diff --git a/libavcodec/audioconvert.h b/libavcodec/audioconvert.h
index e0f9bb06e2..81b6cded39 100644
--- a/libavcodec/audioconvert.h
+++ b/libavcodec/audioconvert.h
@@ -103,9 +103,9 @@ void av_audio_convert_free(AVAudioConvert *ctx);
 /**
  * Convert between audio sample formats
  * @param[in] out array of output buffers for each channel. set to NULL to ignore processing of the given channel.
- * @param[in] out_stride distance between consecutive input samples (measured in bytes)
+ * @param[in] out_stride distance between consecutive output samples (measured in bytes)
  * @param[in] in array of input buffers for each channel
- * @param[in] in_stride distance between consecutive output samples (measured in bytes)
+ * @param[in] in_stride distance between consecutive input samples (measured in bytes)
  * @param len length of audio frame size (measured in samples)
  */
 int av_audio_convert(AVAudioConvert *ctx,