/**
* as_screenshot_equal:
* @screenshot1: a #AsScreenshot instance.
* @screenshot2: a #AsScreenshot instance.
*
* Checks if two screenshots are the same.
*
* Returns: %TRUE for success
*
* Since: 0.5.7
**/
gboolean
as_screenshot_equal (AsScreenshot *screenshot1, AsScreenshot *screenshot2)
{
AsScreenshotPrivate *priv1 = GET_PRIVATE (screenshot1);
AsScreenshotPrivate *priv2 = GET_PRIVATE (screenshot2);
AsImage *im1;
AsImage *im2;
/* trivial */
if (screenshot1 == screenshot2)
return TRUE;
/* check for equality */
if (priv1->priority != priv2->priority)
return FALSE;
if (priv1->images->len != priv2->images->len)
return FALSE;
if (g_strcmp0 (as_screenshot_get_caption (screenshot1, NULL),
as_screenshot_get_caption (screenshot2, NULL)) != 0)
return FALSE;
/* check source images */
im1 = as_screenshot_get_source (screenshot1);
im2 = as_screenshot_get_source (screenshot2);
if (im1 != NULL && im2 != NULL) {
if (!as_image_equal (im1, im2))
return FALSE;
}
/* success */
return TRUE;
}
/**
* gs_appstream_are_screenshots_perfect:
*/
static gboolean
gs_appstream_are_screenshots_perfect (AsApp *app)
{
AsImage *image;
AsScreenshot *screenshot;
GPtrArray *screenshots;
guint height;
guint i;
guint width;
screenshots = as_app_get_screenshots (app);
if (screenshots->len == 0)
return FALSE;
for (i = 0; i < screenshots->len; i++) {
/* get the source image as the thumbs will be resized & padded */
screenshot = g_ptr_array_index (screenshots, i);
image = as_screenshot_get_source (screenshot);
if (image == NULL)
return FALSE;
width = as_image_get_width (image);
height = as_image_get_height (image);
/* too small */
if (width < AS_IMAGE_LARGE_WIDTH || height < AS_IMAGE_LARGE_HEIGHT)
return FALSE;
/* too large */
if (width > AS_IMAGE_LARGE_WIDTH * 2 || height > AS_IMAGE_LARGE_HEIGHT * 2)
return FALSE;
/* not 16:9 */
if ((width / 16) * 9 != height)
return FALSE;
}
return TRUE;
}
