GODOT IS OPEN SOURCE

1 files changed, 393 insertions, 0 deletions

diff --git a/platform/android/audio_driver_android.cpp b/platform/android/audio_driver_android.cpp
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+++ b/platform/android/audio_driver_android.cpp
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+/*************************************************************************/
+/*  audio_driver_android.cpp                                             */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                    http://www.godotengine.org                         */
+/*************************************************************************/
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                 */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+#include "audio_driver_android.h"
+#include <string.h>
+#ifdef ANDROID_NATIVE_ACTIVITY
+
+
+
+
+
+#define MAX_NUMBER_INTERFACES 3
+#define MAX_NUMBER_OUTPUT_DEVICES 6
+
+/* Structure for passing information to callback function */
+
+
+void AudioDriverAndroid::_buffer_callback(
+    SLAndroidSimpleBufferQueueItf queueItf
+ /*   SLuint32 eventFlags,
+    const void * pBuffer,
+    SLuint32 bufferSize,
+    SLuint32 dataUsed*/) {
+
+
+
+	if (mutex)
+		mutex->lock();
+
+	audio_server_process(buffer_size,mixdown_buffer);
+
+	if (mutex)
+		mutex->unlock();
+
+
+	const int32_t* src_buff=mixdown_buffer;
+
+	int16_t *ptr = (int16_t*)buffers[last_free];
+	last_free=(last_free+1)%BUFFER_COUNT;
+
+	for(int i=0;i<buffer_size*2;i++) {
+
+		ptr[i]=src_buff[i]>>16;
+	}
+
+	(*queueItf)->Enqueue(queueItf, ptr,  4 * buffer_size);
+
+
+#if 0
+	SLresult res;
+	CallbackCntxt *pCntxt = (CallbackCntxt*)pContext;
+	if(pCntxt->pData < (pCntxt->pDataBase + pCntxt->size))
+	{
+	    res = (*queueItf)->Enqueue(queueItf, (void*) pCntxt->pData,
+				       2 * AUDIO_DATA_BUFFER_SIZE, SL_BOOLEAN_FALSE); /* Size given
+    in bytes. */
+	    CheckErr(res);
+	    /* Increase data pointer by buffer size */
+	    pCntxt->pData += AUDIO_DATA_BUFFER_SIZE;
+	}
+    }
+#endif
+}
+
+void AudioDriverAndroid::_buffer_callbacks(
+    SLAndroidSimpleBufferQueueItf queueItf,
+    /*SLuint32 eventFlags,
+    const void * pBuffer,
+    SLuint32 bufferSize,
+    SLuint32 dataUsed,*/
+    void *pContext) {
+
+
+	AudioDriverAndroid *ad = (AudioDriverAndroid*)pContext;
+
+//	ad->_buffer_callback(queueItf,eventFlags,pBuffer,bufferSize,dataUsed);
+	ad->_buffer_callback(queueItf);
+
+}
+
+
+AudioDriverAndroid* AudioDriverAndroid::s_ad=NULL;
+
+const char* AudioDriverAndroid::get_name() const {
+
+	return "Android";
+}
+
+#if 0
+int AudioDriverAndroid::thread_func(SceSize args, void *argp) {
+
+	AudioDriverAndroid* ad = s_ad;
+	sceAudioOutput2Reserve(AUDIO_OUTPUT_SAMPLE);
+
+	int half=0;
+	while(!ad->exit_thread) {
+
+		int16_t *ptr = &ad->outbuff[AUDIO_OUTPUT_SAMPLE*2*half];
+
+
+
+		if (!ad->active) {
