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decklink: Add HDR playback support

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This commit is contained in:
jpark37
2023-04-01 17:24:14 -07:00
committed by Lain
parent 40edda536d
commit bb12fe9db5
10 changed files with 275 additions and 16 deletions
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23
plugins/decklink/decklink-device-instance.cpp
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@@ -626,13 +626,24 @@ bool DeckLinkDeviceInstance::StartOutput(DeckLinkDeviceMode *mode_)
}
activeBlob = nullptr;
struct obs_video_info ovi;
const enum video_colorspace colorspace =
obs_get_video_info(&ovi) ? ovi.colorspace : VIDEO_CS_DEFAULT;
const bool source_hdr = (colorspace == VIDEO_CS_2100_PQ) ||
(colorspace == VIDEO_CS_2100_HLG);
const bool enable_hdr =
source_hdr &&
(obs_output_get_video_conversion(decklinkOutput->GetOutput())
->colorspace == VIDEO_CS_2100_PQ);
BMDPixelFormat pixelFormat = enable_hdr ? bmdFormat10BitRGBXLE
: bmdFormat8BitBGRA;
const int64_t minimumPrerollFrames =
std::max(device->GetMinimumPrerollFrames(), INT64_C(3));
for (int64_t i = 0; i < minimumPrerollFrames; ++i) {
ComPtr<IDeckLinkMutableVideoFrame> decklinkOutputFrame;
HRESULT result = output_->CreateVideoFrame(
decklinkOutput->GetWidth(), decklinkOutput->GetHeight(),
rowSize, bmdFormat8BitBGRA, bmdFrameFlagDefault,
rowSize, pixelFormat, bmdFrameFlagDefault,
&decklinkOutputFrame);
if (result != S_OK) {
blog(LOG_ERROR, "failed to create video frame 0x%X",
@@ -640,7 +651,15 @@ bool DeckLinkDeviceInstance::StartOutput(DeckLinkDeviceMode *mode_)
return false;
}
result = output_->ScheduleVideoFrame(decklinkOutputFrame,
IDeckLinkVideoFrame *theFrame = decklinkOutputFrame.Get();
ComPtr<HDRVideoFrame> decklinkOutputHDRFrame;
if (enable_hdr) {
*decklinkOutputHDRFrame.Assign() =
new HDRVideoFrame(decklinkOutputFrame);
theFrame = decklinkOutputHDRFrame.Get();
}
result = output_->ScheduleVideoFrame(theFrame,
i * frameDuration,
frameDuration,
frameTimescale);