skia2/tests/SkpSkGrTest.cpp

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/*
* 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 "GrContext.h"
#include "GrContextFactory.h"
#include "GrRenderTarget.h"
#include "SkGpuDevice.h"
#include "gl/GrGLDefines.h"
#include "SkBitmap.h"
#include "SkCanvas.h"
#include "SkColor.h"
#include "SkDevice.h"
#include "SkGraphics.h"
#include "SkImageDecoder.h"
#include "SkImageEncoder.h"
#include "SkOSFile.h"
#include "SkPicture.h"
#include "SkRTConf.h"
#include "SkStream.h"
#include "SkString.h"
#include "SkTArray.h"
#include "SkTDArray.h"
#include "SkTaskGroup.h"
#include "SkTime.h"
#include "Test.h"
#if !SK_SUPPORT_GPU
#error "GPU support required"
#endif
#ifdef SK_BUILD_FOR_WIN
#define PATH_SLASH "\\"
#define IN_DIR "D:\\9-30-13\\"
#define OUT_DIR "D:\\skpSkGr\\11\\"
#define LINE_FEED "\r\n"
#else
#define PATH_SLASH "/"
#define IN_DIR "/usr/local/google/home/caryclark" PATH_SLASH "9-30-13-skp"
#define OUT_DIR "/media/01CD75512A7F9EE0/4" PATH_SLASH
#define LINE_FEED "\n"
#endif
#define PATH_STR_SIZE 512
static const struct {
int directory;
const char* filename;
} skipOverSkGr[] = {
{1, "http___accuweather_com_.skp"}, // Couldn't convert bitmap to texture.http___absoku072_com_
};
static const size_t skipOverSkGrCount = SK_ARRAY_COUNT(skipOverSkGr);
/////////////////////////////////////////
class SkpSkGrThreadedRunnable;
enum TestStep {
kCompareBits,
kEncodeFiles,
};
enum {
kMaxLength = 128,
kMaxFiles = 128,
};
struct TestResult {
void init(int dirNo) {
fDirNo = dirNo;
sk_bzero(fFilename, sizeof(fFilename));
fTestStep = kCompareBits;
fScaleOversized = true;
}
SkString status() {
SkString outStr;
outStr.printf("%s %d %d%s", fFilename, fPixelError, fTime, LINE_FEED);
return outStr;
}
static void Test(int dirNo, const char* filename, TestStep testStep, bool verbose) {
TestResult test;
test.init(dirNo);
test.fTestStep = testStep;
strcpy(test.fFilename, filename);
test.testOne();
if (verbose) {
SkDebugf("%s", test.status().c_str());
}
}
void test(int dirNo, const SkString& filename) {
init(dirNo);
strcpy(fFilename, filename.c_str());
testOne();
}
void testOne();
char fFilename[kMaxLength];
TestStep fTestStep;
int fDirNo;
int fPixelError;
int fTime;
bool fScaleOversized;
};
struct SkpSkGrThreadState {
void init(int dirNo) {
fResult.init(dirNo);
fFoundCount = 0;
fSmallestError = 0;
sk_bzero(fFilesFound, sizeof(fFilesFound));
sk_bzero(fDirsFound, sizeof(fDirsFound));
sk_bzero(fError, sizeof(fError));
}
char fFilesFound[kMaxFiles][kMaxLength];
int fDirsFound[kMaxFiles];
int fError[kMaxFiles];
int fFoundCount;
int fSmallestError;
skiatest::Reporter* fReporter;
TestResult fResult;
};
struct SkpSkGrThreadedTestRunner {
SkpSkGrThreadedTestRunner(skiatest::Reporter* reporter)
: fReporter(reporter) {
}
~SkpSkGrThreadedTestRunner();
void render();
SkTDArray<SkpSkGrThreadedRunnable*> fRunnables;
skiatest::Reporter* fReporter;
};
class SkpSkGrThreadedRunnable {
public:
SkpSkGrThreadedRunnable(void (*testFun)(SkpSkGrThreadState*), int dirNo, const char* str,
SkpSkGrThreadedTestRunner* runner) {
SkASSERT(strlen(str) < sizeof(fState.fResult.fFilename) - 1);
fState.init(dirNo);
strcpy(fState.fResult.fFilename, str);
