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[c-host] nvfbc: disable ARGB10 until NVIDIA fix the API (if ever)

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This commit is contained in:
Geoffrey McRae 2019-04-11 19:30:42 +10:00
parent 8cedad8241
commit 338bc2e0dc
2 changed files with 17 additions and 9 deletions
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2
VERSION
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@ -1 +1 @@
a12-154-g32bd6d96e3+1
a12-155-g8cedad8241+1

24
c-host/platform/Windows/capture/NVFBC/src/nvfbc.c
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@ -138,7 +138,7 @@ static bool nvfbc_init(void * pointerShape, const unsigned int pointerSize)
HANDLE event;
if (!NvFBCToSysSetup(
this->nvfbc,
BUFFER_FMT_ARGB10,
BUFFER_FMT_ARGB,
false,
true,
false,
@ -226,13 +226,21 @@ static CaptureResult nvfbc_getFrame(CaptureFrame * frame)
frame->pitch = this->grabInfo.dwBufferWidth * 4;
frame->stride = this->grabInfo.dwBufferWidth;
// the bIsHDR check isn't reliable, if it's not set check a few pixels to see if
// the alpha channel has data in it. If not HDR the alpha channel should read zeros
this->grabInfo.bIsHDR =
this->grabInfo.bIsHDR ||
(this->frameBuffer[3] != 0) || // top left
(this->frameBuffer[(((frame->height * frame->stride) / 2) + frame->width / 2) * 4 + 3] != 0) || // center
(this->frameBuffer[(((frame->height - 1) * frame->stride) + frame->width - 1) * 4 + 3] != 0); // bottom right
#if 0
//NvFBC never sets bIsHDR so instead we check for any data in the alpha channel
//If there is data, it's HDR. This is clearly suboptimal
if (!this->grabInfo.bIsHDR)
for(int y = 0; y < frame->height; ++y)
for(int x = 0; x < frame->width; ++x)
{
int offset = (y * frame->pitch) + (x * 4);
if (this->frameBuffer[offset + 3])
{
this->grabInfo.bIsHDR = 1;
break;
}
}
#endif
frame->format = this->grabInfo.bIsHDR ? CAPTURE_FMT_RGBA10 : CAPTURE_FMT_BGRA;
memcpy(frame->data, this->frameBuffer, frame->pitch * frame->height);