/************************************************************************** * * 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 <christian.koenig@amd.com> * */ #include <assert.h> #include <string.h> #include <stdbool.h> #include <X11/Xlib.h> #include "os/os_thread.h" #include "util/u_memory.h" #include "loader/loader.h" #include "entrypoint.h" #include "vid_dec.h" #include "vid_enc.h" pipe_static_mutex(omx_lock); static Display *omx_display = NULL; static struct vl_screen *omx_screen = NULL; static unsigned omx_usecount = 0; static const char *omx_render_node = NULL; static int drm_fd; int omx_component_library_Setup(stLoaderComponentType **stComponents) { OMX_ERRORTYPE r; if (stComponents == NULL) return 2; /* component 0 - video decoder */ r = vid_dec_LoaderComponent(stComponents[0]); if (r != OMX_ErrorNone) return OMX_ErrorInsufficientResources; /* component 1 - video encoder */ r = vid_enc_LoaderComponent(stComponents[1]); if (r != OMX_ErrorNone) return OMX_ErrorInsufficientResources; return 2; } struct vl_screen *omx_get_screen(void) { static bool first_time = true; pipe_mutex_lock(omx_lock); if (!omx_screen) { if (first_time) { omx_render_node = debug_get_option("OMX_RENDER_NODE", NULL); first_time = false; } if (omx_render_node) { drm_fd = loader_open_device(omx_render_node); if (drm_fd < 0) goto error; omx_screen = vl_drm_screen_create(drm_fd); if (!omx_screen) { close(drm_fd); goto error; } } else { omx_display = XOpenDisplay(NULL); if (!omx_display) goto error; omx_screen = vl_dri2_screen_create(omx_display, 0); if (!omx_screen) { XCloseDisplay(omx_display); goto error; } } } ++omx_usecount; pipe_mutex_unlock(omx_lock); return omx_screen; error: pipe_mutex_unlock(omx_lock); return NULL; } void omx_put_screen(void) { pipe_mutex_lock(omx_lock); if ((--omx_usecount) == 0) { omx_screen->destroy(omx_screen); omx_screen = NULL; if (omx_render_node) close(drm_fd); else XCloseDisplay(omx_display); } pipe_mutex_unlock(omx_lock); } OMX_ERRORTYPE omx_workaround_Destructor(OMX_COMPONENTTYPE *comp) { omx_base_component_PrivateType* priv = (omx_base_component_PrivateType*)comp->pComponentPrivate; priv->state = OMX_StateInvalid; tsem_up(priv->messageSem); /* wait for thread to exit */ pthread_join(priv->messageHandlerThread, NULL); return omx_base_component_Destructor(comp); }