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-rw-r--r--cg-limits.c896
1 files changed, 450 insertions, 446 deletions
diff --git a/cg-limits.c b/cg-limits.c
index 896505f..242d46b 100644
--- a/cg-limits.c
+++ b/cg-limits.c
@@ -27,7 +27,7 @@ char default_class[] = PKGNAME "::cg-limits::standard";
/**
* Class suffixes
*/
-const char* const* class_suffixes = (const char* const[]){NULL};
+const char *const *class_suffixes = (const char *const[]){NULL};
@@ -44,12 +44,12 @@ static int xflag = 0;
/**
* -B: brightness listing file
*/
-static char* Bflag = NULL;
+static char *Bflag = NULL;
/**
* -C: constrat listing file
*/
-static char* Cflag = NULL;
+static char *Cflag = NULL;
/**
* The brightness of the red channel
@@ -85,63 +85,64 @@ static double bcontrast = 1;
* `NULL`-terminated list of output names
* listed in the brightness configuration file
*/
-static char** brightness_names = NULL;
+static char **brightness_names = NULL;
/**
* The brightness of the red channel on monitor
* with same index in `brightness_names`
*/
-static double* rbrightnesses = NULL;
+static double *rbrightnesses = NULL;
/**
* The brightness of the green channel on monitor
* with same index in `brightness_names`
*/
-static double* gbrightnesses = NULL;
+static double *gbrightnesses = NULL;
/**
* The brightness of the blue channel on monitor
* with same index in `brightness_names`
*/
-static double* bbrightnesses = NULL;
+static double *bbrightnesses = NULL;
/**
* `NULL`-terminated list of output names
* listed in the contrast configuration file
*/
-static char** contrast_names = NULL;
+static char **contrast_names = NULL;
/**
* The contrast of the red channel on monitor
* with same index in `contrast_names`
*/
-static double* rcontrasts = NULL;
+static double *rcontrasts = NULL;
/**
* The contrast of the green channel on monitor
* with same index in `contrast_names`
*/
-static double* gcontrasts = NULL;
+static double *gcontrasts = NULL;
/**
* The contrast of the blue channel on monitor
* with same index in `contrast_names`
*/
-static double* bcontrasts = NULL;
+static double *bcontrasts = NULL;
/**
* Print usage information and exit
*/
-void usage(void)
+void
+usage(void)
{
- fprintf(stderr,
- "Usage: %s [-M method] [-S site] [-c crtc]... [-R rule] (-x | [-p priority] [-d] "
- "([-B brightness-file] [-C contrast-file] | brightness-all:contrast-all | "
- "brightness-red:contrast-red brightness-green:contrast-green brightness-blue:contrast-blue))\n",
- argv0);
- exit(1);
+ fprintf(stderr,
+ "usage: %s [-M method] [-S site] [-c crtc]... [-R rule] (-x | [-p priority] [-d] "
+ "([-B brightness-file] [-C contrast-file] | brightness-all:contrast-all | "
+ "brightness-red:contrast-red brightness-green:contrast-green brightness-blue:contrast-blue))\n",
+ argv0);
+ exit(1);
}
@@ -151,31 +152,27 @@ void usage(void)
* @param ret The value to return
* @return `ret` is returned as is
*/
-static int cleanup(int ret)
+static int
+cleanup(int ret)
{
- int saved_errno = errno;
- if (brightness_names != NULL)
- {
- char** p = brightness_names;
- while (*p)
- free(*p++);
- }
- free(brightness_names);
- free(rbrightnesses);
- free(gbrightnesses);
- free(bbrightnesses);
- if (contrast_names != NULL)
