diff options
Diffstat (limited to 'src/test/crtcinfo.c')
| -rw-r--r-- | src/test/crtcinfo.c | 374 |
1 files changed, 176 insertions, 198 deletions
diff --git a/src/test/crtcinfo.c b/src/test/crtcinfo.c index 8fd2b03..627559b 100644 --- a/src/test/crtcinfo.c +++ b/src/test/crtcinfo.c @@ -1,56 +1,39 @@ -/** - * libgamma -- Display server abstraction layer for gamma ramp adjustments - * Copyright (C) 2014, 2015 Mattias Andrée (maandree@member.fsf.org) - * - * This library 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 library 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 library. If not, see <http://www.gnu.org/licenses/>. - */ +/* See LICENSE file for copyright and license details. */ #include "crtcinfo.h" /** - * Conditionally print a CRTC information field. + * Conditionally print a CRTC information field * - * @param type:data-type Data type for the value of the information field. - * @param notation:string-literal %-pattern for `printf` (excluding the %) that is used for `type`. - * @param do_print Whether the information should be included in the process's output. - * @param description A description of the information field. - * @param error The error of the information field. - * @param value The value of the information field. + * @param type:data-type Data type for the value of the information field + * @param notation:string-literal %-pattern for `printf` (excluding the %) that is used for `type` + * @param do_print Whether the information should be included in the process's output + * @param description A description of the information field + * @param error The error of the information field + * @param value The value of the information field */ -#define print_crtc_information_(type, notation) \ - static void print_crtc_information_##type(int do_print, const char* description, int error, type value) \ - { \ - char buf[256]; \ - if (do_print) \ - { \ - if (error) \ - { \ - snprintf(buf, sizeof(buf) / sizeof(char), " (error) %s", description); \ - libgamma_perror(buf, error); \ - } \ - else \ - printf(" %s: %" notation "\n", description, value); \ - } \ - } +#define print_crtc_information_(type, notation)\ + static void\ + print_crtc_information_##type(int do_print, const char *description, int error, type value)\ + {\ + char buf[256];\ + if (do_print) {\ + if (error) {\ + snprintf(buf, sizeof(buf) / sizeof(char), " (error) %s", description);\ + libgamma_perror(buf, error);\ + } else {\ + printf(" %s: %" notation "\n", description, value);\ + }\ + }\ + } /** * A single [a-z] word alternative to `const char*`, we need it for the - * function name of the string variant of `print_crtc_information_*`. + * function name of the string variant of `print_crtc_information_*` */ -typedef const char* str; -/* Create `print_crtc_information_*` variants. */ +typedef const char *str; +/* Create `print_crtc_information_*` variants */ print_crtc_information_(size_t, "lu") print_crtc_information_(signed, "i") print_crtc_information_(int, "i") @@ -66,193 +49,188 @@ print_crtc_information_(str, "s") #undef print_crtc_information_ -#define __case(VALUE) case VALUE: return #VALUE; +#define __case(VALUE) case VALUE: return #VALUE /** - * Get a string representation of a subpixel order. + * Get a string representation of a subpixel order * - * @param value The subpixel order. - * @return String representation. + * @param value The subpixel order + * @return String representation */ -static const char* subpixel_order_str(libgamma_subpixel_order_t value) +static const char * +subpixel_order_str(libgamma_subpixel_order_t value) { - switch (value) - { - __case (LIBGAMMA_SUBPIXEL_ORDER_UNKNOWN) - __case (LIBGAMMA_SUBPIXEL_ORDER_NONE) - __case (LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_RGB) - __case (LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_BGR) - __case (LIBGAMMA_SUBPIXEL_ORDER_VERTICAL_RGB) - __case (LIBGAMMA_SUBPIXEL_ORDER_VERTICAL_BGR) - default: - return "(unknown)"; - } + switch (value) { + __case (LIBGAMMA_SUBPIXEL_ORDER_UNKNOWN); + __case (LIBGAMMA_SUBPIXEL_ORDER_NONE); + __case (LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_RGB); + __case (LIBGAMMA_SUBPIXEL_ORDER_HORIZONTAL_BGR); + __case (LIBGAMMA_SUBPIXEL_ORDER_VERTICAL_RGB); + __case (LIBGAMMA_SUBPIXEL_ORDER_VERTICAL_BGR); + default: + return "(unknown)"; + } } /** - * Get a string representation of a connector type. + * Get a string representation of a connector type * - * @param value The connector type. - * @return String representation. + * @param value The connector type + * @return String representation */ -static const char* connector_type_str(libgamma_connector_type_t value) +static const char * +connector_type_str(libgamma_connector_type_t value) { - switch (value) - { - __case (LIBGAMMA_CONNECTOR_TYPE_Unknown) - __case (LIBGAMMA_CONNECTOR_TYPE_VGA) - __case (LIBGAMMA_CONNECTOR_TYPE_DVI) - __case (LIBGAMMA_CONNECTOR_TYPE_DVII) - __case (LIBGAMMA_CONNECTOR_TYPE_DVID) - __case (LIBGAMMA_CONNECTOR_TYPE_DVIA) - __case (LIBGAMMA_CONNECTOR_TYPE_Composite) - __case (LIBGAMMA_CONNECTOR_TYPE_SVIDEO) - __case (LIBGAMMA_CONNECTOR_TYPE_LVDS) - __case (LIBGAMMA_CONNECTOR_TYPE_Component) - __case (LIBGAMMA_CONNECTOR_TYPE_9PinDIN) - __case (LIBGAMMA_CONNECTOR_TYPE_DisplayPort) - __case (LIBGAMMA_CONNECTOR_TYPE_HDMI) - __case (LIBGAMMA_CONNECTOR_TYPE_HDMIA) - __case (LIBGAMMA_CONNECTOR_TYPE_HDMIB) - __case (LIBGAMMA_CONNECTOR_TYPE_TV) - __case (LIBGAMMA_CONNECTOR_TYPE_eDP) - __case (LIBGAMMA_CONNECTOR_TYPE_VIRTUAL) - __case (LIBGAMMA_CONNECTOR_TYPE_DSI) - __case (LIBGAMMA_CONNECTOR_TYPE_LFP) - default: - return "(unknown)"; - } + switch (value) { + __case (LIBGAMMA_CONNECTOR_TYPE_Unknown); + __case (LIBGAMMA_CONNECTOR_TYPE_VGA); + __case (LIBGAMMA_CONNECTOR_TYPE_DVI); + __case (LIBGAMMA_CONNECTOR_TYPE_DVII); + __case (LIBGAMMA_CONNECTOR_TYPE_DVID); + __case (LIBGAMMA_CONNECTOR_TYPE_DVIA); + __case (LIBGAMMA_CONNECTOR_TYPE_Composite); + __case (LIBGAMMA_CONNECTOR_TYPE_SVIDEO); + __case (LIBGAMMA_CONNECTOR_TYPE_LVDS); + __case (LIBGAMMA_CONNECTOR_TYPE_Component); + __case (LIBGAMMA_CONNECTOR_TYPE_9PinDIN); + __case (LIBGAMMA_CONNECTOR_TYPE_DisplayPort); + __case (LIBGAMMA_CONNECTOR_TYPE_HDMI); + __case (LIBGAMMA_CONNECTOR_TYPE_HDMIA); + __case (LIBGAMMA_CONNECTOR_TYPE_HDMIB); + __case (LIBGAMMA_CONNECTOR_TYPE_TV); + __case (LIBGAMMA_CONNECTOR_TYPE_eDP); + __case (LIBGAMMA_CONNECTOR_TYPE_VIRTUAL); + __case (LIBGAMMA_CONNECTOR_TYPE_DSI); + __case (LIBGAMMA_CONNECTOR_TYPE_LFP); + default: + return "(unknown)"; + } } /** - * Get a string representation of a decision. + * Get a string representation of a decision * - * @param value The decision. - * @return String representation. + * @param value The decision + * @return String representation */ -static const char* decision_str(libgamma_decision_t value) +static const char * +decision_str(libgamma_decision_t value) { - switch (value) - { - __case (LIBGAMMA_NO) - __case (LIBGAMMA_MAYBE) - __case (LIBGAMMA_YES) - default: - return "(unknown)"; - } + switch (value) { + __case (LIBGAMMA_NO); + __case (LIBGAMMA_MAYBE); + __case (LIBGAMMA_YES); + default: + return "(unknown)"; + } } #undef __case /** - * The CRTC information for a CRTC. + * The CRTC information for a CRTC * - * @param crtc The CRTC. + * @param crtc The CRTC */ -void crtc_information(libgamma_crtc_state_t* restrict crtc) +void +crtc_information(libgamma_crtc_state_t *restrict crtc) { - libgamma_method_capabilities_t caps; - libgamma_crtc_information_t info; - int fields; - int field; - - /* Get supported CRTC informations fields. */ - libgamma_method_capabilities(&caps, crtc->partition->site->method); - - /* List unsupport information fields by testing