1cabdff1aSopenharmony_ci/* 2cabdff1aSopenharmony_ci * Copyright (C) 2016 Open Broadcast Systems Ltd. 3cabdff1aSopenharmony_ci * Author (C) 2016 Rostislav Pehlivanov <atomnuker@gmail.com> 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_DIRACTAB_H 23cabdff1aSopenharmony_ci#define AVCODEC_DIRACTAB_H 24cabdff1aSopenharmony_ci 25cabdff1aSopenharmony_ci#include <stdint.h> 26cabdff1aSopenharmony_ci 27cabdff1aSopenharmony_ci/* Tables here are shared between the Dirac/VC-2 decoder and the VC-2 encoder */ 28cabdff1aSopenharmony_ci 29cabdff1aSopenharmony_ci/* Default quantization tables for each wavelet transform */ 30cabdff1aSopenharmony_ciextern const uint8_t ff_dirac_default_qmat[7][4][4]; 31cabdff1aSopenharmony_ci 32cabdff1aSopenharmony_ci/* Scaling factors needed for quantization/dequantization */ 33cabdff1aSopenharmony_ciextern const int32_t ff_dirac_qscale_tab[116]; 34cabdff1aSopenharmony_ci 35cabdff1aSopenharmony_ci/* Scaling offsets needed for quantization/dequantization, for intra frames */ 36cabdff1aSopenharmony_ciextern const int32_t ff_dirac_qoffset_intra_tab[120]; 37cabdff1aSopenharmony_ci 38cabdff1aSopenharmony_ci/* Scaling offsets needed for quantization/dequantization, for inter frames */ 39cabdff1aSopenharmony_ciextern const int ff_dirac_qoffset_inter_tab[122]; 40cabdff1aSopenharmony_ci 41cabdff1aSopenharmony_ci#define DIRAC_MAX_QUANT_INDEX (FF_ARRAY_ELEMS(ff_dirac_qscale_tab)) 42cabdff1aSopenharmony_ci 43cabdff1aSopenharmony_ci#endif /* AVCODEC_DIRACTAB_H */ 44