- {
- char** p = contrast_names;
- while (*p)
- free(*p++);
- }
- free(contrast_names);
- free(rcontrasts);
- free(gcontrasts);
- free(bcontrasts);
- errno = saved_errno;
- return ret;
+ int saved_errno = errno;
+ char **p;
+ if (brightness_names)
+ for (p = brightness_names; *p; p++)
+ free(*p);
+ free(brightness_names);
+ free(rbrightnesses);
+ free(gbrightnesses);
+ free(bbrightnesses);
+ if (contrast_names)
+ for (p = contrast_names; *p; p++)
+ free(*p);
+ free(contrast_names);
+ free(rcontrasts);
+ free(gcontrasts);
+ free(bcontrasts);
+ errno = saved_errno;
+ return ret;
}
@@ -193,33 +190,34 @@ static int cleanup(int ret)
* 1 if `arg` was used,
* -1 on error
*/
-int handle_opt(char* opt, char* arg)
+int
+handle_opt(char *opt, char *arg)
{
- if (opt[0] == '-')
- switch (opt[1])
- {
- case 'd':
- if (dflag || xflag)
- usage();
- dflag = 1;
- break;
- case 'x':
- if (xflag || dflag)
- usage();
- xflag = 1;
- break;
- case 'B':
- if (Bflag || !(Bflag = arg))
- usage();
- return 1;
- case 'C':
- if (Cflag || !(Cflag = arg))
- usage();
- return 1;
- default:
- usage();
- }
- return 0;
+ if (opt[0] == '-') {
+ switch (opt[1]) {
+ case 'd':
+ if (dflag || xflag)
+ usage();
+ dflag = 1;
+ break;
+ case 'x':
+ if (xflag || dflag)
+ usage();
+ xflag = 1;
+ break;
+ case 'B':
+ if (Bflag || !(Bflag = arg))
+ usage();
+ return 1;
+ case 'C':
+ if (Cflag || !(Cflag = arg))
+ usage();
+ return 1;
+ default:
+ usage();
+ }
+ }
+ return 0;
}
@@ -229,25 +227,26 @@ int handle_opt(char* opt, char* arg)
* @param confname The filename (excluding directory) of the configuration file
* @return The full pathname of the configuration file, `NULL` on error
*/
-static char* get_conf_file(const char* restrict confname)
+static char *
+get_conf_file(const char *restrict confname)
{
- struct passwd* pw;
- char* path;
-
- pw = getpwuid(getuid());
- if ((pw == NULL) || (pw->pw_dir == NULL))
- return NULL;
-
- path = malloc(strlen(pw->pw_dir) + strlen(confname) + sizeof("/.config/"));
- if (path == NULL)
- return NULL;
-
- sprintf(path, "%s/.config/%s", pw->pw_dir, confname);
-
- if (access(path, F_OK) < 0)
- sprintf(path, "/etc/%s", confname);
-
- return path;
+ struct passwd *pw;
+ char *path;
+
+ pw = getpwuid(getuid());
+ if (!pw || !pw->pw_dir)
+ return NULL;
+
+ path = malloc(strlen(pw->pw_dir) + strlen(confname) + sizeof("/.config/"));
+ if (!path)
+ return NULL;
+
+ sprintf(path, "%s/.config/%s", pw->pw_dir, confname);
+
+ if (access(path, F_OK) < 0)
+ sprintf(path, "/etc/%s", confname);
+
+ return path;
}
@@ -258,16 +257,17 @@ static char* get_conf_file(const char* restrict confname)
* @param str The string
* @return Zero on success, -1 if the string is invalid
*/
-static int parse_double(double* restrict out, const char* restrict str)
+static int
+parse_double(double *restrict out, const char *restrict str)
{
- char* end;
- errno = 0;
- *out = strtod(str, &end);
- if (errno || isinf(*out) || isnan(*out) || *end)
- return -1;
- if (!*str || !strchr("-0123456789.", *str))
- return -1;
- return 0;
+ char *end;
+ errno = 0;
+ *out = strtod(str, &end);
+ if (errno || isinf(*out) || isnan(*out) || *end)
+ return -1;
+ if (!*str || !strchr("-0123456789.", *str))
