FuzzAnimatedImage.cpp File Reference

#include "include/android/SkAnimatedImage.h"
#include "include/codec/SkAndroidCodec.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkStream.h"
#include "include/core/SkSurface.h"

Go to the source code of this file.

Functions
bool	FuzzAnimatedImage (const uint8_t *data, size_t size)

Function Documentation

FuzzAnimatedImage()

bool FuzzAnimatedImage	(	const uint8_t *	data,
		size_t	size
	)

Definition at line 14 of file FuzzAnimatedImage.cpp.

                                                         {
    auto codec = SkAndroidCodec::MakeFromStream(SkMemoryStream::MakeDirect(data, size));
    if (nullptr == codec) {
        return false;
    }
    auto aImg = SkAnimatedImage::Make(std::move(codec));
    if (nullptr == aImg) {
        return false;
    }
 
    auto s = SkSurfaces::Raster(SkImageInfo::MakeN32Premul(128, 128));
    if (!s) {
        // May return nullptr in memory-constrained fuzzing environments
        return false;
    }
 
    int escape = 0;
    while (!aImg->isFinished() && escape < 100) {
        aImg->draw(s->getCanvas());
        escape++;
        aImg->decodeNextFrame();
    }
    return true;
}