int magickRotateImage(const char *imageFile, const char *outputImage, double degree){
MagickBooleanType status;
MagickWand *magick_wand;
PixelWand * bg = malloc(sizeof(PixelWand *));
/*
Read an image.
*/
MagickWandGenesis();
magick_wand=NewMagickWand();
status=MagickReadImage(magick_wand, (char *)imageFile);
if (status == MagickFalse){
ThrowWandException(magick_wand);
}
/*
Turn the images into a thumbnail sequence.
*/
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse)
MagickRotateImage(magick_wand, bg, degree);
// MagickSetImageCompression(magick_wand, MW_JPEGCompression);
// MagickUnsharpMaskImage( magick_wand, 4.5, 4.0, 4.5, 0.02 );
/*
Write the image then destroy it.
*/
status=MagickWriteImages(magick_wand, (char *)outputImage, MagickTrue);
if (status == MagickFalse)
ThrowWandException(magick_wand);
magick_wand=DestroyMagickWand(magick_wand);
MagickWandTerminus();
return status;
}
int magickResizeImage(const char *imageFile, const char *outputImage, int columns, int rows, int magickFilter, double blur){
MagickBooleanType status;
MagickWand *magick_wand;
/*
Read an image.
*/
MagickWandGenesis();
magick_wand=NewMagickWand();
status=MagickReadImage(magick_wand, (char *)imageFile);
if (status == MagickFalse){
ThrowWandException(magick_wand);
}
/*
Turn the images into a thumbnail sequence.
*/
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse)
MagickResizeImage(magick_wand, columns, rows, LanczosFilter, blur);
/*
Write the image then destroy it.
*/
status=MagickWriteImages(magick_wand, (char *)outputImage, MagickTrue);
if (status == MagickFalse)
ThrowWandException(magick_wand);
magick_wand=DestroyMagickWand(magick_wand);
MagickWandTerminus();
return status;
}
int magickChopImage(const char *imageFile, const char *outputImage, int width, int height, int xPos, int yPos){
MagickBooleanType status;
MagickWand *magick_wand;
/*
Read an image.
*/
MagickWandGenesis();
magick_wand=NewMagickWand();
status=MagickReadImage(magick_wand, (char *)imageFile);
if (status == MagickFalse){
ThrowWandException(magick_wand);
}
/*
Turn the images into a thumbnail sequence.
*/
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse)
MagickChopImage(magick_wand, width, height, xPos, yPos);
/*
Write the image then destroy it.
*/
status=MagickWriteImages(magick_wand, (char *)outputImage, MagickTrue);
if (status == MagickFalse)
ThrowWandException(magick_wand);
magick_wand=DestroyMagickWand(magick_wand);
MagickWandTerminus();
return status;
}
int magickModulateImage(const char *imageFile, const char *outputImage, double brightness, double saturation, double hue){
MagickBooleanType status;
MagickWand *magick_wand;
/*
Read an image.
*/
MagickWandGenesis();
magick_wand=NewMagickWand();
status=MagickReadImage(magick_wand, (char *)imageFile);
if (status == MagickFalse){
ThrowWandException(magick_wand);
}
/*
Turn the images into a thumbnail sequence.
*/
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse)
MagickModulateImage(magick_wand, brightness, saturation, hue);
/*
Write the image then destroy it.
