#define NEED_REPLIES
#include <stdio.h>
#include "XvMClibint.h"
#include <X11/extensions/Xext.h>
#include <X11/extensions/extutil.h>
static XExtensionInfo _xvmc_info_data;
static XExtensionInfo *xvmc_info = &_xvmc_info_data;
static char *xvmc_extension_name = XvMCName;
static char *xvmc_error_list[] =
{
"BadContext",
"BadSurface",
"BadSubpicture"
};
static XEXT_GENERATE_CLOSE_DISPLAY (xvmc_close_display, xvmc_info)
static XEXT_GENERATE_ERROR_STRING (xvmc_error_string, xvmc_extension_name,
XvMCNumErrors, xvmc_error_list)
static XExtensionHooks xvmc_extension_hooks = {
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
xvmc_close_display,
NULL,
NULL,
NULL,
xvmc_error_string
};
static XEXT_GENERATE_FIND_DISPLAY (xvmc_find_display, xvmc_info,
xvmc_extension_name,
&xvmc_extension_hooks,
XvMCNumEvents, NULL)
Bool XvMCQueryExtension (Display *dpy, int *event_basep, int *error_basep)
{
XExtDisplayInfo *info = xvmc_find_display(dpy);
if (XextHasExtension(info)) {
*event_basep = info->codes->first_event;
*error_basep = info->codes->first_error;
return True;
} else {
return False;
}
}
Status XvMCQueryVersion (Display *dpy, int *major, int *minor)
{
XExtDisplayInfo *info = xvmc_find_display(dpy);
xvmcQueryVersionReply rep;
xvmcQueryVersionReq *req;
XvMCCheckExtension (dpy, info, BadImplementation);
LockDisplay (dpy);
XvMCGetReq (QueryVersion, req);
if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
UnlockDisplay (dpy);
SyncHandle ();
return BadImplementation;
}
*major = rep.major;
*minor = rep.minor;
UnlockDisplay (dpy);
SyncHandle ();
return Success;
}
XvMCSurfaceInfo * XvMCListSurfaceTypes(Display *dpy, XvPortID port, int *num)
{
XExtDisplayInfo *info = xvmc_find_display(dpy);
xvmcListSurfaceTypesReply rep;
xvmcListSurfaceTypesReq *req;
XvMCSurfaceInfo *surface_info = NULL;
*num = 0;
XvMCCheckExtension (dpy, info, NULL);
LockDisplay (dpy);
XvMCGetReq (ListSurfaceTypes, req);
req->port = port;
if (!_XReply (dpy, (xReply *) &rep, 0, xFalse)) {
UnlockDisplay (dpy);
SyncHandle ();
return NULL;
}
if(rep.num > 0) {
surface_info =
(XvMCSurfaceInfo*)Xmalloc(rep.num * sizeof(XvMCSurfaceInfo));
if(surface_info) {
xvmcSurfaceInfo sinfo;
int i;
*num = rep.num;
for(i = 0; i < rep.num; i++) {
_XRead(dpy, (char*)&sinfo, sizeof(xvmcSurfaceInfo));
surface_info[i].surface_type_id = sinfo.surface_type_id;
surface_info[i].chroma_format = sinfo.chroma_format;
surface_info[i].max_width = sinfo.max_width;
surface_info[i].max_height = sinfo.max_height;
surface_info[i].subpicture_max_width =
sinfo.subpicture_max_width;
surface_info[i].subpicture_max_height =
sinfo.subpicture_max_height;
surface_info[i].mc_type = sinfo.mc_type;
surface_info[i].flags = sinfo.flags;
}
} else
_XEatData(dpy, rep.length << 2);
}
UnlockDisplay (dpy);
SyncHandle ();
return surface_info;
}
XvImageFormatValues * XvMCListSubpictureTypes (
Display * dpy,
XvPortID port,
int surface_type_id,
int *count_return
)
{
XExtDisplayInfo *info = xvmc_find_display(dpy);
xvmcListSubpictureTypesReply rep;
xvmcListSubpictureTypesReq *req;
