From f7813a5324be39d13ab536c245d15dfc602a7849 Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Sun, 29 Dec 2013 12:19:38 +0000 Subject: basic type mechanism working --- ffmpeg/libavcodec/ac3dsp.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'ffmpeg/libavcodec/ac3dsp.h') diff --git a/ffmpeg/libavcodec/ac3dsp.h b/ffmpeg/libavcodec/ac3dsp.h index bafbc89..bced597 100644 --- a/ffmpeg/libavcodec/ac3dsp.h +++ b/ffmpeg/libavcodec/ac3dsp.h @@ -134,6 +134,20 @@ typedef struct AC3DSPContext { void (*downmix)(float **samples, float (*matrix)[2], int out_ch, int in_ch, int len); + + /** + * Apply symmetric window in 16-bit fixed-point. + * @param output destination array + * constraints: 16-byte aligned + * @param input source array + * constraints: 16-byte aligned + * @param window window array + * constraints: 16-byte aligned, at least len/2 elements + * @param len full window length + * constraints: multiple of ? greater than zero + */ + void (*apply_window_int16)(int16_t *output, const int16_t *input, + const int16_t *window, unsigned int len); } AC3DSPContext; void ff_ac3dsp_init (AC3DSPContext *c, int bit_exact); -- cgit v1.2.3