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/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkImageInfo.h"
#include "Test.h"
struct ImageInfoRec {
int fWidth;
int fHeight;
SkColorType fColorType;
SkAlphaType fAlphaType;
float fGamma;
bool fIsSRGB;
};
static void check_info(skiatest::Reporter* reporter,
const ImageInfoRec& expected, const SkImageInfo& info) {
REPORTER_ASSERT(reporter, info.width() == expected.fWidth);
REPORTER_ASSERT(reporter, info.height() == expected.fHeight);
REPORTER_ASSERT(reporter, info.colorType() == expected.fColorType);
REPORTER_ASSERT(reporter, info.alphaType() == expected.fAlphaType);
REPORTER_ASSERT(reporter, info.gamma() == expected.fGamma);
REPORTER_ASSERT(reporter, info.isSRGB() == expected.fIsSRGB);
}
DEF_TEST(ImageInfo, reporter) {
const float nan = SK_ScalarNaN;
const float nice_gamma = 1.5f;
const int W = 100;
const int H = 200;
SkImageInfo info;
const ImageInfoRec rec[] = {
{ 0, 0, kUnknown_SkColorType, kIgnore_SkAlphaType, 0, false }, // MakeUnknown()
{ W, H, kUnknown_SkColorType, kIgnore_SkAlphaType, 0, false }, // MakeUnknown(...)
{ W, H, kN32_SkColorType, kPremul_SkAlphaType, 1, false }, // MakeN32Premul(...)
{ W, H, kN32_SkColorType, kOpaque_SkAlphaType, 1, false }, // MakeN32(...)
{ W, H, kAlpha_8_SkColorType, kPremul_SkAlphaType, 0, false }, // MakeA8()
{ W, H, kRGBA_8888_SkColorType, kUnpremul_SkAlphaType, 1, false }, // Make()
{ W, H, kBGRA_8888_SkColorType, kPremul_SkAlphaType, 1, false }, // Make()
{ W, H, kBGRA_8888_SkColorType, kPremul_SkAlphaType, 0, true }, // MakeSRGB()
{ W, H, kN32_SkColorType, kPremul_SkAlphaType, 1, false }, // MakeWithGamma() NaN
{ W, H, kAlpha_8_SkColorType, kPremul_SkAlphaType, 0, false }, // MakeWithGamma() bad ct for gamma
{ W, H, kN32_SkColorType, kPremul_SkAlphaType, nice_gamma, false }, // MakeWithGamma() good
};
check_info(reporter, rec[ 0], SkImageInfo::MakeUnknown());
check_info(reporter, rec[ 1], SkImageInfo::MakeUnknown(W, H));
check_info(reporter, rec[ 2], SkImageInfo::MakeN32Premul(W, H));
check_info(reporter, rec[ 3], SkImageInfo::MakeN32(W, H, rec[3].fAlphaType));
check_info(reporter, rec[ 4], SkImageInfo::MakeA8(W, H));
check_info(reporter, rec[ 5], SkImageInfo::Make(W, H, rec[5].fColorType, rec[5].fAlphaType));
check_info(reporter, rec[ 6], SkImageInfo::Make(W, H, rec[6].fColorType, rec[6].fAlphaType));
check_info(reporter, rec[ 7], SkImageInfo::MakeSRGB(W, H, rec[7].fColorType, rec[7].fAlphaType));
check_info(reporter, rec[ 8], SkImageInfo::MakeWithGamma(W, H, rec[8].fColorType, rec[8].fAlphaType, nan));
check_info(reporter, rec[ 9], SkImageInfo::MakeWithGamma(W, H, rec[9].fColorType, rec[9].fAlphaType, nice_gamma));
check_info(reporter, rec[10], SkImageInfo::MakeWithGamma(W, H, rec[10].fColorType, rec[10].fAlphaType, rec[10].fGamma));
}
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