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/**************************************************************************
*
* 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 <X11/Xlib.h>
#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);
}
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);
}
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