1432 lines
41 KiB
C++
1432 lines
41 KiB
C++
|
///////////////////////////////////////////////////////////////////////////////
|
||
|
|
// Name: tests/image/image.cpp
|
||
|
|
// Purpose: Test wxImage
|
||
|
|
// Author: Francesco Montorsi
|
||
|
|
// Created: 2009-05-31
|
||
|
|
// Copyright: (c) 2009 Francesco Montorsi
|
||
|
|
// Licence: wxWindows licence
|
||
|
|
///////////////////////////////////////////////////////////////////////////////
|
||
|
|
|
||
|
|
// ----------------------------------------------------------------------------
|
||
|
|
// headers
|
||
|
|
// ----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
#include "testprec.h"
|
||
|
|
|
||
|
|
#if wxUSE_IMAGE
|
||
|
|
|
||
|
|
#ifdef __BORLANDC__
|
||
|
|
#pragma hdrstop
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef WX_PRECOMP
|
||
|
|
#endif // WX_PRECOMP
|
||
|
|
|
||
|
|
#include "wx/anidecod.h" // wxImageArray
|
||
|
|
#include "wx/palette.h"
|
||
|
|
#include "wx/url.h"
|
||
|
|
#include "wx/log.h"
|
||
|
|
#include "wx/mstream.h"
|
||
|
|
#include "wx/zstream.h"
|
||
|
|
#include "wx/wfstream.h"
|
||
|
|
|
||
|
|
#include "testimage.h"
|
||
|
|
|
||
|
|
struct testData {
|
||
|
|
const char* file;
|
||
|
|
wxBitmapType type;
|
||
|
|
unsigned bitDepth;
|
||
|
|
} g_testfiles[] =
|
||
|
|
{
|
||
|
|
{ "horse.ico", wxBITMAP_TYPE_ICO, 4 },
|
||
|
|
{ "horse.xpm", wxBITMAP_TYPE_XPM, 8 },
|
||
|
|
{ "horse.png", wxBITMAP_TYPE_PNG, 24 },
|
||
|
|
{ "horse.ani", wxBITMAP_TYPE_ANI, 24 },
|
||
|
|
{ "horse.bmp", wxBITMAP_TYPE_BMP, 8 },
|
||
|
|
{ "horse.cur", wxBITMAP_TYPE_CUR, 1 },
|
||
|
|
{ "horse.gif", wxBITMAP_TYPE_GIF, 8 },
|
||
|
|
{ "horse.jpg", wxBITMAP_TYPE_JPEG, 24 },
|
||
|
|
{ "horse.pcx", wxBITMAP_TYPE_PCX, 8 },
|
||
|
|
{ "horse.pnm", wxBITMAP_TYPE_PNM, 24 },
|
||
|
|
{ "horse.tga", wxBITMAP_TYPE_TGA, 8 },
|
||
|
|
{ "horse.tif", wxBITMAP_TYPE_TIFF, 8 }
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
// ----------------------------------------------------------------------------
|
||
|
|
// test class
|
||
|
|
// ----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
class ImageTestCase : public CppUnit::TestCase
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
ImageTestCase();
|
||
|
|
~ImageTestCase();
|
||
|
|
|
||
|
|
private:
|
||
|
|
CPPUNIT_TEST_SUITE( ImageTestCase );
|
||
|
|
CPPUNIT_TEST( LoadFromSocketStream );
|
||
|
|
CPPUNIT_TEST( LoadFromZipStream );
|
||
|
|
CPPUNIT_TEST( LoadFromFile );
|
||
|
|
CPPUNIT_TEST( SizeImage );
|
||
|
|
CPPUNIT_TEST( CompareLoadedImage );
|
||
|
|
CPPUNIT_TEST( CompareSavedImage );
|
||
|
|
CPPUNIT_TEST( SavePNG );
|
||
|
|
CPPUNIT_TEST( SaveTIFF );
|
||
|
|
CPPUNIT_TEST( SaveAnimatedGIF );
|
||
|
|
CPPUNIT_TEST( ReadCorruptedTGA );
|
||
|
|
CPPUNIT_TEST( GIFComment );
|
||
|
|
CPPUNIT_TEST( DibPadding );
|
||
|
|
CPPUNIT_TEST( BMPFlippingAndRLECompression );
|
||
|
|
CPPUNIT_TEST( ScaleCompare );
|
||
|
|
CPPUNIT_TEST_SUITE_END();
|
||
|
|
|
||
|
|
void LoadFromSocketStream();
|
||
|
|
void LoadFromZipStream();
|
||
|
|
void LoadFromFile();
|
||
|
|
void SizeImage();
|
||
|
|
void CompareLoadedImage();
|
||
|
|
void CompareSavedImage();
|
||
|
|
void SavePNG();
|
||
|
|
void SaveTIFF();
|
||
|
|
void SaveAnimatedGIF();
|
||
|
|
void ReadCorruptedTGA();
|
||
|
|
void GIFComment();
|
||
|
|
void DibPadding();
|
||
|
|
void BMPFlippingAndRLECompression();
|
||
|
|
void ScaleCompare();
|
||
|
|
|
||
|
|
DECLARE_NO_COPY_CLASS(ImageTestCase)
|
||
|
|
};
|
||
|
|
|
||
|
|
CPPUNIT_TEST_SUITE_REGISTRATION( ImageTestCase );
|
||
|
|
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( ImageTestCase, "ImageTestCase" );
|
||
|
|
|
||
|
|
ImageTestCase::ImageTestCase()
|
||
|
|
{
|
||
|
|
wxSocketBase::Initialize();
|
||
|
|
|
||
|
|
// the formats we're going to test:
|
||
|
|
wxImage::AddHandler(new wxICOHandler);
|
||
|
|
wxImage::AddHandler(new wxXPMHandler);
|
||
|
|
wxImage::AddHandler(new wxPNGHandler);
|
||
|
|
wxImage::AddHandler(new wxANIHandler);
|
||
|
|
wxImage::AddHandler(new wxBMPHandler);
|
||
|
|
wxImage::AddHandler(new wxCURHandler);
|
||
|
|
wxImage::AddHandler(new wxGIFHandler);
|
||
|
|
wxImage::AddHandler(new wxJPEGHandler);
|
||
|
|
wxImage::AddHandler(new wxPCXHandler);
|
||
|
|
wxImage::AddHandler(new wxPNMHandler);
|
||
|
|
wxImage::AddHandler(new wxTGAHandler);
|
||
|
|
wxImage::AddHandler(new wxTIFFHandler);
|
||
|
|
}
|
||
|
|
|
||
|
|
ImageTestCase::~ImageTestCase()
|
||
|
|
{
|
||
|
|
wxSocketBase::Shutdown();
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::LoadFromFile()
|
||
|
|
{
|
||
|
|
wxImage img;
|
||
|
|
for (unsigned int i=0; i<WXSIZEOF(g_testfiles); i++)
|
||
|
|
CPPUNIT_ASSERT(img.LoadFile(g_testfiles[i].file));
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::LoadFromSocketStream()
|
||
|
|
{
|
||
|
|
if (!IsNetworkAvailable()) // implemented in test.cpp
|
||
|
|
{
|
||
|
|
wxLogWarning("No network connectivity; skipping the "
|
||
|
|
"ImageTestCase::LoadFromSocketStream test unit.");
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
struct {
|
||
|
|
const char* url;
|
||
|
|
wxBitmapType type;
|
||
|
|
} testData[] =
|
||
|
|
{
|
||
|
|
{ "http://www.wxwidgets.org/assets/img/header-logo.png", wxBITMAP_TYPE_PNG },
|
||
|
|
{ "http://www.wxwidgets.org/assets/ico/favicon-1.ico", wxBITMAP_TYPE_ICO }
|
||
|
|
};
|
||
|
|
|
||
|
|
for (unsigned int i=0; i<WXSIZEOF(testData); i++)
|
||
|
|
{
|
||
|
|
wxURL url(testData[i].url);
|
||
|
|
WX_ASSERT_EQUAL_MESSAGE
|
||
|
|
(
|
||
|
|
("Constructing URL \"%s\" failed.", testData[i].url),
|
||
|
|
wxURL_NOERR,
|
||
|
|
url.GetError()
|
||
|
|
);
|
||
|
|
|
||
|
|
wxInputStream *in_stream = url.GetInputStream();
|
||
|
|
WX_ASSERT_MESSAGE
|
||
|
|
(
|
||
|
|
("Opening URL \"%s\" failed.", testData[i].url),
|
||
|
|
in_stream && in_stream->IsOk()
|
||
|
|
);
|
||
|
|
|
||
|
|
wxImage img;
|
||
|
|
|
||
|
|
// NOTE: it's important to inform wxImage about the type of the image being
|
||
|
|
// loaded otherwise it will try to autodetect the format, but that
|
||
|
|
// requires a seekable stream!
