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46 lines
1.5 KiB
46 lines
1.5 KiB
/* |
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* Common stuff for some Microsoft Screen codecs |
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* Copyright (C) 2012 Konstantin Shishkov |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef AVCODEC_MSS34DSP_H |
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#define AVCODEC_MSS34DSP_H |
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#include <stddef.h> |
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#include <stdint.h> |
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/** |
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* Generate quantisation matrix for given quality. |
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* |
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* @param qmat destination matrix |
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* @param quality quality setting (1-100) |
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* @param luma generate quantisation matrix for luma or chroma |
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*/ |
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void ff_mss34_gen_quant_mat(uint16_t *qmat, int quality, int luma); |
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/** |
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* Transform and output DCT block. |
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* |
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* @param dst output plane |
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* @param stride output plane stride |
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* @param block block to transform and output |
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*/ |
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void ff_mss34_dct_put(uint8_t *dst, ptrdiff_t stride, int *block); |
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#endif /* AVCODEC_MSS34DSP_H */
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