59 lines
2.1 KiB
C
59 lines
2.1 KiB
C
#ifndef COSMOPOLITAN_TOOL_VIZ_LIB_GRAPHIC_H_
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#define COSMOPOLITAN_TOOL_VIZ_LIB_GRAPHIC_H_
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#include "dsp/tty/quant.h"
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#include "libc/runtime/buffer.h"
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#include "libc/runtime/gc.h"
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#if !(__ASSEMBLER__ + __LINKER__ + 0)
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COSMOPOLITAN_C_START_
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struct Graphic {
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union {
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struct GuardedBuffer b;
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char *bytes;
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float (*lum)[2][8];
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float (*rgba)[2][2];
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};
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unsigned yn, xn;
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unsigned ys, xs;
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unsigned bs, es;
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};
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void dither(long yw, long xw, unsigned char[3][yw][xw], long, long);
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struct Graphic *resizegraphic(struct Graphic *, size_t, size_t);
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void getxtermcodes(struct TtyRgb *, const struct Graphic *);
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void ycbcr2lum(struct Graphic *, uint8_t *, uint8_t *, uint8_t *, size_t,
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size_t, size_t);
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long sharpen(long cn, long yw, long xw, unsigned char[cn][yw][xw], long, long);
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long unsharp(long cn, long yw, long xw, unsigned char[cn][yw][xw], long, long);
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long gaussian(long yn, long xn, unsigned char[3][yn][xn]);
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void sobel(struct Graphic *);
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extern void (*ycbcr2rgb)(struct Graphic *, uint8_t *, uint8_t *, uint8_t *,
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size_t, size_t, size_t);
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void emboss(struct Graphic *);
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void boxblur(struct Graphic *);
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double perlin3(double, double, double);
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void stdgamma(unsigned n, __m128 rgba[n]);
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void lingamma(unsigned n, __m128 rgba[n]);
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void OldBilinearScale(size_t dyw, size_t dxw, __v4sf dst[dyw][dxw], size_t syw,
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size_t sxw, __v4sf src[syw][sxw], size_t dyn, size_t dxn,
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size_t syn, size_t sxn);
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int MagicScale(unsigned dyn, unsigned dxn, __v4sf dst[dyn][dxn], unsigned syn,
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unsigned sxn, __v4sf src[syn][sxn]);
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void interlace(size_t dyn, size_t dxn, float dst[dyn][dxn][4], size_t syn,
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size_t sxn, size_t ssw, unsigned char reds[syn][ssw],
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unsigned char greens[syn][ssw], unsigned char blues[syn][ssw]);
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void WriteToFrameBuffer(size_t dyn, size_t dxn, unsigned char dst[dyn][dxn][4],
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size_t syn, size_t sxn, float src[syn][sxn][4],
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size_t yn, size_t xn);
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COSMOPOLITAN_C_END_
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#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
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#endif /* COSMOPOLITAN_TOOL_VIZ_LIB_GRAPHIC_H_ */
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