|
||
|
|
WX_ASSERT_MESSAGE
|
||
|
|
(
|
||
|
|
("Loading image from \"%s\" failed.", testData[i].url),
|
||
|
|
img.LoadFile(*in_stream, testData[i].type)
|
||
|
|
);
|
||
|
|
|
||
|
|
delete in_stream;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::LoadFromZipStream()
|
||
|
|
{
|
||
|
|
for (unsigned int i=0; i<WXSIZEOF(g_testfiles); i++)
|
||
|
|
{
|
||
|
|
switch (g_testfiles[i].type)
|
||
|
|
{
|
||
|
|
case wxBITMAP_TYPE_XPM:
|
||
|
|
case wxBITMAP_TYPE_GIF:
|
||
|
|
case wxBITMAP_TYPE_PCX:
|
||
|
|
case wxBITMAP_TYPE_TGA:
|
||
|
|
case wxBITMAP_TYPE_TIFF:
|
||
|
|
continue; // skip testing those wxImageHandlers which cannot
|
||
|
|
// load data from non-seekable streams
|
||
|
|
|
||
|
|
default:
|
||
|
|
; // proceed
|
||
|
|
}
|
||
|
|
|
||
|
|
// compress the test file on the fly:
|
||
|
|
wxMemoryOutputStream memOut;
|
||
|
|
{
|
||
|
|
wxFileInputStream file(g_testfiles[i].file);
|
||
|
|
CPPUNIT_ASSERT(file.IsOk());
|
||
|
|
|
||
|
|
wxZlibOutputStream compressFilter(memOut, 5, wxZLIB_GZIP);
|
||
|
|
CPPUNIT_ASSERT(compressFilter.IsOk());
|
||
|
|
|
||
|
|
file.Read(compressFilter);
|
||
|
|
CPPUNIT_ASSERT(file.GetLastError() == wxSTREAM_EOF);
|
||
|
|
}
|
||
|
|
|
||
|
|
// now fetch the compressed memory to wxImage, decompressing it on the fly; this
|
||
|
|
// allows us to test loading images from non-seekable streams other than socket streams
|
||
|
|
wxMemoryInputStream memIn(memOut);
|
||
|
|
CPPUNIT_ASSERT(memIn.IsOk());
|
||
|
|
wxZlibInputStream decompressFilter(memIn, wxZLIB_GZIP);
|
||
|
|
CPPUNIT_ASSERT(decompressFilter.IsOk());
|
||
|
|
|
||
|
|
wxImage img;
|
||
|
|
|
||
|
|
// NOTE: it's important to inform wxImage about the type of the image being
|
||
|
|
// loaded otherwise it will try to autodetect the format, but that
|
||
|
|
// requires a seekable stream!
|
||
|
|
WX_ASSERT_MESSAGE(("Could not load file type '%d' after it was zipped", g_testfiles[i].type),
|
||
|
|
img.LoadFile(decompressFilter, g_testfiles[i].type));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::SizeImage()
|
||
|
|
{
|
||
|
|
// Test the wxImage::Size() function which takes a rectangle from source and
|
||
|
|
// places it in a new image at a given position. This test checks, if the
|
||
|
|
// correct areas are chosen, and clipping is done correctly.
|
||
|
|
|
||
|
|
// our test image:
|
||
|
|
static const char * xpm_orig[] = {
|
||
|
|
"10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
" .....",
|
||
|
|
" ++++@@@@.",
|
||
|
|
" +... @.",
|
||
|
|
" +.@@++ @.",
|
||
|
|
" +.@ .+ @.",
|
||
|
|
".@ +. @.+ ",
|
||
|
|
".@ ++@@.+ ",
|
||
|
|
".@ ...+ ",
|
||
|
|
".@@@@++++ ",
|
||
|
|
"..... "
|
||
|
|
};
|
||
|
|
// the expected results for all tests:
|
||
|
|
static const char * xpm_l_t[] = {
|
||
|
|
"10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"... @.BB",
|
||
|
|
".@@++ @.BB",
|
||
|
|
".@ .+ @.BB",
|
||
|
|
" +. @.+ BB",
|
||
|
|
" ++@@.+ BB",
|
||
|
|
" ...+ BB",
|
||
|
|
"@@@++++ BB",
|
||
|
|
"... BB",
|
||
|
|
"BBBBBBBBBB",
|
||
|
|
"BBBBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_t[] = {
|
||
|
|
"10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
" +... @.",
|
||
|
|
" +.@@++ @.",
|
||
|
|
" +.@ .+ @.",
|
||
|
|
".@ +. @.+ ",
|
||
|
|
".@ ++@@.+ ",
|
||
|
|
".@ ...+ ",
|
||
|
|
".@@@@++++ ",
|
||
|
|
"..... ",
|
||
|
|
"BBBBBBBBBB",
|
||
|
|
"BBBBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_r_t[] = {
|
||
|
|
"10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BB +... ",
|
||
|
|
"BB +.@@++ ",
|
||
|
|
"BB +.@ .+ ",
|
||
|
|
"BB.@ +. @.",
|
||
|
|
"BB.@ ++@@.",
|
||
|
|
"BB.@ ...",
|
||
|
|
"BB.@@@@+++",
|
||
|
|
"BB..... ",
|
||
|
|
"BBBBBBBBBB",
|
||
|
|
"BBBBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_l[] = {
|
||
|
|
"10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
" .....BB",
|
||
|
|
"+++@@@@.BB",
|
||
|
|
"... @.BB",
|
||
|
|
".@@++ @.BB",
|
||
|
|
".@ .+ @.BB",
|
||
|
|
" +. @.+ BB",
|
||
|
|
" ++@@.+ BB",
|
||
|
|
" ...+ BB",
|
||
|
|
"@@@++++ BB",
|
||
|
|
"... BB"
|
||
|
|
};
|
||
|
|
static const char * xpm_r[] = {
|
||
|
|
"10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BB ...",
|
||
|
|
"BB ++++@@@",
|
||
|
|
"BB +... ",
|
||
|
|
"BB +.@@++ ",
|
||
|
|
"BB +.@ .+ ",
|
||
|
|
"BB.@ +. @.",
|
||
|
|
"BB.@ ++@@.",
|
||
|
|
"BB.@ ...",
|
||
|
|
"BB.@@@@+++",
|
||
|
|
"BB..... "
|
||
|
|
};
|
||
|
|
static const char * xpm_l_b[] = {
|
||
|
|
"10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBBBB",
|
||
|
|
"BBBBBBBBBB",
|
||
|
|
" .....BB",
|
||
|
|
"+++@@@@.BB",
|
||
|
|
"... @.BB",
|
||
|
|
".@@++ @.BB",
|
||
|
|
".@ .+ @.BB",
|
||
|
|
" +. @.+ BB",
|
||
|
|
" ++@@.+ BB",
|
||
|
|
" ...+ BB"
|
||
|
|
};
|
||
|
|
static const char * xpm_b[] = {
|
||
|
|
"10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBBBB",
|
||
|
|
"BBBBBBBBBB",
|
||
|
|
" .....",
|
||
|
|
" ++++@@@@.",
|
||
|
|
" +... @.",
|
||
|
|
" +.@@++ @.",
|
||
|
|
" +.@ .+ @.",
|
||
|
|
".@ +. @.+ ",
|
||
|
|
".@ ++@@.+ ",
|
||
|
|
".@ ...+ "
|
||
|
|
};
|
||
|
|
static const char * xpm_r_b[] = {
|
||
|
|
"10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBBBB",
|
||
|
|
"BBBBBBBBBB",
|
||
|
|
"BB ...",
|
||
|
|
"BB ++++@@@",
|
||
|
|
"BB +... ",
|
||
|
|
"BB +.@@++ ",
|
||
|
|
"BB +.@ .+ ",
|
||
|
|
"BB.@ +. @.",
|
||
|
|
"BB.@ ++@@.",
|
||
|
|
"BB.@ ..."