*/
status=MagickWriteImages(magick_wand, (char *)outputImage, MagickTrue);
if (status == MagickFalse)
ThrowWandException(magick_wand);
magick_wand=DestroyMagickWand(magick_wand);
MagickWandTerminus();
return status;
}
caddr_t bif_im_CropAndResizeImageBlob(caddr_t * qst, caddr_t * err, state_slot_t ** args)
{
im_env_t env;
caddr_t res;
unsigned long width = bif_long_arg (qst, args, 2, "IM CropAndResizeImageBlob");
unsigned long height = bif_long_arg (qst, args, 3, "IM CropAndResizeImageBlob");
long x = bif_long_arg (qst, args, 4, "IM CropAndResizeImageBlob");
long y = bif_long_arg (qst, args, 5, "IM CropAndResizeImageBlob");
long h_size = bif_long_arg (qst, args, 6, "IM ResizeImageBlob");
long v_size = bif_long_arg (qst, args, 7, "IM ResizeImageBlob");
double blur = bif_double_arg (qst, args, 8, "IM ResizeImageBlob");
long filter = bif_long_arg (qst, args, 9, "IM ResizeImageBlob");
if (filter < 0 || filter > 15)
filter = PointFilter;
im_init (&env, qst, args, "IM CropAndResizeImageBlob");
im_env_set_input_blob (&env, 0);
im_env_set_blob_ext (&env, 10, -1);
im_read (&env);
MagickResetIterator (env.ime_magick_wand);
while (MagickNextImage (env.ime_magick_wand) != MagickFalse)
{
MagickCropImage (env.ime_magick_wand, width, height, x, y);
MagickResizeImage (env.ime_magick_wand, h_size, v_size, filter, blur);
}
res = im_write (&env);
im_leave (&env);
return res;
}
GmImp::~GmImp()
{
if (this->wand != nullptr) {
MagickResetIterator(this->wand);
DestroyMagickWand(this->wand);
}
}
int convert_adjoin (MagickWand *input, MagickWand **output, convert_t *opts) {
unsigned long pages = MagickGetNumberImages(input);
uint32_t start = opts->page_start;
uint32_t end = opts->page_end;
if (pages < 2 || opts->format == INFO) return MagickPass;
if (end && end < pages) {
if (convert_remove_range(input, end, pages) != MagickPass) return MagickFail;
pages = end;
}
if (start && pages) {
start = MIN(start-1, pages);
if (convert_remove_range(input, 0, start) != MagickPass) return MagickFail;
pages -= start;
}
if (!pages) return MagickFail;
if (!opts->split) {
MagickResetIterator(input);
input = MagickAppendImages(input, 1);
}
*output = input;
if (*output == NULL) return MagickFail;
if (opts->scale_height && !(opts->scale_options & MULTIPAGE)) opts->scale_height *= pages;
return MagickPass;
}
int write_archive_from_mem(char *outname, MagickWand *wand)
{
int archiveSize = 0;
int pageNumber = 1;
struct archive *a;
struct archive_entry *entry;
a = archive_write_new();
archive_write_set_format_ustar(a);
archive_write_open_filename(a, outname);
char filename[13];
MagickResetIterator(wand);
MagickNextImage(wand); // Has to be called after MagickResetIterator to set the first picture as the current
do {
unsigned char *data;
size_t size;
data = MagickWriteImageBlob(wand, &size);
entry = archive_entry_new();
snprintf(filename, 13, "page_%d", pageNumber++);
archive_entry_set_pathname(entry, filename);
archive_entry_set_size(entry, size);
archive_entry_set_filetype(entry, AE_IFREG);
archive_entry_set_perm(entry, 0644);
archive_write_header(a, entry);
archiveSize += archive_write_data(a, data, size);
archive_entry_free(entry);
} while (MagickNextImage(wand));
archive_write_close(a);
archive_write_free(a);
return archiveSize;
}
caddr_t bif_im_ConvertImageBlob (caddr_t * qst, caddr_t * err, state_slot_t ** args)
{
im_env_t env;
caddr_t res;
char out_name[64];
caddr_t format = bif_string_arg (qst, args, 2, "IM ConvertImageBlob");
im_init (&env, qst, args, "IM ConvertImageBlob");
im_env_set_input_blob (&env, 0);
im_env_set_blob_ext (&env, 3, -1);
im_read (&env);
if (env.ime_input_ext != NULL)
{
