LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND -ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -#include <limits.h> -#include <string.h> -#include "opensl_io.h" -#define CONV16BIT 32768 -#define CONVMYFLT (1./32768.) - -#include <android/log.h> -#define LOG_TAG "SDL_android" - -static void* createThreadLock(void); -static int waitThreadLock(void *lock); -static void notifyThreadLock(void *lock); -static void destroyThreadLock(void *lock); -static void bqPlayerCallback(SLAndroidSimpleBufferQueueItf bq, void *context); -static void bqRecorderCallback(SLAndroidSimpleBufferQueueItf bq, void *context); - -// creates the OpenSL ES audio engine -static SLresult openSLCreateEngine(OPENSL_STREAM *p) -{ - SLresult result; - // create engine - result = slCreateEngine(&(p->engineObject), 0, NULL, 0, NULL, NULL); - if(result != SL_RESULT_SUCCESS) goto engine_end; - - // realize the engine - result = (*p->engineObject)->Realize(p->engineObject, SL_BOOLEAN_FALSE); - if(result != SL_RESULT_SUCCESS) goto engine_end; - - // get the engine interface, which is needed in order to create other objects - result = (*p->engineObject)->GetInterface(p->engineObject, SL_IID_ENGINE, &(p->engineEngine)); - if(result != SL_RESULT_SUCCESS) goto engine_end; - - engine_end: - return result; -} - -// opens the OpenSL ES device for output -static SLresult openSLPlayOpen(OPENSL_STREAM *p) -{ - SLresult result; - SLuint32 sr = p->sr; - SLuint32 channels = p->outchannels; - - if(channels){ - // configure audio source - SLDataLocator_AndroidSimpleBufferQueue loc_bufq = {SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE, 2}; - - switch(sr){ - - case 8000: - sr = SL_SAMPLINGRATE_8; - break; - case 11025: - sr = SL_SAMPLINGRATE_11_025; - break; - case 16000: - sr = SL_SAMPLINGRATE_16; - break; - case 22050: - sr = SL_SAMPLINGRATE_22_05; - break; - case 24000: - sr = SL_SAMPLINGRATE_24; - break; - case 32000: - sr = SL_SAMPLINGRATE_32; - break; - case 44100: - sr = SL_SAMPLINGRATE_44_1; - break; - case 48000: - sr = SL_SAMPLINGRATE_48; - break; - case 64000: - sr = SL_SAMPLINGRATE_64; - break; - case 88200: - sr = SL_SAMPLINGRATE_88_2; - break; - case 96000: - sr = SL_SAMPLINGRATE_96; - break; - case 192000: - sr = SL_SAMPLINGRATE_192; - break; - default: - return -1; - } - - const SLInterfaceID ids[] = {SL_IID_VOLUME}; - const SLboolean req[] = {SL_BOOLEAN_FALSE}; - result = (*p->engineEngine)->CreateOutputMix(p->engineEngine, &(p->outputMixObject), 1, ids, req); - if(result != SL_RESULT_SUCCESS) goto end_openaudio; - - // realize the output mix - result = (*p->outputMixObject)->Realize(p->outputMixObject, SL_BOOLEAN_FALSE); - - int speakers; - if(channels > 1) - speakers = SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT; - else speakers = SL_SPEAKER_FRONT_CENTER; - SLDataFormat_PCM format_pcm = {SL_DATAFORMAT_PCM,channels, sr, - SL_PCMSAMPLEFORMAT_FIXED_16, SL_PCMSAMPLEFORMAT_FIXED_16, - speakers, SL_BYTEORDER_LITTLEENDIAN}; - - SLDataSource audioSrc = {&loc_bufq, &format_pcm}; - - // configure audio sink - SLDataLocator_OutputMix loc_outmix = {SL_DATALOCATOR_OUTPUTMIX, p->outputMixObject}; - SLDataSink audioSnk = {&loc_outmix, NULL}; - - // create audio player - const SLInterfaceID ids1[] = {SL_IID_ANDROIDSIMPLEBUFFERQUEUE}; - const SLboolean req1[] = {SL_BOOLEAN_TRUE}; - result = (*p->engineEngine)->CreateAudioPlayer(p->engineEngine, &(p->bqPlayerObject), &audioSrc, &audioSnk, - 1, ids1, req1); - if(result != SL_RESULT_SUCCESS) goto end_openaudio; - - // realize the player - result = (*p->bqPlayerObject)->Realize(p->bqPlayerObject, SL_BOOLEAN_FALSE); - if(result != SL_RESULT_SUCCESS) goto end_openaudio; - - // get the play interface - result = (*p->bqPlayerObject)->GetInterface(p->bqPlayerObject, SL_IID_PLAY, &(p->bqPlayerPlay)); - if(result != SL_RESULT_SUCCESS) goto end_openaudio; - - // get the buffer queue interface - result = (*p->bqPlayerObject)->GetInterface(p->bqPlayerObject, SL_IID_ANDROIDSIMPLEBUFFERQUEUE, - &(p->bqPlayerBufferQueue)); - if(result != SL_RESULT_SUCCESS) goto end_openaudio; - - // register callback on the buffer queue - result = (*p->bqPlayerBufferQueue)->RegisterCallback(p->bqPlayerBufferQueue, bqPlayerCallback, p); - if(result != SL_RESULT_SUCCESS) goto end_openaudio; - - // set the player's state to playing - result = (*p->bqPlayerPlay)->SetPlayState(p->bqPlayerPlay, SL_PLAYSTATE_PLAYING); - - end_openaudio: - return result; - } - return SL_RESULT_SUCCESS; -} - -// Open the OpenSL ES device for input -static SLresult openSLRecOpen(OPENSL_STREAM *p){ - - SLresult result; - SLuint32 sr = p->sr; - SLuint32 channels = p->inchannels; - - if(channels){ - - switch(sr){ - - case 8000: - sr = SL_SAMPLINGRATE_8; - break; - case 11025: - sr = SL_SAMPLINGRATE_11_025; - break; - case 16000: - sr = SL_SAMPLINGRATE_16; - break; - case 22050: - sr = SL_SAMPLINGRATE_22_05; - break; - case 24000: - sr = SL_SAMPLINGRATE_24; - break; - case 32000: - sr = SL_SAMPLINGRATE_32; - break; - case 44100: - sr = SL_SAMPLINGRATE_44_1; - break; - case 48000: - sr = SL_SAMPLINGRATE_48; - break; - case 64000: - sr = SL_SAMPLINGRATE_64; - break; - case 88200: - sr = SL_SAMPLINGRATE_88_2; - break; - case 96000: - sr = SL_SAMPLINGRATE_96; - break; - case 192000: - sr = SL_SAMPLINGRATE_192; - break; - default: - return -1; - } - - // configure audio source - SLDataLocator_IODevice loc_dev = {SL_DATALOCATOR_IODEVICE, SL_IODEVICE_AUDIOINPUT, - SL_DEFAULTDEVICEID_AUDIOINPUT, NULL}; - SLDataSource audioSrc = {&loc_dev, NULL}; - - // configure audio sink - int speakers; - if(channels > 1) - speakers = SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT; - else speakers = SL_SPEAKER_FRONT_CENTER; - SLDataLocator_AndroidSimpleBufferQueue loc_bq = {SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE, 2}; - SLDataFormat_PCM format_pcm = {SL_DATAFORMAT_PCM, channels, sr, - SL_PCMSAMPLEFORMAT_FIXED_16, SL_PCMSAMPLEFORMAT_FIXED_16, - speakers, SL_BYTEORDER_LITTLEENDIAN}; - SLDataSink audioSnk = {&loc_bq, &format_pcm}; - - // create audio recorder - // (requires the RECORD_AUDIO permission) - const SLInterfaceID id[1] = {SL_IID_ANDROIDSIMPLEBUFFERQUEUE}; - const SLboolean req[1] = {SL_BOOLEAN_TRUE}; - result = (*p->engineEngine)->CreateAudioRecorder(p->engineEngine, &(p->recorderObject), &audioSrc, - &audioSnk, 1, id, req); - if (SL_RESULT_SUCCESS != result) goto end_recopen; - - // realize the audio recorder - result = (*p->recorderObject)->Realize(p->recorderObject, SL_BOOLEAN_FALSE); - if (SL_RESULT_SUCCESS != result) goto end_recopen; - - // get the record interface - result = (*p->recorderObject)->GetInterface(p->recorderObject, SL_IID_RECORD, &(p->recorderRecord)); - if (SL_RESULT_SUCCESS != result) goto end_recopen; - - // get the buffer queue interface - result = (*p->recorderObject)->GetInterface(p->recorderObject, SL_IID_ANDROIDSIMPLEBUFFERQUEUE, - &(p->recorderBufferQueue)); - if (SL_RESULT_SUCCESS != result) goto end_recopen; - - // register callback on the buffer queue - result = (*p->recorderBufferQueue)->RegisterCallback(p->recorderBufferQueue, bqRecorderCallback, - p); - if (SL_RESULT_SUCCESS != result) goto end_recopen; - result = (*p->recorderRecord)->SetRecordState(p->recorderRecord, SL_RECORDSTATE_RECORDING); - - end_recopen: - return result; - } - else return SL_RESULT_SUCCESS; - - -} - -// close the OpenSL IO and destroy the audio engine -static void openSLDestroyEngine(OPENSL_STREAM *p){ - - // destroy buffer queue audio player object, and invalidate all associated interfaces - if (p->bqPlayerObject != NULL) { - (*p->bqPlayerObject)->Destroy(p->bqPlayerObject); - p->bqPlayerObject = NULL; - p->bqPlayerPlay = NULL; - p->bqPlayerBufferQueue = NULL; - p->bqPlayerEffectSend = NULL; - } - - // destroy audio recorder object, and invalidate all associated interfaces - if (p->recorderObject != NULL) { - (*p->recorderObject)->Destroy(p->recorderObject); - p->recorderObject = NULL; - p->recorderRecord = NULL; - p->recorderBufferQueue = NULL; - } - - // destroy output mix object, and invalidate all associated interfaces - if (p->outputMixObject != NULL) { - (*p->outputMixObject)->Destroy(p->outputMixObject); - p->outputMixObject = NULL; - } - - // destroy engine object, and invalidate all associated interfaces - if (p->engineObject != NULL) { - (*p->engineObject)->Destroy(p->engineObject); - p->engineObject = NULL; - p->engineEngine = NULL; - } - -} - - -// open the android audio device for input and/or output -OPENSL_STREAM *android_OpenAudioDevice(int sr, int inchannels, int outchannels, int bufferframes){ - - OPENSL_STREAM *p; - p = (OPENSL_STREAM *) calloc(sizeof(OPENSL_STREAM),1); - - p->inchannels = inchannels; - p->outchannels = outchannels; - p->sr = sr; - p->inlock = createThreadLock(); - p->outlock = createThreadLock(); - - if((p->outBufSamples = bufferframes*outchannels) != 0) { - if((p->outputBuffer[0] = (short *) calloc(p->outBufSamples, sizeof(short))) == NULL || - (p->outputBuffer[1] = (short *) calloc(p->outBufSamples, sizeof(short))) == NULL) { - android_CloseAudioDevice(p); - return NULL; - } - __android_log_print(ANDROID_LOG_INFO, "OPENSL", "android_OpenAudioDevice: outBufSamples(%d), %x, %x", p->outBufSamples, (int) p->outputBuffer[0], (int) p->outputBuffer[1]); - } - - if((p->inBufSamples = bufferframes*inchannels) != 0){ - if((p->inputBuffer[0] = (short *) calloc(p->inBufSamples, sizeof(short))) == NULL || - (p->inputBuffer[1] = (short *) calloc(p->inBufSamples, sizeof(short))) == NULL){ - android_CloseAudioDevice(p); - return NULL; - } - __android_log_print(ANDROID_LOG_INFO, "OPENSL", "android_OpenAudioDevice: inBufSamples(%d)", p->inBufSamples); - } - - p->currentInputIndex = 0; - p->currentOutputBuffer = 0; - p->currentInputIndex = p->inBufSamples; - p->currentInputBuffer = 0; - - if(openSLCreateEngine(p) != SL_RESULT_SUCCESS) { - android_CloseAudioDevice(p); - return NULL; - } -// __android_log_print(ANDROID_LOG_INFO, "OPENSL", "android_OpenAudioDevice: openSLCreateEngine"); -#if 1 - if(openSLRecOpen(p) != SL_RESULT_SUCCESS) { -// android_CloseAudioDevice(p); -// return NULL; - } -// __android_log_print(ANDROID_LOG_INFO, "OPENSL", "android_OpenAudioDevice: openSLRecOpen"); -#endif - if(openSLPlayOpen(p) != SL_RESULT_SUCCESS) { - android_CloseAudioDevice(p); - return NULL; - } -// __android_log_print(ANDROID_LOG_INFO, "OPENSL", "android_OpenAudioDevice: openSLPlayOpen"); - - notifyThreadLock(p->outlock); - notifyThreadLock(p->inlock); - - p->time = 0.; - return p; -} - -// close the android audio device -void android_CloseAudioDevice(OPENSL_STREAM *p){ - - if (p == NULL) - return; - - openSLDestroyEngine(p); - - if (p->inlock != NULL) { - notifyThreadLock(p->inlock); - destroyThreadLock(p->inlock); - p->inlock = NULL; - } - - if (p->outlock != NULL) { - notifyThreadLock(p->outlock); - destroyThreadLock(p->outlock); - p->inlock = NULL; - } - - if (p->outputBuffer[0] != NULL) { - free(p->outputBuffer[0]); - p->outputBuffer[0] = NULL; - } - - if (p->outputBuffer[1] != NULL) { - free(p->outputBuffer[1]); - p->outputBuffer[1] = NULL; - } - - if (p->inputBuffer[0] != NULL) { - free(p->inputBuffer[0]); - p->inputBuffer[0] = NULL; - } - - if (p->inputBuffer[1] != NULL) { - free(p->inputBuffer[1]); - p->inputBuffer[1] = NULL; - } - - free(p); -} - -// returns timestamp of the processed stream -double android_GetTimestamp(OPENSL_STREAM *p){ - return p->time; -} - - -// this callback handler is called every time a buffer finishes recording -void bqRecorderCallback(SLAndroidSimpleBufferQueueItf bq, void *context) -{ - OPENSL_STREAM *p = (OPENSL_STREAM *) context; - notifyThreadLock(p->inlock); -} - -// gets a buffer of size samples from the device -int android_AudioIn(OPENSL_STREAM *p,float *buffer,int size){ - short *inBuffer; - int i, bufsamps = p->inBufSamples, index = p->currentInputIndex; - if(p == NULL || bufsamps == 0) return 0; - - inBuffer = p->inputBuffer[p->currentInputBuffer]; - for(i=0; i < size; i++){ - if (index >= bufsamps) { - waitThreadLock(p->inlock); - (*p->recorderBufferQueue)->Enqueue(p->recorderBufferQueue, - inBuffer,bufsamps*sizeof(short)); - p->currentInputBuffer = (p->currentInputBuffer ? 