diff options
Diffstat (limited to 'xorg-server/hw/kdrive/ephyr/ephyrvideo.c')
| -rw-r--r-- | xorg-server/hw/kdrive/ephyr/ephyrvideo.c | 2491 |
1 files changed, 1218 insertions, 1273 deletions
diff --git a/xorg-server/hw/kdrive/ephyr/ephyrvideo.c b/xorg-server/hw/kdrive/ephyr/ephyrvideo.c index 0fd1a63d4..67eadd121 100644 --- a/xorg-server/hw/kdrive/ephyr/ephyrvideo.c +++ b/xorg-server/hw/kdrive/ephyr/ephyrvideo.c @@ -1,1273 +1,1218 @@ -/*
- * 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
-#include <string.h>
-#include <X11/extensions/Xv.h>
-#include "ephyrlog.h"
-#include "kdrive.h"
-#include "kxv.h"
-#include "ephyr.h"
-#include "hostx.h"
-#include "ephyrhostvideo.h"
-
-struct _EphyrXVPriv {
- EphyrHostXVAdaptorArray *host_adaptors ;
- KdVideoAdaptorPtr adaptors ;
- int num_adaptors ;
-};
-typedef struct _EphyrXVPriv EphyrXVPriv ;
-
-struct _EphyrPortPriv {
- int port_number ;
- KdVideoAdaptorPtr current_adaptor ;
- EphyrXVPriv *xv_priv;
- unsigned char *image_buf ;
- int image_buf_size ;
- int image_id ;
- int drw_x, drw_y, drw_w, drw_h ;
- int src_x, src_y, src_w, src_h ;
- int image_width, image_height ;
-};
-typedef struct _EphyrPortPriv EphyrPortPriv ;
-
-static Bool DoSimpleClip (BoxPtr a_dst_drw,
- BoxPtr a_clipper,
- BoxPtr a_result) ;
-
-static Bool ephyrLocalAtomToHost (int a_local_atom, int *a_host_atom) ;
-
-/*
-static Bool ephyrHostAtomToLocal (int a_host_atom, int *a_local_atom) ;
-*/
-
-static EphyrXVPriv* ephyrXVPrivNew (void) ;
-static void ephyrXVPrivDelete (EphyrXVPriv *a_this) ;
-static Bool ephyrXVPrivQueryHostAdaptors (EphyrXVPriv *a_this) ;
-static Bool ephyrXVPrivSetAdaptorsHooks (EphyrXVPriv *a_this) ;
-static Bool ephyrXVPrivRegisterAdaptors (EphyrXVPriv *a_this,
- ScreenPtr a_screen) ;
-
-static Bool ephyrXVPrivIsAttrValueValid (KdAttributePtr a_attrs,
- int a_attrs_len,
- const char *a_attr_name,
- int a_attr_value,
- Bool *a_is_valid) ;
-
-static Bool ephyrXVPrivGetImageBufSize (int a_port_id,
- int a_image_id,
- unsigned short a_width,
- unsigned short a_height,
- int *a_size) ;
-
-static Bool ephyrXVPrivSaveImageToPortPriv (EphyrPortPriv *a_port_priv,
- const unsigned char *a_image,
- int a_image_len) ;
-
-static void ephyrStopVideo (KdScreenInfo *a_info,
- pointer a_xv_priv,
- Bool a_exit);
-
-static int ephyrSetPortAttribute (KdScreenInfo *a_info,
- Atom a_attr_name,
- int a_attr_value,
- pointer a_port_priv);
-
-static int ephyrGetPortAttribute (KdScreenInfo *a_screen_info,
- Atom a_attr_name,
- int *a_attr_value,
- pointer a_port_priv);
-
-static void ephyrQueryBestSize (KdScreenInfo *a_info,
- Bool a_motion,
- short a_src_w,
- short a_src_h,
- short a_drw_w,
- short a_drw_h,
- unsigned int *a_prefered_w,
- unsigned int *a_prefered_h,
- pointer a_port_priv);
-
-static int ephyrPutImage (KdScreenInfo *a_info,
- DrawablePtr a_drawable,
- short a_src_x,
- short a_src_y,
- short a_drw_x,
- short a_drw_y,
- short a_src_w,
- short a_src_h,
- short a_drw_w,
- short a_drw_h,
- int a_id,
- unsigned char *a_buf,
- short a_width,
- short a_height,
- Bool a_sync,
- RegionPtr a_clipping_region,
- pointer a_port_priv);
-
-static int ephyrReputImage (KdScreenInfo *a_info,
- DrawablePtr a_drawable,
- short a_drw_x,
- short a_drw_y,
- RegionPtr a_clipping_region,
- pointer a_port_priv) ;
-
-static int ephyrPutVideo (KdScreenInfo *a_info,
- DrawablePtr a_drawable,
- short a_vid_x, short a_vid_y,
- short a_drw_x, short a_drw_y,
- short a_vid_w, short a_vid_h,
- short a_drw_w, short a_drw_h,
- RegionPtr a_clip_region,
- pointer a_port_priv) ;
-
-static int ephyrGetVideo (KdScreenInfo *a_info,
- DrawablePtr a_drawable,
- short a_vid_x, short a_vid_y,
- short a_drw_x, short a_drw_y,
- short a_vid_w, short a_vid_h,
- short a_drw_w, short a_drw_h,
- RegionPtr a_clip_region,
- pointer a_port_priv) ;
-
-static int ephyrPutStill (KdScreenInfo *a_info,
- DrawablePtr a_drawable,
- short a_vid_x, short a_vid_y,
- short a_drw_x, short a_drw_y,
- short a_vid_w, short a_vid_h,
- short a_drw_w, short a_drw_h,
- RegionPtr a_clip_region,
- pointer a_port_priv) ;
-
-static int ephyrGetStill (KdScreenInfo *a_info,
- DrawablePtr a_drawable,
- short a_vid_x, short a_vid_y,
- short a_drw_x, short a_drw_y,
- short a_vid_w, short a_vid_h,
- short a_drw_w, short a_drw_h,
- RegionPtr a_clip_region,
- pointer a_port_priv) ;
-
-static int ephyrQueryImageAttributes (KdScreenInfo *a_info,
- int a_id,
- unsigned short *a_w,
- unsigned short *a_h,
- int *a_pitches,
- int *a_offsets);
-static int s_base_port_id ;
-
-/**************
- * <helpers>
- * ************/
-
-static Bool
-DoSimpleClip (BoxPtr a_dst_box,
- BoxPtr a_clipper,
- BoxPtr a_result)
-{
- BoxRec dstClippedBox ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_dst_box && a_clipper && a_result, FALSE) ;
-
- /*
- * setup the clipbox inside the destination.
- */
- dstClippedBox.x1 = a_dst_box->x1 ;
- dstClippedBox.x2 = a_dst_box->x2 ;
- dstClippedBox.y1 = a_dst_box->y1 ;
- dstClippedBox.y2 = a_dst_box->y2 ;
-
- /*
- * if the cliper leftmost edge is inside
- * the destination area then the leftmost edge of the resulting
- * clipped box is the leftmost edge of the cliper.
- */
- if (a_clipper->x1 > dstClippedBox.x1)
- dstClippedBox.x1 = a_clipper->x1 ;
-
- /*
- * if the cliper top edge is inside the destination area
- * then the bottom horizontal edge of the resulting clipped box
- * is the bottom edge of the cliper
- */
- if (a_clipper->y1 > dstClippedBox.y1)
- dstClippedBox.y1 = a_clipper->y1 ;
-
- /*ditto for right edge*/
- if (a_clipper->x2 < dstClippedBox.x2)
- dstClippedBox.x2 = a_clipper->x2 ;
-
- /*ditto for bottom edge*/
- if (a_clipper->y2 < dstClippedBox.y2)
- dstClippedBox.y2 = a_clipper->y2 ;
-
- memcpy (a_result, &dstClippedBox, sizeof (dstClippedBox)) ;
- return TRUE ;
-}
-
-static Bool
-ephyrLocalAtomToHost (int a_local_atom, int *a_host_atom)
-{
- const char *atom_name=NULL;
- int host_atom=None ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_host_atom, FALSE) ;
-
- if (!ValidAtom (a_local_atom))
- return FALSE ;
-
- atom_name = NameForAtom (a_local_atom) ;
-
- if (!atom_name)
- return FALSE ;
-
- if (!ephyrHostGetAtom (atom_name, FALSE, &host_atom) || host_atom == None) {
- EPHYR_LOG_ERROR ("no atom for string %s defined in host X\n",
- atom_name) ;
- return FALSE ;
- }
- *a_host_atom = host_atom ;
- return TRUE ;
-}
-
-/*
- Not used yed.