|
||
|
|
};
|
||
|
|
static const char * xpm_sm[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
" .....",
|
||
|
|
" ++++@@@",
|
||
|
|
" +... ",
|
||
|
|
" +.@@++ ",
|
||
|
|
" +.@ .+ ",
|
||
|
|
".@ +. @.",
|
||
|
|
".@ ++@@.",
|
||
|
|
".@ ..."
|
||
|
|
};
|
||
|
|
static const char * xpm_gt[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
" .....BB",
|
||
|
|
" ++++@@@@.BB",
|
||
|
|
" +... @.BB",
|
||
|
|
" +.@@++ @.BB",
|
||
|
|
" +.@ .+ @.BB",
|
||
|
|
".@ +. @.+ BB",
|
||
|
|
".@ ++@@.+ BB",
|
||
|
|
".@ ...+ BB",
|
||
|
|
".@@@@++++ BB",
|
||
|
|
"..... BB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_l_t[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"... @.BBBB",
|
||
|
|
".@@++ @.BBBB",
|
||
|
|
".@ .+ @.BBBB",
|
||
|
|
" +. @.+ BBBB",
|
||
|
|
" ++@@.+ BBBB",
|
||
|
|
" ...+ BBBB",
|
||
|
|
"@@@++++ BBBB",
|
||
|
|
"... BBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_l[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
" .....BBBB",
|
||
|
|
"+++@@@@.BBBB",
|
||
|
|
"... @.BBBB",
|
||
|
|
".@@++ @.BBBB",
|
||
|
|
".@ .+ @.BBBB",
|
||
|
|
" +. @.+ BBBB",
|
||
|
|
" ++@@.+ BBBB",
|
||
|
|
" ...+ BBBB",
|
||
|
|
"@@@++++ BBBB",
|
||
|
|
"... BBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_l_b[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
" .....BBBB",
|
||
|
|
"+++@@@@.BBBB",
|
||
|
|
"... @.BBBB",
|
||
|
|
".@@++ @.BBBB",
|
||
|
|
".@ .+ @.BBBB",
|
||
|
|
" +. @.+ BBBB",
|
||
|
|
" ++@@.+ BBBB",
|
||
|
|
" ...+ BBBB",
|
||
|
|
"@@@++++ BBBB",
|
||
|
|
"... BBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_l_bb[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
" .....BBBB",
|
||
|
|
"+++@@@@.BBBB",
|
||
|
|
"... @.BBBB",
|
||
|
|
".@@++ @.BBBB",
|
||
|
|
".@ .+ @.BBBB",
|
||
|
|
" +. @.+ BBBB",
|
||
|
|
" ++@@.+ BBBB",
|
||
|
|
" ...+ BBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_t[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
" +... @.BB",
|
||
|
|
" +.@@++ @.BB",
|
||
|
|
" +.@ .+ @.BB",
|
||
|
|
".@ +. @.+ BB",
|
||
|
|
".@ ++@@.+ BB",
|
||
|
|
".@ ...+ BB",
|
||
|
|
".@@@@++++ BB",
|
||
|
|
"..... BB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_b[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
" .....BB",
|
||
|
|
" ++++@@@@.BB",
|
||
|
|
" +... @.BB",
|
||
|
|
" +.@@++ @.BB",
|
||
|
|
" +.@ .+ @.BB",
|
||
|
|
".@ +. @.+ BB",
|
||
|
|
".@ ++@@.+ BB",
|
||
|
|
".@ ...+ BB",
|
||
|
|
".@@@@++++ BB",
|
||
|
|
"..... BB"
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_bb[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
" .....BB",
|
||
|
|
" ++++@@@@.BB",
|
||
|
|
" +... @.BB",
|
||
|
|
" +.@@++ @.BB",
|
||
|
|
" +.@ .+ @.BB",
|
||
|
|
".@ +. @.+ BB",
|
||
|
|
".@ ++@@.+ BB",
|
||
|
|
".@ ...+ BB"
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_r_t[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BB +... @.",
|
||
|
|
"BB +.@@++ @.",
|
||
|
|
"BB +.@ .+ @.",
|
||
|
|
"BB.@ +. @.+ ",
|
||
|
|
"BB.@ ++@@.+ ",
|
||
|
|
"BB.@ ...+ ",
|
||
|
|
"BB.@@@@++++ ",
|
||
|
|
"BB..... ",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_r[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BB .....",
|
||
|
|
"BB ++++@@@@.",
|
||
|
|
"BB +... @.",
|
||
|
|
"BB +.@@++ @.",
|
||
|
|
"BB +.@ .+ @.",
|
||
|
|
"BB.@ +. @.+ ",
|
||
|
|
"BB.@ ++@@.+ ",
|
||
|
|
"BB.@ ...+ ",
|
||
|
|
"BB.@@@@++++ ",
|
||
|
|
"BB..... ",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_r_b[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BB .....",
|
||
|
|
"BB ++++@@@@.",
|
||
|
|
"BB +... @.",
|
||
|
|
"BB +.@@++ @.",
|
||
|
|
"BB +.@ .+ @.",
|
||
|
|
"BB.@ +. @.+ ",
|
||
|
|
"BB.@ ++@@.+ ",
|
||
|
|
"BB.@ ...+ ",
|
||
|
|
"BB.@@@@++++ ",
|
||
|
|
"BB..... "
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_r_bb[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BB .....",
|
||
|
|
"BB ++++@@@@.",
|
||
|
|
"BB +... @.",
|
||
|
|
"BB +.@@++ @.",
|
||
|
|
"BB +.@ .+ @.",
|
||
|
|
"BB.@ +. @.+ ",
|
||
|
|
"BB.@ ++@@.+ ",
|
||
|
|
"BB.@ ...+ "
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_rr_t[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBB +... ",
|
||
|
|
"BBBB +.@@++ ",
|
||
|
|
"BBBB +.@ .+ ",
|
||
|
|
"BBBB.@ +. @.",
|
||
|
|
"BBBB.@ ++@@.",
|
||
|
|
"BBBB.@ ...",
|
||
|
|
"BBBB.@@@@+++",
|
||
|
|
"BBBB..... ",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_rr[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBB ...",
|
||
|
|
"BBBB ++++@@@",
|
||
|
|
"BBBB +... ",
|
||
|
|
"BBBB +.@@++ ",
|
||
|
|
"BBBB +.@ .+ ",
|
||
|
|
"BBBB.@ +. @.",
|
||
|
|
"BBBB.@ ++@@.",
|
||
|
|
"BBBB.@ ...",
|
||
|
|
"BBBB.@@@@+++",
|
||
|
|
"BBBB..... ",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_rr_b[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBB ...",
|
||
|
|
"BBBB ++++@@@",
|
||
|
|
"BBBB +... ",
|
||
|
|
"BBBB +.@@++ ",
|
||
|
|
"BBBB +.@ .+ ",
|
||
|
|
"BBBB.@ +. @.",
|
||
|
|
"BBBB.@ ++@@.",
|
||
|
|
"BBBB.@ ...",
|
||
|
|
"BBBB.@@@@+++",
|
||
|
|
"BBBB..... "
|
||
|
|
};
|
||
|
|
static const char * xpm_gt_rr_bb[] = {
|
||
|
|
"12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBBBBBBBBBB",
|
||
|
|
"BBBB ...",
|
||
|
|
"BBBB ++++@@@",
|
||
|
|
"BBBB +... ",
|
||
|
|
"BBBB +.@@++ ",
|
||
|
|
"BBBB +.@ .+ ",
|
||
|
|
"BBBB.@ +. @.",
|
||
|
|
"BBBB.@ ++@@.",
|
||
|
|
"BBBB.@ ..."
