mirror of
https://github.com/libretro/RetroArch.git
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142 lines
4.2 KiB
C
142 lines
4.2 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2014 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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static const camera_driver_t *camera_drivers[] = {
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#ifdef HAVE_V4L2
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&camera_v4l2,
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#endif
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#ifdef EMSCRIPTEN
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&camera_rwebcam,
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#endif
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#ifdef ANDROID
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&camera_android,
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#endif
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#ifdef IOS
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&camera_ios,
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#endif
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NULL,
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};
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static int find_camera_driver_index(const char *driver)
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{
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unsigned i;
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for (i = 0; camera_drivers[i]; i++)
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if (strcasecmp(driver, camera_drivers[i]->ident) == 0)
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return i;
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return -1;
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}
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static void find_camera_driver(void)
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{
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int i = find_camera_driver_index(g_settings.camera.driver);
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if (i >= 0)
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driver.camera = camera_drivers[i];
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else
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{
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unsigned d;
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RARCH_ERR("Couldn't find any camera driver named \"%s\"\n", g_settings.camera.driver);
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RARCH_LOG_OUTPUT("Available camera drivers are:\n");
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for (d = 0; camera_drivers[d]; d++)
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RARCH_LOG_OUTPUT("\t%s\n", camera_drivers[d]->ident);
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rarch_fail(1, "find_camera_driver()");
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}
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}
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void find_prev_camera_driver(void)
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{
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int i = find_camera_driver_index(g_settings.camera.driver);
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if (i > 0)
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strlcpy(g_settings.camera.driver, camera_drivers[i - 1]->ident, sizeof(g_settings.camera.driver));
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else
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RARCH_WARN("Couldn't find any previous camera driver (current one: \"%s\").\n", g_settings.camera.driver);
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}
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void find_next_camera_driver(void)
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{
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int i = find_camera_driver_index(g_settings.camera.driver);
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if (i >= 0 && camera_drivers[i + 1])
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strlcpy(g_settings.camera.driver, camera_drivers[i + 1]->ident, sizeof(g_settings.camera.driver));
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else
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RARCH_WARN("Couldn't find any next camera driver (current one: \"%s\").\n", g_settings.camera.driver);
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}
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bool driver_camera_start(void)
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{
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if (driver.camera && driver.camera_data && driver.camera->start)
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{
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if (g_settings.camera.allow)
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return driver.camera->start(driver.camera_data);
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else
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msg_queue_push(g_extern.msg_queue, "Camera is explicitly disabled.\n", 1, 180);
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return false;
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}
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else
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return false;
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}
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void driver_camera_stop(void)
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{
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if (driver.camera && driver.camera->stop && driver.camera_data)
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driver.camera->stop(driver.camera_data);
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}
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void driver_camera_poll(void)
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{
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if (driver.camera && driver.camera->poll && driver.camera_data)
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{
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driver.camera->poll(driver.camera_data,
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g_extern.system.camera_callback.frame_raw_framebuffer,
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g_extern.system.camera_callback.frame_opengl_texture);
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}
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}
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void init_camera(void)
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{
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// Resource leaks will follow if camera is initialized twice.
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if (driver.camera_data)
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return;
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find_camera_driver();
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driver.camera_data = camera_init_func(
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*g_settings.camera.device ? g_settings.camera.device : NULL,
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g_extern.system.camera_callback.caps,
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g_settings.camera.width ? g_settings.camera.width : g_extern.system.camera_callback.width,
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g_settings.camera.height ? g_settings.camera.height : g_extern.system.camera_callback.height);
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if (!driver.camera_data)
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{
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RARCH_ERR("Failed to initialize camera driver. Will continue without camera.\n");
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g_extern.camera_active = false;
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}
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if (g_extern.system.camera_callback.initialized)
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g_extern.system.camera_callback.initialized();
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}
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void uninit_camera(void)
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{
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if (driver.camera_data && driver.camera)
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{
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if (g_extern.system.camera_callback.deinitialized)
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g_extern.system.camera_callback.deinitialized();
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if (driver.camera->free)
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driver.camera->free(driver.camera_data);
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}
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}
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