/**
* Test that for Jpeg files that use the JFIF colorspace, they are
* directly embedded into the PDF (without re-encoding) when that
* makes sense.
*/
DEF_TEST(PDFJpegEmbedTest, r) {
const char test[] = "PDFJpegEmbedTest";
SkAutoTUnref<SkData> mandrillData(
load_resource(r, test, "mandrill_512_q075.jpg"));
SkAutoTUnref<SkData> cmykData(load_resource(r, test, "CMYK.jpg"));
if (!mandrillData || !cmykData) {
return;
}
SkDynamicMemoryWStream pdf;
SkAutoTUnref<SkDocument> document(SkDocument::CreatePDF(&pdf));
SkCanvas* canvas = document->beginPage(642, 1028);
canvas->clear(SK_ColorLTGRAY);
SkBitmap bm1(bitmap_from_data(mandrillData));
canvas->drawBitmap(bm1, 65.0, 0.0, NULL);
SkBitmap bm2(bitmap_from_data(cmykData));
canvas->drawBitmap(bm2, 0.0, 512.0, NULL);
canvas->flush();
document->endPage();
document->close();
SkAutoTUnref<SkData> pdfData(pdf.copyToData());
SkASSERT(pdfData);
pdf.reset();
REPORTER_ASSERT(r, is_subset_of(mandrillData, pdfData));
// This JPEG uses a nonstandard colorspace - it can not be
// embedded into the PDF directly.
REPORTER_ASSERT(r, !is_subset_of(cmykData, pdfData));
}
static BaseEngine *ps2pdf(const WCHAR *fileName)
{
// TODO: read from gswin32c's stdout instead of using a TEMP file
ScopedMem<WCHAR> shortPath(path::ShortPath(fileName));
ScopedMem<WCHAR> tmpFile(path::GetTempPath(L"PsE"));
ScopedFile tmpFileScope(tmpFile);
ScopedMem<WCHAR> gswin32c(GetGhostscriptPath());
if (!shortPath || !tmpFile || !gswin32c)
return NULL;
// try to help Ghostscript determine the intended page size
ScopedMem<WCHAR> psSetup;
RectI page = ExtractDSCPageSize(fileName);
if (!page.IsEmpty())
psSetup.Set(str::Format(L" << /PageSize [%i %i] >> setpagedevice", page.dx, page.dy));
ScopedMem<WCHAR> cmdLine(str::Format(
L"\"%s\" -q -dSAFER -dNOPAUSE -dBATCH -dEPSCrop -sOutputFile=\"%s\" -sDEVICE=pdfwrite -c \".setpdfwrite%s\" -f \"%s\"",
gswin32c, tmpFile, psSetup ? psSetup : L"", shortPath));
fprintf(stderr, "- %s:%d: using '%ls' for creating '%%TEMP%%\\%ls'\n", path::GetBaseName(__FILE__), __LINE__, gswin32c.Get(), path::GetBaseName(tmpFile));
// TODO: the PS-to-PDF conversion can hang the UI for several seconds
HANDLE process = LaunchProcess(cmdLine, NULL, CREATE_NO_WINDOW);
if (!process)
return NULL;
DWORD timeout = 10000;
#ifdef DEBUG
// allow to disable the timeout for debugging purposes
if (GetEnvironmentVariable(L"SUMATRAPDF_NO_GHOSTSCRIPT_TIMEOUT", NULL, 0))
timeout = INFINITE;
#endif
DWORD exitCode = EXIT_FAILURE;
WaitForSingleObject(process, timeout);
GetExitCodeProcess(process, &exitCode);
TerminateProcess(process, 1);
CloseHandle(process);
if (exitCode != EXIT_SUCCESS)
return NULL;
size_t len;
ScopedMem<char> pdfData(file::ReadAll(tmpFile, &len));
if (!pdfData)
return NULL;
ScopedComPtr<IStream> stream(CreateStreamFromData(pdfData, len));
if (!stream)
return NULL;
return PdfEngine::CreateFromStream(stream);
}
/**
* Test that for Jpeg files that use the JFIF colorspace, they are
* directly embedded into the PDF (without re-encoding) when that
* makes sense.
