YUVSplitterGM Class Reference

Inheritance diagram for YUVSplitterGM:

Public Member Functions
	YUVSplitterGM ()
Public Member Functions inherited from skiagm::GM
	GM (SkColor backgroundColor=SK_ColorWHITE)
virtual	~GM ()
void	setMode (Mode mode)
Mode	getMode () const
DrawResult	gpuSetup (SkCanvas *, SkString *errorMsg, GraphiteTestContext *=nullptr)
void	gpuTeardown ()
void	onceBeforeDraw ()
DrawResult	draw (SkCanvas *canvas)
DrawResult	draw (SkCanvas *, SkString *errorMsg)
void	drawBackground (SkCanvas *)
DrawResult	drawContent (SkCanvas *canvas)
DrawResult	drawContent (SkCanvas *, SkString *errorMsg)
virtual SkISize	getISize ()=0
virtual SkString	getName () const =0
virtual bool	runAsBench () const
SkScalar	width ()
SkScalar	height ()
SkColor	getBGColor () const
void	setBGColor (SkColor)
void	drawSizeBounds (SkCanvas *, SkColor)
bool	animate (double)
virtual bool	onChar (SkUnichar)
bool	getControls (SkMetaData *controls)
void	setControls (const SkMetaData &controls)
virtual void	modifyGrContextOptions (GrContextOptions *)
virtual void	modifyGraphiteContextOptions (skgpu::graphite::ContextOptions *) const
virtual bool	isBazelOnly () const
virtual std::map< std::string, std::string >	getGoldKeys () const

Protected Member Functions
SkString	getName () const override
SkISize	getISize () override
void	onOnceBeforeDraw () override
void	onDraw (SkCanvas *canvas) override
Protected Member Functions inherited from skiagm::GM
virtual DrawResult	onGpuSetup (SkCanvas *, SkString *, GraphiteTestContext *)
virtual void	onGpuTeardown ()
virtual void	onOnceBeforeDraw ()
virtual DrawResult	onDraw (SkCanvas *, SkString *errorMsg)
virtual void	onDraw (SkCanvas *)
virtual bool	onAnimate (double)
virtual bool	onGetControls (SkMetaData *)
virtual void	onSetControls (const SkMetaData &)
GraphiteTestContext *	graphiteTestContext () const

Additional Inherited Members
Public Types inherited from skiagm::GM
enum	Mode { kGM_Mode , kSample_Mode , kBench_Mode }
using	DrawResult = skiagm::DrawResult
using	GraphiteTestContext = skiatest::graphite::GraphiteTestContext
Static Public Attributes inherited from skiagm::GM
static constexpr char	kErrorMsg_DrawSkippedGpuOnly []

Detailed Description

Definition at line 1250 of file wacky_yuv_formats.cpp.

Constructor & Destructor Documentation

YUVSplitterGM()

YUVSplitterGM::YUVSplitterGM ( )

inline

Definition at line 1254 of file wacky_yuv_formats.cpp.

{}

Member Function Documentation

getISize()

SkISize YUVSplitterGM::getISize ( )

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 1259 of file wacky_yuv_formats.cpp.

{ return SkISize::Make(1280, 768); }

getName()

SkString YUVSplitterGM::getName ( ) const

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 1257 of file wacky_yuv_formats.cpp.

{ return SkString("yuv_splitter"); }

onDraw()

void YUVSplitterGM::onDraw ( SkCanvas *  canvas )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 1265 of file wacky_yuv_formats.cpp.

                                           {
        canvas->translate(fOrig->width(), 0);
        canvas->save();
        SkYUVAInfo info;
        std::array<sk_sp<SkImage>, SkYUVAInfo::kMaxPlanes> planes;
        for (auto cs : {kRec709_SkYUVColorSpace,
                        kRec601_SkYUVColorSpace,
                        kJPEG_SkYUVColorSpace,
                        kBT2020_SkYUVColorSpace}) {
            std::tie(planes, info) = sk_gpu_test::MakeYUVAPlanesAsA8(fOrig.get(),
                                                                     cs,
                                                                     SkYUVAInfo::Subsampling::k444,
                                                                     /*recording context*/ nullptr);
            SkPixmap pixmaps[4];
            for (int i = 0; i < info.numPlanes(); ++i) {
                planes[i]->peekPixels(&pixmaps[i]);
            }
            auto yuvaPixmaps = SkYUVAPixmaps::FromExternalPixmaps(info, pixmaps);
            auto img = SkImages::TextureFromYUVAPixmaps(canvas->recordingContext(),
                                                        yuvaPixmaps,
                                                        skgpu::Mipmapped::kNo,
                                                        /* limit to max tex size */ false,
                                                        /* color space */ nullptr);
            if (img) {
                canvas->drawImage(img, 0, 0);
                draw_diff(canvas, 0, fOrig->height(), fOrig.get(), img.get());
            }
            canvas->translate(fOrig->width(), 0);
        }
        canvas->restore();
        canvas->translate(-fOrig->width(), 0);
        int y = 0;
        for (int i = 0; i < info.numPlanes(); ++i) {
            canvas->drawImage(planes[i], 0, y);
            y += planes[i]->height();
        }
    }

onOnceBeforeDraw()

void YUVSplitterGM::onOnceBeforeDraw ( )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 1261 of file wacky_yuv_formats.cpp.

                                     {
        fOrig = ToolUtils::GetResourceAsImage("images/mandrill_256.png");
    }

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The documentation for this class was generated from the following file:

• third_party/skia/gm/wacky_yuv_formats.cpp