Android/openslES: move a few static variables to SDL_PrivateAudioData structure

This commit is contained in:
Sylvain Becker 2019-01-14 10:58:57 +01:00
parent 5aeeaaab70
commit 59c8c7b684
2 changed files with 127 additions and 116 deletions

View File

@ -26,7 +26,7 @@
#include "../SDL_audio_c.h"
#include "SDL_openslES.h"
// for native audio
/* for native audio */
#include <SLES/OpenSLES.h>
#include <SLES/OpenSLES_Android.h>
@ -34,57 +34,46 @@
#define LOG_TAG "SDL_openslES"
//#define LOGI(...) __android_log_print(ANDROID_LOG_INFO,LOG_TAG,__VA_ARGS__)
//#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR,LOG_TAG,__VA_ARGS__)
//#define LOGI(...) do {} while (0)
//#define LOGE(...) do {} while (0)
/*#define LOGI(...) __android_log_print(ANDROID_LOG_INFO,LOG_TAG,__VA_ARGS__) */
/*#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR,LOG_TAG,__VA_ARGS__) */
/*#define LOGI(...) do {} while (0) */
/*#define LOGE(...) do {} while (0) */
#define LOGI(...)
#define LOGE(...)
// engine interfaces
/* engine interfaces */
static SLObjectItf engineObject = NULL;
static SLEngineItf engineEngine;
// output mix interfaces
/* output mix interfaces */
static SLObjectItf outputMixObject = NULL;
// static SLEnvironmentalReverbItf outputMixEnvironmentalReverb = NULL;
// aux effect on the output mix, used by the buffer queue player
// static const SLEnvironmentalReverbSettings reverbSettings = SL_I3DL2_ENVIRONMENT_PRESET_STONECORRIDOR;
/* aux effect on the output mix, used by the buffer queue player */
/* static const SLEnvironmentalReverbSettings reverbSettings = SL_I3DL2_ENVIRONMENT_PRESET_STONECORRIDOR; */
// buffer queue player interfaces
/* buffer queue player interfaces */
static SLObjectItf bqPlayerObject = NULL;
static SLPlayItf bqPlayerPlay;
static SLAndroidSimpleBufferQueueItf bqPlayerBufferQueue;
//static SLEffectSendItf bqPlayerEffectSend;
/*static SLEffectSendItf bqPlayerEffectSend; */
static SLMuteSoloItf bqPlayerMuteSolo;
static SLVolumeItf bqPlayerVolume;
#if 0
// recorder interfaces TODO
/* recorder interfaces TODO */
static SLObjectItf recorderObject = NULL;
static SLRecordItf recorderRecord;
static SLAndroidSimpleBufferQueueItf recorderBufferQueue;
#endif
// pointer and size of the next player buffer to enqueue, and number of remaining buffers
/* pointer and size of the next player buffer to enqueue, and number of remaining buffers */
#if 0
static short *nextBuffer;
static unsigned nextSize;
static int nextCount;
#endif
#define NUM_BUFFERS 2 /* -- Don't lower this! */
static Uint8 *mixbuff = NULL;
static int next_buffer = 0;
static Uint8 *pmixbuff[NUM_BUFFERS];
static SDL_sem *playsem = NULL;
#if 0
static SDL_sem *recsem = NULL;
#endif
// static SDL_AudioDevice* audioDevice = NULL;
#if 0
@ -104,16 +93,16 @@ static void openslES_DetectDevices( int iscapture )
}
#endif
static void openslES_DestroyEngine(void);
static void openslES_DestroyEngine();
static int
openslES_CreateEngine(void)
openslES_CreateEngine()
{
SLresult result;
LOGI("openSLES_CreateEngine()");
// create engine
/* create engine */
result = slCreateEngine(&engineObject, 0, NULL, 0, NULL, NULL);
if (SL_RESULT_SUCCESS != result) {
LOGE("slCreateEngine failed");
@ -122,7 +111,7 @@ openslES_CreateEngine(void)
LOGI("slCreateEngine OK");
// realize the engine
/* realize the engine */
result = (*engineObject)->Realize(engineObject, SL_BOOLEAN_FALSE);
if (SL_RESULT_SUCCESS != result) {
LOGE("RealizeEngine failed");
@ -131,7 +120,7 @@ openslES_CreateEngine(void)
LOGI("RealizeEngine OK");
// get the engine interface, which is needed in order to create other objects
/* get the engine interface, which is needed in order to create other objects */
result = (*engineObject)->GetInterface(engineObject, SL_IID_ENGINE, &engineEngine);