+ return -1;
+ return 0;
}
@@ -279,16 +279,17 @@ static int parse_double(double* restrict out, const char* restrict str)
* @param str The string
* @return Zero on success, -1 if the string is invalid
*/
-static int parse_twidouble(double* restrict left, double* restrict right, const char* restrict str)
+static int
+parse_twidouble(double *restrict left, double *restrict right, const char *restrict str)
{
- char* p = strchr(str, ':');
- int r;
- if (p == NULL)
- return -1;
- *p = '\0';
- r = -((parse_double(left, str) < 0) || (parse_double(right, p + 1) < 0));
- *p = ':';
- return r;
+ char *p = strchr(str, ':');
+ int r;
+ if (!p)
+ return -1;
+ *p = '\0';
+ r = -(parse_double(left, str) < 0 || parse_double(right, &p[1]) < 0);
+ *p = ':';
+ return r;
}
@@ -302,143 +303,137 @@ static int parse_twidouble(double* restrict left, double* restrict right, const
* @param bs Reference to the list of blue values
* @return Zero on success, -1 on error
*/
-static int parse_conf_file(const char* restrict pathname, char*** restrict names,
- double** restrict rs, double** restrict gs, double** restrict bs)
+static int
+parse_conf_file(const char *restrict pathname, char ***restrict names,
+ double **restrict rs, double **restrict gs, double **restrict bs)
{
- int fd, saved_errno;
- char* line = NULL;
- size_t size = 0, lineno = 0, ptr = 0, alloc = 0;
- ssize_t n;
- FILE* f = NULL;
- char* p;
- char* q;
- char* r;
- char* g;
- char* b;
-
- fd = open(pathname, O_RDONLY);
- if (fd == -1)
- return -1;
-
- f = fdopen(fd, "rb");
- if (f == NULL)
- goto fail;
-
- while (n = getline(&line, &size, f), n >= 0)
- {
- lineno += 1;
-
- if ((n > 0) && (line[n - 1] == '\n'))
- line[n - 1] = '\0';
- p = line;
- while ((*p == ' ') || (*p == '\t')) p++;
- if ((!*p) || (*p == '#'))
- continue;
-
- r = strpbrk(line, " \t");
- if (r == NULL)
- goto bad;
- while (r[1] == ' ' || r[1] == '\t') r++;
- g = strpbrk(r + 1, " \t");
- if (g == NULL)
- goto bad;
- while (g[1] == ' ' || g[1] == '\t') g++;
- b = strpbrk(g + 1, " \t");
- if (b == NULL)
- goto bad;
- while (b[1] == ' ' || b[1] == '\t') b++;
-
- for (;;)
- {
- q = strpbrk(b + 1, " \t");
- if (q == NULL)
- break;
- while (q[1] == ' ' || q[1] == '\t') q++;
- if (!*q)
- break;
- r = g, g = b, b = q;
+ int fd, saved_errno;
+ char *line = NULL;
+ size_t size = 0, lineno = 0, ptr = 0, alloc = 0;
+ ssize_t n;
+ FILE *f = NULL;
+ char *p, *q;
+ char *r, *g, *b;
+ void *new;
+ size_t new_size;
+
+ fd = open(pathname, O_RDONLY);
+ if (fd < 0)
+ return -1;
+
+ f = fdopen(fd, "rb");
+ if (!f)
+ goto fail;
+
+ while ((n = getline(&line, &size, f)) >= 0) {
+ lineno += 1;
+
+ if (n > 0 && line[n - 1] == '\n')
+ line[n - 1] = '\0';
+ for (p = line; *p == ' ' || *p == '\t'; p++);
+ if (!*p || *p == '#')
+ continue;
+
+ r = strpbrk(line, " \t");
+ if (!r)
+ goto bad;
+ for (; r[1] == ' ' || r[1] == '\t'; r++);
+ g = strpbrk(r + 1, " \t");
+ if (!g)
+ goto bad;
+ for (; g[1] == ' ' || g[1] == '\t'; g++);
+ b = strpbrk(g + 1, " \t");
+ if (!b)
+ goto bad;
+ for (; b[1] == ' ' || b[1] == '\t'; b++);
+
+ for (;;) {
+ q = strpbrk(b + 1, " \t");
+ if (!q)
+ break;
+ for (;q[1] == ' ' || q[1] == '\t'; q++);
+ if (!*q)
+ break;
+ r = g, g = b, b = q;
