| /* |
| * 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, |
| uint8_t *src1 /* align 16 */, |
| uint8_t *src2, 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 /* AVCODEC_PNGDSP_H */ |
