First Commit
This commit is contained in:
202
externals/openal-soft/alc/backends/base.cpp
vendored
Normal file
202
externals/openal-soft/alc/backends/base.cpp
vendored
Normal file
@@ -0,0 +1,202 @@
|
||||
|
||||
#include "config.h"
|
||||
|
||||
#include "base.h"
|
||||
|
||||
#include <algorithm>
|
||||
#include <array>
|
||||
#include <atomic>
|
||||
|
||||
#ifdef _WIN32
|
||||
#define WIN32_LEAN_AND_MEAN
|
||||
#include <windows.h>
|
||||
#include <mmreg.h>
|
||||
|
||||
#include "albit.h"
|
||||
#include "core/logging.h"
|
||||
#include "aloptional.h"
|
||||
#endif
|
||||
|
||||
#include "atomic.h"
|
||||
#include "core/devformat.h"
|
||||
|
||||
|
||||
namespace al {
|
||||
|
||||
backend_exception::backend_exception(backend_error code, const char *msg, ...) : mErrorCode{code}
|
||||
{
|
||||
std::va_list args;
|
||||
va_start(args, msg);
|
||||
setMessage(msg, args);
|
||||
va_end(args);
|
||||
}
|
||||
backend_exception::~backend_exception() = default;
|
||||
|
||||
} // namespace al
|
||||
|
||||
|
||||
bool BackendBase::reset()
|
||||
{ throw al::backend_exception{al::backend_error::DeviceError, "Invalid BackendBase call"}; }
|
||||
|
||||
void BackendBase::captureSamples(al::byte*, uint)
|
||||
{ }
|
||||
|
||||
uint BackendBase::availableSamples()
|
||||
{ return 0; }
|
||||
|
||||
ClockLatency BackendBase::getClockLatency()
|
||||
{
|
||||
ClockLatency ret;
|
||||
|
||||
uint refcount;
|
||||
do {
|
||||
refcount = mDevice->waitForMix();
|
||||
ret.ClockTime = GetDeviceClockTime(mDevice);
|
||||
std::atomic_thread_fence(std::memory_order_acquire);
|
||||
} while(refcount != ReadRef(mDevice->MixCount));
|
||||
|
||||
/* NOTE: The device will generally have about all but one periods filled at
|
||||
* any given time during playback. Without a more accurate measurement from
|
||||
* the output, this is an okay approximation.
|
||||
*/
|
||||
ret.Latency = std::max(std::chrono::seconds{mDevice->BufferSize-mDevice->UpdateSize},
|
||||
std::chrono::seconds::zero());
|
||||
ret.Latency /= mDevice->Frequency;
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
void BackendBase::setDefaultWFXChannelOrder()
|
||||
{
|
||||
mDevice->RealOut.ChannelIndex.fill(InvalidChannelIndex);
|
||||
|
||||
switch(mDevice->FmtChans)
|
||||
{
|
||||
case DevFmtMono:
|
||||
mDevice->RealOut.ChannelIndex[FrontCenter] = 0;
|
||||
break;
|
||||
case DevFmtStereo:
|
||||
mDevice->RealOut.ChannelIndex[FrontLeft] = 0;
|
||||
mDevice->RealOut.ChannelIndex[FrontRight] = 1;
|
||||
break;
|
||||
case DevFmtQuad:
|
||||
mDevice->RealOut.ChannelIndex[FrontLeft] = 0;
|
||||
mDevice->RealOut.ChannelIndex[FrontRight] = 1;
|
||||
mDevice->RealOut.ChannelIndex[BackLeft] = 2;
|
||||
mDevice->RealOut.ChannelIndex[BackRight] = 3;
|
||||
break;
|
||||
case DevFmtX51:
|
||||
mDevice->RealOut.ChannelIndex[FrontLeft] = 0;
|
||||
mDevice->RealOut.ChannelIndex[FrontRight] = 1;
|
||||
mDevice->RealOut.ChannelIndex[FrontCenter] = 2;
|
||||
mDevice->RealOut.ChannelIndex[LFE] = 3;
|
||||
mDevice->RealOut.ChannelIndex[SideLeft] = 4;
|
||||
mDevice->RealOut.ChannelIndex[SideRight] = 5;
|
||||
break;
|
||||
case DevFmtX61:
|
||||
mDevice->RealOut.ChannelIndex[FrontLeft] = 0;
|
||||
mDevice->RealOut.ChannelIndex[FrontRight] = 1;
|
||||
mDevice->RealOut.ChannelIndex[FrontCenter] = 2;
|
||||
mDevice->RealOut.ChannelIndex[LFE] = 3;
|
||||
mDevice->RealOut.ChannelIndex[BackCenter] = 4;
|
||||
mDevice->RealOut.ChannelIndex[SideLeft] = 5;
|
||||
mDevice->RealOut.ChannelIndex[SideRight] = 6;
|
||||
break;
|
||||
case DevFmtX71:
|
||||
mDevice->RealOut.ChannelIndex[FrontLeft] = 0;
|
||||
mDevice->RealOut.ChannelIndex[FrontRight] = 1;
|
||||
mDevice->RealOut.ChannelIndex[FrontCenter] = 2;
|
||||
mDevice->RealOut.ChannelIndex[LFE] = 3;
|
||||
mDevice->RealOut.ChannelIndex[BackLeft] = 4;