+ }
+
+ *r++ = '\0';
+ *g++ = '\0';
+ *b++ = '\0';
+
+ q = strpbrk(r, " \t");
+ if (!q)
+ *q = '\0';
+ q = strpbrk(g, " \t");
+ if (!q)
+ *q = '\0';
+ q = strpbrk(b, " \t");
+ if (!q)
+ *q = '\0';
+
+ q = strchr(p, '\0');
+ while (q != p && (q[-1] == ' ' || q[-1] == '\t'))
+ q--;
+ *q = '\0';
+
+ if (ptr == alloc) {
+ new_size= alloc ? (alloc << 1) : 4;
+
+ new = realloc(*rs, new_size * sizeof(**rs));
+ if (!new)
+ goto fail;
+ *rs = new;
+
+ new = realloc(*gs, new_size * sizeof(**gs));
+ if (!new)
+ goto fail;
+ *gs = new;
+
+ new = realloc(*bs, new_size * sizeof(**bs));
+ if (!new)
+ goto fail;
+ *bs = new;
+
+ new = realloc(*names, (new_size + 1) * sizeof(**names));
+ if (!new)
+ goto fail;
+ *names = new;
+ memset(*names + alloc, 0, (new_size + 1 - alloc) * sizeof(**names));
+
+ alloc = new_size;
+ }
+
+ if (parse_double((*rs) + ptr, r) < 0 ||
+ parse_double((*gs) + ptr, g) < 0 ||
+ parse_double((*bs) + ptr, b) < 0)
+ goto bad;
+ (*names)[ptr] = malloc(strlen(p) + 1);
+ if (!(*names)[ptr])
+ goto fail;
+ strcpy((*names)[ptr], p);
+ ptr++;
+
+ continue;
+ bad:
+ fprintf(stderr, "%s: ignoring malformatted line in %s: %zu\n", argv0, pathname, lineno);
}
-
- *r++ = '\0';
- *g++ = '\0';
- *b++ = '\0';
-
- q = strpbrk(r, " \t");
- if (q != NULL)
- *q = '\0';
- q = strpbrk(g, " \t");
- if (q != NULL)
- *q = '\0';
- q = strpbrk(b, " \t");
- if (q != NULL)
- *q = '\0';
-
- q = strchr(p, '\0');
- while ((q != p) && ((q[-1] == ' ') || (q[-1] == '\t')))
- q--;
- *q = '\0';
-
- if (ptr == alloc)
- {
- void* new;
- size_t new_size = alloc ? (alloc << 1) : 4;
-
- new = realloc(*rs, new_size * sizeof(**rs));
- if (new == NULL)
- goto fail;
- *rs = new;
-
- new = realloc(*gs, new_size * sizeof(**gs));
- if (new == NULL)
- goto fail;
- *gs = new;
-
- new = realloc(*bs, new_size * sizeof(**bs));
- if (new == NULL)
- goto fail;
- *bs = new;
-
- new = realloc(*names, (new_size + 1) * sizeof(**names));
- if (new == NULL)
- goto fail;
- *names = new;
- memset(*names + alloc, 0, (new_size + 1 - alloc) * sizeof(**names));
-
- alloc = new_size;
+
+ if (fclose(f) < 0) {
+ f = NULL;
+ goto fail;
}
-
- if ((parse_double((*rs) + ptr, r) < 0) ||
- (parse_double((*gs) + ptr, g) < 0) ||
- (parse_double((*bs) + ptr, b) < 0))
- goto bad;
- (*names)[ptr] = malloc(strlen(p) + 1);
- if ((*names)[ptr] == NULL)
- goto fail;
- strcpy((*names)[ptr], p);
- ptr++;
-
- continue;
- bad:
- fprintf(stderr, "%s: ignoring malformatted line in %s: %zu\n", argv0, pathname, lineno);
- }
-
- if (fclose(f) < 0)
- {
- f = NULL;
- goto fail;
- }
- close(fd);
- free(line);
- return 0;
- fail:
- saved_errno = errno;
- free(line);
- if (f != NULL)
- fclose(f);
- if (fd >= 0)
- close(fd);
- errno = saved_errno;
- return -1;
+ close(fd);
+ free(line);
+ return 0;
+fail:
+ saved_errno = errno;
+ free(line);
+ if (f)
+ fclose(f);
+ if (fd >= 0)
+ close(fd);
+ errno = saved_errno;
+ return -1;
}
@@ -448,9 +443,10 @@ static int parse_conf_file(const char* restrict pathname, char*** restrict names
* @param pathname The pathname of the file
* @return Zero on success, -1 on error
*/
-static int parse_brightness_file(const char* restrict pathname)
+static int
+parse_brightness_file(const char *restrict pathname)
