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https://github.com/moonlight-stream/moonlight-qt
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60 lines
2.8 KiB
C++
60 lines
2.8 KiB
C++
#pragma once
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#include <Limelight.h>
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class DXUtil
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{
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public:
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static bool isFormatHybridDecodedByHardware(int videoFormat, unsigned int vendorId, unsigned int deviceId) {
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if (vendorId == 0x8086) {
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// Intel seems to encode the series in the high byte of
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// the device ID. We want to avoid the "Partial" acceleration
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// support explicitly. Those will claim to have HW acceleration
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// but perform badly.
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// https://en.wikipedia.org/wiki/Intel_Graphics_Technology#Capabilities_(GPU_video_acceleration)
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// https://raw.githubusercontent.com/GameTechDev/gpudetect/master/IntelGfx.cfg
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switch (deviceId & 0xFF00) {
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case 0x0400: // Haswell
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case 0x0A00: // Haswell
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case 0x0D00: // Haswell
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case 0x1600: // Broadwell
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case 0x2200: // Cherry Trail and Braswell
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// Block these for HEVC to avoid hybrid decode
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return (videoFormat & VIDEO_FORMAT_MASK_H265) != 0;
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case 0x1900: // Skylake
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// Blacklist these for HEVC Main10 to avoid hybrid decode.
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// Regular HEVC Main is fine though.
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if (videoFormat == VIDEO_FORMAT_H265_MAIN10) {
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return true;
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}
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default:
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break;
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}
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}
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else if (vendorId == 0x10DE) {
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// For NVIDIA, we wait to avoid those GPUs with Feature Set E
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// for HEVC decoding, since that's hybrid. It appears that Kepler GPUs
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// also had some hybrid decode support (per DXVA2 Checker) so we'll
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// blacklist those too.
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// https://en.wikipedia.org/wiki/Nvidia_PureVideo
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// https://bluesky23.yukishigure.com/en/dxvac/deviceInfo/decoder.html
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// http://envytools.readthedocs.io/en/latest/hw/pciid.html (missing GM200)
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if ((deviceId >= 0x1180 && deviceId <= 0x11BF) || // GK104
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(deviceId >= 0x11C0 && deviceId <= 0x11FF) || // GK106
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(deviceId >= 0x0FC0 && deviceId <= 0x0FFF) || // GK107
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(deviceId >= 0x1000 && deviceId <= 0x103F) || // GK110/GK110B
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(deviceId >= 0x1280 && deviceId <= 0x12BF) || // GK208
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(deviceId >= 0x1340 && deviceId <= 0x137F) || // GM108
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(deviceId >= 0x1380 && deviceId <= 0x13BF) || // GM107
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(deviceId >= 0x13C0 && deviceId <= 0x13FF) || // GM204
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(deviceId >= 0x1617 && deviceId <= 0x161A) || // GM204
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(deviceId == 0x1667) || // GM204
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(deviceId >= 0x17C0 && deviceId <= 0x17FF)) { // GM200
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// Avoid HEVC on Feature Set E GPUs
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return (videoFormat & VIDEO_FORMAT_MASK_H265) != 0;
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}
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}
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return false;
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}
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};
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