blob: a421b80a53079464de7bc3b151792ff0514d8d8e [file] [log] [blame]
/*
* Copyright 2018 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "include/codec/SkCodec.h"
#include "include/core/SkBitmap.h"
#include "include/core/SkColorSpace.h"
#include "include/core/SkColorType.h"
#include "include/core/SkData.h"
#include "include/core/SkEncodedImageFormat.h"
#include "include/core/SkImageEncoder.h"
#include "include/core/SkImageInfo.h"
#include "include/core/SkStream.h"
#include "tests/Test.h"
#include "tools/Resources.h"
#include "tools/ToolUtils.h"
#include <memory>
#include <utility>
DEF_TEST(AlphaEncodedInfo, r) {
auto codec = SkCodec::MakeFromStream(GetResourceAsStream("images/grayscale.jpg"));
REPORTER_ASSERT(r, codec->getInfo().colorType() == kGray_8_SkColorType);
SkBitmap bm;
bm.allocPixels(codec->getInfo().makeColorType(kAlpha_8_SkColorType).makeColorSpace(nullptr));
auto result = codec->getPixels(codec->getInfo(), bm.getPixels(), bm.rowBytes());
REPORTER_ASSERT(r, result == SkCodec::kSuccess);
auto data = SkEncodeBitmap(bm, SkEncodedImageFormat::kPNG, 100);
REPORTER_ASSERT(r, data);
codec = SkCodec::MakeFromData(std::move(data));
REPORTER_ASSERT(r, codec);
// TODO: Make SkEncodedInfo public and compare to its version of kAlpha_8.
REPORTER_ASSERT(r, codec->getInfo().colorType() == kAlpha_8_SkColorType);
SkBitmap bm2;
bm2.allocPixels(codec->getInfo().makeColorSpace(nullptr));
result = codec->getPixels(bm2.pixmap());
REPORTER_ASSERT(r, result == SkCodec::kSuccess);
REPORTER_ASSERT(r, ToolUtils::equal_pixels(bm.pixmap(), bm2.pixmap()));
}