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4349 | Serge | 1 | /* |
2 | * Common stuff for some Microsoft Screen codecs |
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3 | * Copyright (C) 2012 Konstantin Shishkov |
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4 | * |
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5 | * This file is part of FFmpeg. |
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6 | * |
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7 | * FFmpeg is free software; you can redistribute it and/or |
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8 | * modify it under the terms of the GNU Lesser General Public |
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9 | * License as published by the Free Software Foundation; either |
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10 | * version 2.1 of the License, or (at your option) any later version. |
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11 | * |
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12 | * FFmpeg is distributed in the hope that it will be useful, |
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 | * Lesser General Public License for more details. |
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16 | * |
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17 | * You should have received a copy of the GNU Lesser General Public |
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18 | * License along with FFmpeg; if not, write to the Free Software |
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19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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20 | */ |
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21 | |||
22 | #ifndef AVCODEC_MSS34DSP_H |
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23 | #define AVCODEC_MSS34DSP_H |
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24 | |||
25 | #include |
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26 | |||
27 | /** |
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28 | * Generate quantisation matrix for given quality. |
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29 | * |
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30 | * @param qmat destination matrix |
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31 | * @param quality quality setting (1-100) |
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32 | * @param luma generate quantisation matrix for luma or chroma |
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33 | */ |
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34 | void ff_mss34_gen_quant_mat(uint16_t *qmat, int quality, int luma); |
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35 | |||
36 | /** |
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37 | * Transform and output DCT block. |
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38 | * |
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39 | * @param dst output plane |
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40 | * @param stride output plane stride |
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41 | * @param block block to transform and output |
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42 | */ |
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43 | void ff_mss34_dct_put(uint8_t *dst, int stride, int *block); |
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44 | |||
45 | #endif /* AVCODEC_MSS34DSP_H */ |