xserver git update 15/5/2010

1 files changed, 1012 insertions, 1012 deletions

diff --git a/xorg-server/hw/kdrive/ephyr/ephyrhostvideo.c b/xorg-server/hw/kdrive/ephyr/ephyrhostvideo.c
index f4a1b9d17..60f200629 100644
--- a/xorg-server/hw/kdrive/ephyr/ephyrhostvideo.c
+++ b/xorg-server/hw/kdrive/ephyr/ephyrhostvideo.c
@@ -1,1012 +1,1012 @@
-/*
- * Xephyr - A kdrive X server thats runs in a host X window.
- *          Authored by Matthew Allum <mallum@openedhand.com>
- * 
- * Copyright © 2007 OpenedHand Ltd 
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of OpenedHand Ltd not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. OpenedHand Ltd makes no
- * representations about the suitability of this software for any purpose.  It
- * is provided "as is" without express or implied warranty.
- *
- * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- *
- * Authors:
- *    Dodji Seketeli <dodji@openedhand.com>
- */
-#ifdef HAVE_CONFIG_H
-#include <kdrive-config.h>
-#endif
-/*
- * including some server headers (like kdrive-config.h)
- * might define the macro _XSERVER64
- * on 64 bits machines. That macro must _NOT_ be defined for Xlib
- * client code, otherwise bad things happen.
- * So let's undef that macro if necessary.
- */
-#ifdef _XSERVER64
-#undef _XSERVER64
-#endif
-#include <X11/Xutil.h>
-#include <X11/Xlibint.h>
-#include <X11/extensions/Xvlib.h>
-#include <X11/extensions/Xvproto.h>
-#include <X11/extensions/Xext.h>
-#include <X11/extensions/extutil.h>
-#define _HAVE_XALLOC_DECLS
-
-#include "hostx.h"
-#include "ephyrhostvideo.h"
-#include "ephyrlog.h"
-
-#ifndef TRUE
-#define TRUE 1
-#endif /*TRUE*/
-
-#ifndef FALSE
-#define FALSE 0
-#endif /*FALSE*/
-
-static XExtensionInfo _xv_info_data;
-static XExtensionInfo *xv_info = &_xv_info_data;
-static char *xv_extension_name = XvName;
-static char *xv_error_string(Display *dpy, int code, XExtCodes *codes,
-                             char * buf, int n);
-static int xv_close_display(Display *dpy, XExtCodes *codes);
-static Bool xv_wire_to_event(Display *dpy, XEvent *host, xEvent *wire);
-
-static XExtensionHooks xv_extension_hooks = {
-    NULL,                               /* create_gc */
-    NULL,                               /* copy_gc */
-    NULL,                               /* flush_gc */
-    NULL,                               /* free_gc */
-    NULL,                               /* create_font */
-    NULL,                               /* free_font */
-    xv_close_display,                   /* close_display */
-    xv_wire_to_event,                   /* wire_to_event */
-    NULL,                               /* event_to_wire */
-    NULL,                               /* error */
-    xv_error_string                     /* error_string */
-};
-
-
-static char *xv_error_list[] =
-{
-   "BadPort",       /* XvBadPort     */
-   "BadEncoding",   /* XvBadEncoding */
-   "BadControl"     /* XvBadControl  */
-};
-
-
-#define XvCheckExtension(dpy, i, val) \
-  XextCheckExtension(dpy, i, xv_extension_name, val)
-#define XvGetReq(name, req) \
-        WORD64ALIGN\
-        if ((dpy->bufptr + SIZEOF(xv##name##Req)) > dpy->bufmax)\
-                _XFlush(dpy);\
-        req = (xv##name##Req *)(dpy->last_req = dpy->bufptr);\
-        req->reqType = info->codes->major_opcode;\
-        req->xvReqType = xv_##name; \
-        req->length = (SIZEOF(xv##name##Req))>>2;\
-        dpy->bufptr += SIZEOF(xv##name##Req);\
-        dpy->request++
-
-static XEXT_GENERATE_CLOSE_DISPLAY (xv_close_display, xv_info)
-
-
-static XEXT_GENERATE_FIND_DISPLAY (xv_find_display, xv_info,
-                                   xv_extension_name,
-                                   &xv_extension_hooks,
-                                   XvNumEvents, NULL)
-
-static XEXT_GENERATE_ERROR_STRING (xv_error_string, xv_extension_name,
-                                   XvNumErrors, xv_error_list)
-
-struct _EphyrHostXVAdaptorArray {
-    XvAdaptorInfo *adaptors ;
-    unsigned int nb_adaptors ;
-};
-
-/*heavily copied from libx11*/
-#define BUFSIZE 2048
-static void
-ephyrHostXVLogXErrorEvent (Display *a_display,
-                           XErrorEvent *a_err_event,
-                           FILE *a_fp)
-{
-    char buffer[BUFSIZ];
-    char mesg[BUFSIZ];
-    char number[32];
-    const char *mtype = "XlibMessage";
-    register _XExtension *ext = (_XExtension *)NULL;
-    _XExtension *bext = (_XExtension *)NULL;
-    Display *dpy = a_display ;
-
-    XGetErrorText(dpy, a_err_event->error_code, buffer, BUFSIZ);
-    XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
-    (void) fprintf(a_fp, "%s:  %s\n  ", mesg, buffer);
-    XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d",
-            mesg, BUFSIZ);
-    (void) fprintf(a_fp, mesg, a_err_event->request_code);
-    if (a_err_event->request_code < 128) {
-        sprintf(number, "%d", a_err_event->request_code);
-        XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
-    } else {
-        for (ext = dpy->ext_procs;
-                ext && (ext->codes.major_opcode != a_err_event->request_code);
-                ext = ext->next)
-            ; 
-        if (ext)
-            strcpy(buffer, ext->name);
-        else
-            buffer[0] = '\0';
-    }
-    (void) fprintf(a_fp, " (%s)\n", buffer);
-    if (a_err_event->request_code >= 128) {
-        XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
-                mesg, BUFSIZ);
-        fputs("  ", a_fp);
-        (void) fprintf(a_fp, mesg, a_err_event->minor_code);
-        if (ext) {
-            sprintf(mesg, "%s.%d", ext->name, a_err_event->minor_code);
-            XGetErrorDatabaseText(dpy, "XRequest", mesg, "", buffer, BUFSIZ);
-            (void) fprintf(a_fp, " (%s)", buffer);
-        }
-        fputs("\n", a_fp);
-    }
-    if (a_err_event->error_code >= 128) { 
-        /* kludge, try to find the extension that caused it */
-        buffer[0] = '\0';
-        for (ext = dpy->ext_procs; ext; ext = ext->next) {
-            if (ext->error_string)
-                (*ext->error_string)(dpy, a_err_event->error_code, &ext->codes,
-                        buffer, BUFSIZ);
-            if (buffer[0]) {
-                bext = ext;
-                break;
-            }
-            if (ext->codes.first_error &&
-                    ext->codes.first_error < (int)a_err_event->error_code &&
-                    (!bext || ext->codes.first_error > bext->codes.first_error))
-                bext = ext;
-        }
-        if (bext)
-            sprintf(buffer, "%s.%d", bext->name,
-                    a_err_event->error_code - bext->codes.first_error);
-        else
-            strcpy(buffer, "Value");
-        XGetErrorDatabaseText(dpy, mtype, buffer, "", mesg, BUFSIZ);
-        if (mesg[0]) {
-            fputs("  ", a_fp);
-            (void) fprintf(a_fp, mesg, a_err_event->resourceid);
-            fputs("\n", a_fp);
-        }
-        /* let extensions try to print the values */
-        for (ext = dpy->ext_procs; ext; ext = ext->next) {
-            if (ext->error_values)
-                (*ext->error_values)(dpy, a_err_event, a_fp);
-        }
-    } else if ((a_err_event->error_code == BadWindow) ||
-            (a_err_event->error_code == BadPixmap) ||
-            (a_err_event->error_code == BadCursor) ||
-            (a_err_event->error_code == BadFont) ||
-            (a_err_event->error_code == BadDrawable) ||
-            (a_err_event->error_code == BadColor) ||
-            (a_err_event->error_code == BadGC) ||
-            (a_err_event->error_code == BadIDChoice) ||
-            (a_err_event->error_code == BadValue) ||
-            (a_err_event->error_code == BadAtom)) {
-        if (a_err_event->error_code == BadValue)
-            XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
