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authorReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
committerReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
commitf4092abdf94af6a99aff944d6264bc1284e8bdd4 (patch)
tree2ac1c9cc16ceb93edb2c4382c088dac5aeafdf0f /nx-X11/lib/XvMC/hw/via/viaXvMCPriv.h
parenta840692edc9c6d19cd7c057f68e39c7d95eb767d (diff)
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Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1
Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository
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+/*****************************************************************************
+ * VIA Unichrome XvMC extension client lib.
+ *
+ * Copyright (c) 2004 Thomas Hellström. 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, 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
+ * AUTHOR(S) OR COPYRIGHT HOLDER(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.
+ */
+
+#ifndef _VIAXVMCPRIV_H
+#define _VIAXVMCPRIV_H 1
+
+#include <X11/Xlibint.h>
+#include <X11/extensions/XvMC.h>
+#include <X11/extensions/XvMClib.h>
+#include <stdlib.h>
+#include <X11/Xutil.h>
+#include <X11/extensions/vldXvMC.h>
+#include "via_xvmc.h"
+
+typedef struct{
+ int x;
+ int y;
+ int w;
+ int h;
+} XvMCRegion;
+
+
+extern Status _xvmc_create_context(Display *dpy, XvMCContext *context,
+ int *priv_count, uint **priv_data);
+extern Status _xvmc_destroy_context(Display *dpy, XvMCContext *context);
+extern Status _xvmc_create_surface(Display *dpy, XvMCContext *context,
+ XvMCSurface *surface, int *priv_count,
+ uint **priv_data);
+extern Status _xvmc_destroy_surface(Display *dpy, XvMCSurface *surface);
+extern Status _xvmc_create_subpicture(Display *dpy, XvMCContext *context,
+ XvMCSubpicture *subpicture,
+ int *priv_count, uint **priv_data);
+extern Status _xvmc_destroy_subpicture(Display *dpy,
+ XvMCSubpicture *subpicture);
+
+#define VIA_SUBPIC_PALETTE_SIZE 16 /*Number of colors in subpicture palette*/
+#define VIA_CBUFFERSIZE 4096 /*Hardware command buffer size*/
+#define VIA_MAX_BUFS 2 /*Number of YUV buffers per surface*/
+#define VIA_MAX_RENDSURF 3 /*Maximum numbers of surfaces per context
+ that can answer RENDERING to a rendering
+ query*/
+
+typedef enum{
+ context_drawHash,
+ context_lowLevel,
+ context_mutex,
+ context_sAreaMap,
+ context_fbMap,
+ context_mmioMap,
+ context_drmContext,
+ context_fd,
+ context_driConnection,
+ context_context,
+ context_none
+} ContextRes;
+
+
+typedef struct{
+ unsigned ctxNo; /* XvMC private context reference number */
+ pthread_mutex_t ctxMutex; /* Mutex for multi-threading. Not used */
+ drm_context_t drmcontext; /* The drm context */
+ drm_handle_t fbOffset; /* Handle to drm frame-buffer area */
+ drm_handle_t mmioOffset; /* Handle to drm mmio area */
+ drm_handle_t sAreaOffset; /* Handle to drm shared memory area */
+ unsigned fbSize; /* Size of drm frame-buffer area */
+ unsigned mmioSize; /* Size of drm mmio area */
+ unsigned sAreaSize; /* Size of drm shared memory area */
+ unsigned sAreaPrivOffset; /* Offset in sarea to private part */
+ drmAddress fbAddress; /* Virtual address of frame buffer area */
+ drmAddress mmioAddress; /* Virtual address of mmio area */
+ drmAddress sAreaAddress; /* Virtual address of shared memory area */
+ char busIdString[21]; /* Busid of video card */
+ unsigned yStride; /* Y stride of surfaces in this context */
+ int fd; /* FD for connection to drm module */
