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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef CodecPriv_DEFINED
#define CodecPriv_DEFINED
#include "SkBitmap.h"
#include "SkCodec.h"
#include "SkData.h"
inline bool decode_memory(const void* mem, size_t size, SkBitmap* bm) {
std::unique_ptr<SkCodec> codec(SkCodec::NewFromData(SkData::MakeWithoutCopy(mem, size)));
if (!codec) {
return false;
}
// Construct a color table for the decode if necessary
sk_sp<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;
}
#endif // CodecPriv_DEFINED
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