static Magick::Image* ImageCtor_layer(iTJSDispatch2* lay) {
unsigned int w, h;
unsigned char *p;
long s;
if (!lay || TJS_FAILED(lay->IsInstanceOf(0, 0, 0, TJS_W("Layer"), lay)))
TVPThrowExceptionMessage(TJS_W("Magick::Image: _layer method needs Layer-instance param."));
// レイヤサイズ取得
tTJSVariant tmp[2];
lay->PropGet(0, TJS_W("imageWidth"), 0, &tmp[0], lay);
lay->PropGet(0, TJS_W("imageHeight"), 0, &tmp[1], lay);
w = static_cast<unsigned int>((tTVInteger)tmp[0]);
h = static_cast<unsigned int>((tTVInteger)tmp[1]);
// バッファ取得
lay->PropGet(0, TJS_W("mainImageBuffer"), 0, &tmp[0], lay);
lay->PropGet(0, TJS_W("mainImageBufferPitch"), 0, &tmp[1], lay);
p = reinterpret_cast<unsigned char*>((tTVInteger)tmp[0]);
s = static_cast<long >((tTVInteger)tmp[1]);
typedef Magick::PixelPacket PixelT;
typedef Magick::Color ColorT;
Magick::Image *image = new Magick::Image(Magick::Geometry(w, h), ColorT());
image->modifyImage();
image->type(Magick::TrueColorMatteType);
// コピー
if (sizeof(Magick::Quantum) == 1) {
// 8bit quantum 専用
for (unsigned int y = 0; y < h; y++, p+=s) {
unsigned char *cp = p;
PixelT *q = image->getPixels(0, y, w, 1);
for (int i = w; i > 0; i--, cp+=4) {
*q++ = ColorT(static_cast<Magick::Quantum>(cp[2]),
static_cast<Magick::Quantum>(cp[1]),
static_cast<Magick::Quantum>(cp[0]),
~static_cast<Magick::Quantum>(cp[3]));
}
image->syncPixels();
}
} else {
// それ以外はdouble経由なので重い
for (unsigned int y = 0; y < h; y++, p+=s) {
unsigned char *cp = p;
PixelT *q = image->getPixels(0, y, w, 1);
for (int i = w; i > 0; i--, cp+=4) {
Magick::ColorRGB col(cp[2]/255.0, cp[1]/255.0, cp[0]/255.0);
col.alpha(cp[3]/255.0);
*q++ = col;
}
image->syncPixels();
}
}
return image;
}
void copyImage(Magick::Image& src,
yarp::sig::ImageOf<yarp::sig::PixelRgb>& dest) {
Magick::Geometry g = src.size();
int h = g.height();
int w = g.width();
src.depth(8);
dest.resize(w,h);
for (int i=0; i<h; i++) {
// must transfer row by row, since YARP may use padding in representation
Magick::PixelPacket *packet = src.getPixels(0,i,w,1);
src.writePixels(Magick::RGBQuantum,(unsigned char *)(&dest.pixel(0,i)));
}
src.syncPixels();
}
void DrvSDL::WriteGif() {
std::list<Magick::Image> gif;
int num = 0;
for(std::list<Magick::Blob>::iterator it = image_.begin(); it != image_.end(); it++) {
Magick::Image image;
image.magick("RGB");
image.depth(32);
image.size(Magick::Geometry(cols_ * pixels.x, rows_ * pixels.y));
Magick::PixelPacket *pixel_cache = image.getPixels(0, 0, cols_ * pixels.x, rows_ * pixels.y);
for(int n = 0; n < rows_ * pixels.y * cols_ * pixels.x; n++) {
int col = ((int *)(*it).data())[n];
uint8_t *rgb = (uint8_t *) &col;
Magick::PixelPacket *gif_pixel = pixel_cache + n;
*gif_pixel = Magick::ColorRGB(rgb[0] / 256.0, rgb[1] / 256.0, rgb[2] / 256.0);
}
image.syncPixels();
gif.push_back(image);
LCDInfo("Image %d", num++);
}
LCDInfo("Writing GIF image...");
for_each(gif.begin(), gif.end(), Magick::animationDelayImage(ani_speed_ / 10));
Magick::writeImages(gif.begin(), gif.end(), gif_file_);
}
void imageToPixmap() {
image.flip();
pixmap = image.getPixels(0, 0, image.columns(), image.rows());
}
Image::Image(GLuint filter, string filename, string alphaFilename) :
filter(filter)
{
#if IMAGE_PRINT
cout << "Loading image " << filename << "..." << endl;
#endif
Magick::Image image;
image.read(filename);
Magick::PixelPacket* data = image.getPixels(0, 0, image.columns(), image.rows());
width = image.columns();
height = image.rows();
#if IMAGE_PRINT
cout << " Width: " << width << endl;
cout << " Height: " << height << endl;
#endif
// Convert to floats and flip vertically
pixels = new Color[width * height];
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
int idest = x + y * width;
int isrc = x + (height - 1 - y) * width;
pixels[idest] = {
(float)data[isrc].red / USHRT_MAX,
(float)data[isrc].green / USHRT_MAX,
(float)data[isrc].blue / USHRT_MAX,
1.f - (float)data[isrc].opacity / USHRT_MAX
};
}
}
// Load alpha map
if (alphaFilename != "") {
#if IMAGE_PRINT
cout << " Alpha map found: " << alphaFilename << endl;
#endif
Magick::Image aImage;
aImage.read(alphaFilename);
Magick::PixelPacket* aData = aImage.getPixels(0, 0, aImage.columns(), aImage.rows());
int aWidth = aImage.columns();
int aHeight = aImage.rows();
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
if (x >= aWidth || y >= aHeight)
continue;
int idest = x + y * width;
int isrc = x + (aHeight - 1 - y) * aWidth;
pixels[idest].a((float)aData[isrc].red / USHRT_MAX);
}
}
}
createTexture();
}