if (SL_RESULT_SUCCESS != result) {
LOGE("EngineGetInterface failed");
@ -140,9 +129,9 @@ openslES_CreateEngine(void)
LOGI("EngineGetInterface OK");
// create output mix, with environmental reverb specified as a non-required interface
// const SLInterfaceID ids[1] = { SL_IID_ENVIRONMENTALREVERB };
// const SLboolean req[1] = { SL_BOOLEAN_FALSE };
/* create output mix, with environmental reverb specified as a non-required interface */
/* const SLInterfaceID ids[1] = { SL_IID_ENVIRONMENTALREVERB }; */
/* const SLboolean req[1] = { SL_BOOLEAN_FALSE }; */
const SLInterfaceID ids[1] = { SL_IID_VOLUME };
const SLboolean req[1] = { SL_BOOLEAN_FALSE };
@ -154,7 +143,7 @@ openslES_CreateEngine(void)
}
LOGI("CreateOutputMix OK");
// realize the output mix
/* realize the output mix */
result = (*outputMixObject)->Realize(outputMixObject, SL_BOOLEAN_FALSE);
if (SL_RESULT_SUCCESS != result) {
LOGE("RealizeOutputMix failed");
@ -167,23 +156,24 @@ error:
return 0;
}
static void openslES_DestroyPCMPlayer(void);
static void openslES_DestroyPCMRecorder(void);
static void openslES_DestroyPCMPlayer(_THIS);
static void openslES_DestroyPCMRecorder(_THIS);
static void openslES_DestroyEngine(void)
static void openslES_DestroyEngine()
{
LOGI("openslES_DestroyEngine()");
openslES_DestroyPCMPlayer();
openslES_DestroyPCMRecorder();
// destroy output mix object, and invalidate all associated interfaces
// openslES_DestroyPCMPlayer(this);
// openslES_DestroyPCMRecorder(this);
/* destroy output mix object, and invalidate all associated interfaces */
if (outputMixObject != NULL) {
(*outputMixObject)->Destroy(outputMixObject);
outputMixObject = NULL;
// outputMixEnvironmentalReverb = NULL;
/* outputMixEnvironmentalReverb = NULL; */
}
// destroy engine object, and invalidate all associated interfaces
/* destroy engine object, and invalidate all associated interfaces */
if (engineObject != NULL) {
(*engineObject)->Destroy(engineObject);
engineObject = NULL;
@ -193,56 +183,63 @@ static void openslES_DestroyEngine(void)
return;
}
// this callback handler is called every time a buffer finishes playing
/* this callback handler is called every time a buffer finishes playing */
static void
bqPlayerCallback(SLAndroidSimpleBufferQueueItf bq, void *context)
{
struct SDL_PrivateAudioData *audiodata = (struct SDL_PrivateAudioData *) context;
static int t = 0;
// assert(bq == bqPlayerBufferQueue);
// assert(NULL == context);
/* assert(bq == bqPlayerBufferQueue); */
/* assert(NULL == context); */
// for streaming playback, replace this test by logic to find and fill the next buffer
/* for streaming playback, replace this test by logic to find and fill the next buffer */
#if 0
if (--nextCount > 0 && NULL != nextBuffer && 0 != nextSize)
{
SLresult result;
// enqueue another buffer
/* enqueue another buffer */
result = (*bqPlayerBufferQueue)->Enqueue(bqPlayerBufferQueue, nextBuffer, nextSize);
// the most likely other result is SL_RESULT_BUFFER_INSUFFICIENT,
// which for this code example would indicate a programming error
/* the most likely other result is SL_RESULT_BUFFER_INSUFFICIENT, */
/* which for this code example would indicate a programming error */
assert(SL_RESULT_SUCCESS == result);
(void) result;
}
#endif
LOGI("SLES: Playback Callmeback %u", t++);
SDL_SemPost(playsem);
SDL_SemPost(audiodata->playsem);
return;
}
static int
openslES_CreatePCMRecorder(_THIS)
{
/* struct SDL_PrivateAudioData *audiodata = (struct SDL_PrivateAudioData *) this->hidden; */
LOGE("openslES_CreatePCMRecorder not implimented yet!");
return SDL_SetError("openslES_CreatePCMRecorder not implimented yet!");
}
static void
openslES_DestroyPCMRecorder(void)
openslES_DestroyPCMRecorder(_THIS)
{
