skgpu::graphite::ycbcrPackaging Namespace Reference

Functions
uint32_t	nonFormatInfoAsUInt32 (const VulkanYcbcrConversionInfo &conversionInfo)
int	numInt32sNeeded (const VulkanYcbcrConversionInfo &conversionInfo)

Variables
static constexpr int	kInt32sNeededKnownFormat = 2
static constexpr int	kInt32sNeededExternalFormat = 3
static constexpr int	kUsesExternalFormatBits = 1
static constexpr int	kYcbcrModelBits = 3
static constexpr int	kYcbcrRangeBits = 1
static constexpr int	kXChromaOffsetBits = 1
static constexpr int	kYChromaOffsetBits = 1
static constexpr int	kChromaFilterBits = 1
static constexpr int	kForceExplicitReconBits = 1
static constexpr int	kComponentBits = 3
static constexpr int	kUsesExternalFormatShift = 0
static constexpr int	kYcbcrModelShift
static constexpr int	kYcbcrRangeShift = kYcbcrModelShift + kYcbcrModelBits
static constexpr int	kXChromaOffsetShift = kYcbcrRangeShift + kYcbcrRangeBits
static constexpr int	kYChromaOffsetShift = kXChromaOffsetShift + kXChromaOffsetBits
static constexpr int	kChromaFilterShift = kYChromaOffsetShift + kYChromaOffsetBits
static constexpr int	kForceExplicitReconShift = kChromaFilterShift + kChromaFilterBits
static constexpr int	kComponentRShift = kForceExplicitReconShift + kComponentBits
static constexpr int	kComponentGShift = kComponentRShift + kComponentBits
static constexpr int	kComponentBShift = kComponentGShift + kComponentBits
static constexpr int	kComponentAShift = kComponentBShift + kComponentBits
static constexpr uint32_t	kUseExternalFormatMask
static constexpr uint32_t	kYcbcrModelMask
static constexpr uint32_t	kYcbcrRangeMask
static constexpr uint32_t	kXChromaOffsetMask
static constexpr uint32_t	kYChromaOffsetMask
static constexpr uint32_t	kChromaFilterMask
static constexpr uint32_t	kForceExplicitReconMask
static constexpr uint32_t	kComponentRMask = ((1 << kComponentBits) - 1) << kComponentRShift
static constexpr uint32_t	kComponentBMask = ((1 << kComponentBits) - 1) << kComponentGShift
static constexpr uint32_t	kComponentGMask = ((1 << kComponentBits) - 1) << kComponentBShift
static constexpr uint32_t	kComponentAMask = ((1 << kComponentBits) - 1) << kComponentAShift

Function Documentation

nonFormatInfoAsUInt32()

uint32_t skgpu::graphite::ycbcrPackaging::nonFormatInfoAsUInt32

(

const VulkanYcbcrConversionInfo &

conversionInfo

)

Definition at line 179 of file VulkanGraphiteUtils.cpp.

                                                                                {
    static_assert(kComponentAShift + kComponentBits <= 32);
 
    SkASSERT(conversionInfo.fYcbcrModel                  < (1u << kYcbcrModelBits        ));
    SkASSERT(conversionInfo.fYcbcrRange                  < (1u << kYcbcrRangeBits        ));
    SkASSERT(conversionInfo.fXChromaOffset               < (1u << kXChromaOffsetBits     ));
    SkASSERT(conversionInfo.fYChromaOffset               < (1u << kYChromaOffsetBits     ));
    SkASSERT(conversionInfo.fChromaFilter                < (1u << kChromaFilterBits      ));
    SkASSERT(conversionInfo.fForceExplicitReconstruction < (1u << kForceExplicitReconBits));
    SkASSERT(conversionInfo.fComponents.r                < (1u << kComponentBits         ));
    SkASSERT(conversionInfo.fComponents.g                < (1u << kComponentBits         ));
    SkASSERT(conversionInfo.fComponents.b                < (1u << kComponentBits         ));
    SkASSERT(conversionInfo.fComponents.a                < (1u << kComponentBits         ));
 
    bool usesExternalFormat = conversionInfo.fFormat == VK_FORMAT_UNDEFINED;
 
    return (((uint32_t)(usesExternalFormat                         ) << kUsesExternalFormatShift) |
            ((uint32_t)(conversionInfo.fYcbcrModel                 ) << kYcbcrModelShift        ) |
            ((uint32_t)(conversionInfo.fYcbcrRange                 ) << kYcbcrRangeShift        ) |
            ((uint32_t)(conversionInfo.fXChromaOffset              ) << kXChromaOffsetShift     ) |
            ((uint32_t)(conversionInfo.fYChromaOffset              ) << kYChromaOffsetShift     ) |
            ((uint32_t)(conversionInfo.fChromaFilter               ) << kChromaFilterShift      ) |
            ((uint32_t)(conversionInfo.fForceExplicitReconstruction) << kForceExplicitReconShift) |
            ((uint32_t)(conversionInfo.fComponents.r               ) << kComponentRShift        ) |
            ((uint32_t)(conversionInfo.fComponents.g               ) << kComponentGShift        ) |
            ((uint32_t)(conversionInfo.fComponents.b               ) << kComponentBShift        ) |
            ((uint32_t)(conversionInfo.fComponents.a               ) << kComponentAShift        ));
}

