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-rw-r--r--libavcodec/fmtconvert.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/libavcodec/fmtconvert.h b/libavcodec/fmtconvert.h
index d7741135b7..1b534019f1 100644
--- a/libavcodec/fmtconvert.h
+++ b/libavcodec/fmtconvert.h
@@ -70,7 +70,15 @@ typedef struct FmtConvertContext {
long len, int channels);
/**
- * Convert an array of interleaved float to multiple arrays of float.
+ * Convert multiple arrays of float to an array of interleaved float.
+ *
+ * @param dst destination array of interleaved float.
+ * constraints: 16-byte aligned
+ * @param src source array of float arrays, one for each channel.
+ * constraints: 16-byte aligned
+ * @param len number of elements to convert.
+ * constraints: multiple of 8
+ * @param channels number of channels
*/
void (*float_interleave)(float *dst, const float **src, unsigned int len,
int channels);