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dsound: Support 5.1 sound.

This commit is contained in:
Mark Harmstone 2015-01-06 19:27:21 +00:00 committed by Alexandre Julliard
parent 3ba100d81c
commit 77b2ab21f4
6 changed files with 85 additions and 4 deletions
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34
dlls/dsound/dsound.c
View File

@ -619,6 +619,40 @@ void DSOUND_ParseSpeakerConfig(DirectSoundDevice *device)
device->lfe_channel = -1;
break;
case DSSPEAKER_5POINT1_BACK:
device->speaker_angles[0] = M_PI/180.0f * -135.0f;
device->speaker_angles[1] = M_PI/180.0f * -45.0f;
device->speaker_angles[2] = M_PI/180.0f * 0.0f;
device->speaker_angles[3] = M_PI/180.0f * 45.0f;
device->speaker_angles[4] = M_PI/180.0f * 135.0f;
device->speaker_angles[5] = 9999.0f;
device->speaker_num[0] = 4; /* Rear left */
device->speaker_num[1] = 0; /* Front left */
device->speaker_num[2] = 2; /* Front centre */
device->speaker_num[3] = 1; /* Front right */
device->speaker_num[4] = 5; /* Rear right */
device->speaker_num[5] = 3; /* LFE */
device->num_speakers = 6;
device->lfe_channel = 3;
break;
case DSSPEAKER_5POINT1_SURROUND:
device->speaker_angles[0] = M_PI/180.0f * -90.0f;
device->speaker_angles[1] = M_PI/180.0f * -30.0f;
device->speaker_angles[2] = M_PI/180.0f * 0.0f;
device->speaker_angles[3] = M_PI/180.0f * 30.0f;
device->speaker_angles[4] = M_PI/180.0f * 90.0f;
device->speaker_angles[5] = 9999.0f;
device->speaker_num[0] = 4; /* Rear left */
device->speaker_num[1] = 0; /* Front left */
device->speaker_num[2] = 2; /* Front centre */
device->speaker_num[3] = 1; /* Front right */
device->speaker_num[4] = 5; /* Rear right */
device->speaker_num[5] = 3; /* LFE */
device->num_speakers = 6;
device->lfe_channel = 3;
break;
default:
WARN("unknown speaker_config %u\n", device->speaker_config);
}

24
dlls/dsound/dsound_convert.c
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@ -184,6 +184,30 @@ void put_stereo2quad(const IDirectSoundBufferImpl *dsb, DWORD pos, DWORD channel
}
}
void put_mono2surround51(const IDirectSoundBufferImpl *dsb, DWORD pos, DWORD channel, float value)
{
dsb->put_aux(dsb, pos, 0, value);
dsb->put_aux(dsb, pos, 1, value);
dsb->put_aux(dsb, pos, 2, value);
dsb->put_aux(dsb, pos, 3, value);
dsb->put_aux(dsb, pos, 4, value);
dsb->put_aux(dsb, pos, 5, value);
}
void put_stereo2surround51(const IDirectSoundBufferImpl *dsb, DWORD pos, DWORD channel, float value)
{
if (channel == 0) { /* Left */
dsb->put_aux(dsb, pos, 0, value); /* Front left */
dsb->put_aux(dsb, pos, 4, value); /* Back left */
dsb->put_aux(dsb, pos, 2, 0.0f); /* Mute front centre */
dsb->put_aux(dsb, pos, 3, 0.0f); /* Mute LFE */
} else if (channel == 1) { /* Right */
dsb->put_aux(dsb, pos, 1, value); /* Front right */
dsb->put_aux(dsb, pos, 5, value); /* Back right */
}
}
void mixieee32(float *src, float *dst, unsigned samples)
{
TRACE("%p - %p %d\n", src, dst, samples);