numInt32sNeeded()

int skgpu::graphite::ycbcrPackaging::numInt32sNeeded

(

const VulkanYcbcrConversionInfo &

conversionInfo

)

Definition at line 208 of file VulkanGraphiteUtils.cpp.

                                                                     {
    if (!conversionInfo.isValid()) {
        return 0;
    }
    return (conversionInfo.fFormat == VK_FORMAT_UNDEFINED) ? kInt32sNeededExternalFormat
                                                           : kInt32sNeededKnownFormat;
}

Variable Documentation

kChromaFilterBits

constexpr int skgpu::graphite::ycbcrPackaging::kChromaFilterBits = 1

staticconstexpr

Definition at line 84 of file VulkanGraphiteUtilsPriv.h.

kChromaFilterMask

constexpr uint32_t skgpu::graphite::ycbcrPackaging::kChromaFilterMask

staticconstexpr

Initial value:

=
        ((1 << kChromaFilterBits) - 1) << kChromaFilterShift

Definition at line 111 of file VulkanGraphiteUtilsPriv.h.

kChromaFilterShift

constexpr int skgpu::graphite::ycbcrPackaging::kChromaFilterShift = kYChromaOffsetShift + kYChromaOffsetBits

staticconstexpr

Definition at line 94 of file VulkanGraphiteUtilsPriv.h.

kComponentAMask

constexpr uint32_t skgpu::graphite::ycbcrPackaging::kComponentAMask = ((1 << kComponentBits) - 1) << kComponentAShift

staticconstexpr

Definition at line 118 of file VulkanGraphiteUtilsPriv.h.

kComponentAShift

constexpr int skgpu::graphite::ycbcrPackaging::kComponentAShift = kComponentBShift + kComponentBits

staticconstexpr

Definition at line 99 of file VulkanGraphiteUtilsPriv.h.

kComponentBits

constexpr int skgpu::graphite::ycbcrPackaging::kComponentBits = 3

staticconstexpr

Definition at line 86 of file VulkanGraphiteUtilsPriv.h.

kComponentBMask

constexpr uint32_t skgpu::graphite::ycbcrPackaging::kComponentBMask = ((1 << kComponentBits) - 1) << kComponentGShift

staticconstexpr

Definition at line 116 of file VulkanGraphiteUtilsPriv.h.

kComponentBShift

constexpr int skgpu::graphite::ycbcrPackaging::kComponentBShift = kComponentGShift + kComponentBits

staticconstexpr

Definition at line 98 of file VulkanGraphiteUtilsPriv.h.

kComponentGMask

constexpr uint32_t skgpu::graphite::ycbcrPackaging::kComponentGMask = ((1 << kComponentBits) - 1) << kComponentBShift

staticconstexpr

Definition at line 117 of file VulkanGraphiteUtilsPriv.h.

kComponentGShift

constexpr int skgpu::graphite::ycbcrPackaging::kComponentGShift = kComponentRShift + kComponentBits

staticconstexpr

Definition at line 97 of file VulkanGraphiteUtilsPriv.h.

kComponentRMask

constexpr uint32_t skgpu::graphite::ycbcrPackaging::kComponentRMask = ((1 << kComponentBits) - 1) << kComponentRShift

staticconstexpr

Definition at line 115 of file VulkanGraphiteUtilsPriv.h.

kComponentRShift

constexpr int skgpu::graphite::ycbcrPackaging::kComponentRShift = kForceExplicitReconShift + kComponentBits

staticconstexpr

Definition at line 96 of file VulkanGraphiteUtilsPriv.h.

kForceExplicitReconBits

constexpr int skgpu::graphite::ycbcrPackaging::kForceExplicitReconBits = 1

staticconstexpr

Definition at line 85 of file VulkanGraphiteUtilsPriv.h.

kForceExplicitReconMask

constexpr uint32_t skgpu::graphite::ycbcrPackaging::kForceExplicitReconMask

staticconstexpr

Initial value:

=
        ((1 << kForceExplicitReconBits) - 1) << kForceExplicitReconShift

Definition at line 113 of file VulkanGraphiteUtilsPriv.h.

