77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
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/*
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* Copyright (C) 2020 Scoopta
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* This file is part of Wofi
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* Wofi is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Wofi is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Wofi. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <utils_g.h>
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#include <wofi_api.h>
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GdkPixbuf* utils_g_resize_pixbuf(GdkPixbuf* pixbuf, uint64_t image_size, GdkInterpType interp) {
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int width = gdk_pixbuf_get_width(pixbuf);
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int height = gdk_pixbuf_get_height(pixbuf);
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if(height > width) {
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float percent = (float) image_size / height;
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GdkPixbuf* tmp = gdk_pixbuf_scale_simple(pixbuf, width * percent, image_size, interp);
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g_object_unref(pixbuf);
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return tmp;
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} else {
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float percent = (float) image_size / width;
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GdkPixbuf* tmp = gdk_pixbuf_scale_simple(pixbuf, image_size, height * percent, interp);
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g_object_unref(pixbuf);
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return tmp;
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}
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}
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GdkPixbuf* utils_g_pixbuf_from_base64(char* base64) {
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char* str = strdup(base64);
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char* original_str = str;
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GError* err = NULL;
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GdkPixbufLoader* loader;
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if(strncmp(str, "image/", sizeof("image/") - 1) == 0) {
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char* mime = strchr(str, ';');
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*mime = 0;
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loader = gdk_pixbuf_loader_new_with_mime_type(str, &err);
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if(err != NULL) {
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goto fail;
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}
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str = mime + 1;
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str = strchr(str, ',') + 1;
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} else {
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loader = gdk_pixbuf_loader_new();
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}
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gsize data_l;
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guchar* data = g_base64_decode(str, &data_l);
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gdk_pixbuf_loader_write(loader, data, data_l, &err);
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if(err != NULL) {
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g_free(data);
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goto fail;
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}
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g_free(data);
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free(original_str);
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return gdk_pixbuf_loader_get_pixbuf(loader);
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fail:
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free(str);
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fprintf(stderr, "Error loading base64 %s\n", err->message);
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return NULL;
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}
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