/* struct SDL_PrivateAudioData *audiodata = (struct SDL_PrivateAudioData *) this->hidden; */
return;
}
static int
openslES_CreatePCMPlayer(_THIS)
{
struct SDL_PrivateAudioData *audiodata = (struct SDL_PrivateAudioData *) this->hidden;
SLDataFormat_PCM format_pcm;
SLresult result;
int i;
/*
#if 0
SDL_AudioFormat test_format;
test_format = SDL_FirstAudioFormat( this->spec.format );
@ -255,28 +252,28 @@ openslES_CreatePCMPlayer(_THIS)
}
if ( test_format == 0 ) {
// Didn't find a compatible format :
/* Didn't find a compatible format : */
LOGI( "No compatible audio format!" );
return SDL_SetError("No compatible audio format!");
}
this->spec.format = test_format;
*/
#endif
// Update the fragment size as size in bytes
/* Update the fragment size as size in bytes */
SDL_CalculateAudioSpec(&this->spec);
LOGI("Try to open %u hz %u bit chan %u %s samples %u",
this->spec.freq, SDL_AUDIO_BITSIZE(this->spec.format),
this->spec.channels, (test_format & 0x1000) ? "BE" : "LE", this->spec.samples);
// configure audio source
/* configure audio source */
SLDataLocator_AndroidSimpleBufferQueue loc_bufq = { SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE, 2 };
// SLDataLocator_AndroidSimpleBufferQueue loc_bufq = { SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE, OPENSLES_BUFFERS };
/* SLDataLocator_AndroidSimpleBufferQueue loc_bufq = { SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE, OPENSLES_BUFFERS }; */
format_pcm.formatType = SL_DATAFORMAT_PCM;
format_pcm.numChannels = this->spec.channels;
format_pcm.samplesPerSec = this->spec.freq * 1000; // / kilo Hz to milli Hz
format_pcm.samplesPerSec = this->spec.freq * 1000; /* / kilo Hz to milli Hz */
format_pcm.bitsPerSample = SDL_AUDIO_BITSIZE(this->spec.format);
format_pcm.containerSize = SDL_AUDIO_BITSIZE(this->spec.format);
@ -323,11 +320,11 @@ openslES_CreatePCMPlayer(_THIS)
SLDataSource audioSrc = { &loc_bufq, &format_pcm };
// configure audio sink
/* configure audio sink */
SLDataLocator_OutputMix loc_outmix = { SL_DATALOCATOR_OUTPUTMIX, outputMixObject };
SLDataSink audioSnk = { &loc_outmix, NULL };
// create audio player
/* create audio player */
const SLInterfaceID ids[2] = {
SL_IID_ANDROIDSIMPLEBUFFERQUEUE,
SL_IID_VOLUME
@ -344,36 +341,37 @@ openslES_CreatePCMPlayer(_THIS)
goto failed;
}
// realize the player
/* realize the player */
result = (*bqPlayerObject)->Realize(bqPlayerObject, SL_BOOLEAN_FALSE);
if (SL_RESULT_SUCCESS != result) {
LOGE("RealizeAudioPlayer failed");
goto failed;
}
// get the play interface
/* get the play interface */
result = (*bqPlayerObject)->GetInterface(bqPlayerObject, SL_IID_PLAY, &bqPlayerPlay);
if (SL_RESULT_SUCCESS != result) {
LOGE("SL_IID_PLAY interface get failed");
goto failed;
}
// get the buffer queue interface
/* get the buffer queue interface */
result = (*bqPlayerObject)->GetInterface(bqPlayerObject, SL_IID_ANDROIDSIMPLEBUFFERQUEUE, &bqPlayerBufferQueue);
if (SL_RESULT_SUCCESS != result) {
LOGE("SL_IID_BUFFERQUEUE interface get failed");
goto failed;
}
// register callback on the buffer queue
result = (*bqPlayerBufferQueue)->RegisterCallback(bqPlayerBufferQueue, bqPlayerCallback, NULL);
/* register callback on the buffer queue */
/* context is '(SDL_PrivateAudioData *)this->hidden' */
result = (*bqPlayerBufferQueue)->RegisterCallback(bqPlayerBufferQueue, bqPlayerCallback, this->hidden);
if (SL_RESULT_SUCCESS != result) {
LOGE("RegisterCallback failed");
goto failed;
}
#if 0
// get the effect send interface
/* get the effect send interface */
result = (*bqPlayerObject)->GetInterface(bqPlayerObject, SL_IID_EFFECTSEND, &bqPlayerEffectSend);
if (SL_RESULT_SUCCESS != result)
{
@ -383,21 +381,21 @@ openslES_CreatePCMPlayer(_THIS)
}
#endif
#if 0 // mute/solo is not supported for sources that are known to be mono, as this is
