[FFmpeg-devel] [PATCH 13/27] fftools/ffmpeg: move guess_input_channel_layout() to ffmpeg_opt.c

[Anton Khirnov <anton@khirnov.net>]

That is the only place where it is used. Also make it static.
---
 fftools/ffmpeg.c     | 19 -------------------
 fftools/ffmpeg.h     |  2 --
 fftools/ffmpeg_opt.c | 19 +++++++++++++++++++
 3 files changed, 19 insertions(+), 21 deletions(-)

diff --git a/fftools/ffmpeg.c b/fftools/ffmpeg.c
index f39966f096..ad20278aa2 100644
--- a/fftools/ffmpeg.c
+++ b/fftools/ffmpeg.c
@@ -1934,25 +1934,6 @@ static void do_streamcopy(InputStream *ist, OutputStream *ost, const AVPacket *p
     ost->streamcopy_started = 1;
 }
 
-int guess_input_channel_layout(InputStream *ist)
-{
-    AVCodecContext *dec = ist->dec_ctx;
-
-    if (dec->ch_layout.order == AV_CHANNEL_ORDER_UNSPEC) {
-        char layout_name[256];
-
-        if (dec->ch_layout.nb_channels > ist->guess_layout_max)
-            return 0;
-        av_channel_layout_default(&dec->ch_layout, dec->ch_layout.nb_channels);
-        if (dec->ch_layout.order == AV_CHANNEL_ORDER_UNSPEC)
-            return 0;
-        av_channel_layout_describe(&dec->ch_layout, layout_name, sizeof(layout_name));
-        av_log(NULL, AV_LOG_WARNING, "Guessed Channel Layout for Input Stream "
-               "#%d.%d : %s\n", ist->file_index, ist->st->index, layout_name);
-    }
-    return 1;
-}
-
 static void check_decode_result(InputStream *ist, int *got_output, int ret)
 {
     if (*got_output || ret<0)
diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h
index bc78570d16..66a49a0cb7 100644
--- a/fftools/ffmpeg.h
+++ b/fftools/ffmpeg.h
@@ -668,8 +668,6 @@ void show_usage(void);
 void remove_avoptions(AVDictionary **a, AVDictionary *b);
 void assert_avoptions(AVDictionary *m);
 
-int guess_input_channel_layout(InputStream *ist);
-
 int configure_filtergraph(FilterGraph *fg);
 void check_filter_outputs(void);
 int filtergraph_is_simple(FilterGraph *fg);
diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c
index 29bc4fd97f..444392fd45 100644
--- a/fftools/ffmpeg_opt.c
+++ b/fftools/ffmpeg_opt.c
@@ -862,6 +862,25 @@ static const AVCodec *choose_decoder(OptionsContext *o, AVFormatContext *s, AVSt
         return avcodec_find_decoder(st->codecpar->codec_id);
 }
 
+static int guess_input_channel_layout(InputStream *ist)
+{
+    AVCodecContext *dec = ist->dec_ctx;
+
+    if (dec->ch_layout.order == AV_CHANNEL_ORDER_UNSPEC) {
+        char layout_name[256];
+
+        if (dec->ch_layout.nb_channels > ist->guess_layout_max)
+            return 0;
+        av_channel_layout_default(&dec->ch_layout, dec->ch_layout.nb_channels);
+        if (dec->ch_layout.order == AV_CHANNEL_ORDER_UNSPEC)
+            return 0;
+        av_channel_layout_describe(&dec->ch_layout, layout_name, sizeof(layout_name));
+        av_log(NULL, AV_LOG_WARNING, "Guessed Channel Layout for Input Stream "
+               "#%d.%d : %s\n", ist->file_index, ist->st->index, layout_name);
+    }
+    return 1;
+}
+
 /* Add all the streams from the given input file to the global
  * list of input streams. */
 static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
-- 
2.34.1

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