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_ll_tt[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
" .+ @.BB",
|
||
|
|
". @.+ BB",
|
||
|
|
"+@@.+ BB",
|
||
|
|
" ...+ BB",
|
||
|
|
"@++++ BB",
|
||
|
|
". BB",
|
||
|
|
"BBBBBBBB",
|
||
|
|
"BBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_ll_t[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
". @.BB",
|
||
|
|
"@++ @.BB",
|
||
|
|
" .+ @.BB",
|
||
|
|
". @.+ BB",
|
||
|
|
"+@@.+ BB",
|
||
|
|
" ...+ BB",
|
||
|
|
"@++++ BB",
|
||
|
|
". BB"
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_ll[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
" .....BB",
|
||
|
|
"+@@@@.BB",
|
||
|
|
". @.BB",
|
||
|
|
"@++ @.BB",
|
||
|
|
" .+ @.BB",
|
||
|
|
". @.+ BB",
|
||
|
|
"+@@.+ BB",
|
||
|
|
" ...+ BB"
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_ll_b[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBB",
|
||
|
|
"BBBBBBBB",
|
||
|
|
" .....BB",
|
||
|
|
"+@@@@.BB",
|
||
|
|
". @.BB",
|
||
|
|
"@++ @.BB",
|
||
|
|
" .+ @.BB",
|
||
|
|
". @.+ BB"
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_l_tt[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
".@ .+ @.",
|
||
|
|
" +. @.+ ",
|
||
|
|
" ++@@.+ ",
|
||
|
|
" ...+ ",
|
||
|
|
"@@@++++ ",
|
||
|
|
"... ",
|
||
|
|
"BBBBBBBB",
|
||
|
|
"BBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_l_t[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"... @.",
|
||
|
|
".@@++ @.",
|
||
|
|
".@ .+ @.",
|
||
|
|
" +. @.+ ",
|
||
|
|
" ++@@.+ ",
|
||
|
|
" ...+ ",
|
||
|
|
"@@@++++ ",
|
||
|
|
"... "
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_l[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
" .....",
|
||
|
|
"+++@@@@.",
|
||
|
|
"... @.",
|
||
|
|
".@@++ @.",
|
||
|
|
".@ .+ @.",
|
||
|
|
" +. @.+ ",
|
||
|
|
" ++@@.+ ",
|
||
|
|
" ...+ "
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_l_b[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBB",
|
||
|
|
"BBBBBBBB",
|
||
|
|
" .....",
|
||
|
|
"+++@@@@.",
|
||
|
|
"... @.",
|
||
|
|
".@@++ @.",
|
||
|
|
".@ .+ @.",
|
||
|
|
" +. @.+ "
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_tt[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
" +.@ .+ ",
|
||
|
|
".@ +. @.",
|
||
|
|
".@ ++@@.",
|
||
|
|
".@ ...",
|
||
|
|
".@@@@+++",
|
||
|
|
"..... ",
|
||
|
|
"BBBBBBBB",
|
||
|
|
"BBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_t[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
" +... ",
|
||
|
|
" +.@@++ ",
|
||
|
|
" +.@ .+ ",
|
||
|
|
".@ +. @.",
|
||
|
|
".@ ++@@.",
|
||
|
|
".@ ...",
|
||
|
|
".@@@@+++",
|
||
|
|
"..... "
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_b[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBB",
|
||
|
|
"BBBBBBBB",
|
||
|
|
" ...",
|
||
|
|
" ++++@@@",
|
||
|
|
" +... ",
|
||
|
|
" +.@@++ ",
|
||
|
|
" +.@ .+ ",
|
||
|
|
".@ +. @."
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_r_tt[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BB +.@ .",
|
||
|
|
"BB.@ +. ",
|
||
|
|
"BB.@ ++@",
|
||
|
|
"BB.@ .",
|
||
|
|
"BB.@@@@+",
|
||
|
|
"BB..... ",
|
||
|
|
"BBBBBBBB",
|
||
|
|
"BBBBBBBB"
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_r_t[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BB +... ",
|
||
|
|
"BB +.@@+",
|
||
|
|
"BB +.@ .",
|
||
|
|
"BB.@ +. ",
|
||
|
|
"BB.@ ++@",
|
||
|
|
"BB.@ .",
|
||
|
|
"BB.@@@@+",
|
||
|
|
"BB..... "
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_r[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BB .",
|
||
|
|
"BB ++++@",
|
||
|
|
"BB +... ",
|
||
|
|
"BB +.@@+",
|
||
|
|
"BB +.@ .",
|
||
|
|
"BB.@ +. ",
|
||
|
|
"BB.@ ++@",
|
||
|
|
"BB.@ ."
|
||
|
|
};
|
||
|
|
static const char * xpm_sm_r_b[] = {
|
||
|
|
"8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
|
||
|
|
"BBBBBBBB",
|
||
|
|
"BBBBBBBB",
|
||
|
|
"BB .",
|
||
|
|
"BB ++++@",
|
||
|
|
"BB +... ",
|
||
|
|
"BB +.@@+",
|
||
|
|
"BB +.@ .",
|
||
|
|
"BB.@ +. "
|
||
|
|
};
|
||
|
|
|
||
|
|
// this table defines all tests
|
||
|
|
struct SizeTestData
|
||
|
|
{
|
||
|
|
int w, h, dx, dy; // first parameters for Size()
|
||
|
|
const char **ref_xpm; // expected result
|
||
|
|
} sizeTestData[] =
|
||
|
|
{
|
||
|
|
{ 10, 10, 0, 0, xpm_orig}, // same size, same position
|
||
|
|
{ 12, 12, 0, 0, xpm_gt}, // target larger, same position
|
||
|
|
{ 8, 8, 0, 0, xpm_sm}, // target smaller, same position
|
||
|
|
{ 10, 10, -2, -2, xpm_l_t}, // same size, move left up
|
||
|
|
{ 10, 10, -2, 0, xpm_l}, // same size, move left
|
||
|
|
{ 10, 10, -2, 2, xpm_l_b}, // same size, move left down
|
||
|
|
{ 10, 10, 0, -2, xpm_t}, // same size, move up
|
||
|
|
{ 10, 10, 0, 2, xpm_b}, // same size, move down
|
||
|
|
{ 10, 10, 2, -2, xpm_r_t}, // same size, move right up
|
||
|
|
{ 10, 10, 2, 0, xpm_r}, // same size, move right
|
||
|
|
{ 10, 10, 2, 2, xpm_r_b}, // same size, move right down
|
||
|
|
{ 12, 12, -2, -2, xpm_gt_l_t}, // target larger, move left up
|
||
|
|
{ 12, 12, -2, 0, xpm_gt_l}, // target larger, move left
|
||
|
|
{ 12, 12, -2, 2, xpm_gt_l_b}, // target larger, move left down
|
||
|
|
{ 12, 12, -2, 4, xpm_gt_l_bb}, // target larger, move left down
|
||
|
|
{ 12, 12, 0, -2, xpm_gt_t}, // target larger, move up
|
||
|
|
{ 12, 12, 0, 2, xpm_gt_b}, // target larger, move down
|
||
|
|
{ 12, 12, 0, 4, xpm_gt_bb}, // target larger, move down
|
||
|
|
{ 12, 12, 2, -2, xpm_gt_r_t}, // target larger, move right up
|
||
|
|
{ 12, 12, 2, 0, xpm_gt_r}, // target larger, move right
|
||
|
|
{ 12, 12, 2, 2, xpm_gt_r_b}, // target larger, move right down
|
||
|
|
{ 12, 12, 2, 4, xpm_gt_r_bb}, // target larger, move right down
|
||
|
|
{ 12, 12, 4, -2, xpm_gt_rr_t}, // target larger, move right up
|
||
|
|
{ 12, 12, 4, 0, xpm_gt_rr}, // target larger, move right
|
||
|
|
{ 12, 12, 4, 2, xpm_gt_rr_b}, // target larger, move right down
|
||
|
|
{ 12, 12, 4, 4, xpm_gt_rr_bb}, // target larger, move right down
|
||
|
|
{ 8, 8, -4, -4, xpm_sm_ll_tt}, // target smaller, move left up
|
||
|
|
{ 8, 8, -4, -2, xpm_sm_ll_t}, // target smaller, move left up
|
||
|
|
