Rename to blind

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 0 insertions, 189 deletions

diff --git a/src/vu-gauss-blur.c b/src/vu-gauss-blur.c
deleted file mode 100644
index b64391c..0000000
--- a/src/vu-gauss-blur.c
+++ /dev/null
@@ -1,189 +0,0 @@
-/* See LICENSE file for copyright and license details. */
-#include "stream.h"
-#include "util.h"
-
-#include <fcntl.h>
-#include <limits.h>
-#include <math.h>
-#include <stdint.h>
-#include <string.h>
-#include <unistd.h>
-
-USAGE("[-j jobs] [-ac] sd-stream")
-
-static int chroma = 0;
-static int noalpha = 0;
-static size_t jobs = 1;
-
-static void
-process_xyza(char *restrict output, char *restrict cbuf, char *restrict sbuf,
-	     struct stream *colour, struct stream *sigma, size_t n, size_t unused)
-{
-	typedef double pixel_t[4];
-
-	pixel_t *restrict clr = (pixel_t *)cbuf;
-	pixel_t *restrict sig = (pixel_t *)sbuf;
-	pixel_t *img = (pixel_t *)output;
-	pixel_t c, k;
-	double *p;
-	size_t x1, y1, i1, x2, y2, i2;
-	double dy, d, m, dblurred;
-	int i, blurred, blur[3] = {0, 0, 0};
-	size_t start = 0, end = colour->height;
-	int is_master;
-
-	/* premultiply alpha channel */
-	if (!noalpha) {
-		for (y1 = i1 = 0; y1 < colour->height; y1++) {
-			for (x1 = 0; x1 < colour->width; x1++, i1++) {
-				clr[i1][0] *= clr[i1][3];
-				clr[i1][1] *= clr[i1][3];
-				clr[i1][2] *= clr[i1][3];
-			}
-		}
-	}
-
-	is_master = efork_jobs(&start, &end, jobs);
-
-	/* blur */
-	i1 = start * colour->width;
-	for (y1 = i1 = start; y1 < end; y1++) {
-		for (x1 = 0; x1 < colour->width; x1++, i1++) {
-			if (sig[i1][3] == 0)
-				goto no_blur;
-			if (!chroma) {
-				for (i = 0; i < 3; i++) {
-					k[i] = sig[i1][i] * sig[i1][3], c[i] = k[i] *= k[i] * 2, c[i] *= M_PI;
-					k[i] = 1 / k[i], c[i] = -1 / c[i];
-					blur[i] = !sig[i1][1];
-				}
-			} else {
-				k[1] = sig[i1][1] * sig[i1][3], c[1] = k[1] *= k[1] * 2, c[1] *= M_PI;
-				k[1] = 1 / -k[1], c[1] = 1 / c[1];
-				blur[1] = !sig[i1][1];
-			}
-			if (blur[0] + blur[1] + blur[2] == 0)
-				goto no_blur;
-
-			p = img[i1];
-			p[0] = p[1] = p[2] = 0;
-			p[3] = noalpha;
-			if (k[0] == k[1] && k[1] == k[2]) {
-				for (y2 = i2 = 0; y2 < colour->height; y2++) {
-					dy = (ssize_t)y1 - (ssize_t)y2;
-					dy *= dy;
-					for (x2 = 0; x2 < colour->width; x2++, i2++) {
-						d = (ssize_t)x1 - (ssize_t)x2;
-						d = d * d + dy;
-						m = c[i1] * exp(d * k[i1]);
-						for (i = noalpha ? 3 : 4; i--;)
-							p[i] += clr[i2][i] * m;
-					}
-				}
-			} else {
-				blurred = 0;
-				for (i = 0; i < n; i++) {
-					if (!blur[i]) {
-						p[i] = clr[i1][i];
-						continue;
-					}
-					for (y2 = i2 = 0; y2 < colour->height; y2++) {
-						dy = (ssize_t)y1 - (ssize_t)y2;
-						dy *= dy;
-						if (!noalpha) {
-							for (x2 = 0; x2 < colour->width; x2++, i2++) {
-								d = (ssize_t)x1 - (ssize_t)x2;
-								d = d * d + dy;
-								m = c[i1] * exp(d * k[i1]);
-								p[i] += clr[i2][i] * m;
-								p[3] += clr[i2][3] * m;
-							}
-						} else {
-							for (x2 = 0; x2 < colour->width; x2++, i2++) {
-								d = (ssize_t)x1 - (ssize_t)x2;
-								d = d * d + dy;
-								m = c[i1] * exp(d * k[i1]);
-								p[i] += clr[i2][i] * m;
-							}
-						}
-					}
-					blurred += 1;
-				}
-				if (!noalpha) {
-					dblurred = blurred;
-					for (y2 = i2 = 0; y2 < colour->height; y2++)
-						for (x2 = 0; x2 < colour->width; x2++, i2++)
-							p[3] /= dblurred;
-				}
-			}
-
-			continue;
-		no_blur:
-			img[i1][0] = clr[i1][0];
-			img[i1][1] = clr[i1][1];
-			img[i1][2] = clr[i1][2];
-			img[i1][3] = clr[i1][3];
-		}
-	}
-
-	ejoin_jobs(is_master);
-
-	/* unpremultiply alpha channel */
-	if (!noalpha) {
-		for (y1 = i1 = 0; y1 < colour->height; y1++) {
-			for (x1 = 0; x1 < colour->width; x1++, i1++) {
-				if (!img[i1][3])
-					continue;
-				img[i1][0] /= img[i1][3];
-				img[i1][1] /= img[i1][3];
-				img[i1][2] /= img[i1][3];
-			}
-		}
-	}
-
-	(void) unused;
-}
-
-int
-main(int argc, char *argv[])
-{
-	struct stream colour, sigma;
-	void (*process)(char *restrict output, char *restrict cbuf, char *restrict sbuf,
-			struct stream *colour, struct stream *sigma, size_t cn, size_t sn);
-
-	ARGBEGIN {
-	case 'a':
-		noalpha = 1;
-		break;
-	case 'c':
-		chroma = 1;
-		break;
-	case 'j':
-		jobs = etozu_flag('j', EARG(), 1, SHRT_MAX);
-		break;
-	default:
-		usage();
-	} ARGEND;
-
-	if (argc != 1)
-		usage();
-
-	colour.file = "<stdin>";
-	colour.fd = STDIN_FILENO;
-	einit_stream(&colour);
-
-	sigma.file = argv[0];
-	sigma.fd = eopen(sigma.file, O_RDONLY);
-	einit_stream(&sigma);
-
-	if (!strcmp(colour.pixfmt, "xyza"))
-		process = process_xyza;
-	else
-		eprintf("pixel format %s is not supported, try xyza\n", colour.pixfmt);
-
-	echeck_compat(&colour, &sigma);
-
-	process_each_frame_two_streams(&colour, &sigma, STDOUT_FILENO, "<stdout>", process);
-
-	return 0;
-}