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#***********************************************************
#Copyright 1991 by Digital Equipment Corporation, Maynard, Massachusetts,
#and the Massachusetts Institute of Technology, Cambridge, Massachusetts.
#
# All Rights Reserved
#
#Permission to use, copy, modify, and distribute this software and its
#documentation for any purpose and without fee is hereby granted,
#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 names of Digital or MIT not be
#used in advertising or publicity pertaining to distribution of the
#software without specific, written prior permission.
#
#DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
#ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
#DIGITAL 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.
#
#******************************************************************
# $XFree86: xc/include/extensions/Xvlib.h,v 1.3 1999/12/11 19:28:48 mvojkovi Exp $
#*
#** File:
#**
#** Xvlib.h --- Xv library public header file
#**
#** Author:
#**
#** David Carver (Digital Workstation Engineering/Project Athena)
#**
#** Revisions:
#**
#** 26.06.91 Carver
#** - changed XvFreeAdaptors to XvFreeAdaptorInfo
#** - changed XvFreeEncodings to XvFreeEncodingInfo
#**
#** 11.06.91 Carver
#** - changed SetPortControl to SetPortAttribute
#** - changed GetPortControl to GetPortAttribute
#** - changed QueryBestSize
#**
#** 05.15.91 Carver
#** - version 2.0 upgrade
#**
#** 01.24.91 Carver
#** - version 1.4 upgrade
#**
#*
import
x, xlib, xshm, xv
const
libXv* = "libXv.so"
type
PXvRational* = ptr TXvRational
TXvRational*{.final.} = object
numerator*: cint
denominator*: cint
PXvAttribute* = ptr TXvAttribute
TXvAttribute*{.final.} = object
flags*: cint # XvGettable, XvSettable
min_value*: cint
max_value*: cint
name*: cstring
PPXvEncodingInfo* = ptr PXvEncodingInfo
PXvEncodingInfo* = ptr TXvEncodingInfo
TXvEncodingInfo*{.final.} = object
encoding_id*: TXvEncodingID
name*: cstring
width*: culong
height*: culong
rate*: TXvRational
num_encodings*: culong
PXvFormat* = ptr TXvFormat
TXvFormat*{.final.} = object
depth*: cchar
visual_id*: culong
PPXvAdaptorInfo* = ptr PXvAdaptorInfo
PXvAdaptorInfo* = ptr TXvAdaptorInfo
TXvAdaptorInfo*{.final.} = object
base_id*: TXvPortID
num_ports*: culong
thetype*: cchar
name*: cstring
num_formats*: culong
formats*: PXvFormat
num_adaptors*: culong
PXvVideoNotifyEvent* = ptr TXvVideoNotifyEvent
TXvVideoNotifyEvent*{.final.} = object
theType*: cint
serial*: culong # # of last request processed by server
send_event*: TBool # true if this came from a SendEvent request
display*: PDisplay # Display the event was read from
drawable*: TDrawable # drawable
reason*: culong # what generated this event
port_id*: TXvPortID # what port
time*: TTime # milliseconds
PXvPortNotifyEvent* = ptr TXvPortNotifyEvent
TXvPortNotifyEvent*{.final.} = object
theType*: cint
serial*: culong # # of last request processed by server
send_event*: TBool # true if this came from a SendEvent request
display*: PDisplay # Display the event was read from
port_id*: TXvPortID # what port
time*: TTime # milliseconds
attribute*: TAtom # atom that identifies attribute
value*: clong # value of attribute
PXvEvent* = ptr TXvEvent
TXvEvent*{.final.} = object
pad*: array[0..23, clong] #case longint of
# 0 : (
# theType : cint;
# );
# 1 : (
# xvvideo : TXvVideoNotifyEvent;
# );
# 2 : (
# xvport : TXvPortNotifyEvent;
# );
# 3 : (
#
# );
PXvImageFormatValues* = ptr TXvImageFormatValues
TXvImageFormatValues*{.final.} = object
id*: cint # Unique descriptor for the format
theType*: cint # XvRGB, XvYUV
byte_order*: cint # LSBFirst, MSBFirst
guid*: array[0..15, cchar] # Globally Unique IDentifier
bits_per_pixel*: cint
format*: cint # XvPacked, XvPlanar
num_planes*: cint # for RGB formats only
depth*: cint
red_mask*: cuint
green_mask*: cuint
blue_mask*: cuint # for YUV formats only
y_sample_bits*: cuint
u_sample_bits*: cuint
v_sample_bits*: cuint
horz_y_period*: cuint
horz_u_period*: cuint
horz_v_period*: cuint
vert_y_period*: cuint
vert_u_period*: cuint
vert_v_period*: cuint
component_order*: array[0..31, char] # eg. UYVY
scanline_order*: cint # XvTopToBottom, XvBottomToTop
PXvImage* = ptr TXvImage
TXvImage*{.final.} = object
id*: cint
width*, height*: cint
data_size*: cint # bytes
num_planes*: cint
pitches*: cint # bytes
offsets*: cint # bytes
data*: pointer
obdata*: TXPointer
proc XvQueryExtension*(display: PDisplay, p_version, p_revision, p_requestBase,
p_eventBase, p_errorBase: cuint): cint{.cdecl, dynlib: libXv, importc.}
proc XvQueryAdaptors*(display: PDisplay, window: TWindow, p_nAdaptors: cuint,
p_pAdaptors: PPXvAdaptorInfo): cint{.cdecl, dynlib: libXv,
importc.}
proc XvQueryEncodings*(display: PDisplay, port: TXvPortID, p_nEncoding: cuint,
p_pEncoding: PPXvEncodingInfo): cint{.cdecl,
dynlib: libXv, importc.}
proc XvPutVideo*(display: PDisplay, port: TXvPortID, d: TDrawable, gc: TGC,
vx, vy: cint, vw, vh: cuint, dx, dy: cint, dw, dh: cuint): cint{.
cdecl, dynlib: libXv, importc.}
proc XvPutStill*(display: PDisplay, port: TXvPortID, d: TDrawable, gc: TGC,
vx, vy: cint, vw, vh: cuint, dx, dy: cint, dw, dh: cuint): cint{.
cdecl, dynlib: libXv, importc.}
proc XvGetVideo*(display: PDisplay, port: TXvPortID, d: TDrawable, gc: TGC,
vx, vy: cint, vw, vh: cuint, dx, dy: cint, dw, dh: cuint): cint{.
cdecl, dynlib: libXv, importc.}
proc XvGetStill*(display: PDisplay, port: TXvPortID, d: TDrawable, gc: TGC,
vx, vy: cint, vw, vh: cuint, dx, dy: cint, dw, dh: cuint): cint{.
cdecl, dynlib: libXv, importc.}
proc XvStopVideo*(display: PDisplay, port: TXvPortID, drawable: TDrawable): cint{.
cdecl, dynlib: libXv, importc.}
proc XvGrabPort*(display: PDisplay, port: TXvPortID, time: TTime): cint{.cdecl,
dynlib: libXv, importc.}
proc XvUngrabPort*(display: PDisplay, port: TXvPortID, time: TTime): cint{.
cdecl, dynlib: libXv, importc.}
proc XvSelectVideoNotify*(display: PDisplay, drawable: TDrawable, onoff: TBool): cint{.
cdecl, dynlib: libXv