/* * PNG image format * Copyright (c) 2008 Loren Merrit <lorenm@u.washington.edu> * * 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_PNGDSP_H #define AVCODEC_PNGDSP_H #include <stdint.h> typedef struct PNGDSPContext { void (*add_bytes_l2)(uint8_t *dst /* align 16 */, uint8_t *src1 /* align 16 */, uint8_t *src2 /* align 16 */, int w); /* this might write to dst[w] */ void (*add_paeth_prediction)(uint8_t *dst, uint8_t *src, uint8_t *top, int w, int bpp); } PNGDSPContext; void ff_pngdsp_init(PNGDSPContext *dsp); void ff_pngdsp_init_x86(PNGDSPContext *dsp); #endif /* AVCDODEC_PNGDSP_H */