fState.fReporter = runner->fReporter;
fTestFun = testFun;
}
void operator()() {
SkGraphics::SetTLSFontCacheLimit(1 * 1024 * 1024);
(*fTestFun)(&fState);
}
SkpSkGrThreadState fState;
void (*fTestFun)(SkpSkGrThreadState*);
};
SkpSkGrThreadedTestRunner::~SkpSkGrThreadedTestRunner() {
for (int index = 0; index < fRunnables.count(); index++) {
delete fRunnables[index];
}
}
void SkpSkGrThreadedTestRunner::render() {
SkTaskGroup().batch(fRunnables.count(), [&](int i) {
fRunnables[i]();
});
}
////////////////////////////////////////////////
static const char outGrDir[] = OUT_DIR "grTest";
static const char outSkDir[] = OUT_DIR "skTest";
static const char outSkpDir[] = OUT_DIR "skpTest";
static const char outDiffDir[] = OUT_DIR "outTest";
static const char outStatusDir[] = OUT_DIR "statusTest";
static SkString make_filepath(int dirIndex, const char* dir, const char* name) {
SkString path(dir);
if (dirIndex) {
path.appendf("%d", dirIndex);
}
path.append(PATH_SLASH);
path.append(name);
return path;
}
static SkString make_in_dir_name(int dirIndex) {
SkString dirName(IN_DIR);
dirName.appendf("%d", dirIndex);
if (!sk_exists(dirName.c_str())) {
SkDebugf("could not read dir %s\n", dirName.c_str());
return SkString();
}
return dirName;
}
static bool make_out_dirs() {
SkString outDir = make_filepath(0, OUT_DIR, "");
if (!sk_exists(outDir.c_str())) {
if (!sk_mkdir(outDir.c_str())) {
SkDebugf("could not create dir %s\n", outDir.c_str());
return false;
}
}
SkString grDir = make_filepath(0, outGrDir, "");
if (!sk_exists(grDir.c_str())) {
if (!sk_mkdir(grDir.c_str())) {
SkDebugf("could not create dir %s\n", grDir.c_str());
return false;
}
}
SkString skDir = make_filepath(0, outSkDir, "");
if (!sk_exists(skDir.c_str())) {
if (!sk_mkdir(skDir.c_str())) {
SkDebugf("could not create dir %s\n", skDir.c_str());
return false;
}
}
SkString skpDir = make_filepath(0, outSkpDir, "");
if (!sk_exists(skpDir.c_str())) {
if (!sk_mkdir(skpDir.c_str())) {
SkDebugf("could not create dir %s\n", skpDir.c_str());
return false;
}
}
SkString diffDir = make_filepath(0, outDiffDir, "");
if (!sk_exists(diffDir.c_str())) {
if (!sk_mkdir(diffDir.c_str())) {
SkDebugf("could not create dir %s\n", diffDir.c_str());
return false;
}
}
SkString statusDir = make_filepath(0, outStatusDir, "");
if (!sk_exists(statusDir.c_str())) {
if (!sk_mkdir(statusDir.c_str())) {
SkDebugf("could not create dir %s\n", statusDir.c_str());
return false;
}
}
return true;
}
static SkString make_png_name(const char* filename) {
SkString pngName = SkString(filename);
pngName.remove(pngName.size() - 3, 3);
pngName.append("png");
return pngName;
}
typedef GrContextFactory::GLContextType GLContextType;
#ifdef SK_BUILD_FOR_WIN
static const GLContextType kAngle = GrContextFactory::kANGLE_GLContextType;
#else
static const GLContextType kNative = GrContextFactory::kNative_GLContextType;
#endif
static int similarBits(const SkBitmap& gr, const SkBitmap& sk) {
const int kRowCount = 3;
const int kThreshold = 3;
int width = SkTMin(gr.width(), sk.width());
if (width < kRowCount) {
return true;
}
int height = SkTMin(gr.height(), sk.height());
if (height < kRowCount) {
return true;
}
int errorTotal = 0;
SkTArray<char, true> errorRows;