+
+			for(int i=0;i<AUDIO_OUTPUT_SAMPLE*2;i++) {
+				ptr[i]=0;
+			}
+
+		} else {
+
+		//printf("samples: %i\n",AUDIO_OUTPUT_SAMPLE);
+			ad->lock();
+
+			ad->audio_server_process(AUDIO_OUTPUT_SAMPLE,ad->outbuff_32);
+
+			ad->unlock();
+
+			const int32_t* src_buff=ad->outbuff_32;
+
+			for(int i=0;i<AUDIO_OUTPUT_SAMPLE*2;i++) {
+
+				ptr[i]=src_buff[i]>>16;
+			}
+		}
+
+
+		/* Output 16-bit PCM STEREO data that is in pcmBuf without changing the volume */
+		sceAudioOutput2OutputBlocking(
+			   SCE_AUDIO_VOLUME_0dB*3, //0db at 0x8000, that's obvious
+			 ptr
+		);
+
+		if (half)
+			half=0;
+		else
+			half=1;
+
+	}
+
+	sceAudioOutput2Release();
+
+	sceKernelExitThread(SCE_KERNEL_EXIT_SUCCESS);
+	ad->thread_exited=true;
+	return SCE_KERNEL_EXIT_SUCCESS;
+
+}
+
+#endif
+Error AudioDriverAndroid::init(){
+
+	SLresult
+	res;
+	SLEngineOption EngineOption[] = {
+	    (SLuint32) SL_ENGINEOPTION_THREADSAFE,
+	    (SLuint32) SL_BOOLEAN_TRUE
+
+	};
+	res = slCreateEngine( &sl, 1, EngineOption, 0, NULL, NULL);
+	if (res!=SL_RESULT_SUCCESS) {
+
+		ERR_EXPLAIN("Could not Initialize OpenSL");
+		ERR_FAIL_V(ERR_INVALID_PARAMETER);
+	}
+	res = (*sl)->Realize(sl, SL_BOOLEAN_FALSE);
+	if (res!=SL_RESULT_SUCCESS) {
+
+		ERR_EXPLAIN("Could not Realize OpenSL");
+		ERR_FAIL_V(ERR_INVALID_PARAMETER);
+	}
+
+	print_line("OpenSL Init OK!");
+
+	return OK;
+
+}
+void AudioDriverAndroid::start(){
+
+
+	mutex = Mutex::create();
+	active=false;
+
+
+	SLint32 numOutputs = 0;
+	SLuint32 deviceID = 0;
+	SLresult res;
+
+
+	buffer_size = 1024;
+
+	for(int i=0;i<BUFFER_COUNT;i++) {
+
+		buffers[i]=memnew_arr( int16_t,buffer_size*2 );
+		memset(buffers[i],0,buffer_size*4);
+	}
+
+	mixdown_buffer = memnew_arr( int32_t,buffer_size* 2);
+
+	/* Callback context for the buffer queue callback function */
+
+	/* Get the SL Engine Interface which is implicit */
+	res = (*sl)->GetInterface(sl, SL_IID_ENGINE, (void*)&EngineItf);
+
+	ERR_FAIL_COND( res !=SL_RESULT_SUCCESS );
+	/* Initialize arrays required[] and iidArray[] */
+	int i;
+	SLboolean required[MAX_NUMBER_INTERFACES];
+	SLInterfaceID iidArray[MAX_NUMBER_INTERFACES];
+
+#if 0
+
+	for (i=0; i<MAX_NUMBER_INTERFACES; i++)
+	{
+	    required[i] = SL_BOOLEAN_FALSE;
+	    iidArray[i] = SL_IID_NULL;
+	}
+    // Set arrays required[] and iidArray[] for VOLUME interface
+	required[0] = SL_BOOLEAN_TRUE;
+	iidArray[0] = SL_IID_VOLUME;
+
+    // Create Output Mix object to be used by player
+	res = (*EngineItf)->CreateOutputMix(EngineItf, &OutputMix, 1,
+					    iidArray, required);
+#else
+
+	{
+		const SLInterfaceID ids[1] = {SL_IID_ENVIRONMENTALREVERB};
+		const SLboolean req[1] = {SL_BOOLEAN_FALSE};
+		res = (*EngineItf)->CreateOutputMix(EngineItf, &OutputMix, 0,
+						    ids, req);
+	}
+
+
+#endif
+	ERR_FAIL_COND( res !=SL_RESULT_SUCCESS );
+    // Realizing the Output Mix object in synchronous mode.