-                    mesg, BUFSIZ);
-        else if (a_err_event->error_code == BadAtom)
-            XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
-                    mesg, BUFSIZ);
-        else
-            XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
-                    mesg, BUFSIZ);
-        fputs("  ", a_fp);
-        (void) fprintf(a_fp, mesg, a_err_event->resourceid);
-        fputs("\n", a_fp);
-    }
-    XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
-            mesg, BUFSIZ);
-    fputs("  ", a_fp);
-    (void) fprintf(a_fp, mesg, a_err_event->serial);
-    XGetErrorDatabaseText(dpy, mtype, "CurrentSerial", "Current Serial #%d",
-            mesg, BUFSIZ);
-    fputs("\n  ", a_fp);
-    (void) fprintf(a_fp, mesg, dpy->request);
-    fputs("\n", a_fp);
-}
-
-static int
-ephyrHostXVErrorHandler (Display *a_display,
-                         XErrorEvent *a_error_event)
-{
-    EPHYR_LOG_ERROR ("got an error from the host xserver:\n") ;
-    ephyrHostXVLogXErrorEvent (a_display, a_error_event, stderr) ;
-    return Success ;
-}
-
-void
-ephyrHostXVInit (void)
-{
-    static Bool s_initialized ;
-
-    if (s_initialized)
-        return ;
-    XSetErrorHandler (ephyrHostXVErrorHandler) ;
-    s_initialized = TRUE ;
-}
-
-Bool
-ephyrHostXVQueryAdaptors (EphyrHostXVAdaptorArray **a_adaptors)
-{
-    EphyrHostXVAdaptorArray *result=NULL ;
-    int ret=0 ;
-    Bool is_ok=FALSE ;
-
-    EPHYR_RETURN_VAL_IF_FAIL (a_adaptors, FALSE) ;
-
-    EPHYR_LOG ("enter\n") ;
-
-    result = Xcalloc (1, sizeof (EphyrHostXVAdaptorArray)) ;
-    if (!result)
-        goto out ;
-
-    ret = XvQueryAdaptors (hostx_get_display (),
-                           DefaultRootWindow (hostx_get_display ()),
-                           &result->nb_adaptors,
-                           &result->adaptors) ;
-    if (ret != Success) {
-        EPHYR_LOG_ERROR ("failed to query host adaptors: %d\n", ret) ;
-        goto out ;
-    }
-    *a_adaptors = result ;
-    is_ok = TRUE ;
-
-out:
-    EPHYR_LOG ("leave\n") ;
-    return is_ok ;
-}
-
-void
-ephyrHostXVAdaptorArrayDelete (EphyrHostXVAdaptorArray *a_adaptors)
-{
-    if (!a_adaptors)
-        return ;
-    if (a_adaptors->adaptors) {
-        XvFreeAdaptorInfo (a_adaptors->adaptors) ;
-        a_adaptors->adaptors = NULL ;
-        a_adaptors->nb_adaptors = 0 ;
-    }
-    XFree (a_adaptors) ;
-}
-
-int
-ephyrHostXVAdaptorArrayGetSize (const EphyrHostXVAdaptorArray *a_this)
-{
-    EPHYR_RETURN_VAL_IF_FAIL (a_this, -1) ;
-    return a_this->nb_adaptors ;
-}
-
-EphyrHostXVAdaptor*
-ephyrHostXVAdaptorArrayAt (const EphyrHostXVAdaptorArray *a_this,
-                           int a_index)
-{
-    EPHYR_RETURN_VAL_IF_FAIL (a_this, NULL) ;
-
-    if (a_index >= a_this->nb_adaptors)
-        return NULL ;
-    return (EphyrHostXVAdaptor*)&a_this->adaptors[a_index] ;
-}
-
-char
-ephyrHostXVAdaptorGetType (const EphyrHostXVAdaptor *a_this)
-{
-    EPHYR_RETURN_VAL_IF_FAIL (a_this, -1) ;
-    return ((XvAdaptorInfo*)a_this)->type ;
-}
-
-const char*
-ephyrHostXVAdaptorGetName (const EphyrHostXVAdaptor *a_this)
-{
-    EPHYR_RETURN_VAL_IF_FAIL (a_this, NULL) ;
-
-    return ((XvAdaptorInfo*)a_this)->name ;
-}
-
-EphyrHostVideoFormat*
-ephyrHostXVAdaptorGetVideoFormats (const EphyrHostXVAdaptor *a_this,
-                                   int *a_nb_formats)
-{
-    EphyrHostVideoFormat *formats=NULL ;
-    int nb_formats=0, i=0 ;
-    XVisualInfo *visual_info, visual_info_template ;
-    int nb_visual_info ;
-
-    EPHYR_RETURN_VAL_IF_FAIL (a_this, NULL) ;
-
-    nb_formats = ((XvAdaptorInfo*)a_this)->num_formats ;
-    formats = Xcalloc (nb_formats, sizeof (EphyrHostVideoFormat)) ;
-    for (i=0; i < nb_formats; i++) {
-        memset (&visual_info_template, 0, sizeof (visual_info_template)) ;
-        visual_info_template.visualid =
-                            ((XvAdaptorInfo*)a_this)->formats[i].visual_id;
-        visual_info = XGetVisualInfo (hostx_get_display (),
-                                      VisualIDMask,
-                                      &visual_info_template,
-                                      &nb_visual_info) ;
-        formats[i].depth = ((XvAdaptorInfo*)a_this)->formats[i].depth ;
-        formats[i].visual_class = visual_info->class ;
-        XFree (visual_info) ;
-    }
-    if (a_nb_formats)
-        *a_nb_formats = nb_formats ;
-    return formats ;
-}
-
-int
-ephyrHostXVAdaptorGetNbPorts (const EphyrHostXVAdaptor *a_this)
-{
-    EPHYR_RETURN_VAL_IF_FAIL (a_this, -1) ;
-
-    return ((XvAdaptorInfo*)a_this)->num_ports ;
-}
-
-int
-ephyrHostXVAdaptorGetFirstPortID (const EphyrHostXVAdaptor *a_this)
-{
-    EPHYR_RETURN_VAL_IF_FAIL (a_this, -1) ;
-
-    return ((XvAdaptorInfo*)a_this)->base_id ;
-}
-
-Bool
-ephyrHostXVAdaptorHasPutVideo (const EphyrHostXVAdaptor *a_this,
-                               Bool *a_result)
-{
-    EPHYR_RETURN_VAL_IF_FAIL (a_this && a_result, FALSE) ;
-
-    if (((XvAdaptorInfo*)a_this)->type & XvVideoMask & XvInputMask)
-        *a_result = TRUE ;
-    else
-        *a_result = FALSE ;
-    return TRUE ;
-}
-
-Bool
-ephyrHostXVAdaptorHasGetVideo (const EphyrHostXVAdaptor *a_this,
-                               Bool *a_result)
-{
-    if (((XvAdaptorInfo*)a_this)->type & XvVideoMask & XvOutputMask)
-        *a_result = TRUE ;
-    else
-        *a_result = FALSE ;
-    return TRUE ;
-}
-
-Bool
-ephyrHostXVAdaptorHasPutStill (const EphyrHostXVAdaptor *a_this,
-                               Bool *a_result)
-{
-    EPHYR_RETURN_VAL_IF_FAIL (a_this && a_result, FALSE) ;
-
-    if (((XvAdaptorInfo*)a_this)->type & XvStillMask && XvInputMask)
-        *a_result = TRUE ;
-    else
-        *a_result = FALSE ;
-    return TRUE ;
-}
-
-Bool
-ephyrHostXVAdaptorHasGetStill (const EphyrHostXVAdaptor *a_this,
-                               Bool *a_result)
-{
-    EPHYR_RETURN_VAL_IF_FAIL (a_this && a_result, FALSE) ;
-
-    if (((XvAdaptorInfo*)a_this)->type & XvStillMask && XvOutputMask)
-        *a_result = TRUE ;
-    else
-        *a_result = FALSE ;
-    return TRUE ;
-}
-
-Bool
-ephyrHostXVAdaptorHasPutImage (const EphyrHostXVAdaptor *a_this,
-                               Bool *a_result)
-{
-    EPHYR_RETURN_VAL_IF_FAIL (a_this && a_result, FALSE) ;
-
-    if (((XvAdaptorInfo*)a_this)->type & XvImageMask && XvInputMask)
-        *a_result = TRUE ;
-    else
-        *a_result = FALSE ;
-    return TRUE ;
-}
-
-Bool
-ephyrHostXVQueryEncodings (int a_port_id,
-                           EphyrHostEncoding **a_encodings,
-                           unsigned int *a_num_encodings)
-{
-    EphyrHostEncoding *encodings=NULL ;
-    XvEncodingInfo *encoding_info=NULL ;
-    unsigned int num_encodings=0, i;
-    int ret=0 ;
-
-    EPHYR_RETURN_VAL_IF_FAIL (a_encodings && a_num_encodings, FALSE) ;
-
-    ret = XvQueryEncodings (hostx_get_display (),
-                            a_port_id,
-                            &num_encodings,
-                            &encoding_info) ;
-    if (num_encodings && encoding_info) {
-        encodings = Xcalloc (num_encodings, sizeof (EphyrHostEncoding)) ;
-        for (i=0; i<num_encodings; i++) {
-            encodings[i].id = encoding_info[i].encoding_id ;
-            encodings[i].name = strdup (encoding_info[i].name) ;
-            encodings[i].width = encoding_info[i].width ;
-            encodings[i].height = encoding_info[i].height ;
-            encodings[i].rate.numerator = encoding_info[i].rate.numerator ;
-            encodings[i].rate.denominator = encoding_info[i].rate.denominator ;
-        }
-    }
-    if (encoding_info) {
-        XvFreeEncodingInfo (encoding_info) ;
-        encoding_info = NULL ;
-    }
-    *a_encodings = encodings ;
-    *a_num_encodings = num_encodings ;
-
-    if (ret != Success)