errorRows.push_back_n(width * kRowCount);
SkAutoLockPixels autoGr(gr);
SkAutoLockPixels autoSk(sk);
char* base = &errorRows[0];
for (int y = 0; y < height; ++y) {
SkPMColor* grRow = gr.getAddr32(0, y);
SkPMColor* skRow = sk.getAddr32(0, y);
char* cOut = &errorRows[(y % kRowCount) * width];
for (int x = 0; x < width; ++x) {
SkPMColor grColor = grRow[x];
SkPMColor skColor = skRow[x];
int dr = SkGetPackedR32(grColor) - SkGetPackedR32(skColor);
int dg = SkGetPackedG32(grColor) - SkGetPackedG32(skColor);
int db = SkGetPackedB32(grColor) - SkGetPackedB32(skColor);
int error = SkTMax(SkAbs32(dr), SkTMax(SkAbs32(dg), SkAbs32(db)));
if ((cOut[x] = error >= kThreshold) && x >= 2
&& base[x - 2] && base[width + x - 2] && base[width * 2 + x - 2]
&& base[x - 1] && base[width + x - 1] && base[width * 2 + x - 1]
&& base[x - 0] && base[width + x - 0] && base[width * 2 + x - 0]) {
errorTotal += error;
}
}
}
return errorTotal;
}
static bool addError(SkpSkGrThreadState* data) {
bool foundSmaller = false;
int dCount = data->fFoundCount;
int pixelError = data->fResult.fPixelError;
if (data->fFoundCount < kMaxFiles) {
data->fError[dCount] = pixelError;
strcpy(data->fFilesFound[dCount], data->fResult.fFilename);
data->fDirsFound[dCount] = data->fResult.fDirNo;
++data->fFoundCount;
} else if (pixelError > data->fSmallestError) {
int smallest = SK_MaxS32;
int smallestIndex = 0;
for (int index = 0; index < kMaxFiles; ++index) {
if (smallest > data->fError[index]) {
smallest = data->fError[index];
smallestIndex = index;
}
}
data->fError[smallestIndex] = pixelError;
strcpy(data->fFilesFound[smallestIndex], data->fResult.fFilename);
data->fDirsFound[smallestIndex] = data->fResult.fDirNo;
data->fSmallestError = SK_MaxS32;
for (int index = 0; index < kMaxFiles; ++index) {
if (data->fSmallestError > data->fError[index]) {
data->fSmallestError = data->fError[index];
}
}
SkDebugf("*%d*", data->fSmallestError);
foundSmaller = true;
}
return foundSmaller;
}
static SkMSec timePict(SkPicture* pic, SkCanvas* canvas) {
canvas->save();
int pWidth = pic->width();
int pHeight = pic->height();
const int maxDimension = 1000;
const int slices = 3;
int xInterval = SkTMax(pWidth - maxDimension, 0) / (slices - 1);
int yInterval = SkTMax(pHeight - maxDimension, 0) / (slices - 1);
SkRect rect = {0, 0, SkIntToScalar(SkTMin(maxDimension, pWidth)),
SkIntToScalar(SkTMin(maxDimension, pHeight))};
canvas->clipRect(rect);
SkMSec start = SkTime::GetMSecs();
for (int x = 0; x < slices; ++x) {
for (int y = 0; y < slices; ++y) {
pic->draw(canvas);
canvas->translate(0, SkIntToScalar(yInterval));
}
canvas->translate(SkIntToScalar(xInterval), SkIntToScalar(-yInterval * slices));
}
SkMSec end = SkTime::GetMSecs();
canvas->restore();
return end - start;
}
static void drawPict(SkPicture* pic, SkCanvas* canvas, int scale) {
canvas->clear(SK_ColorWHITE);
if (scale != 1) {
canvas->save();
canvas->scale(1.0f / scale, 1.0f / scale);
}
pic->draw(canvas);
if (scale != 1) {
canvas->restore();
}
}
static void writePict(const SkBitmap& bitmap, const char* outDir, const char* pngName) {
SkString outFile = make_filepath(0, outDir, pngName);
if (!SkImageEncoder::EncodeFile(outFile.c_str(), bitmap,
SkImageEncoder::kPNG_Type, 100)) {