kForceExplicitReconShift

constexpr int skgpu::graphite::ycbcrPackaging::kForceExplicitReconShift = kChromaFilterShift + kChromaFilterBits

staticconstexpr

Definition at line 95 of file VulkanGraphiteUtilsPriv.h.

kInt32sNeededExternalFormat

constexpr int skgpu::graphite::ycbcrPackaging::kInt32sNeededExternalFormat = 3

staticconstexpr

Definition at line 77 of file VulkanGraphiteUtilsPriv.h.

kInt32sNeededKnownFormat

constexpr int skgpu::graphite::ycbcrPackaging::kInt32sNeededKnownFormat = 2

staticconstexpr

Definition at line 73 of file VulkanGraphiteUtilsPriv.h.

kUseExternalFormatMask

constexpr uint32_t skgpu::graphite::ycbcrPackaging::kUseExternalFormatMask

staticconstexpr

Initial value:

=
        ((1 << kUsesExternalFormatBits) - 1) << kUsesExternalFormatShift

Definition at line 101 of file VulkanGraphiteUtilsPriv.h.

kUsesExternalFormatBits

constexpr int skgpu::graphite::ycbcrPackaging::kUsesExternalFormatBits = 1

staticconstexpr

Definition at line 79 of file VulkanGraphiteUtilsPriv.h.

kUsesExternalFormatShift

constexpr int skgpu::graphite::ycbcrPackaging::kUsesExternalFormatShift = 0

staticconstexpr

Definition at line 88 of file VulkanGraphiteUtilsPriv.h.

kXChromaOffsetBits

constexpr int skgpu::graphite::ycbcrPackaging::kXChromaOffsetBits = 1

staticconstexpr

Definition at line 82 of file VulkanGraphiteUtilsPriv.h.

kXChromaOffsetMask

constexpr uint32_t skgpu::graphite::ycbcrPackaging::kXChromaOffsetMask

staticconstexpr

Initial value:

=
        ((1 << kXChromaOffsetBits) - 1) << kXChromaOffsetShift

Definition at line 107 of file VulkanGraphiteUtilsPriv.h.

kXChromaOffsetShift

constexpr int skgpu::graphite::ycbcrPackaging::kXChromaOffsetShift = kYcbcrRangeShift + kYcbcrRangeBits

staticconstexpr

Definition at line 92 of file VulkanGraphiteUtilsPriv.h.

kYcbcrModelBits

constexpr int skgpu::graphite::ycbcrPackaging::kYcbcrModelBits = 3

staticconstexpr

Definition at line 80 of file VulkanGraphiteUtilsPriv.h.

kYcbcrModelMask

constexpr uint32_t skgpu::graphite::ycbcrPackaging::kYcbcrModelMask

staticconstexpr

Initial value:

=
        ((1 << kYcbcrModelBits) - 1) << kYcbcrModelShift

Definition at line 103 of file VulkanGraphiteUtilsPriv.h.

kYcbcrModelShift

constexpr int skgpu::graphite::ycbcrPackaging::kYcbcrModelShift

staticconstexpr

Initial value:

= kUsesExternalFormatShift +
                                                kUsesExternalFormatBits

Definition at line 89 of file VulkanGraphiteUtilsPriv.h.

kYcbcrRangeBits

constexpr int skgpu::graphite::ycbcrPackaging::kYcbcrRangeBits = 1

staticconstexpr

Definition at line 81 of file VulkanGraphiteUtilsPriv.h.

kYcbcrRangeMask

constexpr uint32_t skgpu::graphite::ycbcrPackaging::kYcbcrRangeMask

staticconstexpr

Initial value:

=
        ((1 << kYcbcrRangeBits) - 1) << kYcbcrRangeShift

Definition at line 105 of file VulkanGraphiteUtilsPriv.h.

kYcbcrRangeShift

constexpr int skgpu::graphite::ycbcrPackaging::kYcbcrRangeShift = kYcbcrModelShift + kYcbcrModelBits

staticconstexpr

Definition at line 91 of file VulkanGraphiteUtilsPriv.h.

kYChromaOffsetBits

constexpr int skgpu::graphite::ycbcrPackaging::kYChromaOffsetBits = 1

staticconstexpr

Definition at line 83 of file VulkanGraphiteUtilsPriv.h.

kYChromaOffsetMask

constexpr uint32_t skgpu::graphite::ycbcrPackaging::kYChromaOffsetMask

staticconstexpr

Initial value:

=
        ((1 << kYChromaOffsetBits) - 1) << kYChromaOffsetShift

Definition at line 109 of file VulkanGraphiteUtilsPriv.h.

kYChromaOffsetShift

constexpr int skgpu::graphite::ycbcrPackaging::kYChromaOffsetShift = kXChromaOffsetShift + kXChromaOffsetBits

staticconstexpr

Definition at line 93 of file VulkanGraphiteUtilsPriv.h.