if (strlen(format) < 30)
{
strcpy(out_name, "image.");
strcat(out_name, format);
}
}
MagickResetIterator (env.ime_magick_wand);
while (MagickNextImage (env.ime_magick_wand) != MagickFalse)
{
env.ime_status = MagickSetImageFormat (env.ime_magick_wand, format);
MagickSetFilename (env.ime_magick_wand, out_name);
if (env.ime_status == MagickFalse)
im_leave_with_error (&env, "22023", "IM001", "bif_im_ConvertImageBlob cannot convert image");
}
res = im_write (&env);
im_leave (&env);
return res;
}
/**
* @brief lua_convert the function of convert image by lua
*
* @param im the im object which will be convert
* @param req the zimg request
*
* @return 1 for OK and -1 for fail
*/
int lua_convert(MagickWand *im, zimg_req_t *req)
{
int ret = -1;
LOG_PRINT(LOG_DEBUG, "lua_convert: %s", req->type);
MagickResetIterator(im);
MagickSetImageOrientation(im, TopLeftOrientation);
if(req->thr_arg->L != NULL)
{
lua_arg *larg = (lua_arg *)malloc(sizeof(lua_arg));
if(larg == NULL)
return -1;
larg->lua_ret = ret;
larg->trans_type = req->type;
larg->img = im;
pthread_setspecific(thread_key, larg);
//luaL_dofile(req->thr_arg->L, settings.script_name);
lua_getglobal(req->thr_arg->L, "f");
if(lua_pcall(req->thr_arg->L, 0, 0, 0) != 0)
{
LOG_PRINT(LOG_WARNING, "lua f() failed!");
}
ret = larg->lua_ret;
free(larg);
}
else
LOG_PRINT(LOG_WARNING, "no lua_stats, lua_convert failed!");
return ret;
}
caddr_t bif_im_DeepZoom4to1 (caddr_t * qst, caddr_t * err, state_slot_t ** args)
{
im_env_t env;
caddr_t res;
int fmt_is_set = 0;
int image_ctr;
im_init (&env, qst, args, "IM DeepZoom4to1");
im_set_background (&env, "#000000");
env.ime_target_magick_wand = NewMagickWand ();
if (MagickFalse == MagickNewImage (env.ime_target_magick_wand, 256, 256, env.ime_background))
im_leave_with_error (&env, "22023", "IM001", "Can not make new image");
if (MagickFalse == MagickSetImageType (env.ime_target_magick_wand, TrueColorType))
im_leave_with_error (&env, "22023", "IM001", "Can not set image type");
if (MagickFalse == MagickSetImageDepth (env.ime_target_magick_wand, 16))
im_leave_with_error (&env, "22023", "IM001", "Can not set image depth");
if (MagickFalse == MagickSetImageExtent (env.ime_target_magick_wand, 256, 256))
im_leave_with_error (&env, "22023", "IM001", "Can not set image extent");
if (MagickFalse == MagickSetImageBackgroundColor (env.ime_target_magick_wand, env.ime_background))
im_leave_with_error (&env, "22023", "IM001", "Can not set image background");
image_ctr = BOX_ELEMENTS (args) / 2;
if (image_ctr > 4)
image_ctr = 4;
while (0 < image_ctr--)
{
if (DV_DB_NULL == DV_TYPE_OF (bif_arg (qst, args, image_ctr*2, "IM DeepZoom4to1")))
continue;
im_env_set_input_blob (&env, image_ctr * 2);
/*im_env_set_blob_ext (&env, 2);*/
im_read (&env);
MagickResetIterator (env.ime_magick_wand);
while (MagickNextImage (env.ime_magick_wand) != MagickFalse)
{
unsigned long v_size, h_size;
if (!fmt_is_set)
{
if (MagickFalse == MagickSetImageFormat (env.ime_target_magick_wand, MagickGetImageFormat (env.ime_magick_wand)))
im_leave_with_error (&env, "22023", "IM001", "Can not set image format");
fmt_is_set = 1;
}
h_size = MagickGetImageWidth (env.ime_magick_wand);
v_size = MagickGetImageHeight (env.ime_magick_wand);
if ((256 < h_size) || (256 < v_size))
continue;
MagickResizeImage (env.ime_magick_wand, h_size/2, v_size/2, BoxFilter, 1.0);
if (MagickFalse == MagickCompositeImage (env.ime_target_magick_wand, env.ime_magick_wand, OverCompositeOp, (image_ctr & 1) * 128, (image_ctr & 2) * 64))
im_leave_with_error (&env, "22023", "IM001", "Can not composite image");
}
im_reset_read (&env);
}
