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namespace Ryujinx.Graphics.Vic.Types
{
enum FrameFormat
{
Progressive,
InterlacedTopFieldFirst,
InterlacedBottomFieldFirst,
TopField,
BottomField,
SubPicProgressive,
SubPicInterlacedTopFieldFirst,
SubPicInterlacedBottomFieldFirst,
SubPicTopField,
SubPicBottomField,
TopFieldChromaBottom,
BottomFieldChromaTop,
SubPicTopFieldChromaBottom,
SubPicBottomFieldChromaTop,
}
static class FrameFormatExtensions
{
public static bool IsField(this FrameFormat frameFormat)
{
switch (frameFormat)
{
case FrameFormat.TopField:
case FrameFormat.BottomField:
case FrameFormat.SubPicTopField:
case FrameFormat.SubPicBottomField:
case FrameFormat.TopFieldChromaBottom:
case FrameFormat.BottomFieldChromaTop:
case FrameFormat.SubPicTopFieldChromaBottom:
case FrameFormat.SubPicBottomFieldChromaTop:
return true;
}
return false;
}
public static bool IsInterlaced(this FrameFormat frameFormat)
{
switch (frameFormat)
{
case FrameFormat.InterlacedTopFieldFirst:
case FrameFormat.InterlacedBottomFieldFirst:
case FrameFormat.SubPicInterlacedTopFieldFirst:
case FrameFormat.SubPicInterlacedBottomFieldFirst:
return true;
}
return false;
}
public static bool IsInterlacedBottomFirst(this FrameFormat frameFormat)
{
return frameFormat == FrameFormat.InterlacedBottomFieldFirst ||
frameFormat == FrameFormat.SubPicInterlacedBottomFieldFirst;
}
public static bool IsTopField(this FrameFormat frameFormat, bool isLuma)
{
switch (frameFormat)
{
case FrameFormat.TopField:
case FrameFormat.SubPicTopField:
return true;
case FrameFormat.TopFieldChromaBottom:
case FrameFormat.SubPicTopFieldChromaBottom:
return isLuma;
case FrameFormat.BottomFieldChromaTop:
case FrameFormat.SubPicBottomFieldChromaTop:
return !isLuma;
}
return false;
}
}
}
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