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Diffstat (limited to 'xorg-server/hw/xfree86/common/xf86xvmc.c')
-rw-r--r--xorg-server/hw/xfree86/common/xf86xvmc.c229
1 files changed, 229 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/common/xf86xvmc.c b/xorg-server/hw/xfree86/common/xf86xvmc.c
new file mode 100644
index 000000000..05267a240
--- /dev/null
+++ b/xorg-server/hw/xfree86/common/xf86xvmc.c
@@ -0,0 +1,229 @@
+
+/*
+ * Copyright (c) 2001-2003 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).
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include "misc.h"
+#include "xf86.h"
+#include "xf86_OSproc.h"
+
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include "scrnintstr.h"
+#include "resource.h"
+#include "dixstruct.h"
+
+#include "xvmodproc.h"
+
+#include "xf86xvpriv.h"
+#include "xf86xvmc.h"
+
+typedef int (*XvMCScreenInitProcPtr)(ScreenPtr, int, XvMCAdaptorPtr);
+_X_EXPORT XvMCScreenInitProcPtr XvMCScreenInitProc = NULL;
+
+
+typedef struct {
+ CloseScreenProcPtr CloseScreen;
+ int num_adaptors;
+ XF86MCAdaptorPtr *adaptors;
+ XvMCAdaptorPtr dixinfo;
+} xf86XvMCScreenRec, *xf86XvMCScreenPtr;
+
+static DevPrivateKey XF86XvMCScreenKey = &XF86XvMCScreenKey;
+
+#define XF86XVMC_GET_PRIVATE(pScreen) (xf86XvMCScreenPtr) \
+ dixLookupPrivate(&(pScreen)->devPrivates, XF86XvMCScreenKey)
+
+
+static int
+xf86XvMCCreateContext (
+ XvPortPtr pPort,
+ XvMCContextPtr pContext,
+ int *num_priv,
+ CARD32 **priv
+)
+{
+ xf86XvMCScreenPtr pScreenPriv = XF86XVMC_GET_PRIVATE(pContext->pScreen);
+ ScrnInfoPtr pScrn = xf86Screens[pContext->pScreen->myNum];
+
+ pContext->port_priv = (XvPortRecPrivatePtr)(pPort->devPriv.ptr);
+
+ return (*pScreenPriv->adaptors[pContext->adapt_num]->CreateContext)(
+ pScrn, pContext, num_priv, priv);
+}
+
+static void
+xf86XvMCDestroyContext ( XvMCContextPtr pContext)
+{
+ xf86XvMCScreenPtr pScreenPriv = XF86XVMC_GET_PRIVATE(pContext->pScreen);
+ ScrnInfoPtr pScrn = xf86Screens[pContext->pScreen->myNum];
+
+ (*pScreenPriv->adaptors[pContext->adapt_num]->DestroyContext)(
+ pScrn, pContext);
+}
+
+static int
+xf86XvMCCreateSurface (
+ XvMCSurfacePtr pSurface,
+ int *num_priv,
+ CARD32 **priv
+)
+{
+ XvMCContextPtr pContext = pSurface->context;
+ xf86XvMCScreenPtr pScreenPriv = XF86XVMC_GET_PRIVATE(pContext->pScreen);
+ ScrnInfoPtr pScrn = xf86Screens[pContext->pScreen->myNum];
+
+ return (*pScreenPriv->adaptors[pContext->adapt_num]->CreateSurface)(
+ pScrn, pSurface, num_priv, priv);
+}
+
+static void
+xf86XvMCDestroySurface (XvMCSurfacePtr pSurface)
+{
+ XvMCContextPtr pContext = pSurface->context;
+ xf86XvMCScreenPtr pScreenPriv = XF86XVMC_GET_PRIVATE(pContext->pScreen);
+ ScrnInfoPtr pScrn = xf86Screens[pContext->pScreen->myNum];
+
+ (*pScreenPriv->adaptors[pContext->adapt_num]->DestroySurface)(
+ pScrn, pSurface);
+}
+
+static int
+xf86XvMCCreateSubpicture (
+ XvMCSubpicturePtr pSubpicture,
+ int *num_priv,
+ CARD32 **priv
+)
+{
+ XvMCContextPtr pContext = pSubpicture->context;