-static Bool
-ephyrHostAtomToLocal (int a_host_atom, int *a_local_atom)
-{
- Bool is_ok=FALSE ;
- char *atom_name=NULL ;
- int atom=None ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_local_atom, FALSE) ;
-
- atom_name = ephyrHostGetAtomName (a_host_atom) ;
- if (!atom_name)
- goto out ;
-
- atom = MakeAtom (atom_name, strlen (atom_name), TRUE) ;
- if (atom == None)
- goto out ;
-
- *a_local_atom = atom ;
- is_ok = TRUE ;
-
-out:
- if (atom_name) {
- ephyrHostFree (atom_name) ;
- }
- return is_ok ;
-}
-*/
-
-/**************
- *</helpers>
- * ************/
-
-Bool
-ephyrInitVideo (ScreenPtr pScreen)
-{
- Bool is_ok = FALSE ;
- KdScreenPriv(pScreen);
- KdScreenInfo *screen = pScreenPriv->screen;
- static EphyrXVPriv *xv_priv;
-
- EPHYR_LOG ("enter\n") ;
-
- if (screen->fb.bitsPerPixel == 8) {
- EPHYR_LOG_ERROR ("8 bits depth not supported\n") ;
- return FALSE ;
- }
-
- if (!xv_priv) {
- xv_priv = ephyrXVPrivNew () ;
- }
- if (!xv_priv) {
- EPHYR_LOG_ERROR ("failed to create xv_priv\n") ;
- goto out ;
- }
-
- if (!ephyrXVPrivRegisterAdaptors (xv_priv, pScreen)) {
- EPHYR_LOG_ERROR ("failed to register adaptors\n") ;
- goto out ;
- }
- is_ok = TRUE ;
-
-out:
- return is_ok ;
-}
-
-static EphyrXVPriv*
-ephyrXVPrivNew (void)
-{
- EphyrXVPriv *xv_priv=NULL ;
-
- EPHYR_LOG ("enter\n") ;
-
- xv_priv = calloc(1, sizeof (EphyrXVPriv)) ;
- if (!xv_priv) {
- EPHYR_LOG_ERROR ("failed to create EphyrXVPriv\n") ;
- goto error ;
- }
-
- ephyrHostXVInit () ;
-
- if (!ephyrXVPrivQueryHostAdaptors (xv_priv)) {
- EPHYR_LOG_ERROR ("failed to query the host x for xv properties\n") ;
- goto error ;
- }
- if (!ephyrXVPrivSetAdaptorsHooks (xv_priv)) {
- EPHYR_LOG_ERROR ("failed to set xv_priv hooks\n") ;
- goto error ;
- }
-
- EPHYR_LOG ("leave\n") ;
- return xv_priv ;
-
-error:
- if (xv_priv) {
- ephyrXVPrivDelete (xv_priv) ;
- xv_priv = NULL ;
- }
- return NULL ;
-}
-
-static void
-ephyrXVPrivDelete (EphyrXVPriv *a_this)
-{
- EPHYR_LOG ("enter\n") ;
-
- if (!a_this)
- return ;
- if (a_this->host_adaptors) {
- ephyrHostXVAdaptorArrayDelete (a_this->host_adaptors) ;
- a_this->host_adaptors = NULL ;
- }
- free(a_this->adaptors) ;
- a_this->adaptors = NULL ;
- free(a_this) ;
- EPHYR_LOG ("leave\n") ;
-}
-
-static KdVideoEncodingPtr
-videoEncodingDup (EphyrHostEncoding *a_encodings,
- int a_num_encodings)
-{
- KdVideoEncodingPtr result = NULL ;
- int i=0 ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_encodings && a_num_encodings, NULL) ;
-
- result = calloc(a_num_encodings, sizeof (KdVideoEncodingRec)) ;
- for (i=0 ; i < a_num_encodings; i++) {
- result[i].id = a_encodings[i].id ;
- result[i].name = strdup (a_encodings[i].name) ;
- result[i].width = a_encodings[i].width ;
- result[i].height = a_encodings[i].height ;
- result[i].rate.numerator = a_encodings[i].rate.numerator ;
- result[i].rate.denominator = a_encodings[i].rate.denominator ;
- }
- return result ;
-}
-
-static KdAttributePtr
-portAttributesDup (EphyrHostAttribute *a_encodings,
- int a_num_encodings)
-{
- int i=0 ;
- KdAttributePtr result=NULL ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_encodings && a_num_encodings, NULL) ;
-
- result = calloc(a_num_encodings, sizeof (KdAttributeRec)) ;
- if (!result) {
- EPHYR_LOG_ERROR ("failed to allocate attributes\n") ;
- return NULL ;
- }
- for (i=0; i < a_num_encodings; i++) {
- result[i].flags = a_encodings[i].flags ;
- result[i].min_value = a_encodings[i].min_value ;
- result[i].max_value = a_encodings[i].max_value ;
- result[i].name = strdup (a_encodings[i].name) ;
- }
- return result ;
-}
-
-static Bool
-ephyrXVPrivQueryHostAdaptors (EphyrXVPriv *a_this)
-{
- EphyrHostXVAdaptor *cur_host_adaptor=NULL ;
- EphyrHostVideoFormat *video_formats=NULL ;
- EphyrHostEncoding *encodings=NULL ;
- EphyrHostAttribute *attributes=NULL ;
- EphyrHostImageFormat *image_formats=NULL ;
- int num_video_formats=0, base_port_id=0,
- num_attributes=0, num_formats=0, i=0,
- port_priv_offset=0;
- unsigned num_encodings=0 ;
- Bool is_ok = FALSE ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_this, FALSE) ;
-
- EPHYR_LOG ("enter\n") ;
-
- if (!ephyrHostXVQueryAdaptors (&a_this->host_adaptors)) {
- EPHYR_LOG_ERROR ("failed to query host adaptors\n") ;
- goto out ;
- }
- if (a_this->host_adaptors)
- a_this->num_adaptors =
- ephyrHostXVAdaptorArrayGetSize (a_this->host_adaptors) ;
- if (a_this->num_adaptors < 0) {
- EPHYR_LOG_ERROR ("failed to get number of host adaptors\n") ;
- goto out ;
- }
- EPHYR_LOG ("host has %d adaptors\n", a_this->num_adaptors) ;
- /*
- * copy what we can from adaptors into a_this->adaptors
- */
- if (a_this->num_adaptors) {
- a_this->adaptors = calloc(a_this->num_adaptors,
- sizeof (KdVideoAdaptorRec)) ;
- if (!a_this->adaptors) {
- EPHYR_LOG_ERROR ("failed to create internal adaptors\n") ;
- goto out ;
- }
- }
- for (i=0; i < a_this->num_adaptors; i++) {
- int j=0 ;
- cur_host_adaptor =
- ephyrHostXVAdaptorArrayAt (a_this->host_adaptors, i) ;
- if (!cur_host_adaptor)
- continue ;
- a_this->adaptors[i].nPorts =
- ephyrHostXVAdaptorGetNbPorts (cur_host_adaptor) ;
- if (a_this->adaptors[i].nPorts <=0) {
- EPHYR_LOG_ERROR ("Could not find any port of adaptor %d\n", i) ;
- continue ;
- }
- a_this->adaptors[i].type =
- ephyrHostXVAdaptorGetType (cur_host_adaptor) ;
- a_this->adaptors[i].type |= XvWindowMask ;
- a_this->adaptors[i].flags =
- VIDEO_OVERLAID_IMAGES | VIDEO_CLIP_TO_VIEWPORT;
- if (ephyrHostXVAdaptorGetName (cur_host_adaptor))
- a_this->adaptors[i].name =
- strdup (ephyrHostXVAdaptorGetName (cur_host_adaptor)) ;
- else
- a_this->adaptors[i].name = strdup ("Xephyr Video Overlay");
- base_port_id = ephyrHostXVAdaptorGetFirstPortID (cur_host_adaptor) ;
- if (base_port_id < 0) {
- EPHYR_LOG_ERROR ("failed to get port id for adaptor %d\n", i) ;
- continue ;
- }
- if (!s_base_port_id)
- s_base_port_id = base_port_id ;
-
- if (!ephyrHostXVQueryEncodings (base_port_id,
- &encodings,
- &num_encodings)) {
- EPHYR_LOG_ERROR ("failed to get encodings for port port id %d,"
- " adaptors %d\n",
- base_port_id, i) ;
- continue ;
- }
- a_this->adaptors[i].nEncodings = num_encodings ;
- a_this->adaptors[i].pEncodings =
- videoEncodingDup (encodings, num_encodings) ;
- video_formats = (EphyrHostVideoFormat*)
- ephyrHostXVAdaptorGetVideoFormats (cur_host_adaptor,
- &num_video_formats);
- a_this->adaptors[i].pFormats = (KdVideoFormatPtr) video_formats ;
- a_this->adaptors[i].nFormats = num_video_formats ;
- /* got a_this->adaptors[i].nPorts already
- a_this->adaptors[i].nPorts =
- ephyrHostXVAdaptorGetNbPorts (cur_host_adaptor) ;
- */
- a_this->adaptors[i].pPortPrivates =
- calloc(a_this->adaptors[i].nPorts,
- sizeof (DevUnion) + sizeof (EphyrPortPriv)) ;
- port_priv_offset = a_this->adaptors[i].nPorts;
- for (j=0; j < a_this->adaptors[i].nPorts; j++) {
- EphyrPortPriv *port_privs_base =
- (EphyrPortPriv*)&a_this->adaptors[i].pPortPrivates[port_priv_offset];
- EphyrPortPriv *port_priv = &port_privs_base[j] ;
- port_priv->port_number = base_port_id + j;
- port_priv->current_adaptor = &a_this->adaptors[i] ;
- port_priv->xv_priv = a_this ;
- a_this->adaptors[i].pPortPrivates[j].ptr = port_priv;
- }
- if (!ephyrHostXVQueryPortAttributes (base_port_id,
- &attributes,
- &num_attributes)) {
- EPHYR_LOG_ERROR ("failed to get port attribute "
- "for adaptor %d\n", i) ;
- continue ;
- }
- a_this->adaptors[i].pAttributes =
- portAttributesDup (attributes, num_attributes);
- a_this->adaptors[i].nAttributes = num_attributes ;
- /*make sure atoms of attrs names are created in xephyr*/
- for (j=0; j < a_this->adaptors[i].nAttributes; j++) {
- if (a_this->adaptors[i].pAttributes[j].name)
- MakeAtom (a_this->adaptors[i].pAttributes[j].name,
- strlen (a_this->adaptors[i].pAttributes[j].name),
- TRUE) ;
- }
- if (!ephyrHostXVQueryImageFormats (base_port_id,
- &image_formats,
- &num_formats)) {
- EPHYR_LOG_ERROR ("failed to get image formats "
- "for adaptor %d\n", i) ;
- continue ;
- }
- a_this->adaptors[i].pImages = (KdImagePtr) image_formats ;
- a_this->adaptors[i].nImages = num_formats ;
- }
- is_ok = TRUE ;
-
-out:
- if (encodings) {
- ephyrHostEncodingsDelete (encodings, num_encodings) ;
- encodings = NULL ;
- }
- if (attributes) {
- ephyrHostAttributesDelete (attributes) ;
- attributes = NULL ;
- }
- EPHYR_LOG ("leave\n") ;
- return is_ok ;
-}
-
-static Bool
-ephyrXVPrivSetAdaptorsHooks (EphyrXVPriv *a_this)
-{
- int i=0 ;
- Bool has_it=FALSE ;
- EphyrHostXVAdaptor *cur_host_adaptor=NULL ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_this, FALSE) ;
-
- EPHYR_LOG ("enter\n") ;
-
- for (i=0; i < a_this->num_adaptors; i++) {
- a_this->adaptors[i].ReputImage = ephyrReputImage ;
- a_this->adaptors[i].StopVideo = ephyrStopVideo ;
- a_this->adaptors[i].SetPortAttribute = ephyrSetPortAttribute ;
- a_this->adaptors[i].GetPortAttribute = ephyrGetPortAttribute ;
- a_this->adaptors[i].QueryBestSize = ephyrQueryBestSize ;
- a_this->adaptors[i].QueryImageAttributes = ephyrQueryImageAttributes ;
-
- cur_host_adaptor =
- ephyrHostXVAdaptorArrayAt (a_this->host_adaptors, i) ;
