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Avoid HEVC on GPUs using hybrid decoding. Fixes #14

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This commit is contained in:
Cameron Gutman 2018-07-31 18:09:09 -07:00
parent 4e82ea298e
commit 141ee11e2f
2 changed files with 102 additions and 0 deletions
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101
app/streaming/video/ffmpeg-renderers/dxva2.cpp
View File

@ -129,6 +129,10 @@ bool DXVA2Renderer::initializeDecoder()
{
HRESULT hr;
if (isDecoderBlacklisted()) {
return false;
}
hr = DXVA2CreateVideoService(m_Device, IID_IDirectXVideoDecoderService,
reinterpret_cast<void**>(&m_DecService));
if (FAILED(hr)) {
@ -352,6 +356,103 @@ bool DXVA2Renderer::initializeRenderer()
return true;
}
bool DXVA2Renderer::isDecoderBlacklisted()
{
IDirect3D9* d3d9;
HRESULT hr;
bool result = false;
// TODO: Update for HEVC Main10
SDL_assert(m_VideoFormat != VIDEO_FORMAT_H265_MAIN10);
hr = m_Device->GetDirect3D(&d3d9);
if (SUCCEEDED(hr)) {
D3DCAPS9 caps;
hr = m_Device->GetDeviceCaps(&caps);
if (SUCCEEDED(hr)) {
D3DADAPTER_IDENTIFIER9 id;
hr = d3d9->GetAdapterIdentifier(caps.AdapterOrdinal, 0, &id);
if (SUCCEEDED(hr)) {
SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
"Detected GPU: %s (%x:%x)",
id.Description,
id.VendorId,
id.DeviceId);
if (id.VendorId == 0x8086) {
// Intel seems to encode the series in the high byte of
// the device ID. We want to avoid the "Partial" acceleration
// support explicitly. Those will claim to have HW acceleration
// but perform badly.
// https://en.wikipedia.org/wiki/Intel_Graphics_Technology#Capabilities_(GPU_video_acceleration)
// https://raw.githubusercontent.com/GameTechDev/gpudetect/master/IntelGfx.cfg
switch (id.DeviceId & 0xFF00) {
case 0x0400: // Haswell
case 0x0A00: // Haswell
case 0x0D00: // Haswell
case 0x1600: // Broadwell
case 0x2200: // Cherry Trail and Braswell
// Blacklist these for HEVC to avoid hybrid decode
result = (m_VideoFormat & VIDEO_FORMAT_MASK_H265) != 0;
break;
default:
// Everything else is fine with whatever it says it supports
result = false;
break;
}
}
else if (id.VendorId == 0x10DE) {
// For NVIDIA, we wait to avoid those GPUs with Feature Set E
// for HEVC decoding, since that's hybrid.
// https://en.wikipedia.org/wiki/Nvidia_PureVideo
// http://envytools.readthedocs.io/en/latest/hw/pciid.html (missing GM200)
if ((id.DeviceId >= 0x1340 && id.DeviceId <= 0x137F) || // GM108
(id.DeviceId >= 0x1380 && id.DeviceId <= 0x13BF) || // GM107
(id.DeviceId >= 0x13C0 && id.DeviceId <= 0x13FF) || // GM204
(id.DeviceId >= 0x1617 && id.DeviceId <= 0x161A) || // GM204
(id.DeviceId == 0x1667) || // GM204
(id.DeviceId >= 0x17C0 && id.DeviceId <= 0x17FF)) { // GM200
// Avoid HEVC on Feature Set E GPUs
result = (m_VideoFormat & VIDEO_FORMAT_MASK_H265) != 0;
}
else {
result = false;
}
}
else if (id.VendorId == 0x1DA2) {
// AMD doesn't seem to do hybrid acceleration?
result = false;
}
else {
SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
"Unrecognized vendor ID: %x",
id.VendorId);
}
}
}
else {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"GetDeviceCaps() failed: %x", hr);
}
d3d9->Release();
}
else {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"GetDirect3D() failed: %x", hr);
}
if (result) {
SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
"GPU blacklisted for format %x",
m_VideoFormat);
}
return result;
}
bool DXVA2Renderer::initialize(SDL_Window* window, int videoFormat, int width, int height)
{
m_VideoFormat = videoFormat;

1
app/streaming/video/ffmpeg-renderers/dxva2.h
View File

@ -24,6 +24,7 @@ public:
private:
bool initializeDecoder();
bool initializeRenderer();
bool isDecoderBlacklisted();
static
AVBufferRef* ffPoolAlloc(void* opaque, int size);