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OS/2 audio code works in 1.3 now.
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@icculus
icculus committed Oct 8, 2006
1 parent c4ec380 commit f33cac4
Showing 1 changed file with 21 additions and 21 deletions.
42 changes: 21 additions & 21 deletions src/audio/dart/SDL_dart.c
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Expand Up @@ -74,10 +74,9 @@ DARTEventFunc(ULONG ulStatus, PMCI_MIX_BUFFER pBuffer, ULONG ulFlags)
static int
DART_OpenDevice(_THIS, const char *devname, int iscapture)
{
SDL_AudioFormat test_format = SDL_FirstAudioFormat(this->spec.format);
SDL_AudioFormat test_format = SDL_FirstAudioFormat(_this->spec.format);
int valid_datatype = 0;
MCI_AMP_OPEN_PARMS AmpOpenParms;
MCI_GENERIC_PARMS GenericParms;
int iDeviceOrd = 0; // Default device to be used
int bOpenShared = 1; // Try opening it shared
int iBits = 16; // Default is 16 bits signed
Expand All @@ -90,13 +89,13 @@ DART_OpenDevice(_THIS, const char *devname, int iscapture)
int rc;

/* Initialize all variables that we clean on shutdown */
this->hidden = (struct SDL_PrivateAudioData *)
SDL_malloc((sizeof *this->hidden));
if (this->hidden == NULL) {
_this->hidden = (struct SDL_PrivateAudioData *)
SDL_malloc((sizeof *_this->hidden));
if (_this->hidden == NULL) {
SDL_OutOfMemory();
return 0;
}
SDL_memset(this->hidden, 0, (sizeof *this->hidden));
SDL_memset(_this->hidden, 0, (sizeof *_this->hidden));

// First thing is to try to open a given DART device!
SDL_memset(&AmpOpenParms, 0, sizeof(MCI_AMP_OPEN_PARMS));
Expand All @@ -110,7 +109,8 @@ DART_OpenDevice(_THIS, const char *devname, int iscapture)

rc = mciSendCommand(0, MCI_OPEN, iOpenMode, (PVOID) & AmpOpenParms, 0);
if (rc != MCIERR_SUCCESS) { // No audio available??
DART_CloseDevice(this);
DART_CloseDevice(_this);
SDL_SetError("DART: Couldn't open audio device.");
return 0;
}

Expand All @@ -119,11 +119,11 @@ DART_OpenDevice(_THIS, const char *devname, int iscapture)
_this->hidden->iCurrDeviceOrd = iDeviceOrd = AmpOpenParms.usDeviceID;

// Determine the audio parameters from the AudioSpec
if (this->spec.channels > 4)
this->spec.channels = 4;
if (_this->spec.channels > 4)
_this->spec.channels = 4;

while ((!valid_datatype) && (test_format)) {
this->spec.format = test_format;
_this->spec.format = test_format;
valid_datatype = 1;
switch (test_format) {
case AUDIO_U8:
Expand All @@ -149,16 +149,16 @@ DART_OpenDevice(_THIS, const char *devname, int iscapture)

if (!valid_datatype) { // shouldn't happen, but just in case...
// Close DART, and exit with error code!
DART_CloseDevice(this);
DART_CloseDevice(_this);
SDL_SetError("Unsupported audio format");
return 0;
}

_this->hidden->iCurrFreq = iFreq = this->spec.freq;
_this->hidden->iCurrChannels = iChannels = this->spec.channels;
_this->hidden->iCurrFreq = iFreq = _this->spec.freq;
_this->hidden->iCurrChannels = iChannels = _this->spec.channels;
/* Update the fragment size as size in bytes */
SDL_CalculateAudioSpec(&this->spec);
_this->hidden->iCurrBufSize = iBufSize = this->spec.size;
SDL_CalculateAudioSpec(&_this->spec);
_this->hidden->iCurrBufSize = iBufSize = _this->spec.size;

// Now query this device if it supports the given freq/bits/channels!
SDL_memset(&(_this->hidden->MixSetupParms), 0,
Expand All @@ -175,7 +175,7 @@ DART_OpenDevice(_THIS, const char *devname, int iscapture)
&(_this->hidden->MixSetupParms), 0);
if (rc != MCIERR_SUCCESS) { // The device cannot handle this format!
// Close DART, and exit with error code!
DART_CloseDevice(this);
DART_CloseDevice(_this);
SDL_SetError("Audio device doesn't support requested audio format");
return 0;
}
Expand All @@ -185,7 +185,7 @@ DART_OpenDevice(_THIS, const char *devname, int iscapture)
&(_this->hidden->MixSetupParms), 0);
if (rc != MCIERR_SUCCESS) { // The device could not be opened!
// Close DART, and exit with error code!
DART_CloseDevice(this);
DART_CloseDevice(_this);
SDL_SetError("Audio device could not be set up");
return 0;
}
Expand All @@ -196,7 +196,7 @@ DART_OpenDevice(_THIS, const char *devname, int iscapture)
(MCI_MIX_BUFFER *) SDL_malloc(sizeof(MCI_MIX_BUFFER) * iNumBufs);
if (!(_this->hidden->pMixBuffers)) { // Not enough memory!
// Close DART, and exit with error code!
DART_CloseDevice(this);
DART_CloseDevice(_this);
SDL_OutOfMemory();
return 0;
}
Expand All @@ -213,7 +213,7 @@ DART_OpenDevice(_THIS, const char *devname, int iscapture)
|| (iNumBufs != _this->hidden->BufferParms.ulNumBuffers)
|| (_this->hidden->BufferParms.ulBufferSize == 0)) { // Could not allocate memory!
// Close DART, and exit with error code!
DART_CloseDevice(this);
DART_CloseDevice(_this);
SDL_SetError("DART could not allocate buffers");
return 0;
}
Expand All @@ -228,7 +228,7 @@ DART_OpenDevice(_THIS, const char *devname, int iscapture)
// Check if this buffer was really allocated by DART
if ((!(_this->hidden->pMixBuffers[i].pBuffer))
|| (!pBufferDesc)) { // Wrong buffer!
DART_CloseDevice(this);
DART_CloseDevice(_this);
SDL_SetError("Error at internal buffer check");
return 0;
}
Expand All @@ -251,7 +251,7 @@ DART_OpenDevice(_THIS, const char *devname, int iscapture)
if (DosCreateEventSem
(NULL, &(_this->hidden->hevAudioBufferPlayed), 0, FALSE) != NO_ERROR)
{
DART_CloseDevice(this);
DART_CloseDevice(_this);
SDL_SetError("Could not create event semaphore");
return 0;
}
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