MagickProfileImage (env.ime_target_magick_wand, "*", NULL, 0);
DestroyMagickWand (env.ime_magick_wand);
env.ime_magick_wand = env.ime_target_magick_wand;
env.ime_target_magick_wand = NULL;
res = im_write (&env);
im_leave (&env);
return res;
}
void scale_height(size_t height)
{
size_t width = (size_t)round(width_ * ((double)height/height_));
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse) {
MagickResizeImage(magick_wand,width,height,LanczosFilter,1.0);
}
width_ = width;
height_ = height;
}
void crop(size_t width, size_t height, size_t x, size_t y)
{
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse) {
if(MagickFalse == MagickCropImage(magick_wand,width,height,x,y))
{
throw("An error occured");
}
}
width_ = width;
height_ = height;
}
void box(size_t width, size_t height, char floated)
{
double width_ratio = (double)width/width_;
double height_ratio = (double)height/height_;
size_t new_width, new_height, crop_x, crop_y;
if(width_ratio > height_ratio)
{
new_width = width;
new_height = (size_t)(height_ * width_ratio);
crop_x = 0;
crop_y = 0;
if((floated & EIM_FLOAT_BOTTOM) == EIM_FLOAT_BOTTOM)
{
crop_y = new_height - height;
}
else if((floated & EIM_FLOAT_TOP) == EIM_FLOAT_TOP)
{
crop_x = 0;
}
else//if((floated & EIM_FLOAT_CENTER) == EIM_FLOAT_CENTER)
{
crop_y = (size_t)(new_height / 2.0 - height / 2.0);
}
}
else
{
new_width = (size_t)(width_ * height_ratio);
new_height = height;
crop_y = 0;
if((floated & EIM_FLOAT_RIGHT) == EIM_FLOAT_RIGHT)
{
crop_x = new_width - width;
}
else if((floated & EIM_FLOAT_LEFT) == EIM_FLOAT_LEFT)
{
crop_x = 0;
}
else//if((floated & EIM_FLOAT_CENTER) == EIM_FLOAT_CENTER)
{
crop_x = (size_t)(new_width / 2.0 - width / 2.0);
}
}
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse) {
MagickResizeImage(magick_wand,new_width,new_height,LanczosFilter,1.0);
MagickCropImage(magick_wand,width,height,crop_x,crop_y);
}
width_ = width;
height_ = height;
}
Object c_Gmagick::t_flattenimages() {
INSTANCE_METHOD_INJECTION_BUILTIN(Gmagick, Gmagick::flattenimages);
checkNotEmpty();
MagickResetIterator(magick_wand);
MagickWand *tmp_wand = MagickFlattenImages(magick_wand);
if (tmp_wand == (MagickWand *)NULL) {
throwException("Flatten images failed", ImageError);
}
DestroyMagickWand(magick_wand);
magick_wand = tmp_wand;
return this;
}
static PyObject *
im_ResetIterator(PyObject *self, PyObject *args) {
void *magick_pointer;
MagickWand *magick_wand;
if (!PyArg_ParseTuple(args, "O", &magick_pointer)){
Py_INCREF(Py_None);
return Py_None;
}
magick_wand = (MagickWand *) PyCObject_AsVoidPtr(magick_pointer);
MagickResetIterator(magick_wand);
Py_INCREF(Py_None);
return Py_None;
}
caddr_t bif_im_RotateImageFile (caddr_t * qst, caddr_t * err, state_slot_t ** args)
{
im_env_t env;
double v_size = bif_double_arg (qst, args, 1, "IM RotateImageFile");
im_init (&env, qst, args, "IM RotateImageFile");
im_env_set_filenames (&env, 0, 2);
im_read (&env);
im_set_background (&env, "#000000");
MagickResetIterator (env.ime_magick_wand);
while (MagickNextImage (env.ime_magick_wand) != MagickFalse)
{
MagickRotateImage (env.ime_magick_wand, env.ime_background, v_size);
}
im_write (&env);
im_leave (&env);
return (0);
}
int convert (MagickWand *input, MagickWand **output, convert_t *opts, unsigned char* data, size_t size) {
if (convert_density(input, opts) != MagickPass) return -7;
if (MagickReadImageBlob(input, data, size) != MagickPass) return -2;
if (convert_adjoin(input, output, opts) != MagickPass) return -8;
input = *output;
MagickResetIterator(input);
MagickNextImage(input); // Has to be called after MagickResetIterator to set the first picture as the current
do {
