ff_w97_32_c       112 libavcodec/snow_dwt.h int ff_w97_32_c(struct MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, ptrdiff_t line_size, int h);
ff_w97_32_c       681 libavcodec/snowenc.c             distortion = ff_w97_32_c(&s->m, src + sx + sy*ref_stride, dst + sx + sy*ref_stride, ref_stride, 32);