{
- return parse_conf_file(pathname, &brightness_names, &rbrightnesses, &gbrightnesses, &bbrightnesses);
+ return parse_conf_file(pathname, &brightness_names, &rbrightnesses, &gbrightnesses, &bbrightnesses);
}
@@ -460,9 +456,10 @@ static int parse_brightness_file(const char* restrict pathname)
* @param pathname The pathname of the file
* @return Zero on success, -1 on error
*/
-static int parse_contrast_file(const char* restrict pathname)
+static int
+parse_contrast_file(const char *restrict pathname)
{
- return parse_conf_file(pathname, &contrast_names, &rcontrasts, &gcontrasts, &bcontrasts);
+ return parse_conf_file(pathname, &contrast_names, &rcontrasts, &gcontrasts, &bcontrasts);
}
@@ -475,69 +472,71 @@ static int parse_contrast_file(const char* restrict pathname)
* @param prio The argument associated with the "-p" option
* @return Zero on success, -1 on error
*/
-int handle_args(int argc, char* argv[], char* prio)
+int
+handle_args(int argc, char *argv[], char *prio)
{
- int free_Bflag = 0, free_Cflag = 0, saved_errno;
- int q = xflag + dflag;
- if ((q > 1) || (xflag && ((Bflag != NULL) || (Cflag != NULL) || (argc > 0) || (prio != NULL))))
- usage();
- if ((Bflag || Cflag) && argc)
- usage();
-
- if (argc == 1)
- {
- if (parse_twidouble(&rbrightness, &rcontrast, argv[0]) < 0)
- usage();
- bbrightness = gbrightness = rbrightness;
- bcontrast = gcontrast = rcontrast;
- }
- else if (argc == 3)
- {
- if (parse_twidouble(&rbrightness, &rcontrast, argv[0]) < 0)
- usage();
- if (parse_twidouble(&gbrightness, &gcontrast, argv[1]) < 0)
- usage();
- if (parse_twidouble(&bbrightness, &bcontrast, argv[2]) < 0)
- usage();
- }
- else if (argc)
- usage();
-
- if (!argc && !Bflag && !xflag)
- {
- Bflag = get_conf_file("brightness");
- if (Bflag == NULL)
- return -1;
- free_Bflag = 1;
- }
- if (Bflag)
- if (parse_brightness_file(Bflag) < 0)
- goto fail;
- if (free_Bflag)
- free(Bflag), Bflag = NULL;
-
- if (!argc && !Cflag && !xflag)
- {
- Cflag = get_conf_file("contrast");
- if (Cflag == NULL)
- return -1;
- free_Cflag = 1;
- }
- if (Cflag)
- if (parse_contrast_file(Cflag) < 0)
- goto fail;
- if (free_Cflag)
- free(Cflag), Cflag = NULL;
-
- return 0;
- fail:
- saved_errno = errno;
- if (free_Bflag)
- free(Bflag), Bflag = NULL;
- if (free_Cflag)
- free(Cflag), Cflag = NULL;
- errno = saved_errno;
- return cleanup(-1);
+ int free_Bflag = 0, free_Cflag = 0, saved_errno;
+ int q = xflag + dflag;
+ if (q > 1 || (xflag && (Bflag || Cflag || argc > 0 || prio)))
+ usage();
+ if ((Bflag || Cflag) && argc)
+ usage();
+
+ if (argc == 1) {
+ if (parse_twidouble(&rbrightness, &rcontrast, argv[0]) < 0)
+ usage();
+ bbrightness = gbrightness = rbrightness;
+ bcontrast = gcontrast = rcontrast;
+ } else if (argc == 3) {
+ if (parse_twidouble(&rbrightness, &rcontrast, argv[0]) < 0)
+ usage();
+ if (parse_twidouble(&gbrightness, &gcontrast, argv[1]) < 0)
+ usage();
+ if (parse_twidouble(&bbrightness, &bcontrast, argv[2]) < 0)
+ usage();
+ } else if (argc) {
+ usage();
+ }
+
+ if (!argc && !Bflag && !xflag) {
+ Bflag = get_conf_file("brightness");
+ if (!Bflag)
+ return -1;
+ free_Bflag = 1;
+ }
+ if (Bflag && parse_brightness_file(Bflag) < 0)
+ goto fail;
+ if (free_Bflag) {
