From 49916dafb955d992160c4778b76099c848a35390 Mon Sep 17 00:00:00 2001
From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Date: Mon, 6 Sep 2021 13:52:06 +0200
Subject: [PATCH] avformat/mov_chan: Make ff_mov_get_channel_layout() static

Possible since 3bab7cd12802dc5abf2c5cc6dec49e9e249ce204.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 libavformat/mov_chan.c | 11 +++++++++--
 libavformat/mov_chan.h |  9 ---------
 2 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/libavformat/mov_chan.c b/libavformat/mov_chan.c
index 4ec16f15c2..349634094c 100644
--- a/libavformat/mov_chan.c
+++ b/libavformat/mov_chan.c
@@ -451,7 +451,14 @@ static const struct {
     { AV_CODEC_ID_NONE,    NULL                    },
 };
 
-uint64_t ff_mov_get_channel_layout(uint32_t tag, uint32_t bitmap)
+/**
+ * Get the channel layout for the specified channel layout tag.
+ *
+ * @param[in]  tag     channel layout tag
+ * @param[out] bitmap  channel bitmap (only used if needed)
+ * @return             channel layout
+ */
+static uint64_t mov_get_channel_layout(uint32_t tag, uint32_t bitmap)
 {
     int i, channels;
     const struct MovChannelLayoutMap *layout_map;
@@ -591,7 +598,7 @@ int ff_mov_read_chan(AVFormatContext *s, AVIOContext *pb, AVStream *st,
         if (label_mask)
             st->codecpar->channel_layout = label_mask;
     } else
-        st->codecpar->channel_layout = ff_mov_get_channel_layout(layout_tag, bitmap);
+        st->codecpar->channel_layout = mov_get_channel_layout(layout_tag, bitmap);
     avio_skip(pb, size - 12);
 
     return 0;
diff --git a/libavformat/mov_chan.h b/libavformat/mov_chan.h
index 978b8a3732..f7916e9899 100644
--- a/libavformat/mov_chan.h
+++ b/libavformat/mov_chan.h
@@ -31,15 +31,6 @@
 #include "libavcodec/codec_id.h"
 #include "avformat.h"
 
-/**
- * Get the channel layout for the specified channel layout tag.
- *
- * @param[in]  tag     channel layout tag
- * @param[out] bitmap  channel bitmap (only used if needed)
- * @return             channel layout
- */
-uint64_t ff_mov_get_channel_layout(uint32_t tag, uint32_t bitmap);
-
 /**
  * Get the channel layout tag for the specified codec id and channel layout.
  * If the layout tag was not found, use a channel bitmap if possible.