- if (!cur_host_adaptor) {
- EPHYR_LOG_ERROR ("failed to get host adaptor at index %d\n", i) ;
- continue ;
- }
- has_it = FALSE ;
- if (!ephyrHostXVAdaptorHasPutImage (cur_host_adaptor, &has_it)) {
- EPHYR_LOG_ERROR ("error\n") ;
- }
- if (has_it) {
- a_this->adaptors[i].PutImage = ephyrPutImage;
- }
-
- has_it = FALSE ;
- if (!ephyrHostXVAdaptorHasPutVideo (cur_host_adaptor, &has_it)) {
- EPHYR_LOG_ERROR ("error\n") ;
- }
- if (has_it) {
- a_this->adaptors[i].PutVideo = ephyrPutVideo;
- }
-
- has_it = FALSE ;
- if (!ephyrHostXVAdaptorHasGetVideo (cur_host_adaptor, &has_it)) {
- EPHYR_LOG_ERROR ("error\n") ;
- }
- if (has_it) {
- a_this->adaptors[i].GetVideo = ephyrGetVideo;
- }
-
- has_it = FALSE ;
- if (!ephyrHostXVAdaptorHasPutStill (cur_host_adaptor, &has_it)) {
- EPHYR_LOG_ERROR ("error\n") ;
- }
- if (has_it) {
- a_this->adaptors[i].PutStill = ephyrPutStill;
- }
-
- has_it = FALSE ;
- if (!ephyrHostXVAdaptorHasGetStill (cur_host_adaptor, &has_it)) {
- EPHYR_LOG_ERROR ("error\n") ;
- }
- if (has_it) {
- a_this->adaptors[i].GetStill = ephyrGetStill;
- }
- }
- EPHYR_LOG ("leave\n") ;
- return TRUE ;
-}
-
-static Bool
-ephyrXVPrivRegisterAdaptors (EphyrXVPriv *a_this,
- ScreenPtr a_screen)
-{
- KdScreenPriv(a_screen);
- KdScreenInfo *screen = pScreenPriv->screen;
- Bool is_ok = FALSE ;
- KdVideoAdaptorPtr *adaptors=NULL, *registered_adaptors=NULL ;
- int num_registered_adaptors=0, i=0, num_adaptors=0 ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_this && a_screen, FALSE) ;
-
- EPHYR_LOG ("enter\n") ;
-
- if (!a_this->num_adaptors)
- goto out ;
- num_registered_adaptors =
- KdXVListGenericAdaptors (screen, ®istered_adaptors);
-
- num_adaptors = num_registered_adaptors + a_this->num_adaptors ;
- adaptors = calloc(num_adaptors, sizeof (KdVideoAdaptorPtr)) ;
- if (!adaptors) {
- EPHYR_LOG_ERROR ("failed to allocate adaptors tab\n") ;
- goto out ;
- }
- memmove (adaptors, registered_adaptors, num_registered_adaptors) ;
- for (i=0 ; i < a_this->num_adaptors; i++) {
- *(adaptors + num_registered_adaptors + i) = &a_this->adaptors[i] ;
- }
- if (!KdXVScreenInit (a_screen, adaptors, num_adaptors)) {
- EPHYR_LOG_ERROR ("failed to register adaptors\n");
- goto out ;
- }
- EPHYR_LOG ("there are %d registered adaptors\n", num_adaptors) ;
- is_ok = TRUE ;
-
-out:
- free(registered_adaptors) ;
- registered_adaptors = NULL ;
- free(adaptors) ;
- adaptors = NULL ;
-
- EPHYR_LOG ("leave\n") ;
- return is_ok ;
-}
-
-static Bool
-ephyrXVPrivIsAttrValueValid (KdAttributePtr a_attrs,
- int a_attrs_len,
- const char *a_attr_name,
- int a_attr_value,
- Bool *a_is_valid)
-{
- int i=0 ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_attrs && a_attr_name && a_is_valid,
- FALSE) ;
-
- for (i=0; i < a_attrs_len; i++) {
- if (a_attrs[i].name && strcmp (a_attrs[i].name, a_attr_name))
- continue ;
- if (a_attrs[i].min_value > a_attr_value ||
- a_attrs[i].max_value < a_attr_value) {
- *a_is_valid = FALSE ;
- EPHYR_LOG_ERROR ("attribute was not valid\n"
- "value:%d. min:%d. max:%d\n",
- a_attr_value,
- a_attrs[i].min_value,
- a_attrs[i].max_value) ;
- } else {
- *a_is_valid = TRUE ;
- }
- return TRUE ;
- }
- return FALSE ;
-}
-
-static Bool
-ephyrXVPrivGetImageBufSize (int a_port_id,
- int a_image_id,
- unsigned short a_width,
- unsigned short a_height,
- int *a_size)
-{
- Bool is_ok=FALSE ;
- unsigned short width=a_width, height=a_height ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_size, FALSE) ;
-
- EPHYR_LOG ("enter\n") ;
-
- if (!ephyrHostXVQueryImageAttributes (a_port_id, a_image_id,
- &width, &height, a_size, NULL, NULL)) {
- EPHYR_LOG_ERROR ("failed to get image attributes\n") ;
- goto out ;
- }
- is_ok = TRUE ;
-
-out:
- EPHYR_LOG ("leave\n") ;
- return is_ok ;
-}
-
-static Bool
-ephyrXVPrivSaveImageToPortPriv (EphyrPortPriv *a_port_priv,
- const unsigned char *a_image_buf,
- int a_image_len)
-{
- Bool is_ok=FALSE ;
-
- EPHYR_LOG ("enter\n") ;
-
- if (a_port_priv->image_buf_size < a_image_len) {
- unsigned char *buf=NULL ;
- buf = realloc (a_port_priv->image_buf, a_image_len) ;
- if (!buf) {
- EPHYR_LOG_ERROR ("failed to realloc image buffer\n") ;
- goto out ;
- }
- a_port_priv->image_buf = buf ;
- a_port_priv->image_buf_size = a_image_len;
- }
- memmove (a_port_priv->image_buf, a_image_buf, a_image_len) ;
- is_ok = TRUE ;
-
-out:
- return is_ok ;
- EPHYR_LOG ("leave\n") ;
-}
-
-static void
-ephyrStopVideo (KdScreenInfo *a_info, pointer a_port_priv, Bool a_exit)
-{
- EphyrPortPriv *port_priv = a_port_priv ;
-
- EPHYR_RETURN_IF_FAIL (a_info && a_info->pScreen) ;
- EPHYR_RETURN_IF_FAIL (port_priv) ;
-
- EPHYR_LOG ("enter\n") ;
- if (!ephyrHostXVStopVideo (a_info->pScreen->myNum,
- port_priv->port_number)) {
- EPHYR_LOG_ERROR ("XvStopVideo() failed\n") ;
- }
- EPHYR_LOG ("leave\n") ;
-}
-
-static int
-ephyrSetPortAttribute (KdScreenInfo *a_info,
- Atom a_attr_name,
- int a_attr_value,
- pointer a_port_priv)
-{
- int res=Success, host_atom=0 ;
- EphyrPortPriv *port_priv = a_port_priv ;
- Bool is_attr_valid=FALSE ;
-
- EPHYR_RETURN_VAL_IF_FAIL (port_priv, BadMatch) ;
- EPHYR_RETURN_VAL_IF_FAIL (port_priv->current_adaptor, BadMatch) ;
- EPHYR_RETURN_VAL_IF_FAIL (port_priv->current_adaptor->pAttributes,
- BadMatch) ;
- EPHYR_RETURN_VAL_IF_FAIL (port_priv->current_adaptor->nAttributes,
- BadMatch) ;
- EPHYR_RETURN_VAL_IF_FAIL (ValidAtom (a_attr_name), BadMatch) ;
-
- EPHYR_LOG ("enter, portnum:%d, atomid:%d, attr_name:%s, attr_val:%d\n",
- port_priv->port_number,
- (int)a_attr_name,
- NameForAtom (a_attr_name),
- a_attr_value) ;
-
- if (!ephyrLocalAtomToHost (a_attr_name, &host_atom)) {
- EPHYR_LOG_ERROR ("failed to convert local atom to host atom\n") ;
- res = BadMatch ;
- goto out ;
- }
-
- if (!ephyrXVPrivIsAttrValueValid (port_priv->current_adaptor->pAttributes,
- port_priv->current_adaptor->nAttributes,
- NameForAtom (a_attr_name),
- a_attr_value,
- &is_attr_valid)) {
- EPHYR_LOG_ERROR ("failed to validate attribute %s\n",
- NameForAtom (a_attr_name)) ;
- /*
- res = BadMatch ;
- goto out ;
- */
- }
- if (!is_attr_valid) {
- EPHYR_LOG_ERROR ("attribute %s is not valid\n",
- NameForAtom (a_attr_name)) ;
- /*
- res = BadMatch ;
- goto out ;
- */
- }
-
- if (!ephyrHostXVSetPortAttribute (port_priv->port_number,
- host_atom,
- a_attr_value)) {
- EPHYR_LOG_ERROR ("failed to set port attribute\n") ;
- res = BadMatch ;
- goto out ;
- }
-
- res = Success ;
-out:
- EPHYR_LOG ("leave\n") ;
- return res ;
-}
-
-static int
-ephyrGetPortAttribute (KdScreenInfo *a_screen_info,
- Atom a_attr_name,
- int *a_attr_value,
- pointer a_port_priv)
-{
- int res=Success, host_atom=0 ;
- EphyrPortPriv *port_priv = a_port_priv ;
-
- EPHYR_RETURN_VAL_IF_FAIL (port_priv, BadMatch) ;
- EPHYR_RETURN_VAL_IF_FAIL (ValidAtom (a_attr_name), BadMatch) ;
-
- EPHYR_LOG ("enter, portnum:%d, atomid:%d, attr_name:%s\n",
- port_priv->port_number,
- (int)a_attr_name,
- NameForAtom (a_attr_name)) ;
-
- if (!ephyrLocalAtomToHost (a_attr_name, &host_atom)) {
- EPHYR_LOG_ERROR ("failed to convert local atom to host atom\n") ;
- res = BadMatch ;
- goto out ;
- }
-
- if (!ephyrHostXVGetPortAttribute (port_priv->port_number,
- host_atom,
- a_attr_value)) {
- EPHYR_LOG_ERROR ("failed to get port attribute\n") ;
- res = BadMatch ;
- goto out ;
- }
-
- res = Success ;
-out:
- EPHYR_LOG ("leave\n") ;
- return res ;
-}
-
-static void
-ephyrQueryBestSize (KdScreenInfo *a_info,
- Bool a_motion,
- short a_src_w,
- short a_src_h,
- short a_drw_w,
- short a_drw_h,
- unsigned int *a_prefered_w,
- unsigned int *a_prefered_h,
- pointer a_port_priv)
-{
- int res=0 ;
- EphyrPortPriv *port_priv = a_port_priv ;
-
- EPHYR_RETURN_IF_FAIL (port_priv) ;
-
- EPHYR_LOG ("enter\n") ;
- res = ephyrHostXVQueryBestSize (port_priv->port_number,
- a_motion,
- a_src_w, a_src_h,
- a_drw_w, a_drw_h,
- a_prefered_w, a_prefered_h) ;
- if (!res) {
- EPHYR_LOG_ERROR ("Failed to query best size\n") ;
- }
- EPHYR_LOG ("leave\n") ;
-}
-
-static int
-ephyrPutImage (KdScreenInfo *a_info,
- DrawablePtr a_drawable,
- short a_src_x,
- short a_src_y,
- short a_drw_x,
- short a_drw_y,
- short a_src_w,
- short a_src_h,
- short a_drw_w,
- short a_drw_h,
- int a_id,
- unsigned char *a_buf,
- short a_width,
- short a_height,
- Bool a_sync,
- RegionPtr a_clipping_region,
- pointer a_port_priv)
-{
- EphyrPortPriv *port_priv = a_port_priv ;
- Bool is_ok=FALSE ;
- int result=BadImplementation, image_size=0 ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_info && a_info->pScreen, BadValue) ;
- EPHYR_RETURN_VAL_IF_FAIL (a_drawable, BadValue) ;
-
- EPHYR_LOG ("enter\n") ;
-
- if (!ephyrHostXVPutImage (a_info->pScreen->myNum,
- port_priv->port_number,
- a_id,
- a_drw_x, a_drw_y, a_drw_w, a_drw_h,
- a_src_x, a_src_y, a_src_w, a_src_h,
- a_width, a_height, a_buf,
- (EphyrHostBox*)RegionRects (a_clipping_region),
- RegionNumRects (a_clipping_region))) {
- EPHYR_LOG_ERROR ("EphyrHostXVPutImage() failed\n") ;
- goto out ;
- }
-
- /*
- * Now save the image so that we can resend it to host it
- * later, in ReputImage.