0 : 1); - index = 0; - inBuffer = p->inputBuffer[p->currentInputBuffer]; - } - buffer[i] = (float) inBuffer[index++]*CONVMYFLT; - } - p->currentInputIndex = index; - if(p->outchannels == 0) p->time += (double) size/(p->sr*p->inchannels); - return i; -} - -// this callback handler is called every time a buffer finishes playing -void bqPlayerCallback(SLAndroidSimpleBufferQueueItf bq, void *context) -{ - OPENSL_STREAM *p = (OPENSL_STREAM *) context; - notifyThreadLock(p->outlock); -} - -unsigned char *android_GetDeviceBuffer(OPENSL_STREAM *p) -{ - p->currentOutputBuffer = (p->currentOutputBuffer ? 0 : 1); - waitThreadLock(p->outlock); -// __android_log_print(ANDROID_LOG_INFO, "OPENSL", "android_GetDeviceBuffer: buf[%d]=%x", p->currentOutputBuffer, (int) p->outputBuffer[p->currentOutputBuffer]); - return (unsigned char *)p->outputBuffer[p->currentOutputBuffer]; -} - -void android_AudioOut2(OPENSL_STREAM *p) -{ - short *outBuffer = p->outputBuffer[p->currentOutputBuffer]; - int bufsamps = p->outBufSamples; - (*p->bqPlayerBufferQueue)->Enqueue(p->bqPlayerBufferQueue, outBuffer, bufsamps*sizeof(short)); -} -// puts a buffer of size samples to the device -int android_AudioOut(OPENSL_STREAM *p, float *buffer, int size){ - - short *outBuffer; - int i, bufsamps = p->outBufSamples, index = p->currentOutputIndex; - if(p == NULL || bufsamps == 0) return 0; - outBuffer = p->outputBuffer[p->currentOutputBuffer]; - - for (i=0; i < size; i++) { - - // clean conversion from float to short int - float x = buffer[i]; - if (x>1.0) { x=1.0; } else if (x<-1.0) { x=-1.0; }; - outBuffer[index++] = (short)( x * 32767.0 ); - - if (index >= p->outBufSamples) { - waitThreadLock(p->outlock); - (*p->bqPlayerBufferQueue)->Enqueue(p->bqPlayerBufferQueue, - outBuffer,bufsamps*sizeof(short)); - p->currentOutputBuffer = (p->currentOutputBuffer ? 0 : 1); - index = 0; - outBuffer = p->outputBuffer[p->currentOutputBuffer]; - } - } - p->currentOutputIndex = index; - p->time += (double) size/(p->sr*p->outchannels); - return i; -} - -//---------------------------------------------------------------------- -// thread Locks -// to ensure synchronisation between callbacks and processing code -void* createThreadLock(void) -{ - threadLock *p; - p = (threadLock*) malloc(sizeof(threadLock)); - if (p == NULL) - return NULL; - memset(p, 0, sizeof(threadLock)); - if (pthread_mutex_init(&(p->m), (pthread_mutexattr_t*) NULL) != 0) { - free((void*) p); - return NULL; - } - if (pthread_cond_init(&(p->c), (pthread_condattr_t*) NULL) != 0) { - pthread_mutex_destroy(&(p->m)); - free((void*) p); - return NULL; - } - p->s = (unsigned char) 1; - - return p; -} - -int waitThreadLock(void *lock) -{ - threadLock *p; - p = (threadLock*) lock; - pthread_mutex_lock(&(p->m)); - while (!p->s) { - pthread_cond_wait(&(p->c), &(p->m)); - } - p->s = (unsigned char) 0; - pthread_mutex_unlock(&(p->m)); - return 0; -} - -void notifyThreadLock(void *lock) -{ - threadLock *p; - p = (threadLock*) lock; - pthread_mutex_lock(&(p->m)); - p->s = (unsigned char) 1; - pthread_cond_signal(&(p->c)); - pthread_mutex_unlock(&(p->m)); -} - -void destroyThreadLock(void *lock) -{ - threadLock *p; - p = (threadLock*) lock; - if (p == NULL) - return; - notifyThreadLock(p); - pthread_cond_destroy(&(p->c)); - pthread_mutex_destroy(&(p->m)); - free(p); -}
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