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/*
* Copyright (c) 2007 Intel Corporation. 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 PRECISION INSIGHT AND/OR ITS SUPPLIERS 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.
*/
#define _GNU_SOURCE 1
#include "sysdeps.h"
#include "va.h"
#include "va_backend.h"
#include "va_internal.h"
#include "va_trace.h"
#include "va_fool.h"
#include "va_android.h"
#include "va_drmcommon.h"
#include "va_drm_utils.h"
#include <stdarg.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <dlfcn.h>
#include <errno.h>
#define CHECK_SYMBOL(func) { if (!func) printf("func %s not found\n", #func); return VA_STATUS_ERROR_UNKNOWN; }
#define DEVICE_NAME "/dev/dri/renderD128"
static int open_device (char *dev_name)
{
struct stat st;
int fd;
if (-1 == stat (dev_name, &st))
{
printf ("Cannot identify '%s': %d, %s\n",
dev_name, errno, strerror (errno));
return -1;
}
if (!S_ISCHR (st.st_mode))
{
printf ("%s is no device\n", dev_name);
return -1;
}
fd = open (dev_name, O_RDWR);
if (-1 == fd)
{
fprintf (stderr, "Cannot open '%s': %d, %s\n",
dev_name, errno, strerror (errno));
return -1;
}
return fd;
}
static int va_DisplayContextIsValid (
VADisplayContextP pDisplayContext
)
{
return (pDisplayContext != NULL &&
pDisplayContext->pDriverContext != NULL);
}
static void va_DisplayContextDestroy (
VADisplayContextP pDisplayContext
)
{
struct drm_state *drm_state;
if (pDisplayContext == NULL)
return;
/* close the open-ed DRM fd */
drm_state = (struct drm_state *)pDisplayContext->pDriverContext->drm_state;
close(drm_state->fd);
free(pDisplayContext->pDriverContext->drm_state);
free(pDisplayContext->pDriverContext);
free(pDisplayContext);
}
static VAStatus va_DisplayContextGetDriverName (
VADisplayContextP pDisplayContext,
char **driver_name
)
{
VADriverContextP const ctx = pDisplayContext->pDriverContext;
struct drm_state * drm_state = (struct drm_state *)ctx->drm_state;
memset(drm_state, 0, sizeof(*drm_state));
drm_state->fd = open_device((char *)DEVICE_NAME);
if (drm_state->fd < 0) {
fprintf(stderr,"can't open DRM devices\n");
return VA_STATUS_ERROR_UNKNOWN;
}
drm_state->auth_type = VA_DRM_AUTH_CUSTOM;
return VA_DRM_GetDriverName(ctx, driver_name);
}
VADisplay vaGetDisplay (
void *native_dpy /* implementation specific */
)
{
VADisplay dpy = NULL;
VADisplayContextP pDisplayContext;
if (!native_dpy)
return NULL;
if (!dpy)
{
/* create new entry */
VADriverContextP pDriverContext = 0;
struct drm_state *drm_state = 0;
pDisplayContext = va_newDisplayContext();
pDriverContext = (VADriverContextP)calloc(1, sizeof(*pDriverContext));
drm_state = (struct drm_state*)calloc(1, sizeof(*drm_state));
if (pDisplayContext && pDriverContext && drm_state)
{
pDriverContext->native_dpy = (void *)native_dpy;
pDriverContext->display_type = VA_DISPLAY_ANDROID;
pDisplayContext->pDriverContext = pDriverContext;
pDisplayContext->vaIsValid = va_DisplayContextIsValid;
pDisplayContext->vaDestroy = va_DisplayContextDestroy;
pDisplayContext->vaGetDriverName = va_DisplayContextGetDriverName;
pDriverContext->drm_state = drm_state;
dpy = (VADisplay)pDisplayContext;
}
else
{
if (pDisplayContext)
free(pDisplayContext);
if (pDriverContext)
free(pDriverContext);
if (drm_state)
free(drm_state);
}
}
return dpy;
}
extern "C" {
extern int va_fool_postp; /* do nothing for vaPutSurface if set */
extern int va_trace_flag; /* trace vaPutSurface parameters */
void va_TracePutSurface (
VADisplay dpy,
VASurfaceID surface,
void *draw, /* the target Drawable */
short srcx,
short srcy,
unsigned short srcw,
unsigned short srch,
short destx,
short desty,
unsigned short destw,
unsigned short desth,
VARectangle *cliprects, /* client supplied clip list */
unsigned int number_cliprects, /* number of clip rects in the clip list */
unsigned int flags /* de-interlacing flags */
);
}
VAStatus vaPutSurface (
VADisplay dpy,
VASurfaceID surface,
sp<ANativeWindow> draw, /* Android Native Window */
short srcx,
short srcy,
unsigned short srcw,
unsigned short srch,
short destx,
short desty,
unsigned short destw,
unsigned short desth,
VARectangle *cliprects, /* client supplied clip list */
unsigned int number_cliprects, /* number of clip rects in the clip list */
unsigned int flags /* de-interlacing flags */
)
{
VADriverContextP ctx;
if (va_fool_postp)
return VA_STATUS_SUCCESS;
if (draw == NULL)
return VA_STATUS_ERROR_UNKNOWN;
CHECK_DISPLAY(dpy);
ctx = CTX(dpy);
VA_TRACE_LOG(va_TracePutSurface, dpy, surface, static_cast<void*>(&draw), srcx, srcy, srcw, srch,
destx, desty, destw, desth,
cliprects, number_cliprects, flags );
return ctx->vtable->vaPutSurface( ctx, surface, static_cast<void*>(&draw), srcx, srcy, srcw, srch,
destx, desty, destw, desth,
cliprects, number_cliprects, flags );
}
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