skia2/tests/YUVTest.cpp
Jim Van Verth 8f11e43f8b Reland: Widen internal API to support more complex YUV formats
Bug: skia:7901
Change-Id: Ic83e9f0c2a493335671fe431ffba6f649812d406
Reviewed-on: https://skia-review.googlesource.com/c/163481
Commit-Queue: Jim Van Verth <jvanverth@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
2018-10-18 18:44:26 +00:00

127 lines
3.7 KiB
C++

/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Resources.h"
#include "SkAutoMalloc.h"
#include "SkCodec.h"
#include "SkStream.h"
#include "SkTemplates.h"
#include "SkYUVSizeInfo.h"
#include "Test.h"
static void codec_yuv(skiatest::Reporter* reporter,
const char path[],
SkISize expectedSizes[4]) {
std::unique_ptr<SkStream> stream(GetResourceAsStream(path));
if (!stream) {
return;
}
std::unique_ptr<SkCodec> codec(SkCodec::MakeFromStream(std::move(stream)));
REPORTER_ASSERT(reporter, codec);
if (!codec) {
return;
}
// Test queryYUV8()
SkYUVSizeInfo info;
{
bool success = codec->queryYUV8(nullptr, nullptr);
REPORTER_ASSERT(reporter, !success);
success = codec->queryYUV8(&info, nullptr);
REPORTER_ASSERT(reporter, (expectedSizes == nullptr) == !success);
if (!success) {
return;
}
for (int i = 0; i < SkYUVSizeInfo::kMaxCount; ++i) {
REPORTER_ASSERT(reporter, info.fSizes[i] == expectedSizes[i]);
REPORTER_ASSERT(reporter,
info.fWidthBytes[i] == (uint32_t) SkAlign8(info.fSizes[i].width()));
}
}
{
SkYUVColorSpace colorSpace;
bool success = codec->queryYUV8(&info, &colorSpace);
REPORTER_ASSERT(reporter, (expectedSizes == nullptr) == !success);
if (!success) {
return;
}
for (int i = 0; i < SkYUVSizeInfo::kMaxCount; ++i) {
REPORTER_ASSERT(reporter, info.fSizes[i] == expectedSizes[i]);
REPORTER_ASSERT(reporter,
info.fWidthBytes[i] == (uint32_t) SkAlign8(info.fSizes[i].width()));
}
REPORTER_ASSERT(reporter, kJPEG_SkYUVColorSpace == colorSpace);
}
// Allocate the memory for the YUV decode
size_t totalBytes = info.computeTotalBytes();
SkAutoMalloc storage(totalBytes);
void* planes[SkYUVSizeInfo::kMaxCount];
info.computePlanes(storage.get(), planes);
// Test getYUV8Planes()
REPORTER_ASSERT(reporter, SkCodec::kInvalidInput == codec->getYUV8Planes(info, nullptr));
REPORTER_ASSERT(reporter, SkCodec::kSuccess == codec->getYUV8Planes(info, planes));
}
DEF_TEST(Jpeg_YUV_Codec, r) {
SkISize sizes[4];
sizes[0].set(128, 128);
sizes[1].set(64, 64);
sizes[2].set(64, 64);
sizes[3].set(0, 0);
codec_yuv(r, "images/color_wheel.jpg", sizes);
// H2V2
sizes[0].set(512, 512);
sizes[1].set(256, 256);
sizes[2].set(256, 256);
codec_yuv(r, "images/mandrill_512_q075.jpg", sizes);
// H1V1
sizes[1].set(512, 512);
sizes[2].set(512, 512);
codec_yuv(r, "images/mandrill_h1v1.jpg", sizes);
// H2V1
sizes[1].set(256, 512);
sizes[2].set(256, 512);
codec_yuv(r, "images/mandrill_h2v1.jpg", sizes);
// Non-power of two dimensions
sizes[0].set(439, 154);
sizes[1].set(220, 77);
sizes[2].set(220, 77);
codec_yuv(r, "images/cropped_mandrill.jpg", sizes);
sizes[0].set(8, 8);
sizes[1].set(4, 4);
sizes[2].set(4, 4);
codec_yuv(r, "images/randPixels.jpg", sizes);
// Progressive images
sizes[0].set(512, 512);
sizes[1].set(512, 512);
sizes[2].set(512, 512);
codec_yuv(r, "images/brickwork-texture.jpg", sizes);
codec_yuv(r, "images/brickwork_normal-map.jpg", sizes);
// A CMYK encoded image should fail.
codec_yuv(r, "images/CMYK.jpg", nullptr);
// A grayscale encoded image should fail.
codec_yuv(r, "images/grayscale.jpg", nullptr);
// A PNG should fail.
codec_yuv(r, "images/arrow.png", nullptr);
}