XvImageFormatValues *ret = NULL;
*count_return = 0;
XvMCCheckExtension (dpy, info, NULL);
LockDisplay (dpy);
XvMCGetReq (ListSubpictureTypes, req);
req->port = port;
req->surface_type_id = surface_type_id;
if (!_XReply (dpy, (xReply *) &rep, 0, xFalse)) {
UnlockDisplay (dpy);
SyncHandle ();
return NULL;
}
if(rep.num > 0) {
ret =
(XvImageFormatValues*)Xmalloc(rep.num * sizeof(XvImageFormatValues));
if(ret) {
xvImageFormatInfo Info;
int i;
*count_return = rep.num;
for(i = 0; i < rep.num; i++) {
_XRead(dpy, (char*)(&Info), sz_xvImageFormatInfo);
ret[i].id = Info.id;
ret[i].type = Info.type;
ret[i].byte_order = Info.byte_order;
memcpy(&(ret[i].guid[0]), &(Info.guid[0]), 16);
ret[i].bits_per_pixel = Info.bpp;
ret[i].format = Info.format;
ret[i].num_planes = Info.num_planes;
ret[i].depth = Info.depth;
ret[i].red_mask = Info.red_mask;
ret[i].green_mask = Info.green_mask;
ret[i].blue_mask = Info.blue_mask;
ret[i].y_sample_bits = Info.y_sample_bits;
ret[i].u_sample_bits = Info.u_sample_bits;
ret[i].v_sample_bits = Info.v_sample_bits;
ret[i].horz_y_period = Info.horz_y_period;
ret[i].horz_u_period = Info.horz_u_period;
ret[i].horz_v_period = Info.horz_v_period;
ret[i].vert_y_period = Info.vert_y_period;
ret[i].vert_u_period = Info.vert_u_period;
ret[i].vert_v_period = Info.vert_v_period;
memcpy(&(ret[i].component_order[0]), &(Info.comp_order[0]), 32);
ret[i].scanline_order = Info.scanline_order;
}
} else
_XEatData(dpy, rep.length << 2);
}
UnlockDisplay (dpy);
SyncHandle ();
return ret;
}
Status _xvmc_create_context (
Display *dpy,
XvMCContext *context,
int *priv_count,
CARD32 **priv_data
)
{
XExtDisplayInfo *info = xvmc_find_display(dpy);
xvmcCreateContextReply rep;
xvmcCreateContextReq *req;
*priv_count = 0;
*priv_data = NULL;
XvMCCheckExtension (dpy, info, BadImplementation);
LockDisplay (dpy);
XvMCGetReq (CreateContext, req);
context->context_id = XAllocID(dpy);
req->context_id = context->context_id;
req->port = context->port;
req->surface_type_id = context->surface_type_id;
req->width = context->width;
req->height = context->height;
req->flags = context->flags;
if (!_XReply (dpy, (xReply *) &rep, 0, xFalse)) {
UnlockDisplay (dpy);
SyncHandle ();
return BadImplementation;
}
context->width = rep.width_actual;
context->height = rep.height_actual;
context->flags = rep.flags_return;
if(rep.length) {
*priv_data = Xmalloc(rep.length << 2);
if(*priv_data) {
_XRead(dpy, (char*)(*priv_data), rep.length << 2);
*priv_count = rep.length;
} else
_XEatData(dpy, rep.length << 2);
}
UnlockDisplay (dpy);
SyncHandle ();
return Success;
}
Status _xvmc_destroy_context (
Display *dpy,
XvMCContext *context
)
{
XExtDisplayInfo *info = xvmc_find_display(dpy);
xvmcDestroyContextReq *req;
XvMCCheckExtension (dpy, info, BadImplementation);
LockDisplay (dpy);
XvMCGetReq (DestroyContext, req);
req->context_id = context->context_id;
UnlockDisplay (dpy);
SyncHandle ();
return Success;
}
Status _xvmc_create_surface (
Display *dpy,
XvMCContext *context,
XvMCSurface *surface,
int *priv_count,
CARD32 **priv_data
)
{
