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ffmpeg / libavcodec / high_bit_depth.h @ 2caf19e9

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#include "dsputil.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_H264_HIGH_DEPTH_H
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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 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_H264_HIGH_DEPTH_H
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#   define CLIP_PIXEL(depth)\
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    static inline uint16_t av_clip_pixel_ ## depth (int p)\
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    {\
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        const int pixel_max = (1 << depth)-1;\
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        return (p & ~pixel_max) ? (-p)>>31 & pixel_max : p;\
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    }
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CLIP_PIXEL( 9)
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CLIP_PIXEL(10)
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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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#   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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#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 INIT_CLIP uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
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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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#endif
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#if BIT_DEPTH == 8
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#   define av_clip_pixel(a) av_clip_uint8(a)
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#   define CLIP(a) cm[a]
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#   define FUNC(a)  a ## _8
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#   define FUNCC(a) a ## _8_c
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#elif BIT_DEPTH == 9
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#   define av_clip_pixel(a) av_clip_pixel_9(a)
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#   define CLIP(a)          av_clip_pixel_9(a)
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#   define FUNC(a)  a ## _9
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#   define FUNCC(a) a ## _9_c
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#elif BIT_DEPTH == 10
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#   define av_clip_pixel(a) av_clip_pixel_10(a)
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#   define CLIP(a)          av_clip_pixel_10(a)
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#   define FUNC(a)  a ## _10
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#   define FUNCC(a) a ## _10_c
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#endif