if (convert_format(input, opts) != MagickPass) return -3;
if (convert_scale(input, opts) != MagickPass) return -4;
if (convert_rotate(input, opts) != MagickPass) return -5;
if (convert_crop(input, opts) != MagickPass) return -6;
} while (MagickNextImage(input));
return 0;
}
// Returns the current image sequence as a string
String c_Gmagick::t_getimageblob() {
INSTANCE_METHOD_INJECTION_BUILTIN(Gmagick, Gmagick::getimageblob);
unsigned char * image_contents;
size_t image_size;
checkNotEmpty();
checkHasFormat();
MagickResetIterator(magick_wand);
image_contents = MagickWriteImageBlob(magick_wand, &image_size);
if (!image_contents) {
return null;
}
String ret((const char *)image_contents, image_size, CopyString);
MagickRelinquishMemory(image_contents);
return ret;
}
caddr_t bif_im_CropImageFile (caddr_t * qst, caddr_t * err, state_slot_t ** args)
{
im_env_t env;
unsigned long width = (unsigned long) bif_long_arg (qst, args, 1, "IM CropImageFile");
unsigned long height = (unsigned long) bif_long_arg (qst, args, 2, "IM CropImageFile");
long x = bif_long_arg (qst, args, 3, "IM CropImageFile");
long y = bif_long_arg (qst, args, 4, "IM CropImageFile");
im_init (&env, qst, args, "IM CropImageFile");
im_env_set_filenames (&env, 0, 5);
im_read (&env);
MagickResetIterator (env.ime_magick_wand);
while (MagickNextImage (env.ime_magick_wand) != MagickFalse)
{
MagickCropImage (env.ime_magick_wand, width, height, x, y);
}
im_write (&env);
im_leave (&env);
return (0);
}
caddr_t bif_im_ThumbnailImageFile (caddr_t * qst, caddr_t * err, state_slot_t ** args)
{
im_env_t env;
long v_size = bif_long_arg (qst, args, 1, "IM ThumbnailImageFile");
long h_size = bif_long_arg (qst, args, 2, "IM ThumbnailImageFile");
long filter = bif_long_arg (qst, args, 3, "IM ThumbnailImageFile");
im_init (&env, qst, args, "IM ThumbnailImageFile");
im_env_set_filenames (&env, 0, 4);
im_read (&env);
MagickResetIterator (env.ime_magick_wand);
while (MagickNextImage (env.ime_magick_wand) != MagickFalse)
{
MagickResizeImage (env.ime_magick_wand,v_size, h_size,filter,1.0);
MagickProfileImage (env.ime_magick_wand, "*", NULL, 0);
}
im_write (&env);
im_leave (&env);
return(0);
}
caddr_t bif_im_RotateImageBlob (caddr_t * qst, caddr_t * err, state_slot_t ** args)
{
im_env_t env;
caddr_t res;
double v_size = bif_double_arg (qst, args, 2, "IM RotateImageBlob");
im_init (&env, qst, args, "IM RotateImageBlob");
im_env_set_input_blob (&env, 0);
im_env_set_blob_ext (&env, 3, -1);
im_read (&env);
im_set_background (&env, "#000000");
MagickResetIterator (env.ime_magick_wand);
while (MagickNextImage (env.ime_magick_wand) != MagickFalse)
{
MagickRotateImage (env.ime_magick_wand, env.ime_background, v_size);
}
res = im_write (&env);
im_leave (&env);
return res;
}
int resize_image(char* path, char* req_path, size_t size, char* mode)
{
// Create new image
MagickWand* magick_wand = NewMagickWand();
if((uintptr_t)magick_wand < 1)
error("Could not initialize ImageMagick (magick_wand is NULL)", EXIT_FAILURE);
// Read the Image
bool status = MagickReadImage(magick_wand, path);
if (status == false)
return -1;
size_t width = MagickGetImageWidth(magick_wand);
size_t height = MagickGetImageHeight(magick_wand);
// If the size is bigger than both height and width, redirect to original
if(size >= width)
return 1;
size_t new_height = size;
size_t new_width = size;
// Unless a square image is requested, calculcate proper aspect ratio
if(size != 1 && strcmp(mode, "square"))
new_height = height * size / width;
/* Turn the image into a thumbnail sequence (for animated GIFs)
* Automatically switches to a less cpu intense filter for animated GIFs.