- */
- if (!ephyrXVPrivGetImageBufSize (port_priv->port_number,
- a_id, a_width, a_height, &image_size)) {
- EPHYR_LOG_ERROR ("failed to get image size\n") ;
- /*this is a minor error so we won't get bail out abruptly*/
- is_ok = FALSE ;
- } else {
- is_ok = TRUE ;
- }
- if (is_ok) {
- if (!ephyrXVPrivSaveImageToPortPriv (port_priv, a_buf, image_size)) {
- is_ok=FALSE ;
- } else {
- port_priv->image_id = a_id;
- port_priv->drw_x = a_drw_x;
- port_priv->drw_y = a_drw_y;
- port_priv->drw_w = a_drw_w ;
- port_priv->drw_h = a_drw_h ;
- port_priv->src_x = a_src_x;
- port_priv->src_y = a_src_y ;
- port_priv->src_w = a_src_w ;
- port_priv->src_h = a_src_h ;
- port_priv->image_width = a_width ;
- port_priv->image_height = a_height ;
- }
- }
- if (!is_ok) {
- if (port_priv->image_buf) {
- free (port_priv->image_buf) ;
- port_priv->image_buf = NULL ;
- port_priv->image_buf_size = 0 ;
- }
- }
-
- result = Success ;
-
-out:
- EPHYR_LOG ("leave\n") ;
- return result ;
-}
-
-static int
-ephyrReputImage (KdScreenInfo *a_info,
- DrawablePtr a_drawable,
- short a_drw_x,
- short a_drw_y,
- RegionPtr a_clipping_region,
- pointer a_port_priv)
-{
- EphyrPortPriv *port_priv = a_port_priv ;
- int result=BadImplementation ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_info->pScreen, FALSE) ;
- EPHYR_RETURN_VAL_IF_FAIL (a_drawable && port_priv, BadValue) ;
-
- EPHYR_LOG ("enter\n") ;
-
- if (!port_priv->image_buf_size || !port_priv->image_buf) {
- EPHYR_LOG_ERROR ("has null image buf in cache\n") ;
- goto out ;
- }
- if (!ephyrHostXVPutImage (a_info->pScreen->myNum,
- port_priv->port_number,
- port_priv->image_id,
- a_drw_x, a_drw_y,
- port_priv->drw_w, port_priv->drw_h,
- port_priv->src_x, port_priv->src_y,
- port_priv->src_w, port_priv->src_h,
- port_priv->image_width, port_priv->image_height,
- port_priv->image_buf,
- (EphyrHostBox*)RegionRects (a_clipping_region),
- RegionNumRects (a_clipping_region))) {
- EPHYR_LOG_ERROR ("ephyrHostXVPutImage() failed\n") ;
- goto out ;
- }
-
- result = Success ;
-
-out:
- EPHYR_LOG ("leave\n") ;
- return result ;
-}
-
-static int
-ephyrPutVideo (KdScreenInfo *a_info,
- DrawablePtr a_drawable,
- short a_vid_x, short a_vid_y,
- short a_drw_x, short a_drw_y,
- short a_vid_w, short a_vid_h,
- short a_drw_w, short a_drw_h,
- RegionPtr a_clipping_region,
- pointer a_port_priv)
-{
- EphyrPortPriv *port_priv = a_port_priv ;
- BoxRec clipped_area, dst_box ;
- int result=BadImplementation ;
- int drw_x=0, drw_y=0, drw_w=0, drw_h=0 ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_info->pScreen, BadValue) ;
- EPHYR_RETURN_VAL_IF_FAIL (a_drawable && port_priv, BadValue) ;
-
- EPHYR_LOG ("enter\n") ;
-
- dst_box.x1 = a_drw_x ;
- dst_box.x2 = a_drw_x + a_drw_w;
- dst_box.y1 = a_drw_y ;
- dst_box.y2 = a_drw_y + a_drw_h;
-
- if (!DoSimpleClip (&dst_box,
- RegionExtents(a_clipping_region),
- &clipped_area)) {
- EPHYR_LOG_ERROR ("failed to simple clip\n") ;
- goto out ;
- }
-
- drw_x = clipped_area.x1 ;
- drw_y = clipped_area.y1 ;
- drw_w = clipped_area.x2 - clipped_area.x1 ;
- drw_h = clipped_area.y2 - clipped_area.y1 ;
-
- if (!ephyrHostXVPutVideo (a_info->pScreen->myNum,
- port_priv->port_number,
- a_vid_x, a_vid_y, a_vid_w, a_vid_h,
- a_drw_x, a_drw_y, a_drw_w, a_drw_h)) {
- EPHYR_LOG_ERROR ("ephyrHostXVPutVideo() failed\n") ;
- goto out ;
- }
- result = Success ;
-
-out:
- EPHYR_LOG ("leave\n") ;
- return result ;
-}
-
-static int
-ephyrGetVideo (KdScreenInfo *a_info,
- DrawablePtr a_drawable,
- short a_vid_x, short a_vid_y,
- short a_drw_x, short a_drw_y,
- short a_vid_w, short a_vid_h,
- short a_drw_w, short a_drw_h,
- RegionPtr a_clipping_region,
- pointer a_port_priv)
-{
- EphyrPortPriv *port_priv = a_port_priv ;
- BoxRec clipped_area, dst_box ;
- int result=BadImplementation ;
- int drw_x=0, drw_y=0, drw_w=0, drw_h=0 ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_info && a_info->pScreen, BadValue) ;
- EPHYR_RETURN_VAL_IF_FAIL (a_drawable && port_priv, BadValue) ;
-
- EPHYR_LOG ("enter\n") ;
-
- dst_box.x1 = a_drw_x ;
- dst_box.x2 = a_drw_x + a_drw_w;
- dst_box.y1 = a_drw_y ;
- dst_box.y2 = a_drw_y + a_drw_h;
-
- if (!DoSimpleClip (&dst_box,
- RegionExtents(a_clipping_region),
- &clipped_area)) {
- EPHYR_LOG_ERROR ("failed to simple clip\n") ;
- goto out ;
- }
-
- drw_x = clipped_area.x1 ;
- drw_y = clipped_area.y1 ;
- drw_w = clipped_area.x2 - clipped_area.x1 ;
- drw_h = clipped_area.y2 - clipped_area.y1 ;
-
- if (!ephyrHostXVGetVideo (a_info->pScreen->myNum,
- port_priv->port_number,
- a_vid_x, a_vid_y, a_vid_w, a_vid_h,
- a_drw_x, a_drw_y, a_drw_w, a_drw_h)) {
- EPHYR_LOG_ERROR ("ephyrHostXVGetVideo() failed\n") ;
- goto out ;
- }
- result = Success ;
-
-out:
- EPHYR_LOG ("leave\n") ;
- return result ;
-}
-
-static int
-ephyrPutStill (KdScreenInfo *a_info,
- DrawablePtr a_drawable,
- short a_vid_x, short a_vid_y,
- short a_drw_x, short a_drw_y,
- short a_vid_w, short a_vid_h,
- short a_drw_w, short a_drw_h,
- RegionPtr a_clipping_region,
- pointer a_port_priv)
-{
- EphyrPortPriv *port_priv = a_port_priv ;
- BoxRec clipped_area, dst_box ;
- int result=BadImplementation ;
- int drw_x=0, drw_y=0, drw_w=0, drw_h=0 ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_info && a_info->pScreen, BadValue) ;
- EPHYR_RETURN_VAL_IF_FAIL (a_drawable && port_priv, BadValue) ;
-
- EPHYR_LOG ("enter\n") ;
-
- dst_box.x1 = a_drw_x ;
- dst_box.x2 = a_drw_x + a_drw_w;
- dst_box.y1 = a_drw_y ;
- dst_box.y2 = a_drw_y + a_drw_h;
-
- if (!DoSimpleClip (&dst_box,
- RegionExtents(a_clipping_region),
- &clipped_area)) {
- EPHYR_LOG_ERROR ("failed to simple clip\n") ;
- goto out ;
- }
-
- drw_x = clipped_area.x1 ;
- drw_y = clipped_area.y1 ;
- drw_w = clipped_area.x2 - clipped_area.x1 ;
- drw_h = clipped_area.y2 - clipped_area.y1 ;
-
- if (!ephyrHostXVPutStill (a_info->pScreen->myNum,
- port_priv->port_number,
- a_vid_x, a_vid_y, a_vid_w, a_vid_h,
- a_drw_x, a_drw_y, a_drw_w, a_drw_h)) {
- EPHYR_LOG_ERROR ("ephyrHostXVPutStill() failed\n") ;
- goto out ;
- }
- result = Success ;
-
-out:
- EPHYR_LOG ("leave\n") ;
- return result ;
-}
-
-static int
-ephyrGetStill (KdScreenInfo *a_info,
- DrawablePtr a_drawable,
- short a_vid_x, short a_vid_y,
- short a_drw_x, short a_drw_y,
- short a_vid_w, short a_vid_h,
- short a_drw_w, short a_drw_h,
- RegionPtr a_clipping_region,
- pointer a_port_priv)
-{
- EphyrPortPriv *port_priv = a_port_priv ;
- BoxRec clipped_area, dst_box ;
- int result=BadImplementation ;
- int drw_x=0, drw_y=0, drw_w=0, drw_h=0 ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_info && a_info->pScreen, BadValue) ;
- EPHYR_RETURN_VAL_IF_FAIL (a_drawable && port_priv, BadValue) ;
-
- EPHYR_LOG ("enter\n") ;
-
- dst_box.x1 = a_drw_x ;
- dst_box.x2 = a_drw_x + a_drw_w;
- dst_box.y1 = a_drw_y ;
- dst_box.y2 = a_drw_y + a_drw_h;
-
- if (!DoSimpleClip (&dst_box,
- RegionExtents(a_clipping_region),
- &clipped_area)) {
- EPHYR_LOG_ERROR ("failed to simple clip\n") ;
- goto out ;
- }
-
- drw_x = clipped_area.x1 ;
- drw_y = clipped_area.y1 ;
- drw_w = clipped_area.x2 - clipped_area.x1 ;
- drw_h = clipped_area.y2 - clipped_area.y1 ;
-
- if (!ephyrHostXVGetStill (a_info->pScreen->myNum,
- port_priv->port_number,
- a_vid_x, a_vid_y, a_vid_w, a_vid_h,
- a_drw_x, a_drw_y, a_drw_w, a_drw_h)) {
- EPHYR_LOG_ERROR ("ephyrHostXVGetStill() failed\n") ;
- goto out ;
- }
- result = Success ;
-
-out:
- EPHYR_LOG ("leave\n") ;
- return result ;
-}
-
-static int
-ephyrQueryImageAttributes (KdScreenInfo *a_info,
- int a_id,
- unsigned short *a_w,
- unsigned short *a_h,
- int *a_pitches,
- int *a_offsets)
-{
- int image_size=0 ;
-
- EPHYR_RETURN_VAL_IF_FAIL (a_w && a_h, FALSE) ;
-
- EPHYR_LOG ("enter: dim (%dx%d), pitches: %p, offsets: %p\n",
- *a_w, *a_h, a_pitches, a_offsets) ;
-
- if (!ephyrHostXVQueryImageAttributes (s_base_port_id,
- a_id,
- a_w, a_h,
- &image_size,
- a_pitches, a_offsets)) {
