mirror of
https://github.com/FFmpeg/FFmpeg.git
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60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
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/*
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* Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
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* Copyright (c) 2013 Clément Bœsch
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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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef AVFILTER_SPP_H
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#define AVFILTER_SPP_H
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#include "libavcodec/avcodec.h"
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#include "libavcodec/dsputil.h"
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#include "avfilter.h"
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#define MAX_LEVEL 6 /* quality levels */
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typedef struct {
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const AVClass *av_class;
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int log2_count;
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int qp;
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int mode;
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int qscale_type;
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int temp_linesize;
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uint8_t *src;
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int16_t *temp;
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AVCodecContext *avctx;
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DSPContext dsp;
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int8_t *non_b_qp_table;
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int non_b_qp_alloc_size;
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int use_bframe_qp;
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int hsub, vsub;
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void (*store_slice)(uint8_t *dst, const int16_t *src,
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int dst_stride, int src_stride,
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int width, int height, int log2_scale,
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const uint8_t dither[8][8]);
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void (*requantize)(int16_t dst[64], const int16_t src[64],
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int qp, const uint8_t *permutation);
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} SPPContext;
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void ff_spp_init_x86(SPPContext *s);
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#endif /* AVFILTER_SPP_H */
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