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[host] nvfbc: retry on failure to init

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@quantum has observed nvfbc under rare circumstances fail to initialize,
this adds a retry to the init with a short delay to hopefully recover
from this situation.
This commit is contained in:
Geoffrey McRae 2022-12-08 21:24:11 +11:00
parent 60ac03ebaf
commit 8619f787b9
1 changed files with 42 additions and 30 deletions
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72
host/platform/Windows/capture/NVFBC/src/nvfbc.c
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@ -316,43 +316,55 @@ static bool nvfbc_init(void)
} }
int adapterIndex = option_get_int("nvfbc", "adapterIndex"); int adapterIndex = option_get_int("nvfbc", "adapterIndex");
// NOTE: Calling this on hardware that doesn't support NvFBC such as GeForce
// causes a substantial performance pentalty even if it fails! As such we only bool created = false;
// attempt NvFBC as a last resort, or if configured via the app:capture for(int retry = 0; retry < 2; ++retry)
// option.
if (adapterIndex < 0)
{ {
IDirect3D9 * d3d = Direct3DCreate9(D3D_SDK_VERSION); // NOTE: Calling this on hardware that doesn't support NvFBC such as GeForce
int adapterCount = IDirect3D9_GetAdapterCount(d3d); // causes a substantial performance pentalty even if it fails! As such we only
for(int i = 0; i < adapterCount; ++i) // attempt NvFBC as a last resort, or if configured via the app:capture
{ // option.
D3DADAPTER_IDENTIFIER9 ident;
IDirect3D9_GetAdapterIdentifier(d3d, i, 0, &ident);
if (ident.VendorId != 0x10DE)
continue;
if (NvFBCToSysCreate(i, privData, privDataLen, &this->nvfbc,
&this->maxWidth, &this->maxHeight))
{
adapterIndex = i;
break;
}
}
IDirect3D9_Release(d3d);
if (adapterIndex < 0) if (adapterIndex < 0)
{ {
free(privData); IDirect3D9 * d3d = Direct3DCreate9(D3D_SDK_VERSION);
return false; int adapterCount = IDirect3D9_GetAdapterCount(d3d);
for(int i = 0; i < adapterCount; ++i)
{
D3DADAPTER_IDENTIFIER9 ident;
IDirect3D9_GetAdapterIdentifier(d3d, i, 0, &ident);
if (ident.VendorId != 0x10DE)
continue;
if (NvFBCToSysCreate(i, privData, privDataLen, &this->nvfbc,
&this->maxWidth, &this->maxHeight))
{
adapterIndex = i;
created = true;
break;
}
}
IDirect3D9_Release(d3d);
} }
} else
else
if (!NvFBCToSysCreate(adapterIndex, privData, privDataLen, &this->nvfbc, &this->maxWidth, &this->maxHeight))
{ {
free(privData); if (!NvFBCToSysCreate(adapterIndex, privData, privDataLen, &this->nvfbc, &this->maxWidth, &this->maxHeight))
return false; continue;
created = true;
} }
if (created)
break;
//10ms delay before retry
nsleep(10000000);
}
if (!created)
{
free(privData);
return false;
}
int diffRes = option_get_int("nvfbc", "diffRes"); int diffRes = option_get_int("nvfbc", "diffRes");
enum DiffMapBlockSize blockSize; enum DiffMapBlockSize blockSize;
NvFBCGetDiffMapBlockSize(diffRes, &blockSize, &this->diffShift, privData, privDataLen); NvFBCGetDiffMapBlockSize(diffRes, &blockSize, &this->diffShift, privData, privDataLen);