1/* 2 * RLE encoder 3 * 4 * This file is part of Libav. 5 * 6 * Libav is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * Libav is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with Libav; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 21#ifndef AVCODEC_RLE_H 22#define AVCODEC_RLE_H 23 24#include <stdint.h> 25 26/** 27 * RLE compress the row, with maximum size of out_size. Value before repeated bytes is (count ^ xor_rep) + add_rep. 28 * Value before raw bytes is (count ^ xor_raw) + add_raw. 29 * @param outbuf Output buffer 30 * @param out_size Maximum output size 31 * @param inbuf Input buffer 32 * @param bpp Bytes per pixel 33 * @param w Image width 34 * @return Size of output in bytes, or -1 if larger than out_size 35 */ 36int ff_rle_encode(uint8_t *outbuf, int out_size, const uint8_t *inbuf, int bpp, int w, 37 int add_rep, int xor_rep, int add_raw, int xor_raw); 38 39#endif /* AVCODEC_RLE_H */ 40