XExtDisplayInfo *info = xvmc_find_display(dpy);
xvmcCreateSurfaceReply rep;
xvmcCreateSurfaceReq *req;
*priv_count = 0;
*priv_data = NULL;
XvMCCheckExtension (dpy, info, BadImplementation);
LockDisplay (dpy);
XvMCGetReq (CreateSurface, req);
surface->surface_id = XAllocID(dpy);
surface->context_id = context->context_id;
surface->surface_type_id = context->surface_type_id;
surface->width = context->width;
surface->height = context->height;
req->surface_id = surface->surface_id;
req->context_id = surface->context_id;
if (!_XReply (dpy, (xReply *) &rep, 0, xFalse)) {
UnlockDisplay (dpy);
SyncHandle ();
return BadImplementation;
}
if(rep.length) {
*priv_data = Xmalloc(rep.length << 2);
if(*priv_data) {
_XRead(dpy, (char*)(*priv_data), rep.length << 2);
*priv_count = rep.length;
} else
_XEatData(dpy, rep.length << 2);
}
UnlockDisplay (dpy);
SyncHandle ();
return Success;
}
Status _xvmc_destroy_surface (
Display *dpy,
XvMCSurface *surface
)
{
XExtDisplayInfo *info = xvmc_find_display(dpy);
xvmcDestroySurfaceReq *req;
XvMCCheckExtension (dpy, info, BadImplementation);
LockDisplay (dpy);
XvMCGetReq (DestroySurface, req);
req->surface_id = surface->surface_id;
UnlockDisplay (dpy);
SyncHandle ();
return Success;
}
Status _xvmc_create_subpicture (
Display *dpy,
XvMCContext *context,
XvMCSubpicture *subpicture,
int *priv_count,
CARD32 **priv_data
)
{
XExtDisplayInfo *info = xvmc_find_display(dpy);
xvmcCreateSubpictureReply rep;
xvmcCreateSubpictureReq *req;
*priv_count = 0;
*priv_data = NULL;
XvMCCheckExtension (dpy, info, BadImplementation);
LockDisplay (dpy);
XvMCGetReq (CreateSubpicture, req);
subpicture->subpicture_id = XAllocID(dpy);
subpicture->context_id = context->context_id;
req->subpicture_id = subpicture->subpicture_id;
req->context_id = subpicture->context_id;
req->xvimage_id = subpicture->xvimage_id;
req->width = subpicture->width;
req->height = subpicture->height;
if (!_XReply (dpy, (xReply *) &rep, 0, xFalse)) {
UnlockDisplay (dpy);
SyncHandle ();
return BadImplementation;
}
subpicture->width = rep.width_actual;
subpicture->height = rep.height_actual;
subpicture->num_palette_entries = rep.num_palette_entries;
subpicture->entry_bytes = rep.entry_bytes;
subpicture->component_order[0] = rep.component_order[0];
subpicture->component_order[1] = rep.component_order[1];
subpicture->component_order[2] = rep.component_order[2];
subpicture->component_order[3] = rep.component_order[3];
if(rep.length) {
*priv_data = Xmalloc(rep.length << 2);
if(*priv_data) {
_XRead(dpy, (char*)(*priv_data), rep.length << 2);
*priv_count = rep.length;
} else
_XEatData(dpy, rep.length << 2);
}
UnlockDisplay (dpy);
SyncHandle ();
return Success;
}
Status _xvmc_destroy_subpicture(
Display *dpy,
XvMCSubpicture *subpicture
)
{
XExtDisplayInfo *info = xvmc_find_display(dpy);
xvmcDestroySubpictureReq *req;
XvMCCheckExtension (dpy, info, BadImplementation);
LockDisplay (dpy);
XvMCGetReq (DestroySubpicture, req);
req->subpicture_id = subpicture->subpicture_id;
UnlockDisplay (dpy);
SyncHandle ();
return Success;
}