- EPHYR_LOG_ERROR ("EphyrHostXVQueryImageAttributes() failed\n") ;
- goto out ;
- }
- EPHYR_LOG ("image size: %d, dim (%dx%d)\n", image_size, *a_w, *a_h) ;
-
-out:
- EPHYR_LOG ("leave\n") ;
- return image_size ;
-}
+/* + * 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 +#include <string.h> +#include <X11/extensions/Xv.h> +#include "ephyrlog.h" +#include "kdrive.h" +#include "kxv.h" +#include "ephyr.h" +#include "hostx.h" +#include "ephyrhostvideo.h" + +struct _EphyrXVPriv { + EphyrHostXVAdaptorArray *host_adaptors; + KdVideoAdaptorPtr adaptors; + int num_adaptors; +}; +typedef struct _EphyrXVPriv EphyrXVPriv; + +struct _EphyrPortPriv { + int port_number; + KdVideoAdaptorPtr current_adaptor; + EphyrXVPriv *xv_priv; + unsigned char *image_buf; + int image_buf_size; + int image_id; + int drw_x, drw_y, drw_w, drw_h; + int src_x, src_y, src_w, src_h; + int image_width, image_height; +}; +typedef struct _EphyrPortPriv EphyrPortPriv; + +static Bool DoSimpleClip(BoxPtr a_dst_drw, BoxPtr a_clipper, BoxPtr a_result); + +static Bool ephyrLocalAtomToHost(int a_local_atom, int *a_host_atom); + +/* +static Bool ephyrHostAtomToLocal (int a_host_atom, int *a_local_atom) ; +*/ + +static EphyrXVPriv *ephyrXVPrivNew(void); +static void ephyrXVPrivDelete(EphyrXVPriv * a_this); +static Bool ephyrXVPrivQueryHostAdaptors(EphyrXVPriv * a_this); +static Bool ephyrXVPrivSetAdaptorsHooks(EphyrXVPriv * a_this); +static Bool ephyrXVPrivRegisterAdaptors(EphyrXVPriv * a_this, + ScreenPtr a_screen); + +static Bool ephyrXVPrivIsAttrValueValid(KdAttributePtr a_attrs, + int a_attrs_len, + const char *a_attr_name, + int a_attr_value, Bool *a_is_valid); + +static Bool ephyrXVPrivGetImageBufSize(int a_port_id, + int a_image_id, + unsigned short a_width, + unsigned short a_height, int *a_size); + +static Bool ephyrXVPrivSaveImageToPortPriv(EphyrPortPriv * a_port_priv, + const unsigned char *a_image, + int a_image_len); + +static void ephyrStopVideo(KdScreenInfo * a_info, + pointer a_xv_priv, Bool a_exit); + +static int ephyrSetPortAttribute(KdScreenInfo * a_info, + Atom a_attr_name, + int a_attr_value, pointer a_port_priv); + +static int ephyrGetPortAttribute(KdScreenInfo * a_screen_info, + Atom a_attr_name, + int *a_attr_value, pointer a_port_priv); + +static void ephyrQueryBestSize(KdScreenInfo * a_info, + Bool a_motion, + short a_src_w, + short a_src_h, + short a_drw_w, + short a_drw_h, + unsigned int *a_prefered_w, + unsigned int *a_prefered_h, pointer a_port_priv); + +static int ephyrPutImage(KdScreenInfo * a_info, + DrawablePtr a_drawable, + short a_src_x, + short a_src_y, + short a_drw_x, + short a_drw_y, + short a_src_w, + short a_src_h, + short a_drw_w, + short a_drw_h, + int a_id, + unsigned char *a_buf, + short a_width, + short a_height, + Bool a_sync, + RegionPtr a_clipping_region, pointer a_port_priv); + +static int ephyrReputImage(KdScreenInfo * a_info, + DrawablePtr a_drawable, + short a_drw_x, + short a_drw_y, + RegionPtr a_clipping_region, pointer a_port_priv); + +static int ephyrPutVideo(KdScreenInfo * a_info, + DrawablePtr a_drawable, + short a_vid_x, short a_vid_y, + short a_drw_x, short a_drw_y, + short a_vid_w, short a_vid_h, + short a_drw_w, short a_drw_h, + RegionPtr a_clip_region, pointer a_port_priv); + +static int ephyrGetVideo(KdScreenInfo * a_info, + DrawablePtr a_drawable, + short a_vid_x, short a_vid_y, + short a_drw_x, short a_drw_y, + short a_vid_w, short a_vid_h, + short a_drw_w, short a_drw_h, + RegionPtr a_clip_region, pointer a_port_priv); + +static int ephyrPutStill(KdScreenInfo * a_info, + DrawablePtr a_drawable, + short a_vid_x, short a_vid_y, + short a_drw_x, short a_drw_y, + short a_vid_w, short a_vid_h, + short a_drw_w, short a_drw_h, + RegionPtr a_clip_region, pointer a_port_priv); + +static int ephyrGetStill(KdScreenInfo * a_info, + DrawablePtr a_drawable, + short a_vid_x, short a_vid_y, + short a_drw_x, short a_drw_y, + short a_vid_w, short a_vid_h, + short a_drw_w, short a_drw_h, + RegionPtr a_clip_region, pointer a_port_priv); + +static int ephyrQueryImageAttributes(KdScreenInfo * a_info, + int a_id, + unsigned short *a_w, + unsigned short *a_h, + int *a_pitches, int *a_offsets); +static int s_base_port_id; + +/************** + * <helpers> + * ************/ + +static Bool +DoSimpleClip(BoxPtr a_dst_box, BoxPtr a_clipper, BoxPtr a_result) +{ + BoxRec dstClippedBox; + + EPHYR_RETURN_VAL_IF_FAIL(a_dst_box && a_clipper && a_result, FALSE); + + /* + * setup the clipbox inside the destination. + */ + dstClippedBox.x1 = a_dst_box->x1; + dstClippedBox.x2 = a_dst_box->x2; + dstClippedBox.y1 = a_dst_box->y1; + dstClippedBox.y2 = a_dst_box->y2; + + /* + * if the cliper leftmost edge is inside + * the destination area then the leftmost edge of the resulting + * clipped box is the leftmost edge of the cliper. + */ + if (a_clipper->x1 > dstClippedBox.x1) + dstClippedBox.x1 = a_clipper->x1; + + /* + * if the cliper top edge is inside the destination area + * then the bottom horizontal edge of the resulting clipped box + * is the bottom edge of the cliper + */ + if (a_clipper->y1 > dstClippedBox.y1) + dstClippedBox.y1 = a_clipper->y1; + + /*ditto for right edge */ + if (a_clipper->x2 < dstClippedBox.x2) + dstClippedBox.x2 = a_clipper->x2; + + /*ditto for bottom edge */ + if (a_clipper->y2 < dstClippedBox.y2) + dstClippedBox.y2 = a_clipper->y2; + + memcpy(a_result, &dstClippedBox, sizeof(dstClippedBox)); + return TRUE; +} + +static Bool +ephyrLocalAtomToHost(int a_local_atom, int *a_host_atom) +{ + const char *atom_name = NULL; + int host_atom = None; + + EPHYR_RETURN_VAL_IF_FAIL(a_host_atom, FALSE); + + if (!ValidAtom(a_local_atom)) + return FALSE; + + atom_name = NameForAtom(a_local_atom); + + if (!atom_name) + return FALSE; + + if (!ephyrHostGetAtom(atom_name, FALSE, &host_atom) || host_atom == None) { + EPHYR_LOG_ERROR("no atom for string %s defined in host X\n", atom_name); + return FALSE; + } + *a_host_atom = host_atom; + return TRUE; +} + +/* + Not used yed. +static Bool +ephyrHostAtomToLocal (int a_host_atom, int *a_local_atom) +{ + Bool is_ok=FALSE ; + char *atom_name=NULL ; + int atom=None ; + + EPHYR_RETURN_VAL_IF_FAIL (a_local_atom, FALSE) ; + + atom_name = ephyrHostGetAtomName (a_host_atom) ; + if (!atom_name) + goto out ; + + atom = MakeAtom (atom_name, strlen (atom_name), TRUE) ; + if (atom == None) + goto out ; + + *a_local_atom = atom ; + is_ok = TRUE ; + +out: + if (atom_name) { + ephyrHostFree (atom_name) ; + } + return is_ok ; +} +*/ + +/************** + *</helpers> + * ************/ + +Bool +ephyrInitVideo(ScreenPtr pScreen) +{ + Bool is_ok = FALSE; + + KdScreenPriv(pScreen); + KdScreenInfo *screen = pScreenPriv->screen; + static EphyrXVPriv *xv_priv; + + EPHYR_LOG("enter\n"); + + if (screen->fb.bitsPerPixel == 8) { + EPHYR_LOG_ERROR("8 bits depth not supported\n"); + return FALSE; + } + + if (!xv_priv) { + xv_priv = ephyrXVPrivNew(); + } + if (!xv_priv) { + EPHYR_LOG_ERROR("failed to create xv_priv\n"); + goto out; + } + + if (!ephyrXVPrivRegisterAdaptors(xv_priv, pScreen)) { + EPHYR_LOG_ERROR("failed to register adaptors\n"); + goto out; + } + is_ok = TRUE; + + out: + return is_ok; +} + +static EphyrXVPriv * +ephyrXVPrivNew(void) +{ + EphyrXVPriv *xv_priv = NULL; + + EPHYR_LOG("enter\n"); + + xv_priv = calloc(1, sizeof(EphyrXVPriv)); + if (!xv_priv) { + EPHYR_LOG_ERROR("failed to create EphyrXVPriv\n"); + goto error; + } + + ephyrHostXVInit(); + + if (!ephyrXVPrivQueryHostAdaptors(xv_priv)) { + EPHYR_LOG_ERROR("failed to query the host x for xv properties\n"); + goto error; + } + if (!ephyrXVPrivSetAdaptorsHooks(xv_priv)) { + EPHYR_LOG_ERROR("failed to set xv_priv hooks\n"); + goto error; + } + + EPHYR_LOG("leave\n"); + return xv_priv; + + error: + if (xv_priv) { + ephyrXVPrivDelete(xv_priv); + xv_priv = NULL; + } + return NULL; +} + +static