1cabdff1aSopenharmony_ci/* 2cabdff1aSopenharmony_ci * Common stuff for some Microsoft Screen codecs 3cabdff1aSopenharmony_ci * Copyright (C) 2012 Konstantin Shishkov 4cabdff1aSopenharmony_ci * 5cabdff1aSopenharmony_ci * This file is part of FFmpeg. 6cabdff1aSopenharmony_ci * 7cabdff1aSopenharmony_ci * FFmpeg is free software; you can redistribute it and/or 8cabdff1aSopenharmony_ci * modify it under the terms of the GNU Lesser General Public 9cabdff1aSopenharmony_ci * License as published by the Free Software Foundation; either 10cabdff1aSopenharmony_ci * version 2.1 of the License, or (at your option) any later version. 11cabdff1aSopenharmony_ci * 12cabdff1aSopenharmony_ci * FFmpeg is distributed in the hope that it will be useful, 13cabdff1aSopenharmony_ci * but WITHOUT ANY WARRANTY; without even the implied warranty of 14cabdff1aSopenharmony_ci * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15cabdff1aSopenharmony_ci * Lesser General Public License for more details. 16cabdff1aSopenharmony_ci * 17cabdff1aSopenharmony_ci * You should have received a copy of the GNU Lesser General Public 18cabdff1aSopenharmony_ci * License along with FFmpeg; if not, write to the Free Software 19cabdff1aSopenharmony_ci * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20cabdff1aSopenharmony_ci */ 21cabdff1aSopenharmony_ci 22cabdff1aSopenharmony_ci#ifndef AVCODEC_MSS34DSP_H 23cabdff1aSopenharmony_ci#define AVCODEC_MSS34DSP_H 24cabdff1aSopenharmony_ci 25cabdff1aSopenharmony_ci#include <stddef.h> 26cabdff1aSopenharmony_ci#include <stdint.h> 27cabdff1aSopenharmony_ci 28cabdff1aSopenharmony_ci/** 29cabdff1aSopenharmony_ci * Generate quantisation matrix for given quality. 30cabdff1aSopenharmony_ci * 31cabdff1aSopenharmony_ci * @param qmat destination matrix 32cabdff1aSopenharmony_ci * @param quality quality setting (1-100) 33cabdff1aSopenharmony_ci * @param luma generate quantisation matrix for luma or chroma 34cabdff1aSopenharmony_ci */ 35cabdff1aSopenharmony_civoid ff_mss34_gen_quant_mat(uint16_t *qmat, int quality, int luma); 36cabdff1aSopenharmony_ci 37cabdff1aSopenharmony_ci/** 38cabdff1aSopenharmony_ci * Transform and output DCT block. 39cabdff1aSopenharmony_ci * 40cabdff1aSopenharmony_ci * @param dst output plane 41cabdff1aSopenharmony_ci * @param stride output plane stride 42cabdff1aSopenharmony_ci * @param block block to transform and output 43cabdff1aSopenharmony_ci */ 44cabdff1aSopenharmony_civoid ff_mss34_dct_put(uint8_t *dst, ptrdiff_t stride, int *block); 45cabdff1aSopenharmony_ci 46cabdff1aSopenharmony_ci#endif /* AVCODEC_MSS34DSP_H */ 47