*/
MagickResetIterator(magick_wand);
for(int i = 0; MagickNextImage(magick_wand) != false && i < 250; i++)
MagickResizeImage(magick_wand, new_width, new_height, !i ? LanczosFilter : TriangleFilter, 1);
// Write the image
status = MagickWriteImages(magick_wand, req_path, true);
if (status == MagickFalse)
error("Could not write image", EXIT_FAILURE)
DestroyMagickWand(magick_wand);
return 0;
}
caddr_t
bif_im_AnnotateImageBlob (caddr_t * qst, caddr_t * err, state_slot_t ** args)
{
char * szMe = "IM AnnotateImageBlob";
caddr_t res;
caddr_t blob = (caddr_t)bif_arg (qst, args, 0, szMe);
long blob_size = box_length (blob) - 1;
long x_pos = bif_long_arg (qst, args, 1, szMe);
long y_pos = bif_long_arg (qst, args, 2, szMe);
caddr_t text = bif_string_arg (qst, args, 3, szMe);
int n_args = BOX_ELEMENTS(args);
long angle = n_args > 4 ? bif_long_arg (qst, args, 4, szMe) : 0;
long f_size = n_args > 5 ? bif_long_arg (qst, args, 5, szMe) : 12;
char *text_color = n_args > 6 ? bif_string_arg (qst, args, 6, szMe) : "black" ;
dtp_t dtp = DV_TYPE_OF (blob);
im_env_t env;
im_init (&env, qst, args, "IM AnnotateImageBlob");
if (IS_STRING_DTP (dtp))
blob_size = box_length (blob) - 1;
else if (dtp == DV_BIN)
blob_size = box_length (blob);
else
im_leave_with_error (&env, "22023", "IM001", "AnnotateImageBlob needs string or binary as 1-st argument");
im_env_set_blob_ext (&env, 7, -1);
env.ime_drawing_wand = NewDrawingWand ();
im_read (&env);
im_set_background (&env, text_color);
DrawSetFillColor (env.ime_drawing_wand, env.ime_background);
DrawSetFontSize (env.ime_drawing_wand, f_size);
MagickResetIterator (env.ime_magick_wand);
while (MagickNextImage (env.ime_magick_wand) != MagickFalse)
{
env.ime_status = MagickAnnotateImage (env.ime_magick_wand, env.ime_drawing_wand, x_pos, y_pos, angle, text);
if (env.ime_status == MagickFalse)
im_leave_with_error (&env, "22023", "IM001", "Cannot annotate image");
}
res = im_write (&env);
im_leave (&env);
return res;
}
char *get_thumbnail(char *full_filename, char *thumbnail_str, size_t *thumbnail_size)
{
char image_data = NULL;
if(full_filename == NULL || thumbnail_str == NULL)
return NULL;
MagickBooleanType status;
MagickWand *magick_wand, *tmp_magick_wand;
magick_wand=NewMagickWand();
status=MagickReadImage(magick_wand, full_filename);
if (status == MagickFalse)
ThrowWandException(magick_wand);
size_t height = MagickGetImageHeight(magick_wand);
size_t width = MagickGetImageWidth(magick_wand);
ssize_t i, j;
ParseMetaGeometry(thumbnail_str, &i, &j, &width, &height);
if(width <= 0 || height <= 0)
{
logError("%s%s:Geometry %s error\n", __FILE__, __func__, thumbnail_str);
}
else
{
/*
if(is_gif(full_filename))
{
tmp_magick_wand = magick_wand;
magick_wand = MagickCoalesceImages(tmp_magick_wand);
tmp_magick_wand = DestroyMagickWand(tmp_magick_wand);
}
*/
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse)
{
MagickThumbnailImage(magick_wand,height,width);
}
image_data = MagickGetImagesBlob(magick_wand, thumbnail_size);
}
magick_wand=DestroyMagickWand(magick_wand);
return image_data;
}
caddr_t bif_im_ResizeImageFile (caddr_t * qst, caddr_t * err, state_slot_t ** args)
{
im_env_t env;
long v_size = bif_long_arg (qst, args, 1, "IM ResizeImageFile");
long h_size = bif_long_arg (qst, args, 2, "IM ResizeImageFile");
double blur = bif_double_arg (qst, args, 3, "IM ResizeImageFile");
