/************************************************************************** * * Copyright 2013 Advanced Micro Devices, Inc. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sub license, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * **************************************************************************/ /* * Authors: * Christian König * */ #include #include #include #include "os/os_thread.h" #include "util/u_memory.h" #include "entrypoint.h" #include "vid_dec.h" pipe_static_mutex(omx_lock); static Display *omx_display = NULL; static struct vl_screen *omx_screen = NULL; static unsigned omx_usecount = 0; int omx_component_library_Setup(stLoaderComponentType **stComponents) { OMX_ERRORTYPE r; if (stComponents == NULL) return 1; r = vid_dec_LoaderComponent(stComponents[0]); if (r != OMX_ErrorNone) return r; return 1; } struct vl_screen *omx_get_screen(void) { pipe_mutex_lock(omx_lock); if (!omx_display) { omx_display = XOpenDisplay(NULL); if (!omx_display) { pipe_mutex_unlock(omx_lock); return NULL; } } if (!omx_screen) { omx_screen = vl_screen_create(omx_display, 0); if (!omx_screen) { pipe_mutex_unlock(omx_lock); return NULL; } } ++omx_usecount; pipe_mutex_unlock(omx_lock); return omx_screen; } void omx_put_screen(void) { pipe_mutex_lock(omx_lock); if ((--omx_usecount) == 0) { vl_screen_destroy(omx_screen); XCloseDisplay(omx_display); omx_screen = NULL; omx_display = NULL; } pipe_mutex_unlock(omx_lock); }