From d2c052cb9374b6420aa65e50d32e6f864f45ec53 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Sun, 17 Jul 2016 19:11:36 +0200 Subject: More refactoring MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- src/coopgamma-server/chaining.c | 257 ---------------------------------------- 1 file changed, 257 deletions(-) delete mode 100644 src/coopgamma-server/chaining.c (limited to 'src/coopgamma-server/chaining.c') diff --git a/src/coopgamma-server/chaining.c b/src/coopgamma-server/chaining.c deleted file mode 100644 index b2739c2..0000000 --- a/src/coopgamma-server/chaining.c +++ /dev/null @@ -1,257 +0,0 @@ -/** - * coopgammad -- Cooperative gamma server - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ -#include "chaining.h" - -#include - -#include -#include - - - -/** - * The name of the process - */ -extern char* restrict argv0; - - - -/** - * Apply a filter on top of another filter - * - * @param dest The output for the resulting ramp-trio, must be initialised - * @param application The red, green and blue ramps, as one single raw array, - * of the filter that should be applied - * @param depth -1: `float` stops - * -2: `double` stops - * Other: the number of bits of each (integral) stop - * @param base The CLUT on top of which the new filter should be applied, - * this can be the same pointer as `dest` - */ -void apply_filter(union gamma_ramps* restrict dest, void* restrict application, - int depth, union gamma_ramps* restrict base) -{ - union gamma_ramps app; - size_t bytedepth; - size_t red_width, green_width, blue_width; - - if (depth == -1) - bytedepth = sizeof(float); - else if (depth == -2) - bytedepth = sizeof(double); - else - bytedepth = (size_t)depth / 8; - - red_width = (app.u8.red_size = base->u8.red_size) * bytedepth; - green_width = (app.u8.green_size = base->u8.green_size) * bytedepth; - blue_width = (app.u8.blue_size = base->u8.blue_size) * bytedepth; - - app.u8.red = application; - app.u8.green = app.u8.red + red_width; - app.u8.blue = app.u8.green + green_width; - - if (dest != base) - { - memcpy(dest->u8.red, base->u8.red, red_width); - memcpy(dest->u8.green, base->u8.green, green_width); - memcpy(dest->u8.blue, base->u8.blue, blue_width); - } - - switch (depth) - { - case 8: - libclut_apply(&(dest->u8), UINT8_MAX, uint8_t, &(app.u8), UINT8_MAX, uint8_t, 1, 1, 1); - break; - case 16: - libclut_apply(&(dest->u16), UINT16_MAX, uint16_t, &(app.u16), UINT16_MAX, uint16_t, 1, 1, 1); - break; - case 32: - libclut_apply(&(dest->u32), UINT32_MAX, uint32_t, &(app.u32), UINT32_MAX, uint32_t, 1, 1, 1); - break; - case 64: - libclut_apply(&(dest->u64), UINT64_MAX, uint64_t, &(app.u64), UINT64_MAX, uint64_t, 1, 1, 1); - break; - case -1: - libclut_apply(&(dest->f), 1.0f, float, &(app.d), 1.0f, float, 1, 1, 1); - break; - case -2: - libclut_apply(&(dest->d), (double)1, double, &(app.f), (double)1, double, 1, 1, 1); - break; - default: - abort(); - } -} - - - -/** - * Remove a filter from an output - * - * @param out The output - * @param filter The filter - * @return The index of the filter, `out->table_size` if not found - */ -static ssize_t remove_filter(struct output* restrict out, struct filter* restrict filter) -{ - size_t i, n = out->table_size; - - for (i = 0; i < n; i++) - if (!strcmp(filter->class, out->table_filters[i].class)) - break; - - if (i == out->table_size) - { - fprintf(stderr, "%s: ignoring attempt to removing non-existing filter on CRTC %s: %s", - argv0, out->name, filter->class); - return (ssize_t)(out->table_size); - } - - filter_destroy(out->table_filters + i); - libgamma_gamma_ramps8_destroy(&(out->table_sums[i].u8)); - - n = n - i - 1; - memmove(out->table_filters + i, out->table_filters + i + 1, n * sizeof(*(out->table_filters))); - memmove(out->table_sums + i, out->table_sums + i + 1, n * sizeof(*(out->table_sums))); - out->table_size--; - - return (ssize_t)i; -} - - -/** - * Add a filter to an output - * - * @param out The output - * @param filter The filter - * @return The index given to the filter, -1 on error - */ -ssize_t add_filter(struct output* restrict out, struct filter* restrict filter) -{ - size_t i, n = out->table_size; - int r = -1; - - /* Remove? */ - if (filter->lifespan == LIFESPAN_REMOVE) - return remove_filter(out, filter); - - /* Update? */ - for (i = 0; i < n; i++) - if (!strcmp(filter->class, out->table_filters[i].class)) - break; - if (i != n) - { - filter_destroy(out->table_filters + i); - out->table_filters[i] = *filter; - return (ssize_t)i; - } - - /* Add! */ - for (i = 0; i < n; i++) - if (filter->priority > out->table_filters[i].priority) - break; - - if (n == out->table_alloc) - { - void* new; - - new = realloc(out->table_filters, (n + 10) * sizeof(*(out->table_filters))); - if (new == NULL) - return -1; - out->table_filters = new; - - new = realloc(out->table_sums, (n + 10) * sizeof(*(out->table_sums))); - if (new == NULL) - return -1; - out->table_sums = new; - - out->table_alloc += 10; - } - - memmove(out->table_filters + i + 1, out->table_filters + i, (n - i) * sizeof(*(out->table_filters))); - memmove(out->table_sums + i + 1, out->table_sums + i, (n - i) * sizeof(*(out->table_sums))); - out->table_size++; - - COPY_RAMP_SIZES(&(out->table_sums[i].u8), out); - switch (out->depth) - { - case 8: r = libgamma_gamma_ramps8_initialise(&(out->table_sums[i].u8)); break; - case 16: r = libgamma_gamma_ramps16_initialise(&(out->table_sums[i].u16)); break; - case 32: r = libgamma_gamma_ramps32_initialise(&(out->table_sums[i].u32)); break; - case 64: r = libgamma_gamma_ramps64_initialise(&(out->table_sums[i].u64)); break; - case -1: r = libgamma_gamma_rampsf_initialise(&(out->table_sums[i].f)); break; - case -2: r = libgamma_gamma_rampsd_initialise(&(out->table_sums[i].d)); break; - default: - abort(); - } - if (r < 0) - return -1; - - out->table_filters[i] = *filter; - - return (ssize_t)i; -} - - -/** - * Make identity mapping ramps - * - * @param ramps Output parameter for the ramps - * @param output The output for which the ramps shall be configured - * @return Zero on success, -1 on error - */ -int make_plain_ramps(union gamma_ramps* restrict ramps, struct output* restrict output) -{ - COPY_RAMP_SIZES(&(ramps->u8), output); - switch (output->depth) - { - case 8: - if (libgamma_gamma_ramps8_initialise(&(ramps->u8))) - return -1; - libclut_start_over(&(ramps->u8), UINT8_MAX, uint8_t, 1, 1, 1); - break; - case 16: - if (libgamma_gamma_ramps16_initialise(&(ramps->u16))) - return -1; - libclut_start_over(&(ramps->u16), UINT16_MAX, uint16_t, 1, 1, 1); - break; - case 32: - if (libgamma_gamma_ramps32_initialise(&(ramps->u32))) - return -1; - libclut_start_over(&(ramps->u32), UINT32_MAX, uint32_t, 1, 1, 1); - break; - case 64: - if (libgamma_gamma_ramps64_initialise(&(ramps->u64))) - return -1; - libclut_start_over(&(ramps->u64), UINT64_MAX, uint64_t, 1, 1, 1); - break; - case -1: - if (libgamma_gamma_rampsf_initialise(&(ramps->f))) - return -1; - libclut_start_over(&(ramps->f), 1.0f, float, 1, 1, 1); - break; - case -2: - if (libgamma_gamma_rampsd_initialise(&(ramps->d))) - return -1; - libclut_start_over(&(ramps->d), (double)1, double, 1, 1, 1); - break; - default: - abort(); - } - return 0; -} - -- cgit v1.2.3-70-g09d2