long filter = bif_long_arg (qst, args, 4, "IM ResizeImageFile");
if (filter < 0 || filter > 15)
filter = PointFilter;
im_init (&env, qst, args, "IM ResiseImageFile");
im_env_set_filenames (&env, 0, 5);
im_read (&env);
MagickResetIterator (env.ime_magick_wand);
while (MagickNextImage (env.ime_magick_wand) != MagickFalse)
{
MagickResizeImage (env.ime_magick_wand,v_size, h_size,filter,blur);
}
im_write (&env);
im_leave (&env);
return(0);
}
caddr_t bif_im_CropImageBlob(caddr_t * qst, caddr_t * err, state_slot_t ** args)
{
im_env_t env;
caddr_t res;
unsigned long width = bif_long_arg (qst, args, 2, "IM CropImageBlob");
unsigned long height = bif_long_arg (qst, args, 3, "IM CropImageBlob");
long x = bif_long_arg (qst, args, 4, "IM CropImageBlob");
long y = bif_long_arg (qst, args, 5, "IM CropImageBlob");
im_init (&env, qst, args, "IM CropImageBlob");
im_env_set_input_blob (&env, 0);
im_env_set_blob_ext (&env, 6, -1);
im_read (&env);
MagickResetIterator (env.ime_magick_wand);
while (MagickNextImage (env.ime_magick_wand) != MagickFalse)
{
MagickCropImage (env.ime_magick_wand, width, height, x, y);
}
res = im_write (&env);
im_leave (&env);
return res;
}
caddr_t bif_im_ResampleImageBlob (caddr_t * qst, caddr_t * err, state_slot_t ** args)
{
im_env_t env;
caddr_t res;
double v_size = bif_double_arg (qst, args, 2, "IM ResampleImageBlob");
double h_size = bif_double_arg (qst, args, 3, "IM ResampleImageBlob");
double blur = bif_double_arg (qst, args, 4, "IM ResampleImageBlob");
long filter = bif_long_arg (qst, args, 5, "IM ResampleImageBlob");
if (filter < 0 || filter > 15)
filter = PointFilter;
im_init (&env, qst, args, "IM ResampleImageBlob");
im_env_set_input_blob (&env, 0);
im_env_set_blob_ext (&env, 6, -1);
im_read (&env);
MagickResetIterator (env.ime_magick_wand);
while (MagickNextImage (env.ime_magick_wand) != MagickFalse)
{
MagickResampleImage (env.ime_magick_wand,v_size, h_size,filter,blur);
}
res = im_write (&env);
im_leave (&env);
return res;
}
void fit(size_t width, size_t height)
{
double width_ratio = (double)width/width_;
double height_ratio = (double)height/height_;
size_t new_width, new_height;
if(width_ratio < height_ratio)
{
new_width = width;
new_height = (size_t)(height_ * width_ratio);
}
else
{
new_width = (size_t)(width_ * height_ratio);
new_height = height;
}
width_ = new_width;
height_ = new_height;
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse) {
MagickResizeImage(magick_wand,new_width,new_height,LanczosFilter,1.0);
}
}
caddr_t bif_im_ThumbnailImageBlob (caddr_t * qst, caddr_t * err, state_slot_t ** args)
{
im_env_t env;
caddr_t res;
long v_size = bif_long_arg (qst, args, 2, "IM ThumbnailImageBlob");
long h_size = bif_long_arg (qst, args, 3, "IM ThumbnailImageBlob");
long filter = bif_long_arg (qst, args, 4, "IM ThumbnailImageBlob");
if (filter < 0 || filter > 15)
filter = PointFilter;
im_init (&env, qst, args, "IM ThumbnailImageBlob");
im_env_set_input_blob (&env, 0);
im_env_set_blob_ext (&env, 5, -1);
im_read (&env);
MagickResetIterator (env.ime_magick_wand);
while (MagickNextImage (env.ime_magick_wand) != MagickFalse)
{
MagickResizeImage (env.ime_magick_wand,v_size, h_size,filter,1.0);
MagickProfileImage (env.ime_magick_wand, "*", NULL, 0);
}
res = im_write (&env);
im_leave (&env);
return res;
}