them one by one. */ - for (fields = caps.crtc_information; field = fields & -fields, fields; fields ^= field) - { - if (libgamma_get_crtc_information(&info, crtc, field)) - printf("Could not read CRTC information field %i\n", field); - free(info.edid); - free(info.connector_name); - } - - /* Get CRTC information, that is supported. */ - fields = caps.crtc_information; - if (libgamma_get_crtc_information(&info, crtc, fields)) - printf("An error occurred while reading CRTC information\n"); - - /* Macros for printing CRTC information. */ -#define print2(TYPE, FIELD_ID, DESCRIPTION, FIELD_VAR, ERROR_VAR) \ - print_crtc_information_##TYPE(fields & FIELD_ID, DESCRIPTION, info.ERROR_VAR, info.FIELD_VAR); -#define print(TYPE, FIELD_ID, DESCRIPTION, FIELD_VAR) \ - print2(TYPE, FIELD_ID, DESCRIPTION, FIELD_VAR, FIELD_VAR##_error); - - - /* Print CRTC information. */ - - printf("CRTC information:\n"); - - /* Print the EDID field. */ - if ((fields & LIBGAMMA_CRTC_INFO_EDID)) - { - if (info.edid_error) - libgamma_perror(" (error) EDID", info.edid_error); - else - { - char* edid_lc = libgamma_behex_edid(info.edid, info.edid_length); - unsigned char* edid_raw = libgamma_unhex_edid(edid_lc); - char* edid_uc = libgamma_behex_edid_uppercase(edid_raw, info.edid_length);; - printf(" EDID: %s\n", edid_lc); - printf(" EDID (uppercase): %s\n", edid_uc); - printf(" EDID (length): %lu\n", info.edid_length); - free(edid_lc); - free(edid_raw); - free(edid_uc); + libgamma_method_capabilities_t caps; + libgamma_crtc_information_t info; + int fields, field; + char *edid_lc, *edid_uc; + unsigned char *edid_raw; + + /* Get supported CRTC informations fields */ + libgamma_method_capabilities(&caps, crtc->partition->site->method); + + /* List unsupport information fields by testing them one by one */ + for (fields = caps.crtc_information; field = fields & -fields, fields; fields ^= field) { + if (libgamma_get_crtc_information(&info, crtc, field)) + printf("Could not read CRTC information field %i\n", field); + free(info.edid); + free(info.connector_name); } - } - /* Print physical dimensions of the monitor. */ - print(size_t, LIBGAMMA_CRTC_INFO_WIDTH_MM, "width", width_mm); - print(size_t, LIBGAMMA_CRTC_INFO_HEIGHT_MM, "height", height_mm); - print(size_t, LIBGAMMA_CRTC_INFO_WIDTH_MM_EDID, "width per EDID", width_mm_edid); - print(size_t, LIBGAMMA_CRTC_INFO_HEIGHT_MM_EDID, "height per EDID", height_mm_edid); - /* Print gamma ramp information. */ - print2(size_t, LIBGAMMA_CRTC_INFO_GAMMA_SIZE, "red gamma ramp size", red_gamma_size, gamma_size_error); - print2(size_t, LIBGAMMA_CRTC_INFO_GAMMA_SIZE, "green gamma ramp size", green_gamma_size, gamma_size_error); - print2(size_t, LIBGAMMA_CRTC_INFO_GAMMA_SIZE, "blue gamma ramp size", blue_gamma_size, gamma_size_error); - print(signed, LIBGAMMA_CRTC_INFO_GAMMA_DEPTH, "gamma ramp depth", gamma_depth); - /* Print gamma ramp support. */ - if ((fields & LIBGAMMA_CRTC_INFO_GAMMA_SUPPORT)) - { - if (info.gamma_support_error) - libgamma_perror(" (error) gamma support", info.gamma_support_error); - else - printf(" gamma support: %s\n", decision_str(info.gamma_support)); - } - /* Print subpixel order for the monitor. */ - if ((fields & LIBGAMMA_CRTC_INFO_SUBPIXEL_ORDER)) - { - if (info.subpixel_order_error) - libgamma_perror(" (error) subpixel order", info.subpixel_order_error); - else - printf(" subpixel order: %s\n", subpixel_order_str(info.subpixel_order)); - } - /* Print connector information. */ - print(int, LIBGAMMA_CRTC_INFO_ACTIVE, "active", active); - print(str, LIBGAMMA_CRTC_INFO_CONNECTOR_NAME, "connector name", connector_name); - if ((fields & LIBGAMMA_CRTC_INFO_CONNECTOR_TYPE)) - { - if (info.connector_type_error) - libgamma_perror(" (error) subpixel order", info.connector_type_error); - else - printf(" subpixel order: %s\n", connector_type_str(info.connector_type)); - } - /* Print