-        return FALSE ;
-    return TRUE ;
-}
-
-void
-ephyrHostEncodingsDelete (EphyrHostEncoding *a_encodings,
-                          int a_num_encodings)
-{
-    int i=0 ;
-
-    if (!a_encodings)
-        return ;
-    for (i=0; i < a_num_encodings; i++) {
-        xfree (a_encodings[i].name) ;
-        a_encodings[i].name = NULL ;
-    }
-    xfree (a_encodings) ;
-}
-
-void
-ephyrHostAttributesDelete (EphyrHostAttribute *a_attributes)
-{
-    if (!a_attributes)
-        return ;
-    XFree (a_attributes) ;
-}
-
-Bool
-ephyrHostXVQueryPortAttributes (int a_port_id,
-                                EphyrHostAttribute **a_attributes,
-                                int *a_num_attributes)
-{
-    EPHYR_RETURN_VAL_IF_FAIL (a_attributes && a_num_attributes, FALSE) ;
-
-    *a_attributes =
-        (EphyrHostAttribute*)XvQueryPortAttributes (hostx_get_display (),
-                                                    a_port_id,
-                                                    a_num_attributes);
-
-    return TRUE ;
-}
-
-Bool
-ephyrHostXVQueryImageFormats (int a_port_id,
-                              EphyrHostImageFormat **a_formats,
-                              int *a_num_format)
-{
-    XvImageFormatValues *result=NULL ;
-
-    EPHYR_RETURN_VAL_IF_FAIL (a_formats && a_num_format, FALSE) ;
-
-    result = XvListImageFormats (hostx_get_display (),
-                                 a_port_id,
-                                 a_num_format) ;
-    *a_formats = (EphyrHostImageFormat*) result ;
-    return TRUE ;
-
-}
-
-Bool
-ephyrHostXVSetPortAttribute (int a_port_id,
-                             int a_atom,
-                             int a_attr_value)
-{
-    int res=Success ;
-
-    EPHYR_LOG ("atom,name,value: (%d,%s,%d)\n",
-               a_atom,
-               XGetAtomName (hostx_get_display (), a_atom),
-               a_attr_value) ;
-
-    res = XvSetPortAttribute (hostx_get_display (),
-                              a_port_id,
-                              a_atom,
-                              a_attr_value) ;
-    if (res != Success) {
-        EPHYR_LOG_ERROR ("XvSetPortAttribute() failed: %d\n", res) ;
-        return FALSE ;
-    }
-    XFlush (hostx_get_display ()) ;
-    EPHYR_LOG ("leave\n") ;
-
-    return TRUE ;
-}
-
-Bool
-ephyrHostXVGetPortAttribute (int a_port_id,
-                             int a_atom,
-                             int *a_attr_value)
-{
-    int res=Success ;
-    Bool ret=FALSE ;
-
-    EPHYR_RETURN_VAL_IF_FAIL (a_attr_value, FALSE) ;
-
-    EPHYR_LOG ("enter, a_port_id: %d, a_atomid: %d, attr_name: %s\n",
-               a_port_id, a_atom, XGetAtomName (hostx_get_display (), a_atom)) ;
-
-    res = XvGetPortAttribute (hostx_get_display (),
-                              a_port_id,
-                              a_atom,
-                              a_attr_value) ;
-    if (res != Success) {
-        EPHYR_LOG_ERROR ("XvGetPortAttribute() failed: %d \n", res) ;
-        goto out ;
-    }
-    EPHYR_LOG ("atom,value: (%d, %d)\n", a_atom, *a_attr_value) ;
-
-    ret = TRUE ;
-
-out:
-    EPHYR_LOG ("leave\n") ;
-    return ret ;
-}
-
-Bool
-ephyrHostXVQueryBestSize (int a_port_id,
-                          Bool a_motion,
-                          unsigned int a_frame_w,
-                          unsigned int a_frame_h,
-                          unsigned int a_drw_w,
-                          unsigned int a_drw_h,
-                          unsigned int *a_actual_w,
-                          unsigned int *a_actual_h)
-{
-    int res=0 ;
-    Bool is_ok=FALSE ;
-
-    EPHYR_RETURN_VAL_IF_FAIL (a_actual_w && a_actual_h, FALSE) ;
-
-    EPHYR_LOG ("enter: frame (%dx%d), drw (%dx%d)\n",
-               a_frame_w, a_frame_h,
-               a_drw_w, a_drw_h) ;
-
-    res = XvQueryBestSize (hostx_get_display (),
-                           a_port_id,
-                           a_motion,
-                           a_frame_w, a_frame_h,
-                           a_drw_w, a_drw_h,
-                           a_actual_w, a_actual_h) ;
-    if (res != Success) {
-        EPHYR_LOG_ERROR ("XvQueryBestSize() failed: %d\n", res) ;
-        goto out ;
-    }
-    XSync (hostx_get_display (), FALSE) ;
-
-    EPHYR_LOG ("actual (%dx%d)\n", *a_actual_w, *a_actual_h) ;
-    is_ok = TRUE ;
-
-out:
-    EPHYR_LOG ("leave\n") ;
-    return is_ok ;
-}
-
-static Bool
-xv_wire_to_event(Display *dpy, XEvent *host, xEvent *wire)
-{
-    XExtDisplayInfo *info = xv_find_display (dpy);
-    XvEvent *re    = (XvEvent *)host;
-    xvEvent *event = (xvEvent *)wire;
-
-    XvCheckExtension(dpy, info, False);
-
-    switch ((event->u.u.type & 0x7F) - info->codes->first_event) {
-        case XvVideoNotify:
-            re->xvvideo.type = event->u.u.type & 0x7f;
-            re->xvvideo.serial =
-            _XSetLastRequestRead(dpy, (xGenericReply *)event);
-            re->xvvideo.send_event = ((event->u.u.type & 0x80) != 0);
-            re->xvvideo.display = dpy;
-            re->xvvideo.time = event->u.videoNotify.time;
-            re->xvvideo.reason = event->u.videoNotify.reason;
-            re->xvvideo.drawable = event->u.videoNotify.drawable;
-            re->xvvideo.port_id = event->u.videoNotify.port;
-            break;
-        case XvPortNotify:
-            re->xvport.type = event->u.u.type & 0x7f;
-            re->xvport.serial =
-            _XSetLastRequestRead(dpy, (xGenericReply *)event);
-            re->xvport.send_event = ((event->u.u.type & 0x80) != 0);
-            re->xvport.display = dpy;
-            re->xvport.time = event->u.portNotify.time;
-            re->xvport.port_id = event->u.portNotify.port;
-            re->xvport.attribute = event->u.portNotify.attribute;
-            re->xvport.value = event->u.portNotify.value;
-            break;
-        default:
-            return False;
-    }
-
-    return True ;
-}
-
-Bool
-ephyrHostXVQueryImageAttributes (int a_port_id,
-                                 int a_image_id /*image fourcc code*/,
-                                 unsigned short *a_width,
-                                 unsigned short *a_height,
-                                 int *a_image_size,
-                                 int *a_pitches,
-                                 int *a_offsets)
-{
-    Display *dpy = hostx_get_display () ;
-    Bool ret=FALSE ;
-    XExtDisplayInfo *info = xv_find_display (dpy);
-    xvQueryImageAttributesReq *req=NULL;
-    xvQueryImageAttributesReply rep;
-
-    EPHYR_RETURN_VAL_IF_FAIL (a_width, FALSE) ;
-    EPHYR_RETURN_VAL_IF_FAIL (a_height, FALSE) ;
-    EPHYR_RETURN_VAL_IF_FAIL (a_image_size, FALSE) ;
-
-    XvCheckExtension (dpy, info, FALSE);
-
-    LockDisplay (dpy);
-
-    XvGetReq (QueryImageAttributes, req);
-    req->id = a_image_id;
-    req->port = a_port_id;
-    req->width = *a_width;
-    req->height = *a_height;
-    /*
-     * read the reply
-     */
-    if (!_XReply (dpy, (xReply *)&rep, 0, xFalse)) {
-        EPHYR_LOG_ERROR ("QeryImageAttribute req failed\n") ;
-        goto out ;
-    }
-    if (a_pitches && a_offsets) {
-        _XRead (dpy,
-                (char*)a_pitches,
-                rep.num_planes << 2);
-        _XRead (dpy,
-                (char*)a_offsets,
-                rep.num_planes << 2);
-    } else {
-        _XEatData(dpy, rep.length << 2);
-    }
-    *a_width = rep.width ;
-    *a_height = rep.height ;
-    *a_image_size = rep.data_size ;
-
-    ret = TRUE ;
-
-out:
-    UnlockDisplay (dpy) ;
-    SyncHandle ();
-    return ret ;
-}
-
-Bool
-ephyrHostGetAtom (const char* a_name,
-                  Bool a_create_if_not_exists,
-                  int *a_atom)
-{
-    int atom=None ;
-
-    EPHYR_RETURN_VAL_IF_FAIL (a_atom, FALSE) ;
-
-    atom = XInternAtom (hostx_get_display (), a_name, a_create_if_not_exists);