+	res = (*OutputMix)->Realize(OutputMix, SL_BOOLEAN_FALSE);
+	ERR_FAIL_COND( res !=SL_RESULT_SUCCESS );
+
+	SLDataLocator_AndroidSimpleBufferQueue loc_bufq = {SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE, BUFFER_COUNT};
+//	bufferQueue.locatorType = SL_DATALOCATOR_BUFFERQUEUE;
+//	bufferQueue.numBuffers = BUFFER_COUNT; /* Four buffers in our buffer queue */
+	/* Setup the format of the content in the buffer queue */
+	pcm.formatType = SL_DATAFORMAT_PCM;
+	pcm.numChannels = 2;
+	pcm.samplesPerSec = SL_SAMPLINGRATE_44_1;
+	pcm.bitsPerSample = SL_PCMSAMPLEFORMAT_FIXED_16;
+	pcm.containerSize = SL_PCMSAMPLEFORMAT_FIXED_16;
+	pcm.channelMask = SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT;
+#ifdef BIG_ENDIAN_ENABLED
+	pcm.endianness = SL_BYTEORDER_BIGENDIAN;
+#else
+	pcm.endianness = SL_BYTEORDER_LITTLEENDIAN;
+#endif
+	audioSource.pFormat = (void *)&pcm;
+	audioSource.pLocator = (void *)&loc_bufq;
+
+
+	/* Setup the data sink structure */
+	locator_outputmix.locatorType = SL_DATALOCATOR_OUTPUTMIX;
+	locator_outputmix.outputMix= OutputMix;
+	audioSink.pLocator = (void *)&locator_outputmix;
+	audioSink.pFormat = NULL;
+	/* Initialize the context for Buffer queue callbacks */
+//	cntxt.pDataBase = (void*)&pcmData;
+	//cntxt.pData = cntxt.pDataBase;
+	//cntxt.size = sizeof(pcmData);
+	/* Set arrays required[] and iidArray[] for SEEK interface
+	(PlayItf is implicit) */
+	required[0] = SL_BOOLEAN_TRUE;
+	iidArray[0] = SL_IID_BUFFERQUEUE;
+	/* Create the music player */
+
+	{
+		const SLInterfaceID ids[2] = {SL_IID_BUFFERQUEUE, SL_IID_EFFECTSEND};
+		const SLboolean req[2] = {SL_BOOLEAN_TRUE, SL_BOOLEAN_TRUE};
+
+		res = (*EngineItf)->CreateAudioPlayer(EngineItf, &player,
+						      &audioSource, &audioSink, 1, ids, req);
+		ERR_FAIL_COND( res !=SL_RESULT_SUCCESS );
+	}
+	/* Realizing the player in synchronous mode. */
+	res = (*player)->Realize(player, SL_BOOLEAN_FALSE);
+	ERR_FAIL_COND( res !=SL_RESULT_SUCCESS );
+	/* Get seek and play interfaces */
+	res = (*player)->GetInterface(player, SL_IID_PLAY, (void*)&playItf);
+	ERR_FAIL_COND( res !=SL_RESULT_SUCCESS );
+	res = (*player)->GetInterface(player, SL_IID_BUFFERQUEUE,
+				      (void*)&bufferQueueItf);
+	ERR_FAIL_COND( res !=SL_RESULT_SUCCESS );
+	/* Setup to receive buffer queue event callbacks */
+	res = (*bufferQueueItf)->RegisterCallback(bufferQueueItf,
+		_buffer_callbacks, this);
+	ERR_FAIL_COND( res !=SL_RESULT_SUCCESS );
+	/* Before we start set volume to -3dB (-300mB) */
+#if 0
+	res = (*OutputMix)->GetInterface(OutputMix, SL_IID_VOLUME,
+					 (void*)&volumeItf);
+	ERR_FAIL_COND( res !=SL_RESULT_SUCCESS );
+	/* Setup the data source structure for the buffer queue */
+
+	res = (*volumeItf)->SetVolumeLevel(volumeItf, -300);
+	ERR_FAIL_COND( res !=SL_RESULT_SUCCESS );
+#endif
+	last_free=0;
+#if 1
+	//fill up buffers
+	for(int i=0;i<BUFFER_COUNT;i++) {
+		/* Enqueue a few buffers to get the ball rolling */
+		res = (*bufferQueueItf)->Enqueue(bufferQueueItf, buffers[i],
+						 4 * buffer_size); /* Size given in */
+
+	}
+#endif
+
+	res = (*playItf)->SetPlayState(playItf, SL_PLAYSTATE_PLAYING);
+	ERR_FAIL_COND( res !=SL_RESULT_SUCCESS );
+
+#if 0
+	res = (*bufferQueueItf)->GetState(bufferQueueItf, &state);
+	ERR_FAIL_COND( res !=SL_RESULT_SUCCESS );
+	while(state.count)
+	{
+	    (*bufferQueueItf)->GetState(bufferQueueItf, &state);
+	}
+	/* Make sure player is stopped */
+	res = (*playItf)->SetPlayState(playItf, SL_PLAYSTATE_STOPPED);
+	CheckErr(res);
+	/* Destroy the player */
+	(*player)->Destroy(player);
+	/* Destroy Output Mix object */
+	(*OutputMix)->Destroy(OutputMix);
+#endif
+
+	active=true;
+}
+int AudioDriverAndroid::get_mix_rate() const {
+
+	return 44100;
+}
+AudioDriverSW::OutputFormat AudioDriverAndroid::get_output_format() const{
+
+	return OUTPUT_STEREO;
+}
+void AudioDriverAndroid::lock(){
+
+	//if (active && mutex)
+	//	mutex->lock();
+
+}
+void AudioDriverAndroid::unlock() {
+
+	//if (active && mutex)
+	//	mutex->unlock();
+
+}
+void AudioDriverAndroid::finish(){
+
+	(*sl)->Destroy(sl);
+
+}
+
+
+AudioDriverAndroid::AudioDriverAndroid()
+{
+	s_ad=this;
+	mutex=NULL;
+}
+
+#endif