4
dlls/dsound/dsound_private.h
View File

@ -30,7 +30,7 @@
#include "wine/list.h"
#define DS_MAX_CHANNELS 4
#define DS_MAX_CHANNELS 6
extern int ds_hel_buflen DECLSPEC_HIDDEN;
extern int ds_snd_queue_max DECLSPEC_HIDDEN;
@ -181,6 +181,8 @@ float get_mono(const IDirectSoundBufferImpl *dsb, DWORD pos, DWORD channel) DECL
void put_mono2stereo(const IDirectSoundBufferImpl *dsb, DWORD pos, DWORD channel, float value) DECLSPEC_HIDDEN;
void put_mono2quad(const IDirectSoundBufferImpl *dsb, DWORD pos, DWORD channel, float value) DECLSPEC_HIDDEN;
void put_stereo2quad(const IDirectSoundBufferImpl *dsb, DWORD pos, DWORD channel, float value) DECLSPEC_HIDDEN;
void put_mono2surround51(const IDirectSoundBufferImpl *dsb, DWORD pos, DWORD channel, float value) DECLSPEC_HIDDEN;
void put_stereo2surround51(const IDirectSoundBufferImpl *dsb, DWORD pos, DWORD channel, float value) DECLSPEC_HIDDEN;
HRESULT IDirectSoundBufferImpl_Create(
DirectSoundDevice *device,

7
dlls/dsound/mixer.c
View File

@ -156,6 +156,8 @@ void DSOUND_RecalcFormat(IDirectSoundBufferImpl *dsb)
dsb->put = put_mono2stereo;
else if (ochannels == 4)
dsb->put = put_mono2quad;
else if (ochannels == 6)
dsb->put = put_mono2surround51;
}
else if (ochannels == 1)
{
@ -167,6 +169,11 @@ void DSOUND_RecalcFormat(IDirectSoundBufferImpl *dsb)
dsb->mix_channels = 2;
dsb->put = put_stereo2quad;
}
else if (ichannels == 2 && ochannels == 6)
{
dsb->mix_channels = 2;
dsb->put = put_stereo2surround51;
}
else
{
if (ichannels > 2)

9
dlls/dsound/primary.c
View File

@ -70,6 +70,9 @@ static DWORD speaker_config_to_channel_mask(DWORD speaker_config)
case DSSPEAKER_QUAD:
return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT;
case DSSPEAKER_5POINT1_BACK:
return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_FRONT_CENTER | SPEAKER_LOW_FREQUENCY | SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT;
}
WARN("unknown speaker_config %u\n", speaker_config);
@ -195,7 +198,11 @@ static DWORD DSOUND_FindSpeakerConfig(IMMDevice *mmdevice)
PropVariantClear(&pv);
IPropertyStore_Release(store);
if ((phys_speakers & KSAUDIO_SPEAKER_QUAD) == KSAUDIO_SPEAKER_QUAD)
if ((phys_speakers & KSAUDIO_SPEAKER_5POINT1) == KSAUDIO_SPEAKER_5POINT1)
return DSSPEAKER_5POINT1_BACK;
else if ((phys_speakers & KSAUDIO_SPEAKER_5POINT1_SURROUND) == KSAUDIO_SPEAKER_5POINT1_SURROUND)
return DSSPEAKER_5POINT1_SURROUND;
else if ((phys_speakers & KSAUDIO_SPEAKER_QUAD) == KSAUDIO_SPEAKER_QUAD)
return DSSPEAKER_QUAD;
else if ((phys_speakers & KSAUDIO_SPEAKER_STEREO) == KSAUDIO_SPEAKER_STEREO)
return DSSPEAKER_COMBINED(DSSPEAKER_STEREO, DSSPEAKER_GEOMETRY_WIDE);

11
dlls/dsound/sound3d.c
View File

@ -162,7 +162,7 @@ void DSOUND_Calc3DBuffer(IDirectSoundBufferImpl *dsb)
/* panning related stuff */
D3DVALUE flAngle, flAngle2;
D3DVECTOR vLeft;
int i;
int i, num_main_speakers;
float a, ingain;
/* doppler shift related stuff */
@ -311,8 +311,15 @@ if(0)
for (i = 0; i < dsb->device->pwfx->nChannels; i++)
dsb->volpan.dwTotalAmpFactor[i] = 0;
num_main_speakers = dsb->device->pwfx->nChannels;
if (dsb->device->lfe_channel != -1) {
dsb->volpan.dwTotalAmpFactor[dsb->device->lfe_channel] = ingain;
num_main_speakers--;
}
/* adapted from OpenAL's Alc/panning.c */
for (i = 0; i < dsb->device->pwfx->nChannels - 1; i++)
for (i = 0; i < num_main_speakers - 1; i++)
{
if(flAngle >= dsb->device->speaker_angles[i] && flAngle < dsb->device->speaker_angles[i+1])
{