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GPU (Windows): greatly improve performance of GPU temp detection

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... when `--gpu-driver-specific` is not set. Supported on Windows 10 and later
This commit is contained in:
李通洲
2025-07-12 01:26:33 +08:00
parent 939f428da7
commit ab496b23b7
2 changed files with 86 additions and 6 deletions
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src/detection/gpu/gpu_windows.c
+15 -1
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@@ -164,7 +164,7 @@ const char* ffDetectGPUImpl(FF_MAYBE_UNUSED const FFGPUOptions* options, FFlist*
__typeof__(&ffDetectNvidiaGpuInfo) detectFn;
const char* dllName;
if (getDriverSpecificDetectionFn(gpu->vendor.chars, &detectFn, &dllName) && (options->temp || options->driverSpecific))
if (options->driverSpecific && getDriverSpecificDetectionFn(gpu->vendor.chars, &detectFn, &dllName))
{
unsigned vendorId = 0, deviceId = 0, subSystemId = 0, revId = 0;
bufferLen = sizeof(buffer);
@@ -242,6 +242,20 @@ const char* ffDetectGPUImpl(FF_MAYBE_UNUSED const FFGPUOptions* options, FFlist*
gpu->type = FF_GPU_TYPE_INTEGRATED;
}
}
if (options->temp && gpu->temperature != gpu->temperature)
{
D3DKMT_QUERYSTATISTICS queryStatistics = {
.Type = D3DKMT_QUERYSTATISTICS_PHYSICAL_ADAPTER,
.AdapterLuid = *(LUID*)&adapterLuid,
.QueryPhysAdapter = { .PhysicalAdapterIndex = 0 },
};
if (NT_SUCCESS(D3DKMTQueryStatistics(&queryStatistics)))
gpu->temperature = queryStatistics.QueryResult.PhysAdapterInformation.AdapterPerfData.Temperature / 10.0;
}
D3DKMT_CLOSEADAPTER closeAdapter = { .hAdapter = openAdapterFromLuid.hAdapter };
(void) D3DKMTCloseAdapter(&closeAdapter);
}
}
}