From 2115e2306e8d7b5dcae452aa2dff37287ba4de48 Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Tue, 16 Jan 2018 11:37:21 +0100
Subject: video: add utility function to pick conversion image format from a
 list

---
 video/img_format.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'video/img_format.c')

diff --git a/video/img_format.c b/video/img_format.c
index 12822b176f..131ff4cb11 100644
--- a/video/img_format.c
+++ b/video/img_format.c
@@ -486,6 +486,15 @@ int mp_imgfmt_select_best(int dst1, int dst2, int src)
     return pixfmt2imgfmt(avcodec_find_best_pix_fmt_of_list(dstlist, srcpxf, 1, 0));
 }
 
+// Same as mp_imgfmt_select_best(), but with a list of dst formats.
+int mp_imgfmt_select_best_list(int *dst, int num_dst, int src)
+{
+    int best = 0;
+    for (int n = 0; n < num_dst; n++)
+        best = best ? mp_imgfmt_select_best(best, dst[n], src) : dst[n];
+    return best;
+}
+
 #if 0
 
 #include <libavutil/frame.h>
-- 
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