mirror of
https://github.com/xenia-project/FFmpeg.git
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109 lines
2.9 KiB
C
109 lines
2.9 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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#include "mathops.h"
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#include "rnd_avg.h"
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#include "libavutil/intreadwrite.h"
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#ifndef BIT_DEPTH
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#define BIT_DEPTH 8
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#endif
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#ifdef AVCODEC_BIT_DEPTH_TEMPLATE_C
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# undef pixel
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# undef pixel2
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# undef pixel4
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# undef dctcoef
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# undef idctin
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# undef INIT_CLIP
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# undef no_rnd_avg_pixel4
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# undef rnd_avg_pixel4
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# undef AV_RN2P
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# undef AV_RN4P
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# undef AV_RN4PA
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# undef AV_WN2P
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# undef AV_WN4P
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# undef AV_WN4PA
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# undef CLIP
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# undef FUNC
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# undef FUNCC
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# undef av_clip_pixel
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# undef PIXEL_SPLAT_X4
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#else
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# define AVCODEC_BIT_DEPTH_TEMPLATE_C
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#endif
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#if BIT_DEPTH > 8
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# define pixel uint16_t
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# define pixel2 uint32_t
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# define pixel4 uint64_t
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# define dctcoef int32_t
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#ifdef IN_IDCT_DEPTH
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#if IN_IDCT_DEPTH == 32
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# define idctin int32_t
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#else
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# define idctin int16_t
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#endif
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#else
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# define idctin int16_t
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#endif
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# define INIT_CLIP
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# define no_rnd_avg_pixel4 no_rnd_avg64
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# define rnd_avg_pixel4 rnd_avg64
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# define AV_RN2P AV_RN32
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# define AV_RN4P AV_RN64
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# define AV_RN4PA AV_RN64A
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# define AV_WN2P AV_WN32
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# define AV_WN4P AV_WN64
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# define AV_WN4PA AV_WN64A
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# define PIXEL_SPLAT_X4(x) ((x)*0x0001000100010001ULL)
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# define av_clip_pixel(a) av_clip_uintp2(a, BIT_DEPTH)
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# define CLIP(a) av_clip_uintp2(a, BIT_DEPTH)
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#else
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# define pixel uint8_t
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# define pixel2 uint16_t
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# define pixel4 uint32_t
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# define dctcoef int16_t
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# define idctin int16_t
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# define INIT_CLIP
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# define no_rnd_avg_pixel4 no_rnd_avg32
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# define rnd_avg_pixel4 rnd_avg32
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# define AV_RN2P AV_RN16
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# define AV_RN4P AV_RN32
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# define AV_RN4PA AV_RN32A
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# define AV_WN2P AV_WN16
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# define AV_WN4P AV_WN32
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# define AV_WN4PA AV_WN32A
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# define PIXEL_SPLAT_X4(x) ((x)*0x01010101U)
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# define av_clip_pixel(a) av_clip_uint8(a)
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# define CLIP(a) av_clip_uint8(a)
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#endif
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#define FUNC3(a, b, c) a ## _ ## b ## c
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#define FUNC2(a, b, c) FUNC3(a, b, c)
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#define FUNC(a) FUNC2(a, BIT_DEPTH,)
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#define FUNCC(a) FUNC2(a, BIT_DEPTH, _c)
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#define FUNC4(a, b, c) a ## _int ## b ## _ ## c ## bit
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#define FUNC5(a, b, c) FUNC4(a, b, c)
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#define FUNC6(a) FUNC5(a, IN_IDCT_DEPTH, BIT_DEPTH)
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