From: Mars Zuo <mars...@foxmail.com>

The function av_opt_set_channel_layout has been removed since
version 7.0, and the replacement is av_opt_set_chlayout.
The documentation needs to be updated accordingly.
---
 libswresample/swresample.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libswresample/swresample.h b/libswresample/swresample.h
index 217e5461bf..0e1929b3ed 100644
--- a/libswresample/swresample.h
+++ b/libswresample/swresample.h
@@ -49,8 +49,8 @@
  * matrix). This is using the swr_alloc() function.
  * @code
  * SwrContext *swr = swr_alloc();
- * av_opt_set_channel_layout(swr, "in_channel_layout",  AV_CH_LAYOUT_5POINT1, 
0);
- * av_opt_set_channel_layout(swr, "out_channel_layout", AV_CH_LAYOUT_STEREO,  
0);
+ * av_opt_set_chlayout(swr, "in_chlayout", 
&(AVChannelLayout)AV_CHANNEL_LAYOUT_5POINT1, 0);
+ * av_opt_set_chlayout(swr, "out_chlayout", 
&(AVChannelLayout)AV_CHANNEL_LAYOUT_STEREO, 0);
  * av_opt_set_int(swr, "in_sample_rate",     48000,                0);
  * av_opt_set_int(swr, "out_sample_rate",    44100,                0);
  * av_opt_set_sample_fmt(swr, "in_sample_fmt",  AV_SAMPLE_FMT_FLTP, 0);
-- 
2.39.3 (Apple Git-146)

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