sync with OpenBSD -current

lib/libva/va/x11/va_x11.c

@@ -0,0 +1,187 @@
+/*
+ * Copyright (c) 2007 Intel Corporation. All Rights Reserved.
+ * Copyright (c) 2023 Emil Velikov
+ *
+ * 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_x11.h"
+#include "va_dri2.h"
+#include "va_dri2_priv.h"
+#include "va_dri3.h"
+#include "va_dricommon.h"
+#include "va_nvctrl.h"
+#include "va_fglrx.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <errno.h>
+
+static void va_DisplayContextDestroy(
+    VADisplayContextP pDisplayContext
+)
+{
+    VADriverContextP ctx;
+    struct dri_state *dri_state;
+
+    if (pDisplayContext == NULL)
+        return;
+
+    ctx = pDisplayContext->pDriverContext;
+    dri_state = ctx->drm_state;
+
+    if (dri_state && dri_state->close)
+        dri_state->close(ctx);
+
+    if (dri_state && dri_state->base.fd != -1)
+        close(dri_state->base.fd);
+
+    free(pDisplayContext->pDriverContext->drm_state);
+    free(pDisplayContext->pDriverContext);
+    free(pDisplayContext);
+}
+
+static VAStatus va_DisplayContextGetDriverNames(
+    VADisplayContextP pDisplayContext,
+    char **drivers, unsigned *num_drivers
+)
+{
+    VAStatus vaStatus = VA_STATUS_ERROR_UNKNOWN;
+
+    if (!getenv("LIBVA_DRI3_DISABLE"))
+        vaStatus = va_DRI3_GetDriverNames(pDisplayContext, drivers, num_drivers);
+    if (vaStatus != VA_STATUS_SUCCESS)
+        vaStatus = va_DRI2_GetDriverNames(pDisplayContext, drivers, num_drivers);
+#ifdef HAVE_NVCTRL
+    if (vaStatus != VA_STATUS_SUCCESS)
+        vaStatus = va_NVCTRL_GetDriverNames(pDisplayContext, drivers, num_drivers);
+#endif
+#ifdef HAVE_FGLRX
+    if (vaStatus != VA_STATUS_SUCCESS)
+        vaStatus = va_FGLRX_GetDriverNames(pDisplayContext, drivers, num_drivers);
+#endif
+
+    return vaStatus;
+}
+
+VADisplay vaGetDisplay(
+    Display *native_dpy /* implementation specific */
+)
+{
+    VADisplayContextP pDisplayContext;
+    VADriverContextP  pDriverContext;
+    struct dri_state *dri_state;
+
+    if (!native_dpy)
+        return NULL;
+
+    pDisplayContext = va_newDisplayContext();
+    if (!pDisplayContext)
+        return NULL;
+
+    pDisplayContext->vaDestroy       = va_DisplayContextDestroy;
+    pDisplayContext->vaGetDriverNames = va_DisplayContextGetDriverNames;
+
+    pDriverContext = va_newDriverContext(pDisplayContext);
+    if (!pDriverContext) {
+        free(pDisplayContext);
+        return NULL;
+    }
+
+    pDriverContext->native_dpy   = (void *)native_dpy;
+    pDriverContext->x11_screen   = XDefaultScreen(native_dpy);
+    pDriverContext->display_type = VA_DISPLAY_X11;
+
+    dri_state = calloc(1, sizeof(*dri_state));
+    if (!dri_state) {
+        free(pDisplayContext);
+        free(pDriverContext);
+        return NULL;
+    }
+
+    dri_state->base.fd = -1;
+    dri_state->base.auth_type = VA_NONE;
+
+    pDriverContext->drm_state = dri_state;
+
+    return (VADisplay)pDisplayContext;
+}
+
+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,
+    Drawable draw, /* X 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 */
+)
+{
+    VADriverContextP ctx;
+    VAStatus vaStatus = VA_STATUS_SUCCESS;
+    CHECK_DISPLAY(dpy);
+    ctx = CTX(dpy);
+
+    VA_TRACE_LOG(va_TracePutSurface, dpy, surface, (void *)draw, srcx, srcy, srcw, srch,
+                 destx, desty, destw, desth,
+                 cliprects, number_cliprects, flags);
+
+    vaStatus = ctx->vtable->vaPutSurface(ctx, surface, (void *)draw, srcx, srcy, srcw, srch,
+                                         destx, desty, destw, desth,
+                                         cliprects, number_cliprects, flags);
+    VA_TRACE_RET(dpy, vaStatus);
+    return vaStatus;
+}