Move avpriv_find_pix_fmt() to utils.c

Fixes build with --disable-everything

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/utils.c

@@ -46,6 +46,7 @@
 #include "thread.h"
 #include "frame_thread_encoder.h"
 #include "internal.h"
+#include "raw.h"
 #include "bytestream.h"
 #include "version.h"
 #include <stdlib.h>
@@ -1071,6 +1072,17 @@ int avcodec_default_execute2(AVCodecContext *c, int (*func)(AVCodecContext *c2,
     return 0;
 }
 
+enum AVPixelFormat avpriv_find_pix_fmt(const PixelFormatTag *tags,
+                                       unsigned int fourcc)
+{
+    while (tags->pix_fmt >= 0) {
+        if (tags->fourcc == fourcc)
+            return tags->pix_fmt;
+        tags++;
+    }
+    return AV_PIX_FMT_NONE;
+}
+
 static int is_hwaccel_pix_fmt(enum AVPixelFormat pix_fmt)
 {
     const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);