-    if (atom == None) {
-        return FALSE ;
-    }
-    *a_atom = atom ;
-    return TRUE ;
-}
-
-char*
-ephyrHostGetAtomName (int a_atom)
-{
-    return XGetAtomName (hostx_get_display (), a_atom) ;
-}
-
-void
-ephyrHostFree (void *a_pointer)
-{
-    if (a_pointer)
-        XFree (a_pointer) ;
-}
-
-Bool
-ephyrHostXVPutImage (int a_screen_num,
-                     int a_port_id,
-                     int a_image_id,
-                     int a_drw_x,
-                     int a_drw_y,
-                     int a_drw_w,
-                     int a_drw_h,
-                     int a_src_x,
-                     int a_src_y,
-                     int a_src_w,
-                     int a_src_h,
-                     int a_image_width,
-                     int a_image_height,
-                     unsigned char *a_buf,
-                     EphyrHostBox *a_clip_rects,
-                     int a_clip_rect_nums )
-{
-    Bool is_ok=TRUE ;
-    XvImage *xv_image=NULL ;
-    GC gc=0 ;
-    XGCValues gc_values;
-    Display *dpy = hostx_get_display () ;
-    XRectangle *rects=NULL ;
-    int res = 0 ;
-
-    EPHYR_RETURN_VAL_IF_FAIL (a_buf, FALSE) ;
-
-    EPHYR_LOG ("enter, num_clip_rects: %d\n", a_clip_rect_nums) ;
-
-    memset (&gc_values, 0, sizeof (gc_values)) ;
-    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);
-    if (!gc) {
-        EPHYR_LOG_ERROR ("failed to create gc \n") ;
-        goto out ;
-    }
-    xv_image = (XvImage*) XvCreateImage (hostx_get_display (),
-                                         a_port_id, a_image_id,
-                                         NULL, a_image_width, a_image_height) ;
-    if (!xv_image) {
-        EPHYR_LOG_ERROR ("failed to create image\n") ;
-        goto out ;
-    }
-    xv_image->data = (char*)a_buf ;
-    if (a_clip_rect_nums) {
-        int i=0 ;
-        rects = calloc (a_clip_rect_nums, sizeof (XRectangle)) ;
-        for (i=0; i < a_clip_rect_nums; i++) {
-            rects[i].x = a_clip_rects[i].x1 ;
-            rects[i].y = a_clip_rects[i].y1 ;
-            rects[i].width = a_clip_rects[i].x2 - a_clip_rects[i].x1;
-            rects[i].height = a_clip_rects[i].y2 - a_clip_rects[i].y1;
-            EPHYR_LOG ("(x,y,w,h): (%d,%d,%d,%d)\n",
-                       rects[i].x, rects[i].y,
-                       rects[i].width, rects[i].height) ;
-        }
-        XSetClipRectangles (dpy, gc, 0, 0, rects, a_clip_rect_nums, YXBanded) ;
-        /*this always returns 1*/
-    }
-    res = XvPutImage (dpy, a_port_id,
-                      hostx_get_window (a_screen_num),
-                      gc, xv_image,
-                      a_src_x, a_src_y, a_src_w, a_src_h,
-                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;
-    if (res != Success) {
-        EPHYR_LOG_ERROR ("XvPutImage() failed: %d\n", res) ;
-        goto out ;
-    }
-    is_ok = TRUE ;
-
-out:
-    if (xv_image) {
-        XFree (xv_image) ;
-        xv_image = NULL ;
-    }
-    if (gc) {
-        XFreeGC (dpy, gc) ;
-        gc = NULL ;
-    }
-    if (rects) {
-        free (rects) ;
-        rects = NULL ;
-    }
-    EPHYR_LOG ("leave\n") ;
-    return is_ok ;
-}
-
-Bool
-ephyrHostXVPutVideo (int a_screen_num, int a_port_id,
-                     int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
-                     int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)
-{
-    Bool is_ok=FALSE ;
-    int res=FALSE ;
-    GC gc=0 ;
-    XGCValues gc_values;
-    Display *dpy=hostx_get_display () ;
-
-    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
-
-    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);
-    if (!gc) {
-        EPHYR_LOG_ERROR ("failed to create gc \n") ;
-        goto out ;
-    }
-    res = XvPutVideo (dpy, a_port_id, hostx_get_window (a_screen_num), gc,
-                      a_vid_x, a_vid_y, a_vid_w, a_vid_h,
-                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;
-
-    if (res != Success) {
-        EPHYR_LOG_ERROR ("XvPutVideo() failed: %d\n", res) ;
-        goto out ;
-    }
-
-    is_ok = TRUE ;
-
-out:
-    if (gc) {
-        XFreeGC (dpy, gc) ;
-        gc = NULL ;
-    }
-    return is_ok ;
-}
-
-Bool
-ephyrHostXVGetVideo (int a_screen_num, int a_port_id,
-                     int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
-                     int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)
-{
-    Bool is_ok=FALSE ;
-    int res=FALSE ;
-    GC gc=0 ;
-    XGCValues gc_values;
-    Display *dpy=hostx_get_display () ;
-
-    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
-
-    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);
-    if (!gc) {
-        EPHYR_LOG_ERROR ("failed to create gc \n") ;
-        goto out ;
-    }
-    res = XvGetVideo (dpy, a_port_id, hostx_get_window (a_screen_num), gc,
-                      a_vid_x, a_vid_y, a_vid_w, a_vid_h,
-                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;
-
-    if (res != Success) {
-        EPHYR_LOG_ERROR ("XvGetVideo() failed: %d\n", res) ;
-        goto out ;
-    }
-
-    is_ok = TRUE ;
-
-out:
-    if (gc) {
-        XFreeGC (dpy, gc) ;
-        gc = NULL ;
-    }
-    return is_ok ;
-}
-
-Bool
-ephyrHostXVPutStill (int a_screen_num, int a_port_id,
-                     int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
-                     int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)
-{
-    Bool is_ok=FALSE ;
-    int res=FALSE ;
-    GC gc=0 ;
-    XGCValues gc_values;
-    Display *dpy=hostx_get_display () ;
-
-    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
-
-    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);
-    if (!gc) {
-        EPHYR_LOG_ERROR ("failed to create gc \n") ;
-        goto out ;
-    }
-    res = XvPutStill (dpy, a_port_id, hostx_get_window (a_screen_num), gc,
-                      a_vid_x, a_vid_y, a_vid_w, a_vid_h,
-                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;
-
-    if (res != Success) {
-        EPHYR_LOG_ERROR ("XvPutStill() failed: %d\n", res) ;
-        goto out ;
-    }
-
-    is_ok = TRUE ;
-
-out:
-    if (gc) {
-        XFreeGC (dpy, gc) ;
-        gc = NULL ;
-    }
-    return is_ok ;
-}
-
-Bool
-ephyrHostXVGetStill (int a_screen_num, int a_port_id,
-                     int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
-                     int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)
-{
-    Bool is_ok=FALSE ;
-    int res=FALSE ;
-    GC gc=0 ;
-    XGCValues gc_values;
-    Display *dpy=hostx_get_display () ;
-
-    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
-
-    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);
-    if (!gc) {
-        EPHYR_LOG_ERROR ("failed to create gc \n") ;
-        goto out ;
-    }
-    res = XvGetStill (dpy, a_port_id, hostx_get_window (a_screen_num), gc,
-                      a_vid_x, a_vid_y, a_vid_w, a_vid_h,
-                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;
-
-    if (res != Success) {
-        EPHYR_LOG_ERROR ("XvGetStill() failed: %d\n", res) ;
-        goto out ;
-    }
-
-    is_ok = TRUE ;
-
-out:
-    if (gc) {
-        XFreeGC (dpy, gc) ;
-        gc = NULL ;
-    }
-    return is_ok ;
-}
-
-Bool
-ephyrHostXVStopVideo (int a_screen_num, int a_port_id)
-{
-    int ret=0 ;
-    Bool is_ok=FALSE ;
-    Display *dpy = hostx_get_display () ;
-
-    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;
-
-    EPHYR_LOG ("enter\n") ;
-
-    ret = XvStopVideo (dpy, a_port_id, hostx_get_window (a_screen_num)) ;
-    if (ret != Success) {
-        EPHYR_LOG_ERROR ("XvStopVideo() failed: %d \n", ret) ;
-        goto out ;
-    }
-    is_ok = TRUE ;
-
-out:
-    EPHYR_LOG ("leave\n") ;
-    return is_ok ;
-}
-
+/*

