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This commit is contained in:
Aiden
2026-05-08 18:07:45 +10:00
parent eede6938cb
commit f322abf79a
24 changed files with 270 additions and 43 deletions
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13
apps/LoopThroughWithOpenGLCompositing/videoio/decklink/DeckLinkSession.cpp
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@@ -223,7 +223,7 @@ bool DeckLinkSession::DiscoverDevicesAndModes(const VideoFormatSelection& videoM
return true;
}
bool DeckLinkSession::SelectPreferredFormats(const VideoFormatSelection& videoModes, std::string& error)
bool DeckLinkSession::SelectPreferredFormats(const VideoFormatSelection& videoModes, bool outputAlphaRequired, std::string& error)
{
if (!output)
{
@@ -239,8 +239,15 @@ bool DeckLinkSession::SelectPreferredFormats(const VideoFormatSelection& videoMo
mState.formatStatusMessage += "DeckLink input does not report 10-bit YUV support for the configured mode; using 8-bit capture. ";
const bool outputTenBitSupported = OutputSupportsFormat(output, videoModes.output.displayMode, bmdFormat10BitYUV);
mState.outputPixelFormat = outputTenBitSupported ? VideoIOPixelFormat::V210 : VideoIOPixelFormat::Bgra8;
if (!outputTenBitSupported)
const bool outputTenBitYuvaSupported = OutputSupportsFormat(output, videoModes.output.displayMode, bmdFormat10BitYUVA);
mState.outputPixelFormat = outputAlphaRequired
? (outputTenBitYuvaSupported ? VideoIOPixelFormat::Yuva10 : VideoIOPixelFormat::Bgra8)
: (outputTenBitSupported ? VideoIOPixelFormat::V210 : VideoIOPixelFormat::Bgra8);
if (outputAlphaRequired && outputTenBitYuvaSupported)
mState.formatStatusMessage += "External keying requires alpha; using 10-bit YUVA output. ";
else if (outputAlphaRequired)
mState.formatStatusMessage += "External keying requires alpha, but DeckLink output does not report 10-bit YUVA support for the configured mode; using 8-bit BGRA output. ";
else if (!outputTenBitSupported)
mState.formatStatusMessage += "DeckLink output does not report 10-bit YUV support for the configured mode; using 8-bit BGRA output. ";
int deckLinkOutputRowBytes = 0;

2
apps/LoopThroughWithOpenGLCompositing/videoio/decklink/DeckLinkSession.h
View File

@@ -22,7 +22,7 @@ public:
void ReleaseResources() override;
bool DiscoverDevicesAndModes(const VideoFormatSelection& videoModes, std::string& error) override;
bool SelectPreferredFormats(const VideoFormatSelection& videoModes, std::string& error) override;
bool SelectPreferredFormats(const VideoFormatSelection& videoModes, bool outputAlphaRequired, std::string& error) override;
bool ConfigureInput(InputFrameCallback callback, const VideoFormat& inputVideoMode, std::string& error) override;
bool ConfigureOutput(OutputFrameCallback callback, const VideoFormat& outputVideoMode, bool externalKeyingEnabled, std::string& error) override;
bool Start() override;

4
apps/LoopThroughWithOpenGLCompositing/videoio/decklink/DeckLinkVideoIOFormat.cpp
View File

@@ -6,6 +6,8 @@ BMDPixelFormat DeckLinkPixelFormatForVideoIO(VideoIOPixelFormat format)
{
case VideoIOPixelFormat::V210:
return bmdFormat10BitYUV;
case VideoIOPixelFormat::Yuva10:
return bmdFormat10BitYUVA;
case VideoIOPixelFormat::Bgra8:
return bmdFormat8BitBGRA;
case VideoIOPixelFormat::Uyvy8:
@@ -18,6 +20,8 @@ VideoIOPixelFormat VideoIOPixelFormatFromDeckLink(BMDPixelFormat format)
{
if (format == bmdFormat10BitYUV)
return VideoIOPixelFormat::V210;
if (format == bmdFormat10BitYUVA)
return VideoIOPixelFormat::Yuva10;
if (format == bmdFormat8BitBGRA)
return VideoIOPixelFormat::Bgra8;
return VideoIOPixelFormat::Uyvy8;