{ 8, 8, -4, 0, xpm_sm_ll}, // target smaller, move left
|
||
|
|
{ 8, 8, -4, 2, xpm_sm_ll_b}, // target smaller, move left down
|
||
|
|
{ 8, 8, -2, -4, xpm_sm_l_tt}, // target smaller, move left up
|
||
|
|
{ 8, 8, -2, -2, xpm_sm_l_t}, // target smaller, move left up
|
||
|
|
{ 8, 8, -2, 0, xpm_sm_l}, // target smaller, move left
|
||
|
|
{ 8, 8, -2, 2, xpm_sm_l_b}, // target smaller, move left down
|
||
|
|
{ 8, 8, 0, -4, xpm_sm_tt}, // target smaller, move up
|
||
|
|
{ 8, 8, 0, -2, xpm_sm_t}, // target smaller, move up
|
||
|
|
{ 8, 8, 0, 2, xpm_sm_b}, // target smaller, move down
|
||
|
|
{ 8, 8, 2, -4, xpm_sm_r_tt}, // target smaller, move right up
|
||
|
|
{ 8, 8, 2, -2, xpm_sm_r_t}, // target smaller, move right up
|
||
|
|
{ 8, 8, 2, 0, xpm_sm_r}, // target smaller, move right
|
||
|
|
{ 8, 8, 2, 2, xpm_sm_r_b}, // target smaller, move right down
|
||
|
|
};
|
||
|
|
|
||
|
|
const wxImage src_img(xpm_orig);
|
||
|
|
for ( unsigned i = 0; i < WXSIZEOF(sizeTestData); i++ )
|
||
|
|
{
|
||
|
|
SizeTestData& st = sizeTestData[i];
|
||
|
|
wxImage
|
||
|
|
actual(src_img.Size(wxSize(st.w, st.h), wxPoint(st.dx, st.dy), 0, 0, 0)),
|
||
|
|
expected(st.ref_xpm);
|
||
|
|
|
||
|
|
// to check results with an image viewer uncomment this:
|
||
|
|
//actual.SaveFile(wxString::Format("imagetest-%02d-actual.png", i), wxBITMAP_TYPE_PNG);
|
||
|
|
//expected.SaveFile(wxString::Format("imagetest-%02d-exp.png", i), wxBITMAP_TYPE_PNG);
|
||
|
|
|
||
|
|
CPPUNIT_ASSERT_EQUAL( actual.GetSize().x, expected.GetSize().x );
|
||
|
|
CPPUNIT_ASSERT_EQUAL( actual.GetSize().y, expected.GetSize().y );
|
||
|
|
|
||
|
|
WX_ASSERT_EQUAL_MESSAGE
|
||
|
|
(
|
||
|
|
("Resize test #%u: (%d, %d), (%d, %d)", i, st.w, st.h, st.dx, st.dy),
|
||
|
|
expected, actual
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::CompareLoadedImage()
|
||
|
|
{
|
||
|
|
wxImage expected8("horse.xpm");
|
||
|
|
CPPUNIT_ASSERT( expected8.IsOk() );
|
||
|
|
|
||
|
|
wxImage expected24("horse.png");
|
||
|
|
CPPUNIT_ASSERT( expected24.IsOk() );
|
||
|
|
|
||
|
|
for (size_t i=0; i<WXSIZEOF(g_testfiles); i++)
|
||
|
|
{
|
||
|
|
if ( !(g_testfiles[i].bitDepth == 8 || g_testfiles[i].bitDepth == 24)
|
||
|
|
|| g_testfiles[i].type == wxBITMAP_TYPE_JPEG /*skip lossy JPEG*/)
|
||
|
|
{
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
wxImage actual(g_testfiles[i].file);
|
||
|
|
|
||
|
|
if ( actual.GetSize() != expected8.GetSize() )
|
||
|
|
{
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
WX_ASSERT_EQUAL_MESSAGE
|
||
|
|
(
|
||
|
|
("Compare test '%s' for loading failed", g_testfiles[i].file),
|
||
|
|
g_testfiles[i].bitDepth == 8 ? expected8 : expected24,
|
||
|
|
actual
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
enum
|
||
|
|
{
|
||
|
|
wxIMAGE_HAVE_ALPHA = (1 << 0),
|
||
|
|
wxIMAGE_HAVE_PALETTE = (1 << 1)
|
||
|
|
};
|
||
|
|
|
||
|
|
static
|
||
|
|
void CompareImage(const wxImageHandler& handler, const wxImage& image,
|
||
|
|
int properties = 0, const wxImage *compareTo = NULL)
|
||
|
|
{
|
||
|
|
wxBitmapType type = handler.GetType();
|
||
|
|
|
||
|
|
const bool testPalette = (properties & wxIMAGE_HAVE_PALETTE) != 0;
|
||
|
|
/*
|
||
|
|
This is getting messy and should probably be transformed into a table
|
||
|
|
with image format features before it gets hairier.
|
||
|
|
*/
|
||
|
|
if ( testPalette
|
||
|
|
&& ( !(type == wxBITMAP_TYPE_BMP
|
||
|
|
|| type == wxBITMAP_TYPE_GIF
|
||
|
|
|| type == wxBITMAP_TYPE_ICO
|
||
|
|
|| type == wxBITMAP_TYPE_PNG)
|
||
|
|
|| type == wxBITMAP_TYPE_XPM) )
|
||
|
|
{
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
const bool testAlpha = (properties & wxIMAGE_HAVE_ALPHA) != 0;
|
||
|
|
if (testAlpha
|
||
|
|
&& !(type == wxBITMAP_TYPE_PNG || type == wxBITMAP_TYPE_TGA
|
||
|
|
|| type == wxBITMAP_TYPE_TIFF) )
|
||
|
|
{
|
||
|
|
// don't test images with alpha if this handler doesn't support alpha
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (type == wxBITMAP_TYPE_JPEG /* skip lossy JPEG */)
|
||
|
|
{
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
wxMemoryOutputStream memOut;
|
||
|
|
if ( !image.SaveFile(memOut, type) )
|
||
|
|
{
|
||
|
|
// Unfortunately we can't know if the handler just doesn't support
|
||
|
|
// saving images, or if it failed to save.
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
wxMemoryInputStream memIn(memOut);
|
||
|
|
CPPUNIT_ASSERT(memIn.IsOk());
|
||
|
|
|
||
|
|
wxImage actual(memIn);
|
||
|
|
CPPUNIT_ASSERT(actual.IsOk());
|
||
|
|
|
||
|
|
const wxImage *expected = compareTo ? compareTo : ℑ
|
||
|
|
CPPUNIT_ASSERT( actual.GetSize() == expected->GetSize() );
|
||
|
|
|
||
|
|
unsigned bitsPerPixel = testPalette ? 8 : (testAlpha ? 32 : 24);
|
||
|
|
WX_ASSERT_EQUAL_MESSAGE
|
||
|
|
(
|
||
|
|
("Compare test '%s (%d-bit)' for saving failed",
|
||
|
|
handler.GetExtension(), bitsPerPixel),
|
||
|
|
*expected,
|
||
|
|
actual
|
||
|
|
);
|
||
|
|
|
||
|
|
#if wxUSE_PALETTE
|
||
|
|
CPPUNIT_ASSERT(actual.HasPalette()
|
||
|
|
== (testPalette || type == wxBITMAP_TYPE_XPM));
|
||
|
|
#endif
|
||
|
|
|
||
|
|
CPPUNIT_ASSERT( actual.HasAlpha() == testAlpha);
|
||
|
|
|
||
|
|
if (!testAlpha)
|
||
|
|
{
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
WX_ASSERT_EQUAL_MESSAGE
|
||
|
|
(
|
||
|
|
("Compare alpha test '%s' for saving failed", handler.GetExtension()),
|
||
|
|
*expected,
|
||
|
|
actual
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void SetAlpha(wxImage *image)
|
||
|
|
{
|
||
|
|
image->SetAlpha();
|
||
|
|
|
||
|
|
unsigned char *ptr = image->GetAlpha();
|
||
|
|
const int width = image->GetWidth();
|
||
|
|
const int height = image->GetHeight();
|
||
|
|
for (int y = 0; y < height; ++y)
|
||
|
|
{
|
||
|
|
for (int x = 0; x < width; ++x)
|
||
|
|
{
|
||
|
|
ptr[y*width + x] = (x*y) & wxIMAGE_ALPHA_OPAQUE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::CompareSavedImage()
|
||
|
|
{
|
||
|
|
// FIXME-VC6: Pre-declare the loop variables for compatibility with
|
||
|
|
// pre-standard compilers such as MSVC6 that don't implement proper scope
|
||
|
|
// for the variables declared in the for loops.