// get the mute/solo interface
#if 0 /* mute/solo is not supported for sources that are known to be mono, as this is */
/* get the mute/solo interface */
result = (*bqPlayerObject)->GetInterface(bqPlayerObject, SL_IID_MUTESOLO, &bqPlayerMuteSolo);
assert(SL_RESULT_SUCCESS == result);
(void) result;
#endif
// get the volume interface
/* get the volume interface */
result = (*bqPlayerObject)->GetInterface(bqPlayerObject, SL_IID_VOLUME, &bqPlayerVolume);
if (SL_RESULT_SUCCESS != result) {
LOGE("SL_IID_VOLUME interface get failed");
// goto failed;
/* goto failed; */
}
// set the player's state to playing
/* set the player's state to playing */
result = (*bqPlayerPlay)->SetPlayState(bqPlayerPlay, SL_PLAYSTATE_PLAYING);
if (SL_RESULT_SUCCESS != result) {
LOGE("Play set state failed");
@ -405,36 +403,38 @@ openslES_CreatePCMPlayer(_THIS)
}
/* Create the audio buffer semaphore */
playsem = SDL_CreateSemaphore(NUM_BUFFERS - 1);
if (!playsem) {
audiodata->playsem = SDL_CreateSemaphore(NUM_BUFFERS - 1);
if (!audiodata->playsem) {
LOGE("cannot create Semaphore!");
goto failed;
}
/* Create the sound buffers */
mixbuff = (Uint8 *) SDL_malloc(NUM_BUFFERS * this->spec.size);
if (mixbuff == NULL) {
audiodata->mixbuff = (Uint8 *) SDL_malloc(NUM_BUFFERS * this->spec.size);
if (audiodata->mixbuff == NULL) {
LOGE("mixbuffer allocate - out of memory");
goto failed;
}
for (i = 0; i < NUM_BUFFERS; i++) {
pmixbuff[i] = mixbuff + i * this->spec.size;
audiodata->pmixbuff[i] = audiodata->mixbuff + i * this->spec.size;
}
return 0;
failed:
openslES_DestroyPCMPlayer();
openslES_DestroyPCMPlayer(this);
return SDL_SetError("Open device failed!");
}
static void
openslES_DestroyPCMPlayer(void)
openslES_DestroyPCMPlayer(_THIS)
{
// destroy buffer queue audio player object, and invalidate all associated interfaces
struct SDL_PrivateAudioData *audiodata = (struct SDL_PrivateAudioData *) this->hidden;
/* destroy buffer queue audio player object, and invalidate all associated interfaces */
if (bqPlayerObject != NULL) {
(*bqPlayerObject)->Destroy(bqPlayerObject);
@ -442,18 +442,18 @@ openslES_DestroyPCMPlayer(void)
bqPlayerObject = NULL;
bqPlayerPlay = NULL;
bqPlayerBufferQueue = NULL;
// bqPlayerEffectSend = NULL;
/* bqPlayerEffectSend = NULL; */
bqPlayerMuteSolo = NULL;
bqPlayerVolume = NULL;
}
if (playsem) {
SDL_DestroySemaphore(playsem);
playsem = NULL;
if (audiodata->playsem) {
SDL_DestroySemaphore(audiodata->playsem);
audiodata->playsem = NULL;
}
if (mixbuff) {
SDL_free(mixbuff);
if (audiodata->mixbuff) {
SDL_free(audiodata->mixbuff);
}
return;
@ -479,13 +479,14 @@ openslES_OpenDevice(_THIS, void *handle, const char *devname, int iscapture)
static void
openslES_CloseDevice(_THIS)
{
/* struct SDL_PrivateAudioData *audiodata = (struct SDL_PrivateAudioData *) this->hidden; */
if (this->iscapture) {
LOGI("openslES_CloseDevice( ) for capture");
openslES_DestroyPCMRecorder();
openslES_DestroyPCMRecorder(this);
} else {
LOGI("openslES_CloseDevice( ) for playing");
SDL_Log("openslES_CloseDevice( ) for playing");
openslES_DestroyPCMPlayer();
openslES_DestroyPCMPlayer(this);
}
SDL_free(this->hidden);
@ -496,51 +497,56 @@ openslES_CloseDevice(_THIS)
static void
openslES_WaitDevice(_THIS)
{
struct SDL_PrivateAudioData *audiodata = (struct SDL_PrivateAudioData *) this->hidden;
LOGI("openslES_WaitDevice( )");
/* Wait for an audio chunk to finish */
// WaitForSingleObject(this->hidden->audio_sem, INFINITE);
SDL_SemWait(playsem);
/* WaitForSingleObject(this->hidden->audio_sem, INFINITE); */
SDL_SemWait(audiodata->playsem);
return;
}
/// n playn sem
// getbuf 0 - 1
// fill buff 0 - 1
// play 0 - 0 1
// wait 1 0 0
// getbuf 1 0 0
// fill buff 1 0 0
// play 0 0 0
// wait
//
// okay..