*/
DEF_TEST(PDFJpegEmbedTest, r) {
const char test[] = "PDFJpegEmbedTest";
SkAutoTUnref<SkData> mandrillData(
load_resource(r, test, "mandrill_512_q075.jpg"));
SkAutoTUnref<SkData> cmykData(load_resource(r, test, "CMYK.jpg"));
if (!mandrillData || !cmykData) {
return;
}
SkDynamicMemoryWStream pdf;
SkAutoTUnref<SkDocument> document(SkDocument::CreatePDF(&pdf));
SkCanvas* canvas = document->beginPage(642, 1028);
canvas->clear(SK_ColorLTGRAY);
SkBitmap bm1(bitmap_from_data(mandrillData));
canvas->drawBitmap(bm1, 65.0, 0.0, NULL);
SkBitmap bm2(bitmap_from_data(cmykData));
canvas->drawBitmap(bm2, 0.0, 512.0, NULL);
canvas->flush();
document->endPage();
document->close();
SkAutoTUnref<SkData> pdfData(pdf.copyToData());
SkASSERT(pdfData);
pdf.reset();
// Test disabled, waiting on resolution to http://skbug.com/3180
// REPORTER_ASSERT(r, is_subset_of(mandrillData, pdfData));
// This JPEG uses a nonstandard colorspace - it can not be
// embedded into the PDF directly.
REPORTER_ASSERT(r, !is_subset_of(cmykData, pdfData));
// The following is for debugging purposes only.
const char* outputPath = getenv("SKIA_TESTS_PDF_JPEG_EMBED_OUTPUT_PATH");
if (outputPath) {
SkFILEWStream output(outputPath);
if (output.isValid()) {
output.write(pdfData->data(), pdfData->size());
}
}
}
static PdfEngine *ps2pdf(const WCHAR *fileName)
{
// TODO: read from gswin32c's stdout instead of using a TEMP file
ScopedMem<WCHAR> shortPath(path::ShortPath(fileName));
ScopedMem<WCHAR> tmpFile(path::GetTempPath(L"PsE"));
ScopedFile tmpFileScope(tmpFile);
ScopedMem<WCHAR> gswin32c(GetGhostscriptPath());
if (!shortPath || !tmpFile || !gswin32c)
return NULL;
ScopedMem<WCHAR> cmdLine(str::Format(L"\"%s\" -q -dSAFER -dNOPAUSE -dBATCH -dEPSCrop -sOutputFile=\"%s\" -sDEVICE=pdfwrite -c .setpdfwrite -f \"%s\"", gswin32c, tmpFile, shortPath));
if (GetEnvironmentVariable(L"MULOG", NULL, 0)) {
wprintf(L"ps2pdf: using Ghostscript from '%s'\n", gswin32c.Get());
wprintf(L"ps2pdf: for creating '%s'\n", tmpFile.Get());
}
// TODO: the PS-to-PDF conversion can hang the UI for several seconds
HANDLE process = LaunchProcess(cmdLine, NULL, CREATE_NO_WINDOW);
if (!process)
return NULL;
DWORD exitCode = EXIT_FAILURE;
WaitForSingleObject(process, 10000);
GetExitCodeProcess(process, &exitCode);
TerminateProcess(process, 1);
CloseHandle(process);
if (exitCode != EXIT_SUCCESS)
return NULL;
size_t len;
ScopedMem<char> pdfData(file::ReadAll(tmpFile, &len));
if (!pdfData)
return NULL;
ScopedComPtr<IStream> stream(CreateStreamFromData(pdfData, len));
if (!stream)
return NULL;
if (GetEnvironmentVariable(L"MULOG", NULL, 0))
printf("ps2pdf: PDF conversion successful\n");
return PdfEngine::CreateFromStream(stream);
}
