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put ASIO member variables in class, prepared for ASIO input/output channel selection

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This commit is contained in:
Volker Fischer 2010-03-19 20:23:31 +00:00
parent 29eb59d464
commit 9828ceec81
2 changed files with 557 additions and 511 deletions
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1035
windows/sound.cpp
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33
windows/sound.h
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@ -40,14 +40,14 @@
/* Definitions ****************************************************************/
#define NUM_IN_OUT_CHANNELS 2 /* Stereo recording (but we only
use one channel for recording) */
// stereo for input and output
#define NUM_IN_OUT_CHANNELS 2
#define MAX_SND_BUF_IN 100
#define MAX_SND_BUF_OUT 100
#define NUM_SOUND_BUFFERS_IN 4
#define NUM_SOUND_BUFFERS_OUT 4
// define the maximum number of audio channel for input/output we can store
// channel infos for (and therefore this is the maximum number of entries in
// the channel selection combo box regardless of the actual available number
// of channels by the audio device)
#define MAX_NUM_IN_OUT_CHANNELS 32
/* Classes ********************************************************************/
@ -74,6 +74,17 @@ protected:
QString LoadAndInitializeDriver ( int iIdx );
int GetActualBufferSize ( const int iDesiredBufferSizeMono );
QString CheckDeviceCapabilities();
bool CheckSampleTypeSupported ( const ASIOSampleType SamType );
int iASIOBufferSizeMono;
int iASIOBufferSizeStereo;
CVector<int> vSelectedInputChannels;
CVector<int> vSelectedOutputChannels;
CVector<int16_t> vecsTmpAudioSndCrdStereo;
QMutex ASIOMutex;
// utility functions
static int16_t Flip16Bits ( const int16_t iIn );
@ -89,6 +100,14 @@ protected:
long lGranularity;
} HWBufferInfo;
// ASIO stuff
ASIODriverInfo driverInfo;
ASIOBufferInfo bufferInfos[2 * NUM_IN_OUT_CHANNELS]; // for input and output buffers -> "2 *"
ASIOChannelInfo channelInfosInput[MAX_NUM_IN_OUT_CHANNELS];
ASIOChannelInfo channelInfosOutput[MAX_NUM_IN_OUT_CHANNELS];
bool bASIOPostOutput;
ASIOCallbacks asioCallbacks;
// callbacks
static void bufferSwitch ( long index, ASIOBool processNow );
static ASIOTime* bufferSwitchTimeInfo ( ASIOTime* timeInfo, long index, ASIOBool processNow );