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);
void ff_float_interleave_c(float *dst, const float **src, unsigned int len,
int channels);
-void ff_fmt_convert_init(FmtConvertContext *c, AVCodecContext *avctx);
+av_cold void ff_fmt_convert_init(FmtConvertContext *c, AVCodecContext *avctx);
void ff_fmt_convert_init_arm(FmtConvertContext *c, AVCodecContext *avctx);
void ff_fmt_convert_init_altivec(FmtConvertContext *c, AVCodecContext *avctx);