void +ephyrXVPrivDelete(EphyrXVPriv * a_this) +{ + EPHYR_LOG("enter\n"); + + if (!a_this) + return; + if (a_this->host_adaptors) { + ephyrHostXVAdaptorArrayDelete(a_this->host_adaptors); + a_this->host_adaptors = NULL; + } + free(a_this->adaptors); + a_this->adaptors = NULL; + free(a_this); + EPHYR_LOG("leave\n"); +} + +static KdVideoEncodingPtr +videoEncodingDup(EphyrHostEncoding * a_encodings, int a_num_encodings) +{ + KdVideoEncodingPtr result = NULL; + int i = 0; + + EPHYR_RETURN_VAL_IF_FAIL(a_encodings && a_num_encodings, NULL); + + result = calloc(a_num_encodings, sizeof(KdVideoEncodingRec)); + for (i = 0; i < a_num_encodings; i++) { + result[i].id = a_encodings[i].id; + result[i].name = strdup(a_encodings[i].name); + result[i].width = a_encodings[i].width; + result[i].height = a_encodings[i].height; + result[i].rate.numerator = a_encodings[i].rate.numerator; + result[i].rate.denominator = a_encodings[i].rate.denominator; + } + return result; +} + +static KdAttributePtr +portAttributesDup(EphyrHostAttribute * a_encodings, int a_num_encodings) +{ + int i = 0; + KdAttributePtr result = NULL; + + EPHYR_RETURN_VAL_IF_FAIL(a_encodings && a_num_encodings, NULL); + + result = calloc(a_num_encodings, sizeof(KdAttributeRec)); + if (!result) { + EPHYR_LOG_ERROR("failed to allocate attributes\n"); + return NULL; + } + for (i = 0; i < a_num_encodings; i++) { + result[i].flags = a_encodings[i].flags; + result[i].min_value = a_encodings[i].min_value; + result[i].max_value = a_encodings[i].max_value; + result[i].name = strdup(a_encodings[i].name); + } + return result; +} + +static Bool +ephyrXVPrivQueryHostAdaptors(EphyrXVPriv * a_this) +{ + EphyrHostXVAdaptor *cur_host_adaptor = NULL; + EphyrHostVideoFormat *video_formats = NULL; + EphyrHostEncoding *encodings = NULL; + EphyrHostAttribute *attributes = NULL; + EphyrHostImageFormat *image_formats = NULL; + int num_video_formats = 0, base_port_id = 0, + num_attributes = 0, num_formats = 0, i = 0, port_priv_offset = 0; + unsigned num_encodings = 0; + Bool is_ok = FALSE; + + EPHYR_RETURN_VAL_IF_FAIL(a_this, FALSE); + + EPHYR_LOG("enter\n"); + + if (!ephyrHostXVQueryAdaptors(&a_this->host_adaptors)) { + EPHYR_LOG_ERROR("failed to query host adaptors\n"); + goto out; + } + if (a_this->host_adaptors) + a_this->num_adaptors = + ephyrHostXVAdaptorArrayGetSize(a_this->host_adaptors); + if (a_this->num_adaptors < 0) { + EPHYR_LOG_ERROR("failed to get number of host adaptors\n"); + goto out; + } + EPHYR_LOG("host has %d adaptors\n", a_this->num_adaptors); + /* + * copy what we can from adaptors into a_this->adaptors + */ + if (a_this->num_adaptors) { + a_this->adaptors = calloc(a_this->num_adaptors, + sizeof(KdVideoAdaptorRec)); + if (!a_this->adaptors) { + EPHYR_LOG_ERROR("failed to create internal adaptors\n"); + goto out; + } + } + for (i = 0; i < a_this->num_adaptors; i++) { + int j = 0; + + cur_host_adaptor = ephyrHostXVAdaptorArrayAt(a_this->host_adaptors, i); + if (!cur_host_adaptor) + continue; + a_this->adaptors[i].nPorts = + ephyrHostXVAdaptorGetNbPorts(cur_host_adaptor); + if (a_this->adaptors[i].nPorts <= 0) { + EPHYR_LOG_ERROR("Could not find any port of adaptor %d\n", i); + continue; + } + a_this->adaptors[i].type = ephyrHostXVAdaptorGetType(cur_host_adaptor); + a_this->adaptors[i].type |= XvWindowMask; + a_this->adaptors[i].flags = + VIDEO_OVERLAID_IMAGES | VIDEO_CLIP_TO_VIEWPORT; + if (ephyrHostXVAdaptorGetName(cur_host_adaptor)) + a_this->adaptors[i].name = + strdup(ephyrHostXVAdaptorGetName(cur_host_adaptor)); + else + a_this->adaptors[i].name = strdup("Xephyr Video Overlay"); + base_port_id = ephyrHostXVAdaptorGetFirstPortID(cur_host_adaptor); + if (base_port_id < 0) { + EPHYR_LOG_ERROR("failed to get port id for adaptor %d\n", i); + continue; + } + if (!s_base_port_id) + s_base_port_id = base_port_id; + + if (!ephyrHostXVQueryEncodings(base_port_id, + &encodings, &num_encodings)) { + EPHYR_LOG_ERROR("failed to get encodings for port port id %d," + " adaptors %d\n", base_port_id, i); + continue; + } + a_this->adaptors[i].nEncodings = num_encodings; + a_this->adaptors[i].pEncodings = + videoEncodingDup(encodings, num_encodings); + video_formats = (EphyrHostVideoFormat *) + ephyrHostXVAdaptorGetVideoFormats(cur_host_adaptor, + &num_video_formats); + a_this->adaptors[i].pFormats = (KdVideoFormatPtr) video_formats; + a_this->adaptors[i].nFormats = num_video_formats; + /* got a_this->adaptors[i].nPorts already + a_this->adaptors[i].nPorts = + ephyrHostXVAdaptorGetNbPorts (cur_host_adaptor) ; + */ + a_this->adaptors[i].pPortPrivates = + calloc(a_this->adaptors[i].nPorts, + sizeof(DevUnion) + sizeof(EphyrPortPriv)); + port_priv_offset = a_this->adaptors[i].nPorts; + for (j = 0; j < a_this->adaptors[i].nPorts; j++) { + EphyrPortPriv *port_privs_base = + (EphyrPortPriv *) & a_this->adaptors[i]. + pPortPrivates[port_priv_offset]; + EphyrPortPriv *port_priv = &port_privs_base[j]; + + port_priv->port_number = base_port_id + j; + port_priv->current_adaptor = &a_this->adaptors[i]; + port_priv->xv_priv = a_this; + a_this->adaptors[i].pPortPrivates[j].ptr = port_priv; + } + if (!ephyrHostXVQueryPortAttributes(base_port_id, + &attributes, &num_attributes)) { + EPHYR_LOG_ERROR("failed to get port attribute " + "for adaptor %d\n", i); + continue; + } + a_this->adaptors[i].pAttributes = + portAttributesDup(attributes, num_attributes); + a_this->adaptors[i].nAttributes = num_attributes; + /*make sure atoms of attrs names are created in xephyr */ + for (j = 0; j < a_this->adaptors[i].nAttributes; j++) { + if (a_this->adaptors[i].pAttributes[j].name) + MakeAtom(a_this->adaptors[i].pAttributes[j].name, + strlen(a_this->adaptors[i].pAttributes[j].name), TRUE); + } + if (!ephyrHostXVQueryImageFormats(base_port_id, + &image_formats, &num_formats)) { + EPHYR_LOG_ERROR("failed to get image formats " + "for adaptor %d\n", i); + continue; + } + a_this->adaptors[i].pImages = (KdImagePtr) image_formats; + a_this->adaptors[i].nImages = num_formats; + } + is_ok = TRUE; + + out: + if (encodings) { + ephyrHostEncodingsDelete(encodings, num_encodings); + encodings = NULL; + } + if (attributes) { + ephyrHostAttributesDelete(attributes); + attributes = NULL; + } + EPHYR_LOG("leave\n"); + return is_ok; +} + +static Bool +ephyrXVPrivSetAdaptorsHooks(EphyrXVPriv * a_this) +{ + int i = 0; + Bool has_it = FALSE; + EphyrHostXVAdaptor *cur_host_adaptor = NULL; + + EPHYR_RETURN_VAL_IF_FAIL(a_this, FALSE); + + EPHYR_LOG("enter\n"); + + for (i = 0; i < a_this->num_adaptors; i++) { + a_this->adaptors[i].ReputImage = ephyrReputImage; + a_this->adaptors[i].StopVideo = ephyrStopVideo; + a_this->adaptors[i].SetPortAttribute = ephyrSetPortAttribute; + a_this->adaptors[i].GetPortAttribute = ephyrGetPortAttribute; + a_this->adaptors[i].QueryBestSize = ephyrQueryBestSize; + a_this->adaptors[i].QueryImageAttributes = ephyrQueryImageAttributes; + + cur_host_adaptor = ephyrHostXVAdaptorArrayAt(a_this->host_adaptors, i); + if (!cur_host_adaptor) { + EPHYR_LOG_ERROR("failed to get host adaptor at index %d\n", i); + continue; + } + has_it = FALSE; + if (!ephyrHostXVAdaptorHasPutImage(cur_host_adaptor, &has_it)) { + EPHYR_LOG_ERROR("error\n"); + } + if (has_it) { + a_this->adaptors[i].PutImage = ephyrPutImage; + } + + has_it = FALSE; + if (!ephyrHostXVAdaptorHasPutVideo(cur_host_adaptor, &has_it)) { + EPHYR_LOG_ERROR("error\n"); + } + if (has_it) { + a_this->adaptors[i].PutVideo = ephyrPutVideo; + } + + has_it = FALSE; + if (!ephyrHostXVAdaptorHasGetVideo(cur_host_adaptor, &has_it)) { + EPHYR_LOG_ERROR("error\n"); + } + if (has_it) { + a_this->adaptors[i].GetVideo = ephyrGetVideo; + } + + has_it = FALSE; + if (!ephyrHostXVAdaptorHasPutStill(cur_host_adaptor, &has_it)) { + EPHYR_LOG_ERROR("error\n"); + } + if (has_it) { + a_this->adaptors[i].PutStill = ephyrPutStill; + } + + has_it = FALSE; + if (!ephyrHostXVAdaptorHasGetStill(cur_host_adaptor, &has_it)) { + EPHYR_LOG_ERROR("error\n"); + } + if (has_it) { + a_this->adaptors[i].GetStill = ephyrGetStill; + } + } + EPHYR_LOG("leave\n"); + return TRUE; +} + +static Bool +ephyrXVPrivRegisterAdaptors(EphyrXVPriv * a_this, ScreenPtr a_screen) +{ + KdScreenPriv(a_screen); + KdScreenInfo *screen = pScreenPriv->screen; + Bool is_ok = FALSE; + KdVideoAdaptorPtr *adaptors = NULL, *registered_adaptors = NULL; + int num_registered_adaptors = 0, i = 0, num_adaptors = 0; + + EPHYR_RETURN_VAL_IF_FAIL(a_this && a_screen, FALSE); + + EPHYR_LOG("enter\n"); + + if (!a_this->num_adaptors) + goto out; + num_registered_adaptors = + KdXVListGenericAdaptors(screen, ®istered_adaptors); + + num_adaptors = num_registered_adaptors + a_this->num_adaptors; + adaptors = calloc(num_adaptors, sizeof(KdVideoAdaptorPtr)); + if (!adaptors) { + EPHYR_LOG_ERROR("failed to allocate adaptors tab\n"); + goto out; + } + memmove(adaptors, registered_adaptors, num_registered_adaptors); + for (i = 0; i < a_this->num_adaptors; i++) { + *(adaptors + num_registered_adaptors + i) = &a_this->adaptors[i]; + } + if (!KdXVScreenInit(a_screen, adaptors, num_adaptors)) { + EPHYR_LOG_ERROR("failed to register adaptors\n"); + goto out; + } + EPHYR_LOG("there are %d registered adaptors\n", num_adaptors); + is_ok = TRUE; + + out: + free(registered_adaptors); + registered_adaptors = NULL; + free(adaptors); + adaptors = NULL; + + EPHYR_LOG("leave\n"); + return is_ok; +} + +static Bool +ephyrXVPrivIsAttrValueValid(KdAttributePtr a_attrs, + int a_attrs_len, + const char *a_attr_name, + int a_attr_value, Bool *a_is_valid) +{ + int i = 0; + + EPHYR_RETURN_VAL_IF_FAIL(a_attrs && a_attr_name && a_is_valid, FALSE); + + for (i = 0; i < a_attrs_len; i++) { + if (a_attrs[i].name && strcmp(a_attrs[i].name, a_attr_name)) + continue; + if (a_attrs[i].min_value > a_attr_value || + a_attrs[i].max_value < a_attr_value) { + *a_is_valid = FALSE; + EPHYR_LOG_ERROR("attribute was not valid\n" + "value:%d. min:%d. max:%d\n", + a_attr_value, + a_attrs[i].min_value, a_attrs[i].max_value); + } + else { + *a_is_valid = TRUE; + } + return TRUE; + } + return FALSE; +} + +static Bool +ephyrXVPrivGetImageBufSize(int a_port_id, + int a_image_id, + unsigned short a_width, + unsigned short a_height, int *a_size) +{ + Bool is_ok = FALSE; + unsigned short width = a_width, height = a_height; + + EPHYR_RETURN_VAL_IF_FAIL(a_size, FALSE); + + EPHYR_LOG("enter\n"); + + if (!ephyrHostXVQueryImageAttributes(a_port_id, a_image_id, + &width, &height, a_size, NULL, NULL)) { + EPHYR_LOG_ERROR("failed to get image attributes\n"); + goto out; + } + is_ok = TRUE; + + out: + EPHYR_LOG("leave\n"); + return is_ok; +} + +static Bool +ephyrXVPrivSaveImageToPortPriv(EphyrPortPriv * a_port_priv, + const unsigned char *a_image_buf, + int a_image_len) +{ + Bool is_ok = FALSE; + + EPHYR_LOG("enter\n"); + + if (a_port_priv->image_buf_size < a_image_len) { + unsigned char *buf = NULL; + + buf = realloc(a_port_priv->image_buf, a_image_len); + if (!buf) { + EPHYR_LOG_ERROR("failed to realloc image buffer\n"); + goto out; + } + a_port_priv->image_buf = buf; + a_port_priv->image_buf_size = a_image_len; + } + memmove(a_port_priv->image_buf, a_image_buf, a_image_len); + is_ok = TRUE; + + out: + return is_ok; + EPHYR_LOG("leave\n"); +} + +static void +ephyrStopVideo(KdScreenInfo * a_info, pointer a_port_priv, Bool a_exit) +{ + EphyrPortPriv *port_priv = a_port_priv; + + EPHYR_RETURN_IF_FAIL(a_info && a_info->pScreen); + EPHYR_RETURN_IF_FAIL(port_priv); + + EPHYR_LOG("enter\n"); + if (!ephyrHostXVStopVideo(a_info->pScreen->myNum, port_priv->port_number)) { + EPHYR_LOG_ERROR("XvStopVideo() failed\n"); + } + EPHYR_LOG("leave\n"); +} + +static int +ephyrSetPortAttribute(KdScreenInfo * a_info, + Atom a_attr_name, int a_attr_value, pointer a_port_priv) +{ + int res = Success, host_atom = 0; + EphyrPortPriv *port_priv = a_port_priv; + Bool is_attr_valid = FALSE; + + EPHYR_RETURN_VAL_IF_FAIL(port_priv, BadMatch); + EPHYR_RETURN_VAL_IF_FAIL(port_priv->current_adaptor, BadMatch); + EPHYR_RETURN_VAL_IF_FAIL(port_priv->current_adaptor->pAttributes, BadMatch); + EPHYR_RETURN_VAL_IF_FAIL(port_priv->current_adaptor->nAttributes, BadMatch); + EPHYR_RETURN_VAL_IF_FAIL(ValidAtom(a_attr_name), BadMatch); + + EPHYR_LOG("enter, portnum:%d, atomid:%d, attr_name:%s, attr_val:%d\n", + port_priv->port_number, + (int) a_attr_name, NameForAtom(a_attr_name), a_attr_value); + + if (!ephyrLocalAtomToHost(a_attr_name, &host_atom)) { + EPHYR_LOG_ERROR("failed to convert local atom to host atom\n"); + res = BadMatch; + goto out; + } + + if (!ephyrXVPrivIsAttrValueValid(port_priv->current_adaptor->pAttributes, + port_priv->current_adaptor->nAttributes, + NameForAtom(a_attr_name), + a_attr_value, &is_attr_valid)) { + EPHYR_LOG_ERROR("failed to validate attribute %s\n", + NameForAtom(a_attr_name)); + /* + res = BadMatch ; + goto out ; + */ + } + if (!is_attr_valid) { + EPHYR_LOG_ERROR("attribute %s is not valid\n", + NameForAtom(a_attr_name)); + /* + res = BadMatch ; + goto out ; + */ + } + + if (!ephyrHostXVSetPortAttribute(port_priv->port_number, + host_atom, a_attr_value)) { + EPHYR_LOG_ERROR("failed to set port attribute\n"); + res = BadMatch; + goto out; + } + + res = Success; + out: + EPHYR_LOG("leave\n"); + return res; +} + +static int +ephyrGetPortAttribute(KdScreenInfo * a_screen_info, + Atom a_attr_name, int *a_attr_value, pointer a_port_priv) +{ + int res = Success, host_atom = 0; + EphyrPortPriv *port_priv = a_port_priv; + + EPHYR_RETURN_VAL_IF_FAIL(port_priv, BadMatch); + EPHYR_RETURN_VAL_IF_FAIL(ValidAtom(a_attr_name), BadMatch); + + EPHYR_LOG("enter, portnum:%d, atomid:%d, attr_name:%s\n", + port_priv->port_number, + (int) a_attr_name, NameForAtom(a_attr_name)); + + if (!ephyrLocalAtomToHost(a_attr_name, &host_atom)) { + EPHYR_LOG_ERROR("failed to convert local atom to host atom\n"); + res = BadMatch; + goto out; + } + + if (!ephyrHostXVGetPortAttribute(port_priv->port_number, + host_atom, a_attr_value)) { + EPHYR_LOG_ERROR("failed to get port attribute\n"); + res = BadMatch; + goto out; + } + + res = Success; + out: + EPHYR_LOG("leave\n"); + return res; +} + +static void +ephyrQueryBestSize(KdScreenInfo * a_info, + Bool a_motion, + short a_src_w, + short a_src_h, + short a_drw_w, + short a_drw_h, + unsigned int *a_prefered_w, + unsigned int *a_prefered_h, pointer a_port_priv) +{ + int res = 0; + EphyrPortPriv *port_priv = a_port_priv; + + EPHYR_RETURN_IF_FAIL(port_priv); + + EPHYR_LOG("enter\n"); + res = ephyrHostXVQueryBestSize(port_priv->port_number, + a_motion, + a_src_w, a_src_h, + a_drw_w, a_drw_h, + a_prefered_w, a_prefered_h); + if (!res) { + EPHYR_LOG_ERROR("Failed to query best size\n"); + } + EPHYR_LOG("leave\n"); +} + +static int +ephyrPutImage(KdScreenInfo * a_info, + DrawablePtr a_drawable, + short a_src_x, + short a_src_y, + short a_drw_x, + short a_drw_y, + short a_src_w, + short a_src_h, + short a_drw_w, + short a_drw_h, + int a_id, + unsigned char *a_buf, + short a_width, + short a_height, + Bool a_sync, RegionPtr a_clipping_region, pointer a_port_priv) +{ + EphyrPortPriv *port_priv = a_port_priv; + Bool is_ok = FALSE; + int result = BadImplementation, image_size = 0; + + EPHYR_RETURN_VAL_IF_FAIL(a_info && a_info->pScreen, BadValue); + EPHYR_RETURN_VAL_IF_FAIL(a_drawable, BadValue); + + EPHYR_LOG("enter\n"); + + if (!ephyrHostXVPutImage(a_info->pScreen->myNum, + port_priv->port_number, + a_id, + a_drw_x, a_drw_y, a_drw_w, a_drw_h, + a_src_x, a_src_y, a_src_w, a_src_h, + a_width, a_height, a_buf, + (EphyrHostBox *) RegionRects(a_clipping_region), + RegionNumRects(a_clipping_region))) { + EPHYR_LOG_ERROR("EphyrHostXVPutImage() failed\n"); + goto out; + } + + /* + * Now save the image so that we can resend it to host it + * later, in