mirror of
https://github.com/FFmpeg/FFmpeg.git
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59 lines
2.2 KiB
C
59 lines
2.2 KiB
C
/*
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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_MPEGVIDEOENCDSP_H
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#define AVCODEC_MPEGVIDEOENCDSP_H
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#include <stdint.h>
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#include "avcodec.h"
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#define BASIS_SHIFT 16
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#define RECON_SHIFT 6
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#define EDGE_TOP 1
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#define EDGE_BOTTOM 2
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typedef struct MpegvideoEncDSPContext {
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int (*try_8x8basis)(const int16_t rem[64], const int16_t weight[64],
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const int16_t basis[64], int scale);
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void (*add_8x8basis)(int16_t rem[64], const int16_t basis[64], int scale);
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int (*pix_sum)(const uint8_t *pix, int line_size);
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int (*pix_norm1)(const uint8_t *pix, int line_size);
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void (*shrink[4])(uint8_t *dst, int dst_wrap, const uint8_t *src,
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int src_wrap, int width, int height);
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void (*draw_edges)(uint8_t *buf, int wrap, int width, int height,
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int w, int h, int sides);
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} MpegvideoEncDSPContext;
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void ff_mpegvideoencdsp_init(MpegvideoEncDSPContext *c,
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AVCodecContext *avctx);
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void ff_mpegvideoencdsp_init_arm(MpegvideoEncDSPContext *c,
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AVCodecContext *avctx);
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void ff_mpegvideoencdsp_init_ppc(MpegvideoEncDSPContext *c,
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AVCodecContext *avctx);
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void ff_mpegvideoencdsp_init_x86(MpegvideoEncDSPContext *c,
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AVCodecContext *avctx);
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void ff_mpegvideoencdsp_init_mips(MpegvideoEncDSPContext *c,
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AVCodecContext *avctx);
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#endif /* AVCODEC_MPEGVIDEOENCDSP_H */
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