+ unsigned char intra_quantiser_matrix[64];
+ unsigned char non_intra_quantiser_matrix[64];
+ unsigned char chroma_intra_quantiser_matrix[64];
+ unsigned char chroma_non_intra_quantiser_matrix[64];
+ unsigned rendSurf[VIA_MAX_RENDSURF]; /* Which surfaces answer rendering to
+ a rendering query */
+ int decoderOn; /* Decoder switched on ? */
+ int intraLoaded; /* Intra quantiser matrix loaded in
+ decoder? */
+ int nonIntraLoaded; /* Non-Intra quantiser matrix loaded
+ in decoder */
+ int chromaIntraLoaded;
+ int chromaNonIntraLoaded;
+ int haveDecoder; /* Does this context own decoder? */
+ int attribChanged; /* Attributes have changed and need to
+ be uploaded to Xv at next frame
+ display */
+ drmLockPtr hwLock; /* Virtual address Pointer to the
+ heavyweight drm hardware lock */
+ unsigned xvMCPort; /* XvMC private port. Corresponds to
+ an Xv port, but not by number */
+ ViaXvMCAttrHolder attrib; /* This contexts attributes and their
+ values */
+ XvAttribute attribDesc[VIA_NUM_XVMC_ATTRIBUTES]; /* Attribute decriptions */
+ int useAGP; /* Use the AGP ringbuffer to upload data to the chip */
+ void *xl; /* Lowlevel context. Opaque to us. */
+ int haveXv; /* Have I initialized the Xv
+ connection for this surface? */
+ XvImage *xvImage; /* Fake Xv Image used for command
+ buffer transport to the X server */
+ GC gc; /* X GC needed for displaying */
+ Drawable draw; /* Drawable to undisplay from */
+ XvPortID port; /* Xv Port ID when displaying */
+ int lastSrfDisplaying;
+ ContextRes resources;
+ CARD32 timeStamp;
+ CARD32 videoTimeStamp;
+ XID id;
+ unsigned screen;
+ unsigned depth;
+ unsigned stride;
+ XVisualInfo visualInfo;
+ void *drawHash;
+ CARD32 chipId;
+ XvMCRegion sRegion;
+ XvMCRegion dRegion;
+}ViaXvMCContext;
+
+typedef struct{
+ pthread_mutex_t subMutex; /* Currently not used. */
+ unsigned srfNo; /* XvMC private surface number */
+ unsigned offset; /* Offset into frame-buffer area */
+ unsigned stride; /* Storage stride */
+ unsigned width; /* Width */
+ unsigned height; /* Height */
+ CARD32 palette[VIA_SUBPIC_PALETTE_SIZE]; /* YUV Palette */
+ ViaXvMCContext *privContext; /* Pointer to context private data */
+ int ia44; /* IA44 or AI44 format */
+ int needsSync;
+ CARD32 timeStamp;
+}ViaXvMCSubPicture;
+
+
+typedef struct{
+ pthread_mutex_t srfMutex; /* For multithreading. Not used. */
+ pthread_cond_t bufferAvailable; /* For multithreading. Not used. */
+ unsigned srfNo; /* XvMC private surface numbers */
+ unsigned numBuffers; /* Number of picture buffers */
+ unsigned curBuf; /* Which is the current buffer? */
+ unsigned offsets[VIA_MAX_BUFS]; /* Offsets of picture buffers
+ into the frame-buffer area */
+ unsigned yStride; /* Stride of YUV420 Y component. */
+ unsigned width; /* Dimensions */
+ unsigned height;
+ int progressiveSequence; /* Mpeg progressive picture? Hmm? */
+ ViaXvMCContext *privContext; /* XvMC context private part. */
+ ViaXvMCSubPicture *privSubPic; /* Subpicture to be blended when
+ displaying. NULL if none. */
+ int needsSync;
+ int syncMode;
+ CARD32 timeStamp;
+ int topFieldFirst;
+}ViaXvMCSurface;
+
+/*
+ * Take and release the global drm hardware lock.
+ */
+
+#define HW_LOCK(ctx) \
+ DRM_LOCK((ctx)->fd,(ctx)->hwLock,(ctx)->drmcontext,0)
+#define HW_UNLOCK(ctx) \
+ DRM_UNLOCK((ctx)->fd,(ctx->hwLock),(ctx)->drmcontext)
+
+/*
+ * Low-level Mpeg functions in viaLowLevel.c
+ */
+
+#define VIABLIT_TRANSCOPY 0
+#define VIABLIT_COPY 1
+#define VIABLIT_FILL 2
+
+
+#endif