|
||
|
|
int i;
|
||
|
|
|
||
|
|
wxImage expected24("horse.png");
|
||
|
|
CPPUNIT_ASSERT( expected24.IsOk() );
|
||
|
|
CPPUNIT_ASSERT( !expected24.HasAlpha() );
|
||
|
|
|
||
|
|
wxImage expected8 = expected24.ConvertToGreyscale();
|
||
|
|
|
||
|
|
#if wxUSE_PALETTE
|
||
|
|
unsigned char greys[256];
|
||
|
|
for (i = 0; i < 256; ++i)
|
||
|
|
{
|
||
|
|
greys[i] = i;
|
||
|
|
}
|
||
|
|
wxPalette palette(256, greys, greys, greys);
|
||
|
|
expected8.SetPalette(palette);
|
||
|
|
#endif // #if wxUSE_PALETTE
|
||
|
|
|
||
|
|
expected8.SetOption(wxIMAGE_OPTION_BMP_FORMAT, wxBMP_8BPP_PALETTE);
|
||
|
|
|
||
|
|
// Create an image with alpha based on the loaded image
|
||
|
|
wxImage expected32(expected24);
|
||
|
|
|
||
|
|
SetAlpha(&expected32);
|
||
|
|
|
||
|
|
const wxList& list = wxImage::GetHandlers();
|
||
|
|
for ( wxList::compatibility_iterator node = list.GetFirst();
|
||
|
|
node; node = node->GetNext() )
|
||
|
|
{
|
||
|
|
wxImageHandler *handler = (wxImageHandler *) node->GetData();
|
||
|
|
|
||
|
|
#if wxUSE_PALETTE
|
||
|
|
CompareImage(*handler, expected8, wxIMAGE_HAVE_PALETTE);
|
||
|
|
#endif
|
||
|
|
CompareImage(*handler, expected24);
|
||
|
|
CompareImage(*handler, expected32, wxIMAGE_HAVE_ALPHA);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::SavePNG()
|
||
|
|
{
|
||
|
|
wxImage expected24("horse.png");
|
||
|
|
CPPUNIT_ASSERT( expected24.IsOk() );
|
||
|
|
#if wxUSE_PALETTE
|
||
|
|
CPPUNIT_ASSERT( !expected24.HasPalette() );
|
||
|
|
#endif // #if wxUSE_PALETTE
|
||
|
|
|
||
|
|
wxImage expected8 = expected24.ConvertToGreyscale();
|
||
|
|
|
||
|
|
/*
|
||
|
|
horse.png converted to greyscale should be saved without a palette.
|
||
|
|
*/
|
||
|
|
CompareImage(*wxImage::FindHandler(wxBITMAP_TYPE_PNG), expected8);
|
||
|
|
|
||
|
|
/*
|
||
|
|
But if we explicitly ask for trying to save with a palette, it should work.
|
||
|
|
*/
|
||
|
|
expected8.SetOption(wxIMAGE_OPTION_PNG_FORMAT, wxPNG_TYPE_PALETTE);
|
||
|
|
|
||
|
|
CompareImage(*wxImage::FindHandler(wxBITMAP_TYPE_PNG),
|
||
|
|
expected8, wxIMAGE_HAVE_PALETTE);
|
||
|
|
|
||
|
|
|
||
|
|
CPPUNIT_ASSERT( expected8.LoadFile("horse.gif") );
|
||
|
|
#if wxUSE_PALETTE
|
||
|
|
CPPUNIT_ASSERT( expected8.HasPalette() );
|
||
|
|
#endif // #if wxUSE_PALETTE
|
||
|
|
|
||
|
|
CompareImage(*wxImage::FindHandler(wxBITMAP_TYPE_PNG),
|
||
|
|
expected8, wxIMAGE_HAVE_PALETTE);
|
||
|
|
|
||
|
|
/*
|
||
|
|
Add alpha to the image in such a way that there will still be a maximum
|
||
|
|
of 256 unique RGBA combinations. This should result in a saved
|
||
|
|
PNG image still being palettised and having alpha.
|
||
|
|
*/
|
||
|
|
expected8.SetAlpha();
|
||
|
|
|
||
|
|
int x, y;
|
||
|
|
const int width = expected8.GetWidth();
|
||
|
|
const int height = expected8.GetHeight();
|
||
|
|
for (y = 0; y < height; ++y)
|
||
|
|
{
|
||
|
|
for (x = 0; x < width; ++x)
|
||
|
|
{
|
||
|
|
expected8.SetAlpha(x, y, expected8.GetRed(x, y));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
CompareImage(*wxImage::FindHandler(wxBITMAP_TYPE_PNG),
|
||
|
|
expected8, wxIMAGE_HAVE_ALPHA|wxIMAGE_HAVE_PALETTE);
|
||
|
|
|
||
|
|
/*
|
||
|
|
Now change the alpha of the first pixel so that we can't save palettised
|
||
|
|
anymore because there will be 256+1 entries which is beyond PNGs limit
|
||
|
|
of 256 entries.
|
||
|
|
*/
|
||
|
|
expected8.SetAlpha(0, 0, 1);
|
||
|
|
|
||
|
|
CompareImage(*wxImage::FindHandler(wxBITMAP_TYPE_PNG),
|
||
|
|
expected8, wxIMAGE_HAVE_ALPHA);
|
||
|
|
|
||
|
|
/*
|
||
|
|
Even if we explicitly ask for saving palettised it should not be done.