ReputImage. + */ + if (!ephyrXVPrivGetImageBufSize(port_priv->port_number, + a_id, a_width, a_height, &image_size)) { + EPHYR_LOG_ERROR("failed to get image size\n"); + /*this is a minor error so we won't get bail out abruptly */ + is_ok = FALSE; + } + else { + is_ok = TRUE; + } + if (is_ok) { + if (!ephyrXVPrivSaveImageToPortPriv(port_priv, a_buf, image_size)) { + is_ok = FALSE; + } + else { + port_priv->image_id = a_id; + port_priv->drw_x = a_drw_x; + port_priv->drw_y = a_drw_y; + port_priv->drw_w = a_drw_w; + port_priv->drw_h = a_drw_h; + port_priv->src_x = a_src_x; + port_priv->src_y = a_src_y; + port_priv->src_w = a_src_w; + port_priv->src_h = a_src_h; + port_priv->image_width = a_width; + port_priv->image_height = a_height; + } + } + if (!is_ok) { + if (port_priv->image_buf) { + free(port_priv->image_buf); + port_priv->image_buf = NULL; + port_priv->image_buf_size = 0; + } + } + + result = Success; + + out: + EPHYR_LOG("leave\n"); + return result; +} + +static int +ephyrReputImage(KdScreenInfo * a_info, + DrawablePtr a_drawable, + short a_drw_x, + short a_drw_y, RegionPtr a_clipping_region, pointer a_port_priv) +{ + EphyrPortPriv *port_priv = a_port_priv; + int result = BadImplementation; + + EPHYR_RETURN_VAL_IF_FAIL(a_info->pScreen, FALSE); + EPHYR_RETURN_VAL_IF_FAIL(a_drawable && port_priv, BadValue); + + EPHYR_LOG("enter\n"); + + if (!port_priv->image_buf_size || !port_priv->image_buf) { + EPHYR_LOG_ERROR("has null image buf in cache\n"); + goto out; + } + if (!ephyrHostXVPutImage(a_info->pScreen->myNum, + port_priv->port_number, + port_priv->image_id, + a_drw_x, a_drw_y, + port_priv->drw_w, port_priv->drw_h, + port_priv->src_x, port_priv->src_y, + port_priv->src_w, port_priv->src_h, + port_priv->image_width, port_priv->image_height, + port_priv->image_buf, + (EphyrHostBox *) RegionRects(a_clipping_region), + RegionNumRects(a_clipping_region))) { + EPHYR_LOG_ERROR("ephyrHostXVPutImage() failed\n"); + goto out; + } + + result = Success; + + out: + EPHYR_LOG("leave\n"); + return result; +} + +static int +ephyrPutVideo(KdScreenInfo * a_info, + DrawablePtr a_drawable, + short a_vid_x, short a_vid_y, + short a_drw_x, short a_drw_y, + short a_vid_w, short a_vid_h, + short a_drw_w, short a_drw_h, + RegionPtr a_clipping_region, pointer a_port_priv) +{ + EphyrPortPriv *port_priv = a_port_priv; + BoxRec clipped_area, dst_box; + int result = BadImplementation; + int drw_x = 0, drw_y = 0, drw_w = 0, drw_h = 0; + + EPHYR_RETURN_VAL_IF_FAIL(a_info->pScreen, BadValue); + EPHYR_RETURN_VAL_IF_FAIL(a_drawable && port_priv, BadValue); + + EPHYR_LOG("enter\n"); + + dst_box.x1 = a_drw_x; + dst_box.x2 = a_drw_x + a_drw_w; + dst_box.y1 = a_drw_y; + dst_box.y2 = a_drw_y + a_drw_h; + + if (!DoSimpleClip(&dst_box, + RegionExtents(a_clipping_region), &clipped_area)) { + EPHYR_LOG_ERROR("failed to simple clip\n"); + goto out; + } + + drw_x = clipped_area.x1; + drw_y = clipped_area.y1; + drw_w = clipped_area.x2 - clipped_area.x1; + drw_h = clipped_area.y2 - clipped_area.y1; + + if (!ephyrHostXVPutVideo(a_info->pScreen->myNum, + port_priv->port_number, + a_vid_x, a_vid_y, a_vid_w, a_vid_h, + a_drw_x, a_drw_y, a_drw_w, a_drw_h)) { + EPHYR_LOG_ERROR("ephyrHostXVPutVideo() failed\n"); + goto out; + } + result = Success; + + out: + EPHYR_LOG("leave\n"); + return result; +} + +static int +ephyrGetVideo(KdScreenInfo * a_info, + DrawablePtr a_drawable, + short a_vid_x, short a_vid_y, + short a_drw_x, short a_drw_y, + short a_vid_w, short a_vid_h, + short a_drw_w, short a_drw_h, + RegionPtr a_clipping_region, pointer a_port_priv) +{ + EphyrPortPriv *port_priv = a_port_priv; + BoxRec clipped_area, dst_box; + int result = BadImplementation; + int drw_x = 0, drw_y = 0, drw_w = 0, drw_h = 0; + + EPHYR_RETURN_VAL_IF_FAIL(a_info && a_info->pScreen, BadValue); + EPHYR_RETURN_VAL_IF_FAIL(a_drawable && port_priv, BadValue); + + EPHYR_LOG("enter\n"); + + dst_box.x1 = a_drw_x; + dst_box.x2 = a_drw_x + a_drw_w; + dst_box.y1 = a_drw_y; + dst_box.y2 = a_drw_y + a_drw_h; + + if (!DoSimpleClip(&dst_box, + RegionExtents(a_clipping_region), &clipped_area)) { + EPHYR_LOG_ERROR("failed to simple clip\n"); + goto out; + } + + drw_x = clipped_area.x1; + drw_y = clipped_area.y1; + drw_w = clipped_area.x2 - clipped_area.x1; + drw_h = clipped_area.y2 - clipped_area.y1; + + if (!ephyrHostXVGetVideo(a_info->pScreen->myNum, + port_priv->port_number, + a_vid_x, a_vid_y, a_vid_w, a_vid_h, + a_drw_x, a_drw_y, a_drw_w, a_drw_h)) { + EPHYR_LOG_ERROR("ephyrHostXVGetVideo() failed\n"); + goto out; + } + result = Success; + + out: + EPHYR_LOG("leave\n"); + return result; +} + +static int +ephyrPutStill(KdScreenInfo * a_info, + DrawablePtr a_drawable, + short a_vid_x, short a_vid_y, + short a_drw_x, short a_drw_y, + short a_vid_w, short a_vid_h, + short a_drw_w, short a_drw_h, + RegionPtr a_clipping_region, pointer a_port_priv) +{ + EphyrPortPriv *port_priv = a_port_priv; + BoxRec clipped_area, dst_box; + int result = BadImplementation; + int drw_x = 0, drw_y = 0, drw_w = 0, drw_h = 0; + + EPHYR_RETURN_VAL_IF_FAIL(a_info && a_info->pScreen, BadValue); + EPHYR_RETURN_VAL_IF_FAIL(a_drawable && port_priv, BadValue); + + EPHYR_LOG("enter\n"); + + dst_box.x1 = a_drw_x; + dst_box.x2 = a_drw_x + a_drw_w; + dst_box.y1 = a_drw_y; + dst_box.y2 = a_drw_y + a_drw_h; + + if (!DoSimpleClip(&dst_box, + RegionExtents(a_clipping_region), &clipped_area)) { + EPHYR_LOG_ERROR("failed to simple clip\n"); + goto out; + } + + drw_x = clipped_area.x1; + drw_y = clipped_area.y1; + drw_w = clipped_area.x2 - clipped_area.x1; + drw_h = clipped_area.y2 - clipped_area.y1; + + if (!ephyrHostXVPutStill(a_info->pScreen->myNum, + port_priv->port_number, + a_vid_x, a_vid_y, a_vid_w, a_vid_h, + a_drw_x, a_drw_y, a_drw_w, a_drw_h)) { + EPHYR_LOG_ERROR("ephyrHostXVPutStill() failed\n"); + goto out; + } + result = Success; + + out: + EPHYR_LOG("leave\n"); + return result; +} + +static int +ephyrGetStill(KdScreenInfo * a_info, + DrawablePtr a_drawable, + short a_vid_x, short a_vid_y, + short a_drw_x, short a_drw_y, + short a_vid_w, short a_vid_h, + short a_drw_w, short a_drw_h, + RegionPtr a_clipping_region, pointer a_port_priv) +{ + EphyrPortPriv *port_priv = a_port_priv; + BoxRec clipped_area, dst_box; + int result = BadImplementation; + int drw_x = 0, drw_y = 0, drw_w = 0, drw_h = 0; + + EPHYR_RETURN_VAL_IF_FAIL(a_info && a_info->pScreen, BadValue); + EPHYR_RETURN_VAL_IF_FAIL(a_drawable && port_priv, BadValue); + + EPHYR_LOG("enter\n"); + + dst_box.x1 = a_drw_x; + dst_box.x2 = a_drw_x + a_drw_w; + dst_box.y1 = a_drw_y; + dst_box.y2 = a_drw_y + a_drw_h; + + if (!DoSimpleClip(&dst_box, + RegionExtents(a_clipping_region), &clipped_area)) { + EPHYR_LOG_ERROR("failed to simple clip\n"); + goto out; + } + + drw_x = clipped_area.x1; + drw_y = clipped_area.y1; + drw_w = clipped_area.x2 - clipped_area.x1; + drw_h = clipped_area.y2 - clipped_area.y1; + + if (!ephyrHostXVGetStill(a_info->pScreen->myNum, + port_priv->port_number, + a_vid_x, a_vid_y, a_vid_w, a_vid_h, + a_drw_x, a_drw_y, a_drw_w, a_drw_h)) { + EPHYR_LOG_ERROR("ephyrHostXVGetStill() failed\n"); + goto out; + } + result = Success; + + out: + EPHYR_LOG("leave\n"); + return result; +} + +static int +ephyrQueryImageAttributes(KdScreenInfo * a_info, + int a_id, + unsigned short *a_w, + unsigned short *a_h, int *a_pitches, int *a_offsets) +{ + int image_size = 0; + + EPHYR_RETURN_VAL_IF_FAIL(a_w && a_h, FALSE); + + EPHYR_LOG("enter: dim (%dx%d), pitches: %p, offsets: %p\n", + *a_w, *a_h, a_pitches, a_offsets); + + if (!ephyrHostXVQueryImageAttributes(s_base_port_id, + a_id, + a_w, a_h, + &image_size, a_pitches, a_offsets)) { + EPHYR_LOG_ERROR("EphyrHostXVQueryImageAttributes() failed\n"); + goto out; + } + EPHYR_LOG("image size: %d, dim (%dx%d)\n", image_size, *a_w, *a_h); + + out: + EPHYR_LOG("leave\n"); + return image_size; +} |