[gthumb] use _g_str_equal for better readability

[Paolo Bacchilega <paobac src gnome org>]

commit edf894fd76785214f2989ce7451000643d0993f5
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Fri May 21 08:06:45 2021 +0200

    use _g_str_equal for better readability

 extensions/gstreamer_utils/gstreamer-utils.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/extensions/gstreamer_utils/gstreamer-utils.c b/extensions/gstreamer_utils/gstreamer-utils.c
index bcc27ccd..fcd4b679 100644
--- a/extensions/gstreamer_utils/gstreamer-utils.c
+++ b/extensions/gstreamer_utils/gstreamer-utils.c
@@ -725,7 +725,7 @@ _gst_playbin_get_current_frame (GstElement          *playbin,
        /*g_print ("cap: %s\n", gst_caps_to_string (sample_caps));
        g_print ("format: %s\n", format);*/
 
-       if ((g_strcmp0 (format, "RGB") != 0) && (g_strcmp0 (format, "RGBA") != 0)) {
+       if (! _g_str_equal (format, "RGB") && ! _g_str_equal (format, "RGBA")) {
                GstCaps   *to_caps;
                GstSample *to_sample;
                GError    *error = NULL;
@@ -770,7 +770,7 @@ _gst_playbin_get_current_frame (GstElement          *playbin,
        gst_structure_get_int (s, "height", &height);
        format = gst_structure_get_string (s, "format");
 
-       if ((g_strcmp0 (format, "RGB") != 0) && (g_strcmp0 (format, "RGBA") != 0)) {
+       if (! _g_str_equal (format, "RGB") && ! _g_str_equal (format, "RGBA")) {
                g_warning ("Could not take screenshot: %s", "wrong format");
                screenshot_data_finalize (data);
                return FALSE;
@@ -779,7 +779,7 @@ _gst_playbin_get_current_frame (GstElement          *playbin,
        if ((width > 0) && (height > 0)) {
                GstMemory  *memory;
                GstMapInfo  info;
-               gboolean    with_alpha = (g_strcmp0 (format, "RGBA") == 0);
+               gboolean    with_alpha = _g_str_equal (format, "RGBA");
 
                memory = gst_buffer_get_memory (gst_sample_get_buffer (sample), 0);
                if (gst_memory_map (memory, &info, GST_MAP_READ))