SkDebugf("unable to encode gr %s (width=%d height=%d)br \n", pngName,
bitmap.width(), bitmap.height());
}
}
void TestResult::testOne() {
SkPicture* pic = nullptr;
{
SkString d;
d.printf(" {%d, \"%s\"},", fDirNo, fFilename);
SkString path = make_filepath(fDirNo, IN_DIR, fFilename);
SkFILEStream stream(path.c_str());
if (!stream.isValid()) {
SkDebugf("invalid stream %s\n", path.c_str());
goto finish;
}
if (fTestStep == kEncodeFiles) {
size_t length = stream.getLength();
SkTArray<char, true> bytes;
bytes.push_back_n(length);
stream.read(&bytes[0], length);
stream.rewind();
SkString wPath = make_filepath(0, outSkpDir, fFilename);
SkFILEWStream wStream(wPath.c_str());
wStream.write(&bytes[0], length);
wStream.flush();
}
pic = SkPicture::CreateFromStream(&stream, &SkImageDecoder::DecodeMemory);
if (!pic) {
SkDebugf("unable to decode %s\n", fFilename);
goto finish;
}
int pWidth = pic->width();
int pHeight = pic->height();
int pLargerWH = SkTMax(pWidth, pHeight);
GrContextFactory contextFactory;
#ifdef SK_BUILD_FOR_WIN
GrContext* context = contextFactory.get(kAngle);
#else
GrContext* context = contextFactory.get(kNative);
#endif
if (nullptr == context) {
SkDebugf("unable to allocate context for %s\n", fFilename);
goto finish;
}
int maxWH = context->getMaxRenderTargetSize();
int scale = 1;
while (pLargerWH / scale > maxWH) {
scale *= 2;
}
SkBitmap bitmap;
SkIPoint dim;
do {
dim.fX = (pWidth + scale - 1) / scale;
dim.fY = (pHeight + scale - 1) / scale;
bool success = bitmap.allocN32Pixels(dim.fX, dim.fY);
if (success) {
break;
}
SkDebugf("-%d-", scale);
} while ((scale *= 2) < 256);
if (scale >= 256) {
SkDebugf("unable to allocate bitmap for %s (w=%d h=%d) (sw=%d sh=%d)\n",
fFilename, pWidth, pHeight, dim.fX, dim.fY);
goto finish;
}
SkCanvas skCanvas(bitmap);
drawPict(pic, &skCanvas, fScaleOversized ? scale : 1);
GrTextureDesc desc;
desc.fConfig = kSkia8888_GrPixelConfig;
desc.fFlags = kRenderTarget_GrTextureFlagBit;
desc.fWidth = dim.fX;
desc.fHeight = dim.fY;
desc.fSampleCnt = 0;
SkAutoTUnref<GrTexture> texture(context->createUncachedTexture(desc, nullptr, 0));
if (!texture) {
SkDebugf("unable to allocate texture for %s (w=%d h=%d)\n", fFilename,
dim.fX, dim.fY);
goto finish;
}
SkGpuDevice grDevice(context, texture.get());
SkCanvas grCanvas(&grDevice);
drawPict(pic, &grCanvas, fScaleOversized ? scale : 1);
SkBitmap grBitmap;
grBitmap.allocPixels(grCanvas.imageInfo());
grCanvas.readPixels(&grBitmap, 0, 0);
if (fTestStep == kCompareBits) {
fPixelError = similarBits(grBitmap, bitmap);
int skTime = timePict(pic, &skCanvas);
int grTime = timePict(pic, &grCanvas);
fTime = skTime - grTime;
} else if (fTestStep == kEncodeFiles) {
SkString pngStr = make_png_name(fFilename);
const char* pngName = pngStr.c_str();
writePict(grBitmap, outGrDir, pngName);
writePict(bitmap, outSkDir, pngName);
}
}
finish:
delete pic;
}
static SkString makeStatusString(int dirNo) {
SkString statName;
statName.printf("stats%d.txt", dirNo);
SkString statusFile = make_filepath(0, outStatusDir, statName.c_str());
return statusFile;
}
class PreParser {
public:
PreParser(int dirNo)
: fDirNo(dirNo)
, fIndex(0)
, fStatusPath(makeStatusString(dirNo)) {
if (!sk_exists(fStatusPath.c_str())) {
return;
}
SkFILEStream reader;