+ * Xephyr - A kdrive X server thats runs in a host X window.

+ *          Authored by Matthew Allum <mallum@openedhand.com>

+ * 

+ * Copyright © 2007 OpenedHand Ltd 

+ *

+ * Permission to use, copy, modify, distribute, and sell this software and its

+ * documentation for any purpose is hereby granted without fee, provided that

+ * the above copyright notice appear in all copies and that both that

+ * copyright notice and this permission notice appear in supporting

+ * documentation, and that the name of OpenedHand Ltd not be used in

+ * advertising or publicity pertaining to distribution of the software without

+ * specific, written prior permission. OpenedHand Ltd makes no

+ * representations about the suitability of this software for any purpose.  It

+ * is provided "as is" without express or implied warranty.

+ *

+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,

+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO

+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR

+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,

+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER

+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR

+ * PERFORMANCE OF THIS SOFTWARE.

+ *

+ * Authors:

+ *    Dodji Seketeli <dodji@openedhand.com>

+ */

+#ifdef HAVE_CONFIG_H

+#include <kdrive-config.h>

+#endif

+/*

+ * including some server headers (like kdrive-config.h)

+ * might define the macro _XSERVER64

+ * on 64 bits machines. That macro must _NOT_ be defined for Xlib

+ * client code, otherwise bad things happen.

+ * So let's undef that macro if necessary.

+ */

+#ifdef _XSERVER64

+#undef _XSERVER64

+#endif

+#include <X11/Xutil.h>

+#include <X11/Xlibint.h>

+#include <X11/extensions/Xvlib.h>

+#include <X11/extensions/Xvproto.h>

+#include <X11/extensions/Xext.h>

+#include <X11/extensions/extutil.h>

+#define _HAVE_XALLOC_DECLS

+

+#include "hostx.h"

+#include "ephyrhostvideo.h"

+#include "ephyrlog.h"

+

+#ifndef TRUE

+#define TRUE 1

+#endif /*TRUE*/

+

+#ifndef FALSE

+#define FALSE 0

+#endif /*FALSE*/

+

+static XExtensionInfo _xv_info_data;

+static XExtensionInfo *xv_info = &_xv_info_data;

+static char *xv_extension_name = XvName;

+static char *xv_error_string(Display *dpy, int code, XExtCodes *codes,

+                             char * buf, int n);

+static int xv_close_display(Display *dpy, XExtCodes *codes);

+static Bool xv_wire_to_event(Display *dpy, XEvent *host, xEvent *wire);

+

+static XExtensionHooks xv_extension_hooks = {

+    NULL,                               /* create_gc */

+    NULL,                               /* copy_gc */

+    NULL,                               /* flush_gc */

+    NULL,                               /* free_gc */

+    NULL,                               /* create_font */

+    NULL,                               /* free_font */

+    xv_close_display,                   /* close_display */

+    xv_wire_to_event,                   /* wire_to_event */

+    NULL,                               /* event_to_wire */

+    NULL,                               /* error */

+    xv_error_string                     /* error_string */

+};

+

+

+static char *xv_error_list[] =

+{

+   "BadPort",       /* XvBadPort     */

+   "BadEncoding",   /* XvBadEncoding */

+   "BadControl"     /* XvBadControl  */

+};

+

+

+#define XvCheckExtension(dpy, i, val) \

+  XextCheckExtension(dpy, i, xv_extension_name, val)

+#define XvGetReq(name, req) \

+        WORD64ALIGN\

+        if ((dpy->bufptr + SIZEOF(xv##name##Req)) > dpy->bufmax)\

+                _XFlush(dpy);\

+        req = (xv##name##Req *)(dpy->last_req = dpy->bufptr);\

+        req->reqType = info->codes->major_opcode;\

+        req->xvReqType = xv_##name; \

+        req->length = (SIZEOF(xv##name##Req))>>2;\

+        dpy->bufptr += SIZEOF(xv##name##Req);\

+        dpy->request++

+

+static XEXT_GENERATE_CLOSE_DISPLAY (xv_close_display, xv_info)

+

+

+static XEXT_GENERATE_FIND_DISPLAY (xv_find_display, xv_info,

+                                   xv_extension_name,

+                                   &xv_extension_hooks,

+                                   XvNumEvents, NULL)

+

+static XEXT_GENERATE_ERROR_STRING (xv_error_string, xv_extension_name,

+                                   XvNumErrors, xv_error_list)

+

+struct _EphyrHostXVAdaptorArray {

+    XvAdaptorInfo *adaptors ;

+    unsigned int nb_adaptors ;

+};

+

+/*heavily copied from libx11*/

+#define BUFSIZE 2048

+static void

+ephyrHostXVLogXErrorEvent (Display *a_display,

+                           XErrorEvent *a_err_event,

+                           FILE *a_fp)

+{

+    char buffer[BUFSIZ];

+    char mesg[BUFSIZ];

+    char number[32];

+    const char *mtype = "XlibMessage";

+    register _XExtension *ext = (_XExtension *)NULL;

+    _XExtension *bext = (_XExtension *)NULL;

+    Display *dpy = a_display ;

+

+    XGetErrorText(dpy, a_err_event->error_code, buffer, BUFSIZ);

+    XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);

+    (void) fprintf(a_fp, "%s:  %s\n  ", mesg, buffer);

+    XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d",

+            mesg, BUFSIZ);

+    (void) fprintf(a_fp, mesg, a_err_event->request_code);

+    if (a_err_event->request_code < 128) {

+        sprintf(number, "%d", a_err_event->request_code);

+        XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);

+    } else {

+        for (ext = dpy->ext_procs;

+                ext && (ext->codes.major_opcode != a_err_event->request_code);

+                ext = ext->next)

+            ; 

+        if (ext)

+            strcpy(buffer, ext->name);

+        else

+            buffer[0] = '\0';

+    }

+    (void) fprintf(a_fp, " (%s)\n", buffer);

+    if (a_err_event->request_code >= 128) {

+        XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",

+                mesg, BUFSIZ);

+        fputs("  ", a_fp);

+        (void) fprintf(a_fp, mesg, a_err_event->minor_code);

+        if (ext) {

+            sprintf(mesg, "%s.%d", ext->name, a_err_event->minor_code);

+            XGetErrorDatabaseText(dpy, "XRequest", mesg, "", buffer, BUFSIZ);

+            (void) fprintf(a_fp, " (%s)", buffer);

+        }

+        fputs("\n", a_fp);

+    }

+    if (a_err_event->error_code >= 128) { 

+        /* kludge, try to find the extension that caused it */

+        buffer[0] = '\0';

+        for (ext = dpy->ext_procs; ext; ext = ext->next) {

+            if (ext->error_string)

+                (*ext->error_string)(dpy, a_err_event->error_code, &ext->codes,

+                        buffer, BUFSIZ);

+            if (buffer[0]) {

+                bext = ext;

+                break;

+            }

+            if (ext->codes.first_error &&

+                    ext->codes.first_error < (int)a_err_event->error_code &&

+                    (!bext || ext->codes.first_error > bext->codes.first_error))

+                bext = ext;

+        }

+        if (bext)

+            sprintf(buffer, "%s.%d", bext->name,

+                    a_err_event->error_code - bext->codes.first_error);

+        else

+            strcpy(buffer, "Value");

+        XGetErrorDatabaseText(dpy, mtype, buffer, "", mesg, BUFSIZ);

+        if (mesg[0]) {

+            fputs("  ", a_fp);

+            (void) fprintf(a_fp, mesg, a_err_event->resourceid);

+            fputs("\n", a_fp);

+        }

+        /* let extensions try to print the values */

+        for (ext = dpy->ext_procs; ext; ext = ext->next) {

+            if (ext->error_values)

+                (*ext->error_values)(dpy, a_err_event, a_fp);

+        }

+    } else if ((a_err_event->error_code == BadWindow) ||

+            (a_err_event->error_code == BadPixmap) ||

+            (a_err_event->error_code == BadCursor) ||

+            (a_err_event->error_code == BadFont) ||

+            (a_err_event->error_code == BadDrawable) ||

+            (a_err_event->error_code == BadColor) ||

+            (a_err_event->error_code == BadGC) ||

+            (a_err_event->error_code == BadIDChoice) ||

+            (a_err_event->error_code == BadValue) ||

+            (a_err_event->error_code == BadAtom)) {

+        if (a_err_event->error_code == BadValue)

+            XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",

+                    mesg, BUFSIZ);

+        else if (a_err_event->error_code == BadAtom)

+            XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",

+                    mesg, BUFSIZ);

+        else

+            XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",

+                    mesg, BUFSIZ);

+        fputs("  ", a_fp);

+        (void) fprintf(a_fp, mesg, a_err_event->resourceid);

+        fputs("\n", a_fp);

+    }

+    XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",

+            mesg, BUFSIZ);

+    fputs("  ", a_fp);

+    (void) fprintf(a_fp, mesg, a_err_event->serial);

+    XGetErrorDatabaseText(dpy, mtype, "CurrentSerial", "Current Serial #%d",

+            mesg, BUFSIZ);

+    fputs("\n  ", a_fp);

