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Diffstat (limited to 'tests/CodecPriv.h')
-rw-r--r-- | tests/CodecPriv.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/tests/CodecPriv.h b/tests/CodecPriv.h new file mode 100644 index 0000000000..1123a41dc9 --- /dev/null +++ b/tests/CodecPriv.h @@ -0,0 +1,36 @@ +/* + * 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) { + SkAutoTUnref<SkData> data(SkData::NewWithoutCopy(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; +} |