|
||
|
|
*/
|
||
|
|
expected8.SetOption(wxIMAGE_OPTION_PNG_FORMAT, wxPNG_TYPE_PALETTE);
|
||
|
|
CompareImage(*wxImage::FindHandler(wxBITMAP_TYPE_PNG),
|
||
|
|
expected8, wxIMAGE_HAVE_ALPHA);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
static void TestTIFFImage(const wxString& option, int value,
|
||
|
|
const wxImage *compareImage = NULL)
|
||
|
|
{
|
||
|
|
wxImage image;
|
||
|
|
if (compareImage)
|
||
|
|
{
|
||
|
|
image = *compareImage;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
(void) image.LoadFile("horse.png");
|
||
|
|
}
|
||
|
|
CPPUNIT_ASSERT( image.IsOk() );
|
||
|
|
|
||
|
|
wxMemoryOutputStream memOut;
|
||
|
|
image.SetOption(option, value);
|
||
|
|
|
||
|
|
CPPUNIT_ASSERT(image.SaveFile(memOut, wxBITMAP_TYPE_TIFF));
|
||
|
|
|
||
|
|
wxMemoryInputStream memIn(memOut);
|
||
|
|
CPPUNIT_ASSERT(memIn.IsOk());
|
||
|
|
|
||
|
|
wxImage savedImage(memIn);
|
||
|
|
CPPUNIT_ASSERT(savedImage.IsOk());
|
||
|
|
|
||
|
|
WX_ASSERT_EQUAL_MESSAGE(("While checking for option %s", option),
|
||
|
|
true, savedImage.HasOption(option));
|
||
|
|
|
||
|
|
WX_ASSERT_EQUAL_MESSAGE(("While testing for %s", option),
|
||
|
|
value, savedImage.GetOptionInt(option));
|
||
|
|
|
||
|
|
WX_ASSERT_EQUAL_MESSAGE(("HasAlpha() not equal"), image.HasAlpha(), savedImage.HasAlpha());
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::SaveTIFF()
|
||
|
|
{
|
||
|
|
TestTIFFImage(wxIMAGE_OPTION_TIFF_BITSPERSAMPLE, 1);
|
||
|
|
TestTIFFImage(wxIMAGE_OPTION_TIFF_SAMPLESPERPIXEL, 1);
|
||
|
|
TestTIFFImage(wxIMAGE_OPTION_TIFF_PHOTOMETRIC, 0/*PHOTOMETRIC_MINISWHITE*/);
|
||
|
|
TestTIFFImage(wxIMAGE_OPTION_TIFF_PHOTOMETRIC, 1/*PHOTOMETRIC_MINISBLACK*/);
|
||
|
|
|
||
|
|
wxImage alphaImage("horse.png");
|
||
|
|
CPPUNIT_ASSERT( alphaImage.IsOk() );
|
||
|
|
SetAlpha(&alphaImage);
|
||
|
|
|
||
|
|
// RGB with alpha
|
||
|
|
TestTIFFImage(wxIMAGE_OPTION_TIFF_SAMPLESPERPIXEL, 4, &alphaImage);
|
||
|
|
|
||
|
|
// Grey with alpha
|
||
|
|
TestTIFFImage(wxIMAGE_OPTION_TIFF_SAMPLESPERPIXEL, 2, &alphaImage);
|
||
|
|
|
||
|
|
// B/W with alpha
|
||
|
|
alphaImage.SetOption(wxIMAGE_OPTION_TIFF_BITSPERSAMPLE, 1);
|
||
|
|
TestTIFFImage(wxIMAGE_OPTION_TIFF_SAMPLESPERPIXEL, 2, &alphaImage);
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::SaveAnimatedGIF()
|
||
|
|
{
|
||
|
|
#if wxUSE_PALETTE
|
||
|
|
wxImage image("horse.gif");
|
||
|
|
CPPUNIT_ASSERT( image.IsOk() );
|
||
|
|
|
||
|
|
wxImageArray images;
|
||
|
|
images.Add(image);
|
||
|
|
int i;
|
||
|
|
for (i = 0; i < 4-1; ++i)
|
||
|
|
{
|
||
|
|
images.Add( images[i].Rotate90() );
|
||
|
|
|
||
|
|
images[i+1].SetPalette(images[0].GetPalette());
|
||
|
|
}
|
||
|
|
|
||
|
|
wxMemoryOutputStream memOut;
|
||
|
|
CPPUNIT_ASSERT( wxGIFHandler().SaveAnimation(images, &memOut) );
|
||
|
|
|
||
|
|
wxGIFHandler handler;
|
||
|
|
wxMemoryInputStream memIn(memOut);
|
||
|
|
CPPUNIT_ASSERT(memIn.IsOk());
|
||
|
|
const int imageCount = handler.GetImageCount(memIn);
|
||
|
|
CPPUNIT_ASSERT_EQUAL(4, imageCount);
|
||
|
|
|
||
|
|
for (i = 0; i < imageCount; ++i)
|
||
|
|
{
|
||
|
|
wxFileOffset pos = memIn.TellI();
|
||
|
|
CPPUNIT_ASSERT( handler.LoadFile(&image, memIn, true, i) );
|
||
|
|
memIn.SeekI(pos);
|
||
|
|
|
||
|
|
WX_ASSERT_EQUAL_MESSAGE
|
||
|
|
(
|
||
|
|
("Compare test for GIF frame number %d failed", i),
|
||
|
|
images[i],
|
||
|
|
image
|
||
|
|
);
|
||
|
|
}
|
||
|
|
#endif // #if wxUSE_PALETTE
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::ReadCorruptedTGA()
|
||
|
|
{
|
||
|
|
static unsigned char corruptTGA[18+1+3] =
|
||
|
|
{
|
||
|
|
0,
|
||
|
|
0,
|
||
|
|
10, // RLE compressed image.
|
||
|
|
0, 0,
|
||
|
|
0, 0,
|
||
|
|
0,
|
||
|
|
0, 0,
|
||
|
|
0, 0,
|
||
|
|
1, 0, // Width is 1.
|
||
|
|
1, 0, // Height is 1.
|
||
|
|
24, // Bits per pixel.
|
||
|
|
0,
|
||
|
|
|
||
|
|
0xff, // Run length (repeat next pixel 127+1 times).
|
||
|
|
0xff, 0xff, 0xff // One 24-bit pixel.
|
||
|
|
};
|
||
|
|
|
||
|
|
wxMemoryInputStream memIn(corruptTGA, WXSIZEOF(corruptTGA));
|
||
|
|
CPPUNIT_ASSERT(memIn.IsOk());
|
||
|
|
|
||
|
|
wxImage tgaImage;
|
||
|
|
CPPUNIT_ASSERT( !tgaImage.LoadFile(memIn) );
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
Instead of repeating a pixel 127+1 times, now tell it there will
|
||
|
|
follow 127+1 uncompressed pixels (while we only should have 1 in total).
|
||
|
|
*/
|
||
|
|
corruptTGA[18] = 0x7f;
|
||
|
|
CPPUNIT_ASSERT( !tgaImage.LoadFile(memIn) );
|
||
|
|
}
|
||
|
|
|
||
|
|
static void TestGIFComment(const wxString& comment)
|
||
|
|
{
|
||
|
|
wxImage image("horse.gif");
|
||
|
|
|
||
|
|
image.SetOption(wxIMAGE_OPTION_GIF_COMMENT, comment);
|
||
|
|
wxMemoryOutputStream memOut;
|
||
|
|
CPPUNIT_ASSERT(image.SaveFile(memOut, wxBITMAP_TYPE_GIF));
|
||
|
|
|
||
|
|
wxMemoryInputStream memIn(memOut);
|
||
|
|
CPPUNIT_ASSERT( image.LoadFile(memIn) );
|
||
|
|
|
||
|
|
CPPUNIT_ASSERT_EQUAL(comment,
|
||
|
|
image.GetOption(wxIMAGE_OPTION_GIF_COMMENT));
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::GIFComment()
|
||
|
|
{
|
||
|
|
// Test reading a comment.
|
||
|
|
wxImage image("horse.gif");
|
||
|
|
CPPUNIT_ASSERT_EQUAL(" Imported from GRADATION image: gray",
|
||
|
|
image.GetOption(wxIMAGE_OPTION_GIF_COMMENT));
|
||
|
|
|
||
|
|
|
||
|
|
// Test writing a comment and reading it back.
|
||
|
|
TestGIFComment("Giving the GIF a gifted giraffe as a gift");
|
||
|
|
|
||
|
|
|
||
|
|
// Test writing and reading a comment again but with a long comment.
|
||
|
|
TestGIFComment(wxString(wxT('a'), 256)
|
||
|
|
+ wxString(wxT('b'), 256)
|
||
|
|
+ wxString(wxT('c'), 256));
|
||
|
|
|
||
|
|
|
||
|
|
// Test writing comments in an animated GIF and reading them back.