+ free(Bflag);
+ Bflag = NULL;
+ }
+
+ if (!argc && !Cflag && !xflag) {
+ Cflag = get_conf_file("contrast");
+ if (!Cflag)
+ return -1;
+ free_Cflag = 1;
+ }
+ if (Cflag && parse_contrast_file(Cflag) < 0)
+ goto fail;
+ if (free_Cflag) {
+ free(Cflag);
+ Cflag = NULL;
+ }
+
+ return 0;
+fail:
+ saved_errno = errno;
+ if (free_Bflag) {
+ free(Bflag);
+ Bflag = NULL;
+ }
+ if (free_Cflag) {
+ free(Cflag);
+ Cflag = NULL;
+ }
+ errno = saved_errno;
+ return cleanup(-1);
}
@@ -553,58 +552,57 @@ int handle_args(int argc, char* argv[], char* prio)
* @param bc The blue contrast
* @return Zero on success, -1 on error
*/
-static int fill_filter(libcoopgamma_filter_t* restrict filter,
- double rb, double rc, double gb, double gc, double bb, double bc)
+static int
+fill_filter(libcoopgamma_filter_t *restrict filter, double rb, double rc, double gb, double gc, double bb, double bc)
{
- union libcoopgamma_ramps dramps;
- size_t size;
-
- if (filter->depth == LIBCOOPGAMMA_DOUBLE)
- {
- libclut_rgb_limits(&(filter->ramps.d), (double)1, double, rb, rc, gb, gc, bb, bc);
- libclut_clip(&(filter->ramps.d), (double)1, double, 1, 1, 1);
- return 0;
- }
- if (filter->depth == LIBCOOPGAMMA_FLOAT)
- {
- libclut_rgb_limits(&(filter->ramps.f), (float)1, float, rb, rc, gb, gc, bb, bc);
- libclut_clip(&(filter->ramps.f), (float)1, float, 1, 1, 1);
- return 0;
- }
+ union libcoopgamma_ramps dramps;
+ size_t size;
- size = dramps.d.red_size = filter->ramps.d.red_size;
- size += dramps.d.green_size = filter->ramps.d.green_size;
- size += dramps.d.blue_size = filter->ramps.d.blue_size;
- dramps.d.red = calloc(size, sizeof(double));
- if (dramps.d.red == NULL)
- return -1;
- dramps.d.green = dramps.d.red + dramps.d.red_size;
- dramps.d.blue = dramps.d.green + dramps.d.green_size;
-
- libclut_start_over(&(dramps.d), (double)1, double, 1, 1, 1);
- libclut_rgb_limits(&(dramps.d), (double)1, double, rb, rc, gb, gc, bb, bc);
- libclut_clip(&(dramps.d), (double)1, double, 1, 1, 1);
-
- switch (filter->depth)
- {
- case LIBCOOPGAMMA_UINT8:
- libclut_translate(&(filter->ramps.u8), UINT8_MAX, uint8_t, &(dramps.d), (double)1, double);
- break;
- case LIBCOOPGAMMA_UINT16:
- libclut_translate(&(filter->ramps.u16), UINT16_MAX, uint16_t, &(dramps.d), (double)1, double);
- break;
- case LIBCOOPGAMMA_UINT32:
- libclut_translate(&(filter->ramps.u32), UINT32_MAX, uint32_t, &(dramps.d), (double)1, double);
- break;
- case LIBCOOPGAMMA_UINT64:
- libclut_translate(&(filter->ramps.u64), UINT64_MAX, uint64_t, &(dramps.d), (double)1, double);
- break;
- default:
- abort();
- }
-
- free(dramps.d.red);
- return 0;
+ if (filter->depth == LIBCOOPGAMMA_DOUBLE) {
+ libclut_rgb_limits(&filter->ramps.d, (double)1, double, rb, rc, gb, gc, bb, bc);
+ libclut_clip(&filter->ramps.d, (double)1, double, 1, 1, 1);
+ return 0;
+ }
+ if (filter->depth == LIBCOOPGAMMA_FLOAT) {
+ libclut_rgb_limits(&filter->ramps.f, (float)1, float, rb, rc, gb, gc, bb, bc);
+ libclut_clip(&filter->ramps.f, (float)1, float, 1, 1, 1);
+ return 0;
+ }
+
+ size = dramps.d.red_size = filter->ramps.d.red_size;
+ size += dramps.d.green_size = filter->ramps.d.green_size;
+ size += dramps.d.blue_size = filter->ramps.d.blue_size;