|
||||
mDevice->RealOut.ChannelIndex[BackRight] = 5;
|
||||
mDevice->RealOut.ChannelIndex[SideLeft] = 6;
|
||||
mDevice->RealOut.ChannelIndex[SideRight] = 7;
|
||||
break;
|
||||
case DevFmtX714:
|
||||
mDevice->RealOut.ChannelIndex[FrontLeft] = 0;
|
||||
mDevice->RealOut.ChannelIndex[FrontRight] = 1;
|
||||
mDevice->RealOut.ChannelIndex[FrontCenter] = 2;
|
||||
mDevice->RealOut.ChannelIndex[LFE] = 3;
|
||||
mDevice->RealOut.ChannelIndex[BackLeft] = 4;
|
||||
mDevice->RealOut.ChannelIndex[BackRight] = 5;
|
||||
mDevice->RealOut.ChannelIndex[SideLeft] = 6;
|
||||
mDevice->RealOut.ChannelIndex[SideRight] = 7;
|
||||
mDevice->RealOut.ChannelIndex[TopFrontLeft] = 8;
|
||||
mDevice->RealOut.ChannelIndex[TopFrontRight] = 9;
|
||||
mDevice->RealOut.ChannelIndex[TopBackLeft] = 10;
|
||||
mDevice->RealOut.ChannelIndex[TopBackRight] = 11;
|
||||
break;
|
||||
case DevFmtX3D71:
|
||||
mDevice->RealOut.ChannelIndex[FrontLeft] = 0;
|
||||
mDevice->RealOut.ChannelIndex[FrontRight] = 1;
|
||||
mDevice->RealOut.ChannelIndex[FrontCenter] = 2;
|
||||
mDevice->RealOut.ChannelIndex[LFE] = 3;
|
||||
mDevice->RealOut.ChannelIndex[Aux0] = 4;
|
||||
mDevice->RealOut.ChannelIndex[Aux1] = 5;
|
||||
mDevice->RealOut.ChannelIndex[SideLeft] = 6;
|
||||
mDevice->RealOut.ChannelIndex[SideRight] = 7;
|
||||
break;
|
||||
case DevFmtAmbi3D:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
void BackendBase::setDefaultChannelOrder()
|
||||
{
|
||||
mDevice->RealOut.ChannelIndex.fill(InvalidChannelIndex);
|
||||
|
||||
switch(mDevice->FmtChans)
|
||||
{
|
||||
case DevFmtX51:
|
||||
mDevice->RealOut.ChannelIndex[FrontLeft] = 0;
|
||||
mDevice->RealOut.ChannelIndex[FrontRight] = 1;
|
||||
mDevice->RealOut.ChannelIndex[SideLeft] = 2;
|
||||
mDevice->RealOut.ChannelIndex[SideRight] = 3;
|
||||
mDevice->RealOut.ChannelIndex[FrontCenter] = 4;
|
||||
mDevice->RealOut.ChannelIndex[LFE] = 5;
|
||||
return;
|
||||
case DevFmtX71:
|
||||
mDevice->RealOut.ChannelIndex[FrontLeft] = 0;
|
||||
mDevice->RealOut.ChannelIndex[FrontRight] = 1;
|
||||
mDevice->RealOut.ChannelIndex[BackLeft] = 2;
|
||||
mDevice->RealOut.ChannelIndex[BackRight] = 3;
|
||||
mDevice->RealOut.ChannelIndex[FrontCenter] = 4;
|
||||
mDevice->RealOut.ChannelIndex[LFE] = 5;
|
||||
mDevice->RealOut.ChannelIndex[SideLeft] = 6;
|
||||
mDevice->RealOut.ChannelIndex[SideRight] = 7;
|
||||
return;
|
||||
case DevFmtX714:
|
||||
mDevice->RealOut.ChannelIndex[FrontLeft] = 0;
|
||||
mDevice->RealOut.ChannelIndex[FrontRight] = 1;
|
||||
mDevice->RealOut.ChannelIndex[BackLeft] = 2;
|
||||
mDevice->RealOut.ChannelIndex[BackRight] = 3;
|
||||
mDevice->RealOut.ChannelIndex[FrontCenter] = 4;
|
||||
mDevice->RealOut.ChannelIndex[LFE] = 5;
|
||||
mDevice->RealOut.ChannelIndex[SideLeft] = 6;
|
||||
mDevice->RealOut.ChannelIndex[SideRight] = 7;
|
||||
mDevice->RealOut.ChannelIndex[TopFrontLeft] = 8;
|
||||
mDevice->RealOut.ChannelIndex[TopFrontRight] = 9;
|
||||
mDevice->RealOut.ChannelIndex[TopBackLeft] = 10;
|
||||
mDevice->RealOut.ChannelIndex[TopBackRight] = 11;
|
||||
break;
|
||||
case DevFmtX3D71:
|
||||
mDevice->RealOut.ChannelIndex[FrontLeft] = 0;
|
||||
mDevice->RealOut.ChannelIndex[FrontRight] = 1;
|
||||
mDevice->RealOut.ChannelIndex[Aux0] = 2;
|
||||
mDevice->RealOut.ChannelIndex[Aux1] = 3;
|
||||
mDevice->RealOut.ChannelIndex[FrontCenter] = 4;
|
||||
mDevice->RealOut.ChannelIndex[LFE] = 5;
|
||||
mDevice->RealOut.ChannelIndex[SideLeft] = 6;
|
||||
mDevice->RealOut.ChannelIndex[SideRight] = 7;
|
||||
return;
|
||||
|
||||
/* Same as WFX order */
|
||||
case DevFmtMono:
|
||||
case DevFmtStereo:
|
||||
case DevFmtQuad:
|
||||
case DevFmtX61:
|
||||
case DevFmtAmbi3D:
|
||||
setDefaultWFXChannelOrder();
|
||||
break;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user