+ xf86XvMCScreenPtr pScreenPriv = XF86XVMC_GET_PRIVATE(pContext->pScreen);
+ ScrnInfoPtr pScrn = xf86Screens[pContext->pScreen->myNum];
+
+ return (*pScreenPriv->adaptors[pContext->adapt_num]->CreateSubpicture)(
+ pScrn, pSubpicture, num_priv, priv);
+}
+
+static void
+xf86XvMCDestroySubpicture (XvMCSubpicturePtr pSubpicture)
+{
+ XvMCContextPtr pContext = pSubpicture->context;
+ xf86XvMCScreenPtr pScreenPriv = XF86XVMC_GET_PRIVATE(pContext->pScreen);
+ ScrnInfoPtr pScrn = xf86Screens[pContext->pScreen->myNum];
+
+ (*pScreenPriv->adaptors[pContext->adapt_num]->DestroySubpicture)(
+ pScrn, pSubpicture);
+}
+
+
+static Bool
+xf86XvMCCloseScreen (int i, ScreenPtr pScreen)
+{
+ xf86XvMCScreenPtr pScreenPriv = XF86XVMC_GET_PRIVATE(pScreen);
+
+ pScreen->CloseScreen = pScreenPriv->CloseScreen;
+
+ xfree(pScreenPriv->dixinfo);
+ xfree(pScreenPriv);
+
+ return (*pScreen->CloseScreen)(i, pScreen);
+}
+
+_X_EXPORT Bool xf86XvMCScreenInit(
+ ScreenPtr pScreen,
+ int num_adaptors,
+ XF86MCAdaptorPtr *adaptors
+)
+{
+ XvMCAdaptorPtr pAdapt;
+ xf86XvMCScreenPtr pScreenPriv;
+ XvScreenPtr pxvs = (XvScreenPtr)dixLookupPrivate(&pScreen->devPrivates,
+ XF86XvScreenKey);
+ int i, j;
+
+ if(!XvMCScreenInitProc) return FALSE;
+
+ if(!(pAdapt = xalloc(sizeof(XvMCAdaptorRec) * num_adaptors)))
+ return FALSE;
+
+ if(!(pScreenPriv = xalloc(sizeof(xf86XvMCScreenRec)))) {
+ xfree(pAdapt);
+ return FALSE;
+ }
+
+ dixSetPrivate(&pScreen->devPrivates, XF86XvMCScreenKey, pScreenPriv);
+
+ pScreenPriv->CloseScreen = pScreen->CloseScreen;
+ pScreen->CloseScreen = xf86XvMCCloseScreen;
+
+ pScreenPriv->num_adaptors = num_adaptors;
+ pScreenPriv->adaptors = adaptors;
+ pScreenPriv->dixinfo = pAdapt;
+
+ for(i = 0; i < num_adaptors; i++) {
+ pAdapt[i].xv_adaptor = NULL;
+ for(j = 0; j < pxvs->nAdaptors; j++) {
+ if(!strcmp((*adaptors)->name, pxvs->pAdaptors[j].name)) {
+ pAdapt[i].xv_adaptor = &(pxvs->pAdaptors[j]);
+ break;
+ }
+ }
+ if(!pAdapt[i].xv_adaptor) {
+ /* no adaptor by that name */
+ xfree(pAdapt);
+ return FALSE;
+ }
+ pAdapt[i].num_surfaces = (*adaptors)->num_surfaces;
+ pAdapt[i].surfaces = (XvMCSurfaceInfoPtr*)((*adaptors)->surfaces);
+ pAdapt[i].num_subpictures = (*adaptors)->num_subpictures;
+ pAdapt[i].subpictures = (XvImagePtr*)((*adaptors)->subpictures);
+ pAdapt[i].CreateContext = xf86XvMCCreateContext;
+ pAdapt[i].DestroyContext = xf86XvMCDestroyContext;
+ pAdapt[i].CreateSurface = xf86XvMCCreateSurface;
+ pAdapt[i].DestroySurface = xf86XvMCDestroySurface;
+ pAdapt[i].CreateSubpicture = xf86XvMCCreateSubpicture;
+ pAdapt[i].DestroySubpicture = xf86XvMCDestroySubpicture;
+ adaptors++;
+ }
+
+ if(Success != (*XvMCScreenInitProc)(pScreen, num_adaptors, pAdapt))
+ return FALSE;
+
+ return TRUE;
+}
+
+_X_EXPORT XF86MCAdaptorPtr xf86XvMCCreateAdaptorRec (void)
+{
+ return xcalloc(1, sizeof(XF86MCAdaptorRec));
+}
+
+_X_EXPORT void xf86XvMCDestroyAdaptorRec(XF86MCAdaptorPtr adaptor)
+{
+ xfree(adaptor);
+}