void SMACsdec::StopSource(SInt16 inNumberSources, SoundSource* inSources)
{
// get rid of the input data
mSourceData = NULL;
mOutputData.sampleCount = 0;
// reset the decoder
if(mDecoder != NULL)
{
AudioCodecReset(mDecoder);
}
ComponentResult theError = SoundComponentStopSource(mSourceComponent, inNumberSources, inSources);
ThrowIfError(theError, (CAException)theError, "SMACsdec::StopSource: got an error from SoundComponentStopSource");
}
void SMACscom::StopSource(SInt16 inNumberSources, SoundSource* inSources)
{
// get rid of the input data
mSourceData = NULL;
mOutputData.desc.sampleCount = 0;
mOutputData.bufferSize = 0;
mOutputData.frameCount = 0;
mOutputData.commonFrameSize = 0;
// reset the encoder
if(mEncoder != NULL)
{
AudioCodecReset(mEncoder);
}
ComponentResult theError = SoundComponentStopSource(mSourceComponent, inNumberSources, inSources);
ThrowIfError(theError, (CAException)theError, "SMACscom::StopSource: got an error from SoundComponentStopSource");
}
//******************************************************************************
// MAIN FUNCTION
//******************************************************************************
int main()
{
long lRetVal = -1;
unsigned char RecordPlay;
BoardInit();
//
// Pinmux Configuration
//
PinMuxConfig();
//
// Initialising the UART terminal
//
InitTerm();
//
// Initialising the I2C Interface
//
lRetVal = I2C_IF_Open(1);
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
RecordPlay = I2S_MODE_RX_TX;
g_loopback = 1;
//
// Create RX and TX Buffer
//
if(RecordPlay == I2S_MODE_RX_TX)
{
pRecordBuffer = CreateCircularBuffer(RECORD_BUFFER_SIZE);
if(pRecordBuffer == NULL)
{
UART_PRINT("Unable to Allocate Memory for Tx Buffer\n\r");
LOOP_FOREVER();
}
}
/* Play */
if(RecordPlay & I2S_MODE_TX)
{
pPlayBuffer = CreateCircularBuffer(PLAY_BUFFER_SIZE);
if(pPlayBuffer == NULL)
{
UART_PRINT("Unable to Allocate Memory for Rx Buffer\n\r");
LOOP_FOREVER();
}
}
//
// Configure Audio Codec
//
AudioCodecReset(AUDIO_CODEC_TI_3254, NULL);
AudioCodecConfig(AUDIO_CODEC_TI_3254, AUDIO_CODEC_16_BIT, 16000,
AUDIO_CODEC_STEREO, AUDIO_CODEC_SPEAKER_ALL,
AUDIO_CODEC_MIC_ALL);
AudioCodecSpeakerVolCtrl(AUDIO_CODEC_TI_3254, AUDIO_CODEC_SPEAKER_ALL, 50);
AudioCodecMicVolCtrl(AUDIO_CODEC_TI_3254, AUDIO_CODEC_SPEAKER_ALL, 50);
GPIO_IF_LedConfigure(LED2|LED3);
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
GPIO_IF_LedOff(MCU_GREEN_LED_GPIO);
//
// Configure PIN_01 for GPIOOutput
//
//MAP_PinTypeGPIO(PIN_01, PIN_MODE_0, false);
// MAP_GPIODirModeSet(GPIOA1_BASE, 0x4, GPIO_DIR_MODE_OUT);
//
// Configure PIN_02 for GPIOOutput
//
//MAP_PinTypeGPIO(PIN_02, PIN_MODE_0, false);
// MAP_GPIODirModeSet(GPIOA1_BASE, 0x8, GPIO_DIR_MODE_OUT);
//Turning off Green,Orange LED after i2c writes completed - First Time
GPIO_IF_LedOff(MCU_GREEN_LED_GPIO);
GPIO_IF_LedOff(MCU_ORANGE_LED_GPIO);
//
// Initialize the Audio(I2S) Module
//
AudioInit();
//
// Initialize the DMA Module
//
UDMAInit();
if(RecordPlay & I2S_MODE_TX)
{
UDMAChannelSelect(UDMA_CH5_I2S_TX, NULL);
SetupPingPongDMATransferRx(pPlayBuffer);
}
if(RecordPlay == I2S_MODE_RX_TX)
{
UDMAChannelSelect(UDMA_CH4_I2S_RX, NULL);
SetupPingPongDMATransferTx(pRecordBuffer);
}
//
// Setup the Audio In/Out
//
lRetVal = AudioSetupDMAMode(DMAPingPongCompleteAppCB_opt, \
CB_EVENT_CONFIG_SZ, RecordPlay);
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
AudioCaptureRendererConfigure(AUDIO_CODEC_16_BIT, 16000, AUDIO_CODEC_STEREO, RecordPlay, 1);
//
// Start Audio Tx/Rx
//
Audio_Start(RecordPlay);
//
// Start the simplelink thread
//
lRetVal = VStartSimpleLinkSpawnTask(9);
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
//
// Start the Network Task
//
lRetVal = osi_TaskCreate( Network, (signed char*)"NetworkTask",\
OSI_STACK_SIZE, NULL,
1, &g_NetworkTask );
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
//
// Start the Control Task
//
lRetVal = ControlTaskCreate();
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
//
// Start the Microphone Task
//
lRetVal = osi_TaskCreate( Microphone,(signed char*)"MicroPhone", \
OSI_STACK_SIZE, NULL,
1, &g_MicTask );
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
//
// Start the Speaker Task
//
lRetVal = osi_TaskCreate( Speaker, (signed char*)"Speaker",OSI_STACK_SIZE, \
NULL, 1, &g_SpeakerTask );
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
//
// Start the task scheduler
//
osi_start();
}
