/* * Copyright (C) 2010 David Conrad * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef AVCODEC_DIRACDSP_H #define AVCODEC_DIRACDSP_H #include <stdint.h> typedef void (*dirac_weight_func)(uint8_t *block, int stride, int log2_denom, int weight, int h); typedef void (*dirac_biweight_func)(uint8_t *dst, const uint8_t *src, int stride, int log2_denom, int weightd, int weights, int h); typedef struct { void (*dirac_hpel_filter)(uint8_t *dsth, uint8_t *dstv, uint8_t *dstc, const uint8_t *src, int stride, int width, int height); /** * dirac_pixels_tab[width][subpel] * width is 2 for 32, 1 for 16, 0 for 8 * subpel is 0 for fpel and hpel (only need to copy from the first plane in src) * 1 if an average of the first 2 planes is needed (TODO: worth it?) * 2 for general qpel (avg of 4) * 3 for general epel (biweight of 4 using the weights in src[4]) * src[0-3] is each of the hpel planes * src[4] is the 1/8 pel weights if needed */ void (*put_dirac_pixels_tab[3][4])(uint8_t *dst, const uint8_t *src[5], int stride, int h); void (*avg_dirac_pixels_tab[3][4])(uint8_t *dst, const uint8_t *src[5], int stride, int h); void (*put_signed_rect_clamped)(uint8_t *dst/*align 16*/, int dst_stride, const int16_t *src/*align 16*/, int src_stride, int width, int height/*mod 2*/); void (*put_rect_clamped)(uint8_t *dst/*align 16*/, int dst_stride, const int16_t *src/*align 16*/, int src_stride, int width, int height/*mod 2*/); void (*add_rect_clamped)(uint8_t *dst/*align 16*/, const uint16_t *src/*align 16*/, int stride, const int16_t *idwt/*align 16*/, int idwt_stride, int width, int height/*mod 2*/); void (*add_dirac_obmc[3])(uint16_t *dst, const uint8_t *src, int stride, const uint8_t *obmc_weight, int yblen); dirac_weight_func weight_dirac_pixels_tab[3]; dirac_biweight_func biweight_dirac_pixels_tab[3]; } DiracDSPContext; #define DECL_DIRAC_PIXOP(PFX, EXT) \ void ff_ ## PFX ## _dirac_pixels8_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h); \ void ff_ ## PFX ## _dirac_pixels16_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h); \ void ff_ ## PFX ## _dirac_pixels32_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h) DECL_DIRAC_PIXOP(put, c); DECL_DIRAC_PIXOP(avg, c); DECL_DIRAC_PIXOP(put, l2_c); DECL_DIRAC_PIXOP(avg, l2_c); DECL_DIRAC_PIXOP(put, l4_c); DECL_DIRAC_PIXOP(avg, l4_c); void ff_diracdsp_init(DiracDSPContext *c); #endif /* AVCODEC_DIRACDSP_H */