+ dramps.d.red = calloc(size, sizeof(double));
+ if (!dramps.d.red)
+ return -1;
+ dramps.d.green = dramps.d.red + dramps.d.red_size;
+ dramps.d.blue = dramps.d.green + dramps.d.green_size;
+
+ libclut_start_over(&dramps.d, (double)1, double, 1, 1, 1);
+ libclut_rgb_limits(&dramps.d, (double)1, double, rb, rc, gb, gc, bb, bc);
+ libclut_clip(&dramps.d, (double)1, double, 1, 1, 1);
+
+ switch (filter->depth) {
+ case LIBCOOPGAMMA_UINT8:
+ libclut_translate(&filter->ramps.u8, UINT8_MAX, uint8_t, &dramps.d, (double)1, double);
+ break;
+ case LIBCOOPGAMMA_UINT16:
+ libclut_translate(&filter->ramps.u16, UINT16_MAX, uint16_t, &dramps.d, (double)1, double);
+ break;
+ case LIBCOOPGAMMA_UINT32:
+ libclut_translate(&filter->ramps.u32, UINT32_MAX, uint32_t, &dramps.d, (double)1, double);
+ break;
+ case LIBCOOPGAMMA_UINT64:
+ libclut_translate(&filter->ramps.u64, UINT64_MAX, uint64_t, &dramps.d, (double)1, double);
+ break;
+ case LIBCOOPGAMMA_FLOAT:
+ case LIBCOOPGAMMA_DOUBLE:
+ default:
+ abort();
+ }
+
+ free(dramps.d.red);
+ return 0;
}
@@ -616,99 +614,105 @@ static int fill_filter(libcoopgamma_filter_t* restrict filter,
* -2: Error, `cg.error` set
* -3: Error, message already printed
*/
-int start(void)
+int
+start(void)
{
- int r;
- size_t i, j, k;
-
- if (xflag)
- for (i = 0; i < filters_n; i++)
- crtc_updates[i].filter.lifespan = LIBCOOPGAMMA_REMOVE;
- else if (dflag)
- for (i = 0; i < filters_n; i++)
- crtc_updates[i].filter.lifespan = LIBCOOPGAMMA_UNTIL_DEATH;
- else
- for (i = 0; i < filters_n; i++)
- crtc_updates[i].filter.lifespan = LIBCOOPGAMMA_UNTIL_REMOVAL;
-
- if (!xflag && ((brightness_names != NULL) || (contrast_names != NULL)))
- if ((r = make_slaves()) < 0)
- return cleanup(r);
-
- if ((brightness_names == NULL) && (contrast_names == NULL))
- for (i = 0, r = 1; i < filters_n; i++)
- {
- if (!(crtc_updates[i].master) || !(crtc_info[crtc_updates[i].crtc].supported))
- continue;
- if (!xflag)
- if ((r = fill_filter(&(crtc_updates[i].filter), rbrightness, rcontrast,
- gbrightness, gcontrast, bbrightness, bcontrast)) < 0)
- return cleanup(r);
- r = update_filter(i, 0);
- if ((r == -2) || ((r == -1) && (errno != EAGAIN)))
- return cleanup(r);
- if (crtc_updates[i].slaves != NULL)
- for (j = 0; crtc_updates[i].slaves[j] != 0; j++)
- {
- r = update_filter(crtc_updates[i].slaves[j], 0);
- if ((r == -2) || ((r == -1) && (errno != EAGAIN)))
- return cleanup(r);
- }
- }
- else
- {
- char* empty = NULL;
- char** bnames = brightness_names ? brightness_names : &empty;
- char** cnames = contrast_names ? contrast_names : &empty;
- for (i = 0, r = 1; i < filters_n; i++)
- {
- if (!(crtc_info[crtc_updates[i].crtc].supported))
- continue;
- for (j = 0; bnames[j] != NULL; j++)
- if (!strcasecmp(crtc_updates[i].filter.crtc, bnames[j]))
- break;
- for (k = 0; cnames[k] != NULL; k++)
- if (!strcasecmp(crtc_updates[i].filter.crtc, cnames[k]))
- break;
- if ((bnames[j] != NULL) || (cnames[k] != NULL))
- {
- double rb = 0, gb = 0, bb = 0, rc = 1, bc = 1, gc = 1;
- if (bnames[j] != NULL)
- rb = rbrightnesses[j], gb = gbrightnesses[j], bb = bbrightnesses[j];
- if (cnames[j] != NULL)
- rc = rcontrasts[j], gc = gcontrasts[j], bc = bcontrasts[j];
