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+/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86xvmc.h,v 1.7 2003/10/08 22:31:59 mvojkovi Exp $ */
+
+/*
+ * Copyright (c) 2001 by The XFree86 Project, Inc.
+ *
+ * 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, sublicense,
+ * 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 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 NONINFRINGEMENT. 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.
+ *
+ * Except as contained in this notice, the name of the copyright holder(s)
+ * and author(s) shall not be used in advertising or otherwise to promote
+ * the sale, use or other dealings in this Software without prior written
+ * authorization from the copyright holder(s) and author(s).
+ */
+
+#ifndef _XF86XVMC_H
+#define _XF86XVMC_H
+
+#include "xvmcext.h"
+#include "xf86xv.h"
+
+typedef struct {
+ int num_xvimages;
+ int *xvimage_ids; /* reference the subpictures in the XF86MCAdaptorRec */
+} XF86MCImageIDList;
+
+typedef struct {
+ int surface_type_id; /* Driver generated. Must be unique on the port */
+ int chroma_format;
+ int color_description; /* no longer used */
+ unsigned short max_width;
+ unsigned short max_height;
+ unsigned short subpicture_max_width;
+ unsigned short subpicture_max_height;
+ int mc_type;
+ int flags;
+ XF86MCImageIDList *compatible_subpictures; /* can be null, if none */
+} XF86MCSurfaceInfoRec, *XF86MCSurfaceInfoPtr;
+
+
+/*
+ xf86XvMCCreateContextProc
+
+ DIX will fill everything out in the context except the driver_priv.
+ The port_priv holds the private data specified for the port when
+ Xv was initialized by the driver.
+ The driver may store whatever it wants in driver_priv and edit
+ the width, height and flags. If the driver wants to return something
+ to the client it can allocate space in priv and specify the number
+ of 32 bit words in num_priv. This must be dynamically allocated
+ space because DIX will free it after it passes it to the client.
+*/
+
+
+typedef int (*xf86XvMCCreateContextProcPtr) (
+ ScrnInfoPtr pScrn,
+ XvMCContextPtr context,
+ int *num_priv,
+ CARD32 **priv
+);
+
+typedef void (*xf86XvMCDestroyContextProcPtr) (
+ ScrnInfoPtr pScrn,
+ XvMCContextPtr context
+);
+
+/*
+ xf86XvMCCreateSurfaceProc
+
+ DIX will fill everything out in the surface except the driver_priv.
+ The driver may store whatever it wants in driver_priv. The driver
+ may pass data back to the client in the same manner as the
+ xf86XvMCCreateContextProc.
+*/
+
+
+typedef int (*xf86XvMCCreateSurfaceProcPtr) (
+ ScrnInfoPtr pScrn,
+ XvMCSurfacePtr surface,
+ int *num_priv,
+ CARD32 **priv
+);
+
+typedef void (*xf86XvMCDestroySurfaceProcPtr) (
+ ScrnInfoPtr pScrn,
+ XvMCSurfacePtr surface
+);
+
+/*
+ xf86XvMCCreateSubpictureProc
+
+ DIX will fill everything out in the subpicture except the driver_priv,
+ num_palette_entries, entry_bytes and component_order. The driver may
+ store whatever it wants in driver_priv and edit the width and height.
+ If it is a paletted subpicture the driver needs to fill out the
+ num_palette_entries, entry_bytes and component_order. These are
+ not communicated to the client until the time the surface is
+ created.
+
+ The driver may pass data back to the client in the same manner as the
+ xf86XvMCCreateContextProc.
+*/
+
+
+typedef int (*xf86XvMCCreateSubpictureProcPtr) (
+ ScrnInfoPtr pScrn,
+ XvMCSubpicturePtr subpicture,
+ int *num_priv,
+ CARD32 **priv
+);
+
+typedef void (*xf86XvMCDestroySubpictureProcPtr) (
+ ScrnInfoPtr pScrn,
+ XvMCSubpicturePtr subpicture
+);
+
+
+typedef struct {
+ char *name;
+ int num_surfaces;
+ XF86MCSurfaceInfoPtr *surfaces;
+ int num_subpictures;
+ XF86ImagePtr *subpictures;
+ xf86XvMCCreateContextProcPtr CreateContext;
+ xf86XvMCDestroyContextProcPtr DestroyContext;
+ xf86XvMCCreateSurfaceProcPtr CreateSurface;
+ xf86XvMCDestroySurfaceProcPtr DestroySurface;
+ xf86XvMCCreateSubpictureProcPtr CreateSubpicture;
+ xf86XvMCDestroySubpictureProcPtr DestroySubpicture;
+} XF86MCAdaptorRec, *XF86MCAdaptorPtr;
+
+/*
+ xf86XvMCScreenInit
+
+ Unlike Xv, the adaptor data is not copied from this structure.
+ This structure's data is used so it must stick around for the
+ life of the server. Note that it's an array of pointers not
+ an array of structures.
+*/
+
+Bool xf86XvMCScreenInit(
+ ScreenPtr pScreen,
+ int num_adaptors,
+ XF86MCAdaptorPtr *adaptors
+);
+
+XF86MCAdaptorPtr xf86XvMCCreateAdaptorRec (void);
+void xf86XvMCDestroyAdaptorRec(XF86MCAdaptorPtr adaptor);
+
+#endif /* _XF86XVMC_H */