+    (void) fprintf(a_fp, mesg, dpy->request);

+    fputs("\n", a_fp);

+}

+

+static int

+ephyrHostXVErrorHandler (Display *a_display,

+                         XErrorEvent *a_error_event)

+{

+    EPHYR_LOG_ERROR ("got an error from the host xserver:\n") ;

+    ephyrHostXVLogXErrorEvent (a_display, a_error_event, stderr) ;

+    return Success ;

+}

+

+void

+ephyrHostXVInit (void)

+{

+    static Bool s_initialized ;

+

+    if (s_initialized)

+        return ;

+    XSetErrorHandler (ephyrHostXVErrorHandler) ;

+    s_initialized = TRUE ;

+}

+

+Bool

+ephyrHostXVQueryAdaptors (EphyrHostXVAdaptorArray **a_adaptors)

+{

+    EphyrHostXVAdaptorArray *result=NULL ;

+    int ret=0 ;

+    Bool is_ok=FALSE ;

+

+    EPHYR_RETURN_VAL_IF_FAIL (a_adaptors, FALSE) ;

+

+    EPHYR_LOG ("enter\n") ;

+

+    result = Xcalloc (1, sizeof (EphyrHostXVAdaptorArray)) ;

+    if (!result)

+        goto out ;

+

+    ret = XvQueryAdaptors (hostx_get_display (),

+                           DefaultRootWindow (hostx_get_display ()),

+                           &result->nb_adaptors,

+                           &result->adaptors) ;

+    if (ret != Success) {

+        EPHYR_LOG_ERROR ("failed to query host adaptors: %d\n", ret) ;

+        goto out ;

+    }

+    *a_adaptors = result ;

+    is_ok = TRUE ;

+

+out:

+    EPHYR_LOG ("leave\n") ;

+    return is_ok ;

+}

+

+void

+ephyrHostXVAdaptorArrayDelete (EphyrHostXVAdaptorArray *a_adaptors)

+{

+    if (!a_adaptors)

+        return ;

+    if (a_adaptors->adaptors) {

+        XvFreeAdaptorInfo (a_adaptors->adaptors) ;

+        a_adaptors->adaptors = NULL ;

+        a_adaptors->nb_adaptors = 0 ;

+    }

+    XFree (a_adaptors) ;

+}

+

+int

+ephyrHostXVAdaptorArrayGetSize (const EphyrHostXVAdaptorArray *a_this)

+{

+    EPHYR_RETURN_VAL_IF_FAIL (a_this, -1) ;

+    return a_this->nb_adaptors ;

+}

+

+EphyrHostXVAdaptor*

+ephyrHostXVAdaptorArrayAt (const EphyrHostXVAdaptorArray *a_this,

+                           int a_index)

+{

+    EPHYR_RETURN_VAL_IF_FAIL (a_this, NULL) ;

+

+    if (a_index >= a_this->nb_adaptors)

+        return NULL ;

+    return (EphyrHostXVAdaptor*)&a_this->adaptors[a_index] ;

+}

+

+char

+ephyrHostXVAdaptorGetType (const EphyrHostXVAdaptor *a_this)

+{

+    EPHYR_RETURN_VAL_IF_FAIL (a_this, -1) ;

+    return ((XvAdaptorInfo*)a_this)->type ;

+}

+

+const char*

+ephyrHostXVAdaptorGetName (const EphyrHostXVAdaptor *a_this)

+{

+    EPHYR_RETURN_VAL_IF_FAIL (a_this, NULL) ;

+

+    return ((XvAdaptorInfo*)a_this)->name ;

+}

+

+EphyrHostVideoFormat*

+ephyrHostXVAdaptorGetVideoFormats (const EphyrHostXVAdaptor *a_this,

+                                   int *a_nb_formats)

+{

+    EphyrHostVideoFormat *formats=NULL ;

+    int nb_formats=0, i=0 ;

+    XVisualInfo *visual_info, visual_info_template ;

+    int nb_visual_info ;

+

+    EPHYR_RETURN_VAL_IF_FAIL (a_this, NULL) ;

+

+    nb_formats = ((XvAdaptorInfo*)a_this)->num_formats ;

+    formats = Xcalloc (nb_formats, sizeof (EphyrHostVideoFormat)) ;

+    for (i=0; i < nb_formats; i++) {

+        memset (&visual_info_template, 0, sizeof (visual_info_template)) ;

+        visual_info_template.visualid =

+                            ((XvAdaptorInfo*)a_this)->formats[i].visual_id;

+        visual_info = XGetVisualInfo (hostx_get_display (),

+                                      VisualIDMask,

+                                      &visual_info_template,

+                                      &nb_visual_info) ;

+        formats[i].depth = ((XvAdaptorInfo*)a_this)->formats[i].depth ;

+        formats[i].visual_class = visual_info->class ;

+        XFree (visual_info) ;

+    }

+    if (a_nb_formats)

+        *a_nb_formats = nb_formats ;

+    return formats ;

+}

+

+int

+ephyrHostXVAdaptorGetNbPorts (const EphyrHostXVAdaptor *a_this)

+{

+    EPHYR_RETURN_VAL_IF_FAIL (a_this, -1) ;

+

+    return ((XvAdaptorInfo*)a_this)->num_ports ;

+}

+

+int

+ephyrHostXVAdaptorGetFirstPortID (const EphyrHostXVAdaptor *a_this)

+{

+    EPHYR_RETURN_VAL_IF_FAIL (a_this, -1) ;

+

+    return ((XvAdaptorInfo*)a_this)->base_id ;

+}

+

+Bool

+ephyrHostXVAdaptorHasPutVideo (const EphyrHostXVAdaptor *a_this,

+                               Bool *a_result)

+{

+    EPHYR_RETURN_VAL_IF_FAIL (a_this && a_result, FALSE) ;

+

+    if (((XvAdaptorInfo*)a_this)->type & XvVideoMask & XvInputMask)

+        *a_result = TRUE ;

+    else

+        *a_result = FALSE ;

+    return TRUE ;

+}

+

+Bool

+ephyrHostXVAdaptorHasGetVideo (const EphyrHostXVAdaptor *a_this,

+                               Bool *a_result)

+{

+    if (((XvAdaptorInfo*)a_this)->type & XvVideoMask & XvOutputMask)

+        *a_result = TRUE ;

+    else

+        *a_result = FALSE ;

+    return TRUE ;

+}

+

+Bool

+ephyrHostXVAdaptorHasPutStill (const EphyrHostXVAdaptor *a_this,

+                               Bool *a_result)

+{

+    EPHYR_RETURN_VAL_IF_FAIL (a_this && a_result, FALSE) ;

+

+    if (((XvAdaptorInfo*)a_this)->type & XvStillMask && XvInputMask)

+        *a_result = TRUE ;

+    else

+        *a_result = FALSE ;

+    return TRUE ;

+}

+

+Bool

+ephyrHostXVAdaptorHasGetStill (const EphyrHostXVAdaptor *a_this,

+                               Bool *a_result)

+{

+    EPHYR_RETURN_VAL_IF_FAIL (a_this && a_result, FALSE) ;

+

+    if (((XvAdaptorInfo*)a_this)->type & XvStillMask && XvOutputMask)

+        *a_result = TRUE ;

+    else

+        *a_result = FALSE ;

+    return TRUE ;

+}

+

+Bool

+ephyrHostXVAdaptorHasPutImage (const EphyrHostXVAdaptor *a_this,

+                               Bool *a_result)

+{

+    EPHYR_RETURN_VAL_IF_FAIL (a_this && a_result, FALSE) ;

+

+    if (((XvAdaptorInfo*)a_this)->type & XvImageMask && XvInputMask)

+        *a_result = TRUE ;

+    else

+        *a_result = FALSE ;

+    return TRUE ;

+}

+

+Bool

+ephyrHostXVQueryEncodings (int a_port_id,

+                           EphyrHostEncoding **a_encodings,

+                           unsigned int *a_num_encodings)

+{

+    EphyrHostEncoding *encodings=NULL ;

+    XvEncodingInfo *encoding_info=NULL ;

+    unsigned int num_encodings=0, i;

+    int ret=0 ;

+

+    EPHYR_RETURN_VAL_IF_FAIL (a_encodings && a_num_encodings, FALSE) ;

+

+    ret = XvQueryEncodings (hostx_get_display (),

+                            a_port_id,

+                            &num_encodings,

+                            &encoding_info) ;

+    if (num_encodings && encoding_info) {

+        encodings = Xcalloc (num_encodings, sizeof (EphyrHostEncoding)) ;

+        for (i=0; i<num_encodings; i++) {

+            encodings[i].id = encoding_info[i].encoding_id ;

+            encodings[i].name = strdup (encoding_info[i].name) ;

+            encodings[i].width = encoding_info[i].width ;

+            encodings[i].height = encoding_info[i].height ;

+            encodings[i].rate.numerator = encoding_info[i].rate.numerator ;

+            encodings[i].rate.denominator = encoding_info[i].rate.denominator ;