- if ((r = fill_filter(&(crtc_updates[i].filter), rb, rc, gb, gc, bb, bc)) < 0)
- return cleanup(r);
- r = update_filter(i, 0);
- if ((r == -2) || ((r == -1) && (errno != EAGAIN)))
- return cleanup(r);
- }
+ int r;
+ size_t i, j, k;
+ char *empty = NULL;
+ char **bnames, **cnames;
+ double rb, gb, bb, rc, bc, gc;
+
+ if (xflag)
+ for (i = 0; i < filters_n; i++)
+ crtc_updates[i].filter.lifespan = LIBCOOPGAMMA_REMOVE;
+ else if (dflag)
+ for (i = 0; i < filters_n; i++)
+ crtc_updates[i].filter.lifespan = LIBCOOPGAMMA_UNTIL_DEATH;
+ else
+ for (i = 0; i < filters_n; i++)
+ crtc_updates[i].filter.lifespan = LIBCOOPGAMMA_UNTIL_REMOVAL;
+
+ if (!xflag && (brightness_names || contrast_names))
+ if ((r = make_slaves()) < 0)
+ return cleanup(r);
+
+ if (!brightness_names && !contrast_names) {
+ for (i = 0, r = 1; i < filters_n; i++) {
+ if (!crtc_updates[i].master || !crtc_info[crtc_updates[i].crtc].supported)
+ continue;
+ if (!xflag)
+ if ((r = fill_filter(&crtc_updates[i].filter, rbrightness, rcontrast,
+ gbrightness, gcontrast, bbrightness, bcontrast)) < 0)
+ return cleanup(r);
+ r = update_filter(i, 0);
+ if (r == -2 || (r == -1 && errno != EAGAIN))
+ return cleanup(r);
+ if (!crtc_updates[i].slaves) {
+ for (j = 0; crtc_updates[i].slaves[j]; j++) {
+ r = update_filter(crtc_updates[i].slaves[j], 0);
+ if (r == -2 || (r == -1 && errno != EAGAIN))
+ return cleanup(r);
+ }
+ }
+ }
+ } else {
+ bnames = brightness_names ? brightness_names : &empty;
+ cnames = contrast_names ? contrast_names : &empty;
+ for (i = 0, r = 1; i < filters_n; i++) {
+ if (!crtc_info[crtc_updates[i].crtc].supported)
+ continue;
+ for (j = 0; bnames[j]; j++)
+ if (!strcasecmp(crtc_updates[i].filter.crtc, bnames[j]))
+ break;
+ for (k = 0; cnames[k]; k++)
+ if (!strcasecmp(crtc_updates[i].filter.crtc, cnames[k]))
+ break;
+ if (bnames[j] || cnames[k]) {
+ rb = gb = bb = 0;
+ rc = bc = gc = 1;
+ if (bnames[j]) {
+ rb = rbrightnesses[j];
+ gb = gbrightnesses[j];
+ bb = bbrightnesses[j];
+ }
+ if (cnames[j]) {
+ rc = rcontrasts[j];
+ gc = gcontrasts[j];
+ bc = bcontrasts[j];
+ }
+ if ((r = fill_filter(&crtc_updates[i].filter, rb, rc, gb, gc, bb, bc)) < 0)
+ return cleanup(r);
+ r = update_filter(i, 0);
+ if (r == -2 || (r == -1 && errno != EAGAIN))
+ return cleanup(r);
+ }
+ }
}
- }
-
- while (r != 1)
- if ((r = synchronise(-1)) < 0)
- return cleanup(r);
-
- if (!dflag)
- return cleanup(0);
-
- if (libcoopgamma_set_nonblocking(&cg, 0) < 0)
- return cleanup(-1);
- for (;;)
- if (libcoopgamma_synchronise(&cg, NULL, 0, &j) < 0)
- switch (errno)
- {
- case 0:
- break;
- case ENOTRECOVERABLE:
- goto enotrecoverable;
- default:
- return cleanup(-1);
+
+ while (r != 1)
+ if ((r = synchronise(-1)) < 0)
+ return cleanup(r);
+
+ if (!dflag)
+ return cleanup(0);
+
+ if (libcoopgamma_set_nonblocking(&cg, 0) < 0)
+ return cleanup(-1);
+ for (;;) {
+ if (libcoopgamma_synchronise(&cg, NULL, 0, &j) < 0) {
+ switch (errno) {
+ case 0:
+ break;
+ case ENOTRECOVERABLE:
+ goto enotrecoverable;
+ default:
+ return cleanup(-1);
+ }
+ }
}
-
- enotrecoverable:
- for (;;)
- if (pause() < 0)
- return cleanup(-1);
+
+enotrecoverable:
+ pause();
+ return cleanup(-1);
}
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-11-27 11:14:53 +0000