the gamma characteristics of the monitor. */ - print2(float, LIBGAMMA_CRTC_INFO_GAMMA, "red gamma characteristics", gamma_red, gamma_error); - print2(float, LIBGAMMA_CRTC_INFO_GAMMA, "green gamma characteristics", gamma_green, gamma_error); - print2(float, LIBGAMMA_CRTC_INFO_GAMMA, "blue gamma characteristics", gamma_blue, gamma_error); - printf("\n"); + + /* Get CRTC information, that is supported */ + fields = caps.crtc_information; + if (libgamma_get_crtc_information(&info, crtc, fields)) + printf("An error occurred while reading CRTC information\n"); + + /* Macros for printing CRTC information */ +#define print2(TYPE, FIELD_ID, DESCRIPTION, FIELD_VAR, ERROR_VAR)\ + print_crtc_information_##TYPE(fields & FIELD_ID, DESCRIPTION, info.ERROR_VAR, info.FIELD_VAR); +#define print(TYPE, FIELD_ID, DESCRIPTION, FIELD_VAR)\ + print2(TYPE, FIELD_ID, DESCRIPTION, FIELD_VAR, FIELD_VAR##_error); + /* Print CRTC information */ + + printf("CRTC information:\n"); + + /* Print the EDID field */ + if ((fields & LIBGAMMA_CRTC_INFO_EDID)) { + if (info.edid_error) { + libgamma_perror(" (error) EDID", info.edid_error); + } else { + edid_lc = libgamma_behex_edid(info.edid, info.edid_length); + edid_raw = libgamma_unhex_edid(edid_lc); + edid_uc = libgamma_behex_edid_uppercase(edid_raw, info.edid_length); + printf(" EDID: %s\n", edid_lc); + printf(" EDID (uppercase): %s\n", edid_uc); + printf(" EDID (length): %lu\n", info.edid_length); + free(edid_lc); + free(edid_raw); + free(edid_uc); + } + } + /* Print physical dimensions of the monitor */ + print(size_t, LIBGAMMA_CRTC_INFO_WIDTH_MM, "width", width_mm); + print(size_t, LIBGAMMA_CRTC_INFO_HEIGHT_MM, "height", height_mm); + print(size_t, LIBGAMMA_CRTC_INFO_WIDTH_MM_EDID, "width per EDID", width_mm_edid); + print(size_t, LIBGAMMA_CRTC_INFO_HEIGHT_MM_EDID, "height per EDID", height_mm_edid); + /* Print gamma ramp information */ + print2(size_t, LIBGAMMA_CRTC_INFO_GAMMA_SIZE, "red gamma ramp size", red_gamma_size, gamma_size_error); + print2(size_t, LIBGAMMA_CRTC_INFO_GAMMA_SIZE, "green gamma ramp size", green_gamma_size, gamma_size_error); + print2(size_t, LIBGAMMA_CRTC_INFO_GAMMA_SIZE, "blue gamma ramp size", blue_gamma_size, gamma_size_error); + print(signed, LIBGAMMA_CRTC_INFO_GAMMA_DEPTH, "gamma ramp depth", gamma_depth); + /* Print gamma ramp support */ + if (fields & LIBGAMMA_CRTC_INFO_GAMMA_SUPPORT) { + if (info.gamma_support_error) + libgamma_perror(" (error) gamma support", info.gamma_support_error); + else + printf(" gamma support: %s\n", decision_str(info.gamma_support)); + } + /* Print subpixel order for the monitor */ + if (fields & LIBGAMMA_CRTC_INFO_SUBPIXEL_ORDER) { + if (info.subpixel_order_error) + libgamma_perror(" (error) subpixel order", info.subpixel_order_error); + else + printf(" subpixel order: %s\n", subpixel_order_str(info.subpixel_order)); + } + /* Print connector information */ + print(int, LIBGAMMA_CRTC_INFO_ACTIVE, "active", active); + print(str, LIBGAMMA_CRTC_INFO_CONNECTOR_NAME, "connector name", connector_name); + if (fields & LIBGAMMA_CRTC_INFO_CONNECTOR_TYPE) { + if (info.connector_type_error) + libgamma_perror(" (error) subpixel order", info.connector_type_error); + else + printf(" subpixel order: %s\n", connector_type_str(info.connector_type)); + } + /* Print the gamma characteristics of the monitor */ + print2(float, LIBGAMMA_CRTC_INFO_GAMMA, "red gamma characteristics", gamma_red, gamma_error); + print2(float, LIBGAMMA_CRTC_INFO_GAMMA, "green gamma characteristics", gamma_green, gamma_error); + print2(float, LIBGAMMA_CRTC_INFO_GAMMA, "blue gamma characteristics", gamma_blue, gamma_error); + printf("\n"); + + #undef print #undef print2 - - /* Release resouces. */ - free(info.edid); - free(info.connector_name); -} + /* Release resouces */ + free(info.edid); + free(info.connector_name); +} |