reader.setPath(fStatusPath.c_str());
while (fetch(reader, &fResults.push_back()))
;
fResults.pop_back();
}
bool fetch(SkFILEStream& reader, TestResult* result) {
char c;
int i = 0;
result->init(fDirNo);
result->fPixelError = 0;
result->fTime = 0;
do {
bool readOne = reader.read(&c, 1) != 0;
if (!readOne) {
SkASSERT(i == 0);
return false;
}
if (c == ' ') {
result->fFilename[i++] = '\0';
break;
}
result->fFilename[i++] = c;
SkASSERT(i < kMaxLength);
} while (true);
do {
SkAssertResult(reader.read(&c, 1) != 0);
if (c == ' ') {
break;
}
SkASSERT(c >= '0' && c <= '9');
result->fPixelError = result->fPixelError * 10 + (c - '0');
} while (true);
bool minus = false;
do {
if (reader.read(&c, 1) == 0) {
break;
}
if (c == '\r' && reader.read(&c, 1) == 0) {
break;
}
if (c == '\n') {
break;
}
if (c == '-') {
minus = true;
continue;
}
SkASSERT(c >= '0' && c <= '9');
result->fTime = result->fTime * 10 + (c - '0');
} while (true);
if (minus) {
result->fTime = -result->fTime;
}
return true;
}
bool match(const SkString& filename, SkFILEWStream* stream, TestResult* result) {
if (fIndex < fResults.count()) {
*result = fResults[fIndex++];
SkASSERT(filename.equals(result->fFilename));
SkString outStr(result->status());
stream->write(outStr.c_str(), outStr.size());
stream->flush();
return true;
}
return false;
}
private:
int fDirNo;
int fIndex;
SkTArray<TestResult, true> fResults;
SkString fStatusPath;
};
static bool initTest() {
#if !defined SK_BUILD_FOR_WIN && !defined SK_BUILD_FOR_MAC
SK_CONF_SET("images.jpeg.suppressDecoderWarnings", true);
SK_CONF_SET("images.png.suppressDecoderWarnings", true);
#endif
return make_out_dirs();
}
DEF_TEST(SkpSkGr, reporter) {
SkTArray<TestResult, true> errors;
if (!initTest()) {
return;
}
SkpSkGrThreadState state;
state.init(0);
int smallCount = 0;
for (int dirNo = 1; dirNo <= 100; ++dirNo) {
SkString pictDir = make_in_dir_name(dirNo);
SkASSERT(pictDir.size());
if (reporter->verbose()) {
SkDebugf("dirNo=%d\n", dirNo);
}
SkOSFile::Iter iter(pictDir.c_str(), "skp");
SkString filename;
int testCount = 0;
PreParser preParser(dirNo);
SkFILEWStream statusStream(makeStatusString(dirNo).c_str());
while (iter.next(&filename)) {
for (size_t index = 0; index < skipOverSkGrCount; ++index) {
if (skipOverSkGr[index].directory == dirNo
&& strcmp(filename.c_str(), skipOverSkGr[index].filename) == 0) {
goto skipOver;
}
}
if (preParser.match(filename, &statusStream, &state.fResult)) {
addError(&state);
++testCount;
goto checkEarlyExit;
}
if (state.fSmallestError > 5000000) {
goto breakOut;
}
{
TestResult& result = state.fResult;
result.test(dirNo, filename);
SkString outStr(result.status());
statusStream.write(outStr.c_str(), outStr.size());
statusStream.flush();
if (1) {
SkDebugf("%s", outStr.c_str());
}
bool noMatch = addError(&state);
if (noMatch) {
smallCount = 0;
} else if (++smallCount > 10000) {
goto breakOut;
}
}
++testCount;
if (reporter->verbose()) {
if (testCount % 100 == 0) {
SkDebugf("#%d\n", testCount);
}
}
skipOver:
reporter->bumpTestCount();
checkEarlyExit:
if (1 && testCount == 20) {
break;
}
}
}
breakOut:
if (reporter->verbose()) {
for (int index = 0; index < state.fFoundCount; ++index) {
SkDebugf("%d %s %d\n", state.fDirsFound[index], state.fFilesFound[index],