|
||
|
|
CPPUNIT_ASSERT( image.LoadFile("horse.gif") );
|
||
|
|
|
||
|
|
wxImageArray images;
|
||
|
|
int i;
|
||
|
|
for (i = 0; i < 4; ++i)
|
||
|
|
{
|
||
|
|
if (i)
|
||
|
|
{
|
||
|
|
images.Add( images[i-1].Rotate90() );
|
||
|
|
images[i].SetPalette(images[0].GetPalette());
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
images.Add(image);
|
||
|
|
}
|
||
|
|
|
||
|
|
images[i].SetOption(wxIMAGE_OPTION_GIF_COMMENT,
|
||
|
|
wxString::Format("GIF comment for frame #%d", i+1));
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
wxMemoryOutputStream memOut;
|
||
|
|
CPPUNIT_ASSERT( wxGIFHandler().SaveAnimation(images, &memOut) );
|
||
|
|
|
||
|
|
wxGIFHandler handler;
|
||
|
|
wxMemoryInputStream memIn(memOut);
|
||
|
|
CPPUNIT_ASSERT(memIn.IsOk());
|
||
|
|
const int imageCount = handler.GetImageCount(memIn);
|
||
|
|
for (i = 0; i < imageCount; ++i)
|
||
|
|
{
|
||
|
|
wxFileOffset pos = memIn.TellI();
|
||
|
|
CPPUNIT_ASSERT( handler.LoadFile(&image, memIn, true /*verbose?*/, i) );
|
||
|
|
|
||
|
|
CPPUNIT_ASSERT_EQUAL(
|
||
|
|
wxString::Format("GIF comment for frame #%d", i+1),
|
||
|
|
image.GetOption(wxIMAGE_OPTION_GIF_COMMENT));
|
||
|
|
memIn.SeekI(pos);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::DibPadding()
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
There used to be an error with calculating the DWORD aligned scan line
|
||
|
|
pitch for a BMP/ICO resulting in buffer overwrites (with at least MSVC9
|
||
|
|
Debug this gave a heap corruption assertion when saving the mask of
|
||
|
|
an ICO). Test for it here.
|
||
|
|
*/
|
||
|
|
wxImage image("horse.gif");
|
||
|
|
CPPUNIT_ASSERT( image.IsOk() );
|
||
|
|
|
||
|
|
image = image.Scale(99, 99);
|
||
|
|
|
||
|
|
wxMemoryOutputStream memOut;
|
||
|
|
CPPUNIT_ASSERT( image.SaveFile(memOut, wxBITMAP_TYPE_ICO) );
|
||
|
|
}
|
||
|
|
|
||
|
|
static void CompareBMPImage(const wxString& file1, const wxString& file2)
|
||
|
|
{
|
||
|
|
wxImage image1(file1);
|
||
|
|
CPPUNIT_ASSERT( image1.IsOk() );
|
||
|
|
|
||
|
|
wxImage image2(file2);
|
||
|
|
CPPUNIT_ASSERT( image2.IsOk() );
|
||
|
|
|
||
|
|
CompareImage(*wxImage::FindHandler(wxBITMAP_TYPE_BMP), image1, 0, &image2);
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::BMPFlippingAndRLECompression()
|
||
|
|
{
|
||
|
|
CompareBMPImage("image/horse_grey.bmp", "image/horse_grey_flipped.bmp");
|
||
|
|
|
||
|
|
CompareBMPImage("image/horse_rle8.bmp", "image/horse_grey.bmp");
|
||
|
|
CompareBMPImage("image/horse_rle8.bmp", "image/horse_rle8_flipped.bmp");
|
||
|
|
|
||
|
|
CompareBMPImage("image/horse_rle4.bmp", "image/horse_rle4_flipped.bmp");
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
static bool
|
||
|
|
CompareApprox(const wxImage& i1, const wxImage& i2)
|
||
|
|
{
|
||
|
|
if ( i1.GetWidth() != i2.GetWidth() )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
if ( i1.GetHeight() != i2.GetHeight() )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
const unsigned char* p1 = i1.GetData();
|
||
|
|
const unsigned char* p2 = i2.GetData();
|
||
|
|
const int numBytes = i1.GetWidth()*i1.GetHeight()*3;
|
||
|
|
for ( int n = 0; n < numBytes; n++, p1++, p2++ )
|
||
|
|
{
|
||
|
|
switch ( *p1 - *p2 )
|
||
|
|
{
|
||
|
|
case -1:
|
||
|
|
case 0:
|
||
|
|
case +1:
|
||
|
|
// Accept up to one pixel difference, this happens because of
|
||
|
|
// different rounding behaviours in different compiler versions
|
||
|
|
// even under the same architecture, see the example in
|
||
|
|
// http://thread.gmane.org/gmane.comp.lib.wxwidgets.devel/151149/focus=151154
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
#define ASSERT_IMAGE_EQUAL_TO_FILE(image, file) \
|
||
|
|
{ \
|
||
|
|
wxImage imageFromFile(file); \
|
||
|
|
CPPUNIT_ASSERT_MESSAGE( "Failed to load " file, imageFromFile.IsOk() ); \
|
||
|
|
CPPUNIT_ASSERT_MESSAGE \
|
||
|
|
( \
|
||
|
|
"Wrong scaled " + CppUnit::assertion_traits<wxImage>::toString(image), \
|
||
|
|
CompareApprox(imageFromFile, image) \
|
||
|
|
); \
|
||
|
|
}
|
||
|
|
|
||
|
|
void ImageTestCase::ScaleCompare()
|
||
|
|
{
|
||
|
|
wxImage original;
|
||
|
|
CPPUNIT_ASSERT(original.LoadFile("horse.bmp"));
|
||
|
|
|
||
|
|
ASSERT_IMAGE_EQUAL_TO_FILE(original.Scale( 50, 50, wxIMAGE_QUALITY_BICUBIC),
|
||
|
|
"image/horse_bicubic_50x50.png");
|
||
|
|
ASSERT_IMAGE_EQUAL_TO_FILE(original.Scale(100, 100, wxIMAGE_QUALITY_BICUBIC),
|
||
|
|
"image/horse_bicubic_100x100.png");
|
||
|
|
ASSERT_IMAGE_EQUAL_TO_FILE(original.Scale(150, 150, wxIMAGE_QUALITY_BICUBIC),
|
||
|
|
"image/horse_bicubic_150x150.png");
|
||
|
|
ASSERT_IMAGE_EQUAL_TO_FILE(original.Scale(300, 300, wxIMAGE_QUALITY_BICUBIC),
|
||
|
|
"image/horse_bicubic_300x300.png");
|
||
|
|
|
||
|
|
ASSERT_IMAGE_EQUAL_TO_FILE(original.Scale( 50, 50, wxIMAGE_QUALITY_BOX_AVERAGE),
|
||
|
|
"image/horse_box_average_50x50.png");
|
||
|
|
ASSERT_IMAGE_EQUAL_TO_FILE(original.Scale(100, 100, wxIMAGE_QUALITY_BOX_AVERAGE),
|
||
|
|
"image/horse_box_average_100x100.png");
|
||
|
|
ASSERT_IMAGE_EQUAL_TO_FILE(original.Scale(150, 150, wxIMAGE_QUALITY_BOX_AVERAGE),
|
||
|
|
"image/horse_box_average_150x150.png");
|
||
|
|
ASSERT_IMAGE_EQUAL_TO_FILE(original.Scale(300, 300, wxIMAGE_QUALITY_BOX_AVERAGE),
|
||
|
|
"image/horse_box_average_300x300.png");
|
||
|
|
|
||
|
|
ASSERT_IMAGE_EQUAL_TO_FILE(original.Scale( 50, 50, wxIMAGE_QUALITY_BILINEAR),
|
||
|
|
"image/horse_bilinear_50x50.png");
|
||
|
|
ASSERT_IMAGE_EQUAL_TO_FILE(original.Scale(100, 100, wxIMAGE_QUALITY_BILINEAR),
|
||
|
|
"image/horse_bilinear_100x100.png");
|
||
|
|
ASSERT_IMAGE_EQUAL_TO_FILE(original.Scale(150, 150, wxIMAGE_QUALITY_BILINEAR),
|
||
|
|
"image/horse_bilinear_150x150.png");
|
||
|
|
ASSERT_IMAGE_EQUAL_TO_FILE(original.Scale(300, 300, wxIMAGE_QUALITY_BILINEAR),
|
||
|
|
"image/horse_bilinear_300x300.png");
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif //wxUSE_IMAGE
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
TODO: add lots of more tests to wxImage functions
|
||
|
|
*/
|