/*/ n playn sem */
/* getbuf 0 - 1 */
/* fill buff 0 - 1 */
/* play 0 - 0 1 */
/* wait 1 0 0 */
/* getbuf 1 0 0 */
/* fill buff 1 0 0 */
/* play 0 0 0 */
/* wait */
/* */
/* okay.. */
static Uint8 *
openslES_GetDeviceBuf(_THIS)
{
struct SDL_PrivateAudioData *audiodata = (struct SDL_PrivateAudioData *) this->hidden;
LOGI("openslES_GetDeviceBuf( )");
return pmixbuff[next_buffer];
return audiodata->pmixbuff[audiodata->next_buffer];
}
static void
openslES_PlayDevice(_THIS)
{
struct SDL_PrivateAudioData *audiodata = (struct SDL_PrivateAudioData *) this->hidden;
SLresult result;
LOGI("======openslES_PlayDevice( )======");
/* Queue it up */
result = (*bqPlayerBufferQueue)->Enqueue(bqPlayerBufferQueue, pmixbuff[next_buffer], this->spec.size);
result = (*bqPlayerBufferQueue)->Enqueue(bqPlayerBufferQueue, audiodata->pmixbuff[audiodata->next_buffer], this->spec.size);
if (SL_RESULT_SUCCESS != result) {
// just puk here
// next !
/* just puk here */
/* next ! */
}
next_buffer++;
if (next_buffer >= NUM_BUFFERS) {
next_buffer = 0;
audiodata->next_buffer++;
if (audiodata->next_buffer >= NUM_BUFFERS) {
audiodata->next_buffer = 0;
}
return;
@ -558,7 +564,7 @@ openslES_Init(SDL_AudioDriverImpl * impl)
LOGI("openslES_Init() - set pointers");
/* Set the function pointers */
// impl->DetectDevices = openslES_DetectDevices;
/* impl->DetectDevices = openslES_DetectDevices; */
impl->OpenDevice = openslES_OpenDevice;
impl->CloseDevice = openslES_CloseDevice;
impl->PlayDevice = openslES_PlayDevice;
@ -569,7 +575,7 @@ openslES_Init(SDL_AudioDriverImpl * impl)
/* and the capabilities */
impl->HasCaptureSupport = 0; /* TODO */
impl->OnlyHasDefaultOutputDevice = 1;
// impl->OnlyHasDefaultInputDevice = 1;
/* impl->OnlyHasDefaultInputDevice = 1; */
LOGI("openslES_Init() - succes");

View File

@ -28,13 +28,18 @@
/* Hidden "this" pointer for the audio functions */
#define _THIS SDL_AudioDevice *this
#define NUM_BUFFERS 2 /* -- Don't lower this! */
struct SDL_PrivateAudioData
{
/* The file descriptor for the audio device */
Uint8 *mixbuf;
Uint32 mixlen;
Uint32 write_delay;
Uint32 initial_calls;
Uint8 *mixbuff;
int next_buffer;
Uint8 *pmixbuff[NUM_BUFFERS];
SDL_sem *playsem;
#if 0
SDL_sem *recsem;
#endif
};
#endif /* _SDL_openslesaudio_h */