diff options
Diffstat (limited to 'nx-X11/lib/XvMC/XvMC.c')
| -rw-r--r-- | nx-X11/lib/XvMC/XvMC.c | 599 |
1 files changed, 0 insertions, 599 deletions
diff --git a/nx-X11/lib/XvMC/XvMC.c b/nx-X11/lib/XvMC/XvMC.c deleted file mode 100644 index 8db64098c..000000000 --- a/nx-X11/lib/XvMC/XvMC.c +++ /dev/null @@ -1,599 +0,0 @@ -/* $XFree86: xc/lib/XvMC/XvMC.c,v 1.4 2001/11/14 21:54:38 mvojkovi Exp $ */ - -#define NEED_REPLIES - -#include <stdio.h> -#include "XvMClibint.h" -#ifdef HAS_SHM -#ifndef Lynx -#include <sys/ipc.h> -#include <sys/shm.h> -#else -#include <ipc.h> -#include <shm.h> -#endif /* Lynx */ -#endif /* HAS_SHM */ -#include <unistd.h> -#include <sys/time.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, /* create_gc */ - NULL, /* copy_gc */ - NULL, /* flush_gc */ - NULL, /* free_gc */ - NULL, /* create_font */ - NULL, /* free_font */ - xvmc_close_display, /* close_display */ - NULL, /* wire_to_event */ - NULL, /* event_to_wire */ - NULL, /* error */ - xvmc_error_string /* 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; -} - - -/****************************************************************** - These are intended as a protocol interface to be used by direct - rendering libraries. They are not intended to be client viewable - functions. These will stay in place until we have a mechanism in - place similar to that of OpenGL with an libXvMCcore library. -*******************************************************************/ - -/* - _xvmc_create_context - - - Pass in the context with the surface_type_id, width, height, - port and flags filled out. This function will fill out the - context_id and update the width, height and flags field. - The server may return implementation-specific information - back in the priv_data. The size of that information will - an array of priv_count CARD32s. This data is allocated by - this function. If returned, the caller is responsible for - freeing it! Generally, such information is only returned if - an XVMC_DIRECT context was specified. -*/ - - -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; -} - - -/* - _xvmc_create_surface - - - Pass the context and this function will fill out all the - information in the surface. - The server may return implementation-specific information - back in the priv_data. The size of that information will - an array of priv_count CARD32s. This data is allocated by - this function. If returned, the caller is responsible for - freeing it! Generally, such information is returned only if - the context was a direct context. - -*/ - -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; -} - -/* - _xvmc_create_subpicture - - - Pass the subpicture with the width, height and xvimage_id filled - out and this function will fill out everything else in the - subpicture as well as adjust the width and height if needed. - The server may return implementation-specific information - back in the priv_data. The size of that information will - an array of priv_count CARD32s. This data is allocated by - this function. If returned, the caller is responsible for - freeing it! Generally, such information is returned only if - the context was a direct context. - -*/ - -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; -} - -Status XvMCGetDRInfo(Display *dpy, XvPortID port, - char **name, char **busID, - int *major, int *minor, - int *patchLevel, - int *isLocal) -{ - XExtDisplayInfo *info = xvmc_find_display(dpy); - xvmcGetDRInfoReply rep; - xvmcGetDRInfoReq *req; - char *tmpBuf = NULL; - CARD32 magic; - -#ifdef HAS_SHM - volatile CARD32 *shMem; - struct timezone here; - struct timeval now; - here.tz_minuteswest = 0; - here.tz_dsttime = 0; -#endif - - XvMCCheckExtension (dpy, info, BadImplementation); - - LockDisplay (dpy); - XvMCGetReq (GetDRInfo, req); - - req->port = port; - magic = 0; - req->magic = 0; -#ifdef HAS_SHM - req->shmKey = shmget(IPC_PRIVATE, 1024, IPC_CREAT | 0600); - - /* - * We fill a shared memory page with a repetitive pattern. If the - * X server can read this pattern, we probably have a local connection. - * Note that we can trigger the remote X server to read any shared - * page on the remote machine, so we shouldn't be able to guess and verify - * any complicated data on those pages. Thats the explanation of this - * otherwise stupid-looking pattern algorithm. - */ - - if (req->shmKey >= 0) { - shMem = (CARD32 *) shmat(req->shmKey, 0, 0); - shmctl( req->shmKey, IPC_RMID, 0); - if ( shMem ) { - - register volatile CARD32 *shMemC = shMem; - register int i; - - gettimeofday( &now, &here); - magic = now.tv_usec & 0x000FFFFF; - req->magic = magic; - i = 1024 / sizeof(CARD32); - while(i--) { - *shMemC++ = magic; - magic = ~magic; - } - } else { - req->shmKey = -1; - } - } -#else - req->shmKey = 0; -#endif - if (!_XReply (dpy, (xReply *) &rep, 0, xFalse)) { - UnlockDisplay (dpy); - SyncHandle (); -#ifdef HAS_SHM - if ( req->shmKey >= 0) { - shmdt( (const void *) shMem ); - } -#endif - return -1; - } -#ifdef HAS_SHM - shmdt( (const void *) shMem ); -#endif - - if (rep.length > 0) { - - int realSize = rep.length << 2; - - tmpBuf = (char *) Xmalloc(realSize); - if (tmpBuf) { - *name = (char *) Xmalloc(rep.nameLen); - if (*name) { - *busID = (char *) Xmalloc(rep.busIDLen); - if (! *busID) { - XFree(*name); - XFree(tmpBuf); - } - } else { - XFree(tmpBuf); - } - } - - if (*name && *busID && tmpBuf) { - - _XRead(dpy, tmpBuf, realSize); - strncpy(*name,tmpBuf,rep.nameLen); - strncpy(*busID,tmpBuf+rep.nameLen,rep.busIDLen); - XFree(tmpBuf); - - } else { - - _XEatData(dpy, realSize); - UnlockDisplay (dpy); - SyncHandle (); - return -1; - - } - } - - UnlockDisplay (dpy); - SyncHandle (); - *major = rep.major; - *minor = rep.minor; - *patchLevel = rep.patchLevel; - *isLocal = (req->shmKey > 0) ? rep.isLocal : 1; - return (rep.length > 0) ? Success : BadImplementation; -} - |