state.fError[index]);
}
}
for (int index = 0; index < state.fFoundCount; ++index) {
TestResult::Test(state.fDirsFound[index], state.fFilesFound[index], kEncodeFiles,
reporter->verbose());
if (reporter->verbose()) SkDebugf("+");
}
}
static void bumpCount(skiatest::Reporter* reporter, bool skipping) {
if (reporter->verbose()) {
static int threadTestCount;
sk_atomic_inc(&threadTestCount);
if (!skipping && threadTestCount % 100 == 0) {
SkDebugf("#%d\n", threadTestCount);
}
if (skipping && threadTestCount % 10000 == 0) {
SkDebugf("#%d\n", threadTestCount);
}
}
}
static void testSkGrMain(SkpSkGrThreadState* data) {
data->fResult.testOne();
bumpCount(data->fReporter, false);
data->fReporter->bumpTestCount();
}
DEF_TEST(SkpSkGrThreaded, reporter) {
if (!initTest()) {
return;
}
SkpSkGrThreadedTestRunner testRunner(reporter);
for (int dirIndex = 1; dirIndex <= 100; ++dirIndex) {
SkString pictDir = make_in_dir_name(dirIndex);
if (pictDir.size() == 0) {
continue;
}
SkOSFile::Iter iter(pictDir.c_str(), "skp");
SkString filename;
while (iter.next(&filename)) {
SkString pngName = make_png_name(filename.c_str());
SkString oldPng = make_filepath(dirIndex, outSkDir, pngName.c_str());
SkString newPng = make_filepath(dirIndex, outGrDir, pngName.c_str());
if (sk_exists(oldPng.c_str()) && sk_exists(newPng.c_str())) {
bumpCount(reporter, true);
continue;
}
for (size_t index = 0; index < skipOverSkGrCount; ++index) {
if (skipOverSkGr[index].directory == dirIndex
&& strcmp(filename.c_str(), skipOverSkGr[index].filename) == 0) {
bumpCount(reporter, true);
goto skipOver;
}
}
*testRunner.fRunnables.append() = new SkpSkGrThreadedRunnable(
&testSkGrMain, dirIndex, filename.c_str(), &testRunner);
skipOver:
;
}
}
testRunner.render();
SkpSkGrThreadState& max = testRunner.fRunnables[0]->fState;
for (int dirIndex = 2; dirIndex <= 100; ++dirIndex) {
SkpSkGrThreadState& state = testRunner.fRunnables[dirIndex - 1]->fState;
for (int index = 0; index < state.fFoundCount; ++index) {
int maxIdx = max.fFoundCount;
if (maxIdx < kMaxFiles) {
max.fError[maxIdx] = state.fError[index];
strcpy(max.fFilesFound[maxIdx], state.fFilesFound[index]);
max.fDirsFound[maxIdx] = state.fDirsFound[index];
++max.fFoundCount;
continue;
}
for (maxIdx = 0; maxIdx < max.fFoundCount; ++maxIdx) {
if (max.fError[maxIdx] < state.fError[index]) {
max.fError[maxIdx] = state.fError[index];
strcpy(max.fFilesFound[maxIdx], state.fFilesFound[index]);
max.fDirsFound[maxIdx] = state.fDirsFound[index];
break;
}
}
}
}
TestResult encoder;
encoder.fTestStep = kEncodeFiles;
for (int index = 0; index < max.fFoundCount; ++index) {
encoder.fDirNo = max.fDirsFound[index];
strcpy(encoder.fFilename, max.fFilesFound[index]);
encoder.testOne();
SkDebugf("+");
}
}
DEF_TEST(SkpSkGrOneOff, reporter) {
if (!initTest()) {
return;
}
int testIndex = 166;
int dirIndex = skipOverSkGr[testIndex - 166].directory;
SkString pictDir = make_in_dir_name(dirIndex);
if (pictDir.size() == 0) {
return;
}
SkString filename(skipOverSkGr[testIndex - 166].filename);
TestResult::Test(dirIndex, filename.c_str(), kCompareBits, reporter->verbose());
TestResult::Test(dirIndex, filename.c_str(), kEncodeFiles, reporter->verbose());
}