blob: 4e42731b0117a1a433ef986fd23869880c3402a0 [file] [log] [blame]
/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkBitmap.h"
#include "SkCodec.h"
#include "SkData.h"
inline bool decode_memory(const void* mem, size_t size, SkBitmap* bm) {
sk_sp<SkData> data(SkData::MakeWithoutCopy(mem, size));
SkAutoTDelete<SkCodec> codec(SkCodec::NewFromData(data.get()));
if (!codec) {
return false;
}
// Construct a color table for the decode if necessary
SkAutoTUnref<SkColorTable> colorTable(nullptr);
SkPMColor* colorPtr = nullptr;
int* colorCountPtr = nullptr;
int maxColors = 256;
if (kIndex_8_SkColorType == codec->getInfo().colorType()) {
SkPMColor colors[256];
colorTable.reset(new SkColorTable(colors, maxColors));
colorPtr = const_cast<SkPMColor*>(colorTable->readColors());
colorCountPtr = &maxColors;
}
bm->allocPixels(codec->getInfo(), nullptr, colorTable.get());
const SkCodec::Result result = codec->getPixels(codec->getInfo(), bm->getPixels(),
bm->rowBytes(), nullptr, colorPtr, colorCountPtr);
return result == SkCodec::kSuccess || result == SkCodec::kIncompleteInput;
}