efl/legacy/evas/src/lib/engines/common/evas_image_load.c

125 lines
3.1 KiB
C

#include "evas_common.h"
#include "evas_private.h"
extern Evas_List *evas_modules;
EAPI RGBA_Image *
evas_common_load_image_from_file(const char *file, const char *key, RGBA_Image_Loadopts *lo)
{
Evas_Image_Load_Func *evas_image_load_func = NULL;
Evas_List *l;
RGBA_Image *im;
char *p;
char *loader = NULL;
Evas_Module *em;
if (file == NULL) return NULL;
im = evas_common_image_find(file, key, 0, lo);
if (im)
{
evas_common_image_ref(im);
return im;
}
im = evas_common_image_new();
if (!im) return NULL;
if (lo) im->load_opts = *lo;
p = strrchr(file, '.');
if (p)
{
p++;
if (!strcasecmp(p, "png"))
loader = "png";
else if ((!strcasecmp(p, "jpg")) || (!strcasecmp(p, "jpeg")) ||
(!strcasecmp(p, "jfif")))
loader = "jpeg";
else if ((!strcasecmp(p, "eet")) || (!strcasecmp(p, "edj")) ||
(!strcasecmp(p, "eap")))
loader = "eet";
else if (!strcasecmp(p, "edb"))
loader = "edb";
else if ((!strcasecmp(p, "tiff")) || (!strcasecmp(p, "tif")))
loader = "tiff";
else if (!strcasecmp(p, "xpm"))
loader = "xpm";
else if (!strcasecmp(p, "svg"))
loader = "svg";
else if (!strcasecmp(p, "svgz"))
loader = "svgz";
}
if (loader)
{
em = evas_module_find_type(EVAS_MODULE_TYPE_IMAGE_LOADER, loader);
if (em)
{
if (evas_module_load(em))
{
evas_module_use(em);
evas_image_load_func = em->functions;
if (evas_image_load_func->file_head(im, file, key))
goto ok;
}
}
}
for (l = evas_modules; l; l = l->next)
{
em = l->data;
if (em->type != EVAS_MODULE_TYPE_IMAGE_LOADER) continue;
if (!evas_module_load(em)) continue;
evas_image_load_func = em->functions;
evas_module_use(em);
if (evas_image_load_func->file_head(im, file, key))
{
if (evas_modules != l)
{
evas_modules = evas_list_promote_list(evas_modules, l);
}
goto ok;
}
}
evas_common_image_free(im);
return NULL;
ok:
im->info.module = (void *)em;
im->info.loader = (void *)evas_image_load_func;
im->info.file = (char *)evas_stringshare_add(file);
if (key) im->info.key = (char *)evas_stringshare_add(key);
evas_module_ref((Evas_Module *)im->info.module);
evas_common_image_ref(im);
return im;
}
EAPI void
evas_common_load_image_data_from_file(RGBA_Image *im)
{
Evas_Image_Load_Func *evas_image_load_func = NULL;
if (im->image->data) return;
evas_image_load_func = im->info.loader;
evas_module_use((Evas_Module *)im->info.module);
if (!evas_image_load_func->file_data(im, im->info.file, im->info.key))
{
evas_common_image_surface_alloc(im->image);
if (!im->image->data)
{
const DATA32 pixel = 0xffffffff;
im->image->w = 1;
im->image->h = 1;
im->image->data = (DATA32 *)&pixel;
im->image->no_free = 1;
}
}
else
{
evas_module_unref((Evas_Module *)im->info.module);
im->info.module = NULL;
}
}