2 files changed, 7 insertions, 7 deletions
diff --git a/ext/libpng/gstpngdec.h b/ext/libpng/gstpngdec.h
index 94fc80f1..c16e7a98 100644
--- a/ext/libpng/gstpngdec.h
+++ b/ext/libpng/gstpngdec.h
@@ -28,9 +28,9 @@ G_BEGIN_DECLS
 
 #define GST_TYPE_PNGDEC (gst_pngdec_get_type())
 #define GST_PNGDEC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PNGDEC,GstPngDec))
-#define GST_PNGDEC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PNGDEC,GstPngDec))
+#define GST_PNGDEC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PNGDEC,GstPngDecClass))
 #define GST_IS_PNGDEC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PNGDEC))
-#define GST_IS_PNGDEC_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PNGDEC))
+#define GST_IS_PNGDEC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PNGDEC))
 
 typedef struct _GstPngDec GstPngDec;
 typedef struct _GstPngDecClass GstPngDecClass;
diff --git a/ext/libpng/gstpngenc.h b/ext/libpng/gstpngenc.h
index 2ffc9da1..17812490 100644
--- a/ext/libpng/gstpngenc.h
+++ b/ext/libpng/gstpngenc.h
@@ -29,11 +29,11 @@ extern "C" {
 #endif /* __cplusplus */
 
 
-#define GST_TYPE_PNGENC         (gst_pngenc_get_type())
-#define GST_PNGENC(obj)         (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PNGENC,GstPngEnc))
-#define GST_PNGENC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PNGENC,GstPngEnc))
-#define GST_IS_PNGENC(obj)      (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PNGENC))
-#define GST_IS_PNGENC_CLASS(obj)(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PNGENC))
+#define GST_TYPE_PNGENC            (gst_pngenc_get_type())
+#define GST_PNGENC(obj)            (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PNGENC,GstPngEnc))
+#define GST_PNGENC_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PNGENC,GstPngEncClass))
+#define GST_IS_PNGENC(obj)         (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PNGENC))
+#define GST_IS_PNGENC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PNGENC))
 
 typedef struct _GstPngEnc GstPngEnc;
 typedef struct _GstPngEncClass GstPngEncClass;