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authorChris Robinson <[email protected]>2008-01-01 06:29:11 -0800
committerChris Robinson <[email protected]>2008-01-01 06:29:11 -0800
commit9ed574b39958c49f3e4b6ffc4c6a3153273d33b1 (patch)
tree21eb5bff700bd5a639880a1406c7bce470031047
parent4e2f8e305ec9d738c04aa07dc20e79c2672ec455 (diff)
parent7ef623c71d092f696f5bd7f7170ba475728ecccf (diff)
Merge branch 'master' into efx-experiment
-rw-r--r--Alc/ALu.c46
-rw-r--r--Alc/oss.c47
2 files changed, 33 insertions, 60 deletions
diff --git a/Alc/ALu.c b/Alc/ALu.c
index 11cbc6b2..1ee533e1 100644
--- a/Alc/ALu.c
+++ b/Alc/ALu.c
@@ -744,28 +744,6 @@ ALvoid aluMixData(ALCcontext *ALContext,ALvoid *buffer,ALsizei size,ALenum forma
if(Channels >= 4)
{
int i = 2;
- if(Channels >= 7)
- {
- //First order interpolator (side left)
- value = (ALfloat)((ALshort)(((Data[k*Channels+2]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+2]*(fraction)))>>FRACTIONBITS));
- DryBuffer[j][SIDE_LEFT] += value*DrySend[SIDE_LEFT];
- WetBuffer[j][SIDE_LEFT] += value*WetSend[SIDE_LEFT];
- //First order interpolator (side right)
- value = (ALfloat)((ALshort)(((Data[k*Channels+3]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+3]*(fraction)))>>FRACTIONBITS));
- DryBuffer[j][SIDE_RIGHT] += value*DrySend[SIDE_RIGHT];
- WetBuffer[j][SIDE_RIGHT] += value*WetSend[SIDE_RIGHT];
- i += 2;
- }
- //First order interpolator (back left)
- value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS));
- DryBuffer[j][BACK_LEFT] += value*DrySend[BACK_LEFT];
- WetBuffer[j][BACK_LEFT] += value*WetSend[BACK_LEFT];
- i++;
- //First order interpolator (back right)
- value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS));
- DryBuffer[j][BACK_RIGHT] += value*DrySend[BACK_RIGHT];
- WetBuffer[j][BACK_RIGHT] += value*WetSend[BACK_RIGHT];
- i++;
if(Channels >= 6)
{
if(Channels != 7)
@@ -780,6 +758,30 @@ ALvoid aluMixData(ALCcontext *ALContext,ALvoid *buffer,ALsizei size,ALenum forma
value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS));
DryBuffer[j][LFE] += value*DrySend[LFE];
WetBuffer[j][LFE] += value*WetSend[LFE];
+ i++;
+ }
+ //First order interpolator (back left)
+ value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS));
+ DryBuffer[j][BACK_LEFT] += value*DrySend[BACK_LEFT];
+ WetBuffer[j][BACK_LEFT] += value*WetSend[BACK_LEFT];
+ i++;
+ //First order interpolator (back right)
+ value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS));
+ DryBuffer[j][BACK_RIGHT] += value*DrySend[BACK_RIGHT];
+ WetBuffer[j][BACK_RIGHT] += value*WetSend[BACK_RIGHT];
+ i++;
+ if(Channels >= 7)
+ {
+ //First order interpolator (side left)
+ value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS));
+ DryBuffer[j][SIDE_LEFT] += value*DrySend[SIDE_LEFT];
+ WetBuffer[j][SIDE_LEFT] += value*WetSend[SIDE_LEFT];
+ i++;
+ //First order interpolator (side right)
+ value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS));
+ DryBuffer[j][SIDE_RIGHT] += value*DrySend[SIDE_RIGHT];
+ WetBuffer[j][SIDE_RIGHT] += value*WetSend[SIDE_RIGHT];
+ i++;
}
}
}
diff --git a/Alc/oss.c b/Alc/oss.c
index a63acb9b..a5c2fef4 100644
--- a/Alc/oss.c
+++ b/Alc/oss.c
@@ -215,49 +215,20 @@ static ALCboolean oss_open_playback(ALCdevice *device, const ALCchar *deviceName
}
#undef ok
- device->Channels = numChannels;
device->Frequency = ossSpeed;
- device->Format = 0;
- if(ossFormat == AFMT_U8)
- {
- if(device->Channels == 1)
- {
- device->Format = AL_FORMAT_MONO8;
- device->FrameSize = 1;
- }
- else if(device->Channels == 2)
- {
- device->Format = AL_FORMAT_STEREO8;
- device->FrameSize = 2;
- }
- else if(device->Channels == 4)
- {
- device->Format = AL_FORMAT_QUAD8;
- device->FrameSize = 4;
- }
- }
- else if(ossFormat == AFMT_S16_NE)
+
+ if((int)device->Channels != numChannels)
{
- if(device->Channels == 1)
- {
- device->Format = AL_FORMAT_MONO16;
- device->FrameSize = 2;
- }
- else if(device->Channels == 2)
- {
- device->Format = AL_FORMAT_STEREO16;
- device->FrameSize = 4;
- }
- else if(device->Channels == 4)
- {
- device->Format = AL_FORMAT_QUAD16;
- device->FrameSize = 8;
- }
+ AL_PRINT("Could not set %d channels, got %d instead\n", device->Channels, numChannels);
+ close(data->fd);
+ free(data);
+ return ALC_FALSE;
}
- if(!device->Format)
+ if(!((ossFormat == AFMT_U8 && aluBytesFromFormat(device->Format) == 1) ||
+ (ossFormat == AFMT_S16_NE && aluBytesFromFormat(device->Format) == 2)))
{
- AL_PRINT("returned unknown format: %#x %d!\n", ossFormat, numChannels);
+ AL_PRINT("Could not set %d-bit output, got format %#x\n", aluBytesFromFormat(device->Format)*8, ossFormat);
close(data->fd);
free(data);
return ALC_FALSE;