ref: f8e918a9f15c2971ab01b7cb511bb5f808c2b479
dir: /src/cdef.h/
/* * Copyright © 2018, VideoLAN and dav1d authors * Copyright © 2018, Two Orioles, LLC * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef __DAV1D_SRC_CDEF_H__ #define __DAV1D_SRC_CDEF_H__ #include <stddef.h> #include <stdint.h> #include "common/bitdepth.h" enum CdefEdgeFlags { HAVE_LEFT = 1 << 0, HAVE_RIGHT = 1 << 1, HAVE_TOP = 1 << 2, HAVE_BOTTOM = 1 << 3, }; // CDEF operates entirely on pre-filter data; if bottom/right edges are // present (according to $edges), then the pre-filter data is located in // $dst. However, the edge pixels above $dst may be post-filter, so in // order to get access to pre-filter top pixels, use $top. typedef void (*cdef_fn)(pixel *dst, ptrdiff_t stride, /*const*/ pixel *const top[2], int pri_strength, int sec_strength, int dir, int damping, enum CdefEdgeFlags edges); typedef int (*cdef_dir_fn)(const pixel *dst, ptrdiff_t stride, unsigned *var); typedef struct Dav1dCdefDSPContext { cdef_dir_fn dir; cdef_fn fb[3 /* 444/luma, 422, 420 */]; } Dav1dCdefDSPContext; void dav1d_cdef_dsp_init_8bpc(Dav1dCdefDSPContext *c); void dav1d_cdef_dsp_init_10bpc(Dav1dCdefDSPContext *c); #endif /* __DAV1D_SRC_CDEF_H__ */