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3fd22538bc
This avoids SIMD-optimized functions having to sign-extend their line size argument manually to be able to do pointer arithmetic. Also adjust parameter names to be "linesize" everywhere.
42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/*
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* Apple ProRes compatible decoder
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*
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* Copyright (c) 2010-2011 Maxim Poliakovski
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*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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_PRORESDSP_H
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#define AVCODEC_PRORESDSP_H
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#include <stddef.h>
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#include <stdint.h>
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#define PRORES_BITS_PER_SAMPLE 10 ///< output precision of prores decoder
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typedef struct ProresDSPContext {
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int idct_permutation_type;
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uint8_t idct_permutation[64];
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void (*idct_put)(uint16_t *out, ptrdiff_t linesize, int16_t *block, const int16_t *qmat);
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} ProresDSPContext;
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void ff_proresdsp_init(ProresDSPContext *dsp);
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void ff_proresdsp_init_x86(ProresDSPContext *dsp);
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#endif /* AVCODEC_PRORESDSP_H */
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