+        }

+    }

+    if (encoding_info) {

+        XvFreeEncodingInfo (encoding_info) ;

+        encoding_info = NULL ;

+    }

+    *a_encodings = encodings ;

+    *a_num_encodings = num_encodings ;

+

+    if (ret != Success)

+        return FALSE ;

+    return TRUE ;

+}

+

+void

+ephyrHostEncodingsDelete (EphyrHostEncoding *a_encodings,

+                          int a_num_encodings)

+{

+    int i=0 ;

+

+    if (!a_encodings)

+        return ;

+    for (i=0; i < a_num_encodings; i++) {

+        free(a_encodings[i].name) ;

+        a_encodings[i].name = NULL ;

+    }

+    free(a_encodings) ;

+}

+

+void

+ephyrHostAttributesDelete (EphyrHostAttribute *a_attributes)

+{

+    if (!a_attributes)

+        return ;

+    XFree (a_attributes) ;

+}

+

+Bool

+ephyrHostXVQueryPortAttributes (int a_port_id,

+                                EphyrHostAttribute **a_attributes,

+                                int *a_num_attributes)

+{

+    EPHYR_RETURN_VAL_IF_FAIL (a_attributes && a_num_attributes, FALSE) ;

+

+    *a_attributes =

+        (EphyrHostAttribute*)XvQueryPortAttributes (hostx_get_display (),

+                                                    a_port_id,

+                                                    a_num_attributes);

+

+    return TRUE ;

+}

+

+Bool

+ephyrHostXVQueryImageFormats (int a_port_id,

+                              EphyrHostImageFormat **a_formats,

+                              int *a_num_format)

+{

+    XvImageFormatValues *result=NULL ;

+

+    EPHYR_RETURN_VAL_IF_FAIL (a_formats && a_num_format, FALSE) ;

+

+    result = XvListImageFormats (hostx_get_display (),

+                                 a_port_id,

+                                 a_num_format) ;

+    *a_formats = (EphyrHostImageFormat*) result ;

+    return TRUE ;

+

+}

+

+Bool

+ephyrHostXVSetPortAttribute (int a_port_id,

+                             int a_atom,

+                             int a_attr_value)

+{

+    int res=Success ;

+

+    EPHYR_LOG ("atom,name,value: (%d,%s,%d)\n",

+               a_atom,

+               XGetAtomName (hostx_get_display (), a_atom),

+               a_attr_value) ;

+

+    res = XvSetPortAttribute (hostx_get_display (),

+                              a_port_id,

+                              a_atom,

+                              a_attr_value) ;

+    if (res != Success) {

+        EPHYR_LOG_ERROR ("XvSetPortAttribute() failed: %d\n", res) ;

+        return FALSE ;

+    }

+    XFlush (hostx_get_display ()) ;

+    EPHYR_LOG ("leave\n") ;

+

+    return TRUE ;

+}

+

+Bool

+ephyrHostXVGetPortAttribute (int a_port_id,

+                             int a_atom,

+                             int *a_attr_value)

+{

+    int res=Success ;

+    Bool ret=FALSE ;

+

+    EPHYR_RETURN_VAL_IF_FAIL (a_attr_value, FALSE) ;

+

+    EPHYR_LOG ("enter, a_port_id: %d, a_atomid: %d, attr_name: %s\n",

+               a_port_id, a_atom, XGetAtomName (hostx_get_display (), a_atom)) ;

+

+    res = XvGetPortAttribute (hostx_get_display (),

+                              a_port_id,

+                              a_atom,

+                              a_attr_value) ;

+    if (res != Success) {

+        EPHYR_LOG_ERROR ("XvGetPortAttribute() failed: %d \n", res) ;

+        goto out ;

+    }

+    EPHYR_LOG ("atom,value: (%d, %d)\n", a_atom, *a_attr_value) ;

+

+    ret = TRUE ;

+

+out:

+    EPHYR_LOG ("leave\n") ;

+    return ret ;

+}

+

+Bool

+ephyrHostXVQueryBestSize (int a_port_id,

+                          Bool a_motion,

+                          unsigned int a_frame_w,

+                          unsigned int a_frame_h,

+                          unsigned int a_drw_w,

+                          unsigned int a_drw_h,

+                          unsigned int *a_actual_w,

+                          unsigned int *a_actual_h)

+{

+    int res=0 ;

+    Bool is_ok=FALSE ;

+

+    EPHYR_RETURN_VAL_IF_FAIL (a_actual_w && a_actual_h, FALSE) ;

+

+    EPHYR_LOG ("enter: frame (%dx%d), drw (%dx%d)\n",

+               a_frame_w, a_frame_h,

+               a_drw_w, a_drw_h) ;

+

+    res = XvQueryBestSize (hostx_get_display (),

+                           a_port_id,

+                           a_motion,

+                           a_frame_w, a_frame_h,

+                           a_drw_w, a_drw_h,

+                           a_actual_w, a_actual_h) ;

+    if (res != Success) {

+        EPHYR_LOG_ERROR ("XvQueryBestSize() failed: %d\n", res) ;

+        goto out ;

+    }

+    XSync (hostx_get_display (), FALSE) ;

+

+    EPHYR_LOG ("actual (%dx%d)\n", *a_actual_w, *a_actual_h) ;

+    is_ok = TRUE ;

+

+out:

+    EPHYR_LOG ("leave\n") ;

+    return is_ok ;

+}

+

+static Bool

+xv_wire_to_event(Display *dpy, XEvent *host, xEvent *wire)

+{

+    XExtDisplayInfo *info = xv_find_display (dpy);

+    XvEvent *re    = (XvEvent *)host;

+    xvEvent *event = (xvEvent *)wire;

+

+    XvCheckExtension(dpy, info, False);

+

+    switch ((event->u.u.type & 0x7F) - info->codes->first_event) {

+        case XvVideoNotify:

+            re->xvvideo.type = event->u.u.type & 0x7f;

+            re->xvvideo.serial =

+            _XSetLastRequestRead(dpy, (xGenericReply *)event);

+            re->xvvideo.send_event = ((event->u.u.type & 0x80) != 0);

+            re->xvvideo.display = dpy;

+            re->xvvideo.time = event->u.videoNotify.time;

+            re->xvvideo.reason = event->u.videoNotify.reason;

+            re->xvvideo.drawable = event->u.videoNotify.drawable;

+            re->xvvideo.port_id = event->u.videoNotify.port;

+            break;

+        case XvPortNotify:

+            re->xvport.type = event->u.u.type & 0x7f;

+            re->xvport.serial =

+            _XSetLastRequestRead(dpy, (xGenericReply *)event);

+            re->xvport.send_event = ((event->u.u.type & 0x80) != 0);

+            re->xvport.display = dpy;

+            re->xvport.time = event->u.portNotify.time;

+            re->xvport.port_id = event->u.portNotify.port;

+            re->xvport.attribute = event->u.portNotify.attribute;

+            re->xvport.value = event->u.portNotify.value;

+            break;

+        default:

+            return False;

+    }

+

+    return True ;

+}

+

+Bool

+ephyrHostXVQueryImageAttributes (int a_port_id,

+                                 int a_image_id /*image fourcc code*/,

+                                 unsigned short *a_width,

+                                 unsigned short *a_height,

+                                 int *a_image_size,

+                                 int *a_pitches,

+                                 int *a_offsets)

+{

+    Display *dpy = hostx_get_display () ;

+    Bool ret=FALSE ;

+    XExtDisplayInfo *info = xv_find_display (dpy);

+    xvQueryImageAttributesReq *req=NULL;

+    xvQueryImageAttributesReply rep;

+

+    EPHYR_RETURN_VAL_IF_FAIL (a_width, FALSE) ;

+    EPHYR_RETURN_VAL_IF_FAIL (a_height, FALSE) ;

+    EPHYR_RETURN_VAL_IF_FAIL (a_image_size, FALSE) ;

+

+    XvCheckExtension (dpy, info, FALSE);

+

+    LockDisplay (dpy);

+

+    XvGetReq (QueryImageAttributes, req);

+    req->id = a_image_id;

+    req->port = a_port_id;

+    req->width = *a_width;

+    req->height = *a_height;

+    /*

+     * read the reply

+     */

+    if (!_XReply (dpy, (xReply *)&rep, 0, xFalse)) {

+        EPHYR_LOG_ERROR ("QeryImageAttribute req failed\n") ;

+        goto out ;

+    }

+    if (a_pitches && a_offsets) {

+        _XRead (dpy,

+                (char*)a_pitches,

+                rep.num_planes << 2);

+        _XRead (dpy,

+                (char*)a_offsets,

+                rep.num_planes << 2);

+    } else {

+        _XEatData(dpy, rep.length << 2);

+    }

+    *a_width = rep.width ;

+    *a_height = rep.height ;

+    *a_image_size = rep.data_size ;

+

+    ret = TRUE ;

+

+out:

+    UnlockDisplay (dpy) ;

+    SyncHandle ();

+    return ret ;

+}

+

+Bool

+ephyrHostGetAtom (const char* a_name,

+                  Bool a_create_if_not_exists,

+                  int *a_atom)

