yading@10: /*
yading@10:  * RLE encoder
yading@10:  *
yading@10:  * This file is part of FFmpeg.
yading@10:  *
yading@10:  * FFmpeg is free software; you can redistribute it and/or
yading@10:  * modify it under the terms of the GNU Lesser General Public
yading@10:  * License as published by the Free Software Foundation; either
yading@10:  * version 2.1 of the License, or (at your option) any later version.
yading@10:  *
yading@10:  * FFmpeg is distributed in the hope that it will be useful,
yading@10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@10:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
yading@10:  * Lesser General Public License for more details.
yading@10:  *
yading@10:  * You should have received a copy of the GNU Lesser General Public
yading@10:  * License along with FFmpeg; if not, write to the Free Software
yading@10:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@10:  */
yading@10: 
yading@10: #ifndef AVCODEC_RLE_H
yading@10: #define AVCODEC_RLE_H
yading@10: 
yading@10: #include <stdint.h>
yading@10: 
yading@10: /**
yading@10:  * RLE compress the row, with maximum size of out_size. Value before repeated bytes is (count ^ xor_rep) + add_rep.
yading@10:  *                                                      Value before raw bytes is      (count ^ xor_raw) + add_raw.
yading@10:  * @param outbuf Output buffer
yading@10:  * @param out_size Maximum output size
yading@10:  * @param inbuf Input buffer
yading@10:  * @param bpp Bytes per pixel
yading@10:  * @param w Image width
yading@10:  * @return Size of output in bytes, or -1 if larger than out_size
yading@10:  */
yading@10: int ff_rle_encode(uint8_t *outbuf, int out_size, const uint8_t *inbuf, int bpp, int w,
yading@10:                   int add_rep, int xor_rep, int add_raw, int xor_raw);
yading@10: 
yading@10: #endif /* AVCODEC_RLE_H */