void benchrenderpage(fz_context *ctx, pdf_document *xref, pdf_page *page, int pagenum)
{
fz_device *dev;
fz_pixmap *pix;
fz_bbox bbox;
mstimer timer;
timerstart(&timer);
bbox = fz_round_rect(pdf_bound_page(xref, page));
pix = fz_new_pixmap_with_bbox(ctx, fz_device_rgb, bbox);
fz_clear_pixmap_with_value(ctx, pix, 0xFF);
dev = fz_new_draw_device(ctx, pix);
fz_try(ctx) {
pdf_run_page(xref, page, dev, fz_identity, NULL);
timerstop(&timer);
logbench("pagerender %3d: %.2f ms\n", pagenum, timeinms(&timer));
}
fz_catch(ctx) {
logbench("Error: pdf_run_page() failed\n");
}
fz_drop_pixmap(ctx, pix);
fz_free_device(dev);
}
static void BenchLoadRender(BaseEngine *engine, int pagenum)
{
Timer t(true);
bool ok = engine->BenchLoadPage(pagenum);
t.Stop();
if (!ok) {
logbench("Error: failed to load page %d", pagenum);
return;
}
double timems = t.GetTimeInMs();
logbench("pageload %3d: %.2f ms", pagenum, timems);
t.Start();
RenderedBitmap *rendered = engine->RenderBitmap(pagenum, 1.0, 0);
t.Stop();
if (!rendered) {
logbench("Error: failed to render page %d", pagenum);
return;
}
delete rendered;
timems = t.GetTimeInMs();
logbench("pagerender %3d: %.2f ms", pagenum, timems);
}
static void BenchFile(const WCHAR *filePath, const WCHAR *pagesSpec)
{
if (!file::Exists(filePath)) {
return;
}
// ad-hoc: if enabled times layout instead of rendering and does layout
// using all text rendering methods, so that we can compare and find
// docs that take a long time to load
if (Doc::IsSupportedFile(filePath) && !gGlobalPrefs->ebookUI.useFixedPageUI) {
BenchEbookLayout(filePath);
return;
}
if (ChmModel::IsSupportedFile(filePath) && !gGlobalPrefs->chmUI.useFixedPageUI) {
BenchChmLoadOnly(filePath);
return;
}
Timer total;
logbench(L"Starting: %s", filePath);
Timer t;
BaseEngine *engine = EngineManager::CreateEngine(filePath);
if (!engine) {
logbench(L"Error: failed to load %s", filePath);
return;
}
double timeMs = t.Stop();
logbench(L"load: %.2f ms", timeMs);
int pages = engine->PageCount();
logbench(L"page count: %d", pages);
if (nullptr == pagesSpec) {
for (int i = 1; i <= pages; i++) {
BenchLoadRender(engine, i);
}
}
assert(!pagesSpec || IsBenchPagesInfo(pagesSpec));
Vec<PageRange> ranges;
if (ParsePageRanges(pagesSpec, ranges)) {
for (size_t i = 0; i < ranges.Count(); i++) {
for (int j = ranges.At(i).start; j <= ranges.At(i).end; j++) {
if (1 <= j && j <= pages)
BenchLoadRender(engine, j);
}
}
}
delete engine;
total.Stop();
logbench(L"Finished (in %.2f ms): %s", total.GetTimeInMs(), filePath);
}
void benchfile(char *pdffilename, int loadonly, int pageNo)
{
pdf_document *xref = NULL;
mstimer timer;
int page_count;
int curpage;
fz_context *ctx = fz_new_context(NULL, NULL, FZ_STORE_DEFAULT);
if (!ctx) {
logbench("Error: fz_new_context() failed\n");
return;
}
logbench("Starting: %s\n", pdffilename);
timerstart(&timer);
fz_var(xref);
fz_try(ctx) {
xref = openxref(ctx, pdffilename);
}
fz_catch(ctx) {
goto Exit;
}
timerstop(&timer);
logbench("load: %.2f ms\n", timeinms(&timer));
page_count = pdf_count_pages(xref);
logbench("page count: %d\n", page_count);
if (loadonly)
goto Exit;
for (curpage = 1; curpage <= page_count; curpage++) {
pdf_page *page;
if ((-1 != pageNo) && (pageNo != curpage))
continue;
page = benchloadpage(ctx, xref, curpage);
if (page) {
benchrenderpage(ctx, xref, page, curpage);
pdf_free_page(xref, page);
}
}
Exit:
logbench("Finished: %s\n", pdffilename);
pdf_close_document(xref);
fz_free_context(ctx);
}
static int TimeOneMethod(Doc&doc, TextRenderMethod method, const WCHAR *methodName) {
SetTextRenderMethod(method);
Timer t;
int nPages = FormatWholeDoc(doc);
double timesms = t.Stop();
logbench(L"%s: %.2f ms", methodName, timesms);
return nPages;
}
