skia2/fuzz/oss_fuzz/FuzzImage.cpp
Kevin Lubick 0f3d2a6010 Add new Codec fuzzers to FuzzMain
Already in oss-fuzz:
https://github.com/google/oss-fuzz/pull/1882

This tweaks some names and return types to be more
consistent.

Bug: skia:
Change-Id: Id7e2e00bd4e7c7758d616d102195c0291bc37d9f
Reviewed-on: https://skia-review.googlesource.com/c/163124
Reviewed-by: Leon Scroggins <scroggo@google.com>
Commit-Queue: Kevin Lubick <kjlubick@google.com>
2018-10-17 18:44:07 +00:00

38 lines
876 B
C++

/*
* Copyright 2018 Google, LLC
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkImage.h"
#include "SkPaint.h"
#include "SkCanvas.h"
#include "SkData.h"
#include "SkSurface.h"
bool FuzzImageDecode(sk_sp<SkData> bytes) {
auto img = SkImage::MakeFromEncoded(bytes);
if (nullptr == img.get()) {
return false;
}
auto s = SkSurface::MakeRasterN32Premul(128, 128);
if (!s) {
// May return nullptr in memory-constrained fuzzing environments
return false;
}
SkPaint p;
s->getCanvas()->drawImage(img, 0, 0, &p);
return true;
}
#if defined(IS_FUZZING_WITH_LIBFUZZER)
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
auto bytes = SkData::MakeWithoutCopy(data, size);
FuzzImageDecode(bytes);
return 0;
}
#endif