/* * Common stuff for some Microsoft Screen codecs * Copyright (C) 2012 Konstantin Shishkov * * 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_MSS34DSP_H #define AVCODEC_MSS34DSP_H #include <stddef.h> #include <stdint.h> /** * Generate quantisation matrix for given quality. * * @param qmat destination matrix * @param quality quality setting (1-100) * @param luma generate quantisation matrix for luma or chroma */ void ff_mss34_gen_quant_mat(uint16_t *qmat, int quality, int luma); /** * Transform and output DCT block. * * @param dst output plane * @param stride output plane stride * @param block block to transform and output */ void ff_mss34_dct_put(uint8_t *dst, ptrdiff_t stride, int *block); #endif /* AVCODEC_MSS34DSP_H */