static void BenchFile(TCHAR *filePath, const TCHAR *pagesSpec)
{
if (!file::Exists(filePath)) {
return;
}
Timer total(true);
logbench("Starting: %s", filePath);
Timer t(true);
BaseEngine *engine = EngineManager(!gUseEbookUI).CreateEngine(filePath);
t.Stop();
if (!engine) {
logbench("Error: failed to load %s", filePath);
return;
}
double timems = t.GetTimeInMs();
logbench("load: %.2f ms", timems);
int pages = engine->PageCount();
logbench("page count: %d", pages);
if (NULL == pagesSpec) {
for (int i = 1; i <= pages; i++) {
BenchLoadRender(engine, i);
}
}
assert(!pagesSpec || IsBenchPagesInfo(pagesSpec));
Vec<PageRange> ranges;
if (ParsePageRanges(pagesSpec, ranges)) {
for (size_t i = 0; i < ranges.Count(); i++) {
for (int j = ranges.At(i).start; j <= ranges.At(i).end; j++) {
if (1 <= j && j <= pages)
BenchLoadRender(engine, j);
}
}
}
delete engine;
total.Stop();
logbench("Finished (in %.2f ms): %s", total.GetTimeInMs(), filePath);
}
pdf_page *benchloadpage(fz_context *ctx, pdf_document *xref, int pagenum)
{
pdf_page *page = NULL;
mstimer timer;
timerstart(&timer);
fz_try(ctx) {
page = pdf_load_page(xref, pagenum - 1);
}
fz_catch(ctx) {
logbench("Error: failed to load page %d\n", pagenum);
return NULL;
}
timerstop(&timer);
logbench("pageload %3d: %.2f ms\n", pagenum, timeinms(&timer));
return page;
}
static void BenchChmLoadOnly(const WCHAR* filePath) {
Timer total;
logbench(L"Starting: %s", filePath);
Timer t;
ChmModel* chmModel = ChmModel::Create(filePath, nullptr);
if (!chmModel) {
logbench(L"Error: failed to load %s", filePath);
return;
}
double timeMs = t.Stop();
logbench(L"load: %.2f ms", timeMs);
delete chmModel;
total.Stop();
logbench(L"Finished (in %.2f ms): %s", total.GetTimeInMs(), filePath);
}
void BenchFileOrDir(WStrVec& pathsToBench) {
gLog = new slog::StderrLogger();
size_t n = pathsToBench.size() / 2;
for (size_t i = 0; i < n; i++) {
WCHAR* path = pathsToBench.at(2 * i);
if (file::Exists(path))
BenchFile(path, pathsToBench.at(2 * i + 1));
else if (dir::Exists(path))
BenchDir(path);
else
logbench(L"Error: file or dir %s doesn't exist", path);
}
delete gLog;
}
pdf_document *openxref(fz_context *ctx, char *filename)
{
pdf_document *xref = pdf_open_document(ctx, filename);
fz_try(ctx)
{
if (pdf_needs_password(xref))
{
logbench("Warning: password protected document\n");
fz_throw(ctx, "document requires password");
}
pdf_count_pages(xref);
}
fz_catch(ctx)
{
pdf_close_document(xref);
fz_rethrow(ctx);
}
return xref;
}
// this is to compare the time it takes to layout a whole ebook file
// using different text measurement method (since the time is mostly
// dominated by text measure)
void BenchEbookLayout(const WCHAR *filePath) {
bool deleteLog = false;
if (!gLog) {
gLog = new slog::StderrLogger();
deleteLog = true;
}
logbench(L"Starting: %s", filePath);
if (!file::Exists(filePath)) {
logbench(L"Error: file doesn't exist");
return;
}
if (!Doc::IsSupportedFile(filePath)) {
logbench(L"Error: not an ebook file");
return;
}
Timer t;
Doc doc = Doc::CreateFromFile(filePath);
if (doc.LoadingFailed()) {
logbench(L"Error: failed to load the file as doc");
doc.Delete();
return;
}
double timeMs = t.Stop();
logbench(L"load: %.2f ms", timeMs);
int nPages = TimeOneMethod(doc, TextRenderMethodGdi, L"gdi ");
TimeOneMethod(doc, TextRenderMethodGdiplus, L"gdi+ ");
TimeOneMethod(doc, TextRenderMethodGdiplusQuick, L"gdi+ quick");
// do it twice because the first run is very unfair to the first version that runs
// (probably because of font caching)
TimeOneMethod(doc, TextRenderMethodGdi, L"gdi ");
TimeOneMethod(doc, TextRenderMethodGdiplus, L"gdi+ ");
TimeOneMethod(doc, TextRenderMethodGdiplusQuick, L"gdi+ quick");
doc.Delete();
logbench(L"pages: %d", nPages);
if (deleteLog) {
delete gLog;
}
}