+{

+    int atom=None ;

+

+    EPHYR_RETURN_VAL_IF_FAIL (a_atom, FALSE) ;

+

+    atom = XInternAtom (hostx_get_display (), a_name, a_create_if_not_exists);

+    if (atom == None) {

+        return FALSE ;

+    }

+    *a_atom = atom ;

+    return TRUE ;

+}

+

+char*

+ephyrHostGetAtomName (int a_atom)

+{

+    return XGetAtomName (hostx_get_display (), a_atom) ;

+}

+

+void

+ephyrHostFree (void *a_pointer)

+{

+    if (a_pointer)

+        XFree (a_pointer) ;

+}

+

+Bool

+ephyrHostXVPutImage (int a_screen_num,

+                     int a_port_id,

+                     int a_image_id,

+                     int a_drw_x,

+                     int a_drw_y,

+                     int a_drw_w,

+                     int a_drw_h,

+                     int a_src_x,

+                     int a_src_y,

+                     int a_src_w,

+                     int a_src_h,

+                     int a_image_width,

+                     int a_image_height,

+                     unsigned char *a_buf,

+                     EphyrHostBox *a_clip_rects,

+                     int a_clip_rect_nums )

+{

+    Bool is_ok=TRUE ;

+    XvImage *xv_image=NULL ;

+    GC gc=0 ;

+    XGCValues gc_values;

+    Display *dpy = hostx_get_display () ;

+    XRectangle *rects=NULL ;

+    int res = 0 ;

+

+    EPHYR_RETURN_VAL_IF_FAIL (a_buf, FALSE) ;

+

+    EPHYR_LOG ("enter, num_clip_rects: %d\n", a_clip_rect_nums) ;

+

+    memset (&gc_values, 0, sizeof (gc_values)) ;

+    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);

+    if (!gc) {

+        EPHYR_LOG_ERROR ("failed to create gc \n") ;

+        goto out ;

+    }

+    xv_image = (XvImage*) XvCreateImage (hostx_get_display (),

+                                         a_port_id, a_image_id,

+                                         NULL, a_image_width, a_image_height) ;

+    if (!xv_image) {

+        EPHYR_LOG_ERROR ("failed to create image\n") ;

+        goto out ;

+    }

+    xv_image->data = (char*)a_buf ;

+    if (a_clip_rect_nums) {

+        int i=0 ;

+        rects = calloc (a_clip_rect_nums, sizeof (XRectangle)) ;

+        for (i=0; i < a_clip_rect_nums; i++) {

+            rects[i].x = a_clip_rects[i].x1 ;

+            rects[i].y = a_clip_rects[i].y1 ;

+            rects[i].width = a_clip_rects[i].x2 - a_clip_rects[i].x1;

+            rects[i].height = a_clip_rects[i].y2 - a_clip_rects[i].y1;

+            EPHYR_LOG ("(x,y,w,h): (%d,%d,%d,%d)\n",

+                       rects[i].x, rects[i].y,

+                       rects[i].width, rects[i].height) ;

+        }

+        XSetClipRectangles (dpy, gc, 0, 0, rects, a_clip_rect_nums, YXBanded) ;

+        /*this always returns 1*/

+    }

+    res = XvPutImage (dpy, a_port_id,

+                      hostx_get_window (a_screen_num),

+                      gc, xv_image,

+                      a_src_x, a_src_y, a_src_w, a_src_h,

+                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;

+    if (res != Success) {

+        EPHYR_LOG_ERROR ("XvPutImage() failed: %d\n", res) ;

+        goto out ;

+    }

+    is_ok = TRUE ;

+

+out:

+    if (xv_image) {

+        XFree (xv_image) ;

+        xv_image = NULL ;

+    }

+    if (gc) {

+        XFreeGC (dpy, gc) ;

+        gc = NULL ;

+    }

+    if (rects) {

+        free (rects) ;

+        rects = NULL ;

+    }

+    EPHYR_LOG ("leave\n") ;

+    return is_ok ;

+}

+

+Bool

+ephyrHostXVPutVideo (int a_screen_num, int a_port_id,

+                     int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,

+                     int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)

+{

+    Bool is_ok=FALSE ;

+    int res=FALSE ;

+    GC gc=0 ;

+    XGCValues gc_values;

+    Display *dpy=hostx_get_display () ;

+

+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;

+

+    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);

+    if (!gc) {

+        EPHYR_LOG_ERROR ("failed to create gc \n") ;

+        goto out ;

+    }

+    res = XvPutVideo (dpy, a_port_id, hostx_get_window (a_screen_num), gc,

+                      a_vid_x, a_vid_y, a_vid_w, a_vid_h,

+                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;

+

+    if (res != Success) {

+        EPHYR_LOG_ERROR ("XvPutVideo() failed: %d\n", res) ;

+        goto out ;

+    }

+

+    is_ok = TRUE ;

+

+out:

+    if (gc) {

+        XFreeGC (dpy, gc) ;

+        gc = NULL ;

+    }

+    return is_ok ;

+}

+

+Bool

+ephyrHostXVGetVideo (int a_screen_num, int a_port_id,

+                     int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,

+                     int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)

+{

+    Bool is_ok=FALSE ;

+    int res=FALSE ;

+    GC gc=0 ;

+    XGCValues gc_values;

+    Display *dpy=hostx_get_display () ;

+

+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;

+

+    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);

+    if (!gc) {

+        EPHYR_LOG_ERROR ("failed to create gc \n") ;

+        goto out ;

+    }

+    res = XvGetVideo (dpy, a_port_id, hostx_get_window (a_screen_num), gc,

+                      a_vid_x, a_vid_y, a_vid_w, a_vid_h,

+                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;

+

+    if (res != Success) {

+        EPHYR_LOG_ERROR ("XvGetVideo() failed: %d\n", res) ;

+        goto out ;

+    }

+

+    is_ok = TRUE ;

+

+out:

+    if (gc) {

+        XFreeGC (dpy, gc) ;

+        gc = NULL ;

+    }

+    return is_ok ;

+}

+

+Bool

+ephyrHostXVPutStill (int a_screen_num, int a_port_id,

+                     int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,

+                     int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)

+{

+    Bool is_ok=FALSE ;

+    int res=FALSE ;

+    GC gc=0 ;

+    XGCValues gc_values;

+    Display *dpy=hostx_get_display () ;

+

+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;

+

+    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);

+    if (!gc) {

+        EPHYR_LOG_ERROR ("failed to create gc \n") ;

+        goto out ;

+    }

+    res = XvPutStill (dpy, a_port_id, hostx_get_window (a_screen_num), gc,

+                      a_vid_x, a_vid_y, a_vid_w, a_vid_h,

+                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;

+

+    if (res != Success) {

+        EPHYR_LOG_ERROR ("XvPutStill() failed: %d\n", res) ;

+        goto out ;

+    }

+

+    is_ok = TRUE ;

+

+out:

+    if (gc) {

+        XFreeGC (dpy, gc) ;

+        gc = NULL ;

+    }

+    return is_ok ;

+}

+

+Bool

+ephyrHostXVGetStill (int a_screen_num, int a_port_id,

+                     int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,

+                     int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h)

+{

+    Bool is_ok=FALSE ;

+    int res=FALSE ;

+    GC gc=0 ;

+    XGCValues gc_values;

+    Display *dpy=hostx_get_display () ;

+

+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;

+

+    gc = XCreateGC (dpy, hostx_get_window (a_screen_num), 0L, &gc_values);

+    if (!gc) {

+        EPHYR_LOG_ERROR ("failed to create gc \n") ;

+        goto out ;

+    }

+    res = XvGetStill (dpy, a_port_id, hostx_get_window (a_screen_num), gc,

+                      a_vid_x, a_vid_y, a_vid_w, a_vid_h,

+                      a_drw_x, a_drw_y, a_drw_w, a_drw_h) ;

+

+    if (res != Success) {

+        EPHYR_LOG_ERROR ("XvGetStill() failed: %d\n", res) ;

+        goto out ;

+    }

+

+    is_ok = TRUE ;

+

+out:

+    if (gc) {

+        XFreeGC (dpy, gc) ;

+        gc = NULL ;

+    }

+    return is_ok ;

+}

+

+Bool

+ephyrHostXVStopVideo (int a_screen_num, int a_port_id)

+{

+    int ret=0 ;

+    Bool is_ok=FALSE ;

+    Display *dpy = hostx_get_display () ;

+

+    EPHYR_RETURN_VAL_IF_FAIL (dpy, FALSE) ;

+

+    EPHYR_LOG ("enter\n") ;

+

+    ret = XvStopVideo (dpy, a_port_id, hostx_get_window (a_screen_num)) ;

+    if (ret != Success) {

+        EPHYR_LOG_ERROR ("XvStopVideo() failed: %d \n", ret) ;

+        goto out ;

+    }

+    is_ok = TRUE ;

+

+out:

+    EPHYR_LOG ("leave\n") ;

+    return is_ok ;

+}

+