more stuffavscale

1 files changed, 17 insertions, 3 deletions

diff --git a/libavutil/pixformaton.h b/libavutil/pixformaton.h
index 36744a0038..ef2831ad3f 100644
--- a/libavutil/pixformaton.h
+++ b/libavutil/pixformaton.h
@@ -115,7 +115,6 @@ typedef struct AVPixelChromaton {
     int packed;
 } AVPixelChromaton;
 
-
 /**
  * Pixel format description
  *
@@ -125,6 +124,12 @@ typedef struct AVPixelChromaton {
  */
 typedef struct AVPixelFormaton {
     /**
+     * Data for internal use only, should not be accessed in any way
+     * by the callers
+     */
+    void *opaque;
+
+    /**
      * Defines how to interpret the components
      *
      * The components in the formaton are enumerated in fixed order
@@ -181,7 +186,16 @@ typedef struct AVPixelFormaton {
     AVPixelChromaton component_desc[AV_PIX_FORMATON_COMPONENTS];
 } AVPixelFormaton;
 
-AVPixelFormaton *av_formaton_from_pixfmt(enum AVPixelFormat pix_fmt);
-void av_formaton_free(AVPixelFormaton **formaton);
+typedef struct AVPixelFormatonRef {
+    AVPixelFormaton *pf;
+} AVPixelFormatonRef;
+
+AVPixelFormatonRef *av_pixformaton_alloc(void);
+
+AVPixelFormatonRef *av_pixformaton_ref(AVPixelFormatonRef *pf);
+
+void av_pixformaton_unref(AVPixelFormatonRef **pf);
+
+AVPixelFormatonRef *av_pixformaton_from_pixfmt(enum AVPixelFormat pix_fmt);
 
 #endif /* AVUTIL_PIXFORMATON_H */