gboolean
apply_transformation_generic (FileData *file,
GthTransform transform,
GError **error)
{
gboolean success = TRUE;
GdkPixbuf *original_pixbuf;
GdkPixbuf *transformed_pixbuf;
if (file == NULL)
return FALSE;
if (transform == GTH_TRANSFORM_NONE)
return TRUE;
original_pixbuf = gth_pixbuf_new_from_file (file, error, 0, 0, NULL);
if (original_pixbuf == NULL)
return FALSE;
transformed_pixbuf = _gdk_pixbuf_transform (original_pixbuf, transform);
if (is_mime_type_writable (file->mime_type)) {
const char *image_type = file->mime_type + 6;
char *local_file;
image_type = file->mime_type + 6;
local_file = get_cache_filename_from_uri (file->path);
success = _gdk_pixbuf_save (transformed_pixbuf,
local_file,
image_type,
error,
NULL);
g_free (local_file);
}
else {
if (error != NULL)
*error = g_error_new (GTHUMB_ERROR, 0, _("Image type not supported: %s"), file->mime_type);
success = FALSE;
}
g_object_unref (transformed_pixbuf);
g_object_unref (original_pixbuf);
return success;
}
GthImage *
gth_pixbuf_animation_new_from_file (GInputStream *istream,
GthFileData *file_data,
int requested_size,
int *original_width,
int *original_height,
gpointer user_data,
GCancellable *cancellable,
GError **error)
{
const char *mime_type;
GdkPixbufAnimation *animation;
char *path;
GthImage *image;
mime_type = _g_content_type_get_from_stream (istream, (file_data != NULL ? file_data->file : NULL), cancellable, error);
if (mime_type == NULL)
return NULL;
if ((file_data == NULL) || ! g_content_type_equals (mime_type, "image/gif"))
return gth_pixbuf_new_from_file (istream,
file_data,
requested_size,
original_width,
original_height,
FALSE,
cancellable,
error);
path = g_file_get_path (file_data->file);
if (path == NULL) {
if (error != NULL)
*error = g_error_new_literal (G_IO_ERROR, G_IO_ERROR_INVALID_FILENAME, "Could not load file");
return NULL;
}
animation = gdk_pixbuf_animation_new_from_file (path, error);
image = gth_image_new ();
gth_image_set_pixbuf_animation (image, animation);
g_object_unref (animation);
g_free (path);
return image;
}
GthImage *
gth_pixbuf_animation_new_from_file (GInputStream *istream,
GthFileData *file_data,
int requested_size,
int *original_width,
int *original_height,
gboolean *loaded_original,
gpointer user_data,
GCancellable *cancellable,
GError **error)
{
const char *mime_type;
GthImage *image;
mime_type = _g_content_type_get_from_stream (istream, (file_data != NULL ? file_data->file : NULL), cancellable, error);
if (mime_type == NULL)
return NULL;
image = NULL;
if (g_content_type_equals (mime_type, "image/gif")) {
GdkPixbufAnimation *animation;
animation = gdk_pixbuf_animation_new_from_stream (istream, cancellable, error);
image = gth_image_new ();
gth_image_set_pixbuf_animation (image, animation);
_g_object_unref (animation);
}
else
image = gth_pixbuf_new_from_file (istream,
file_data,
requested_size,
original_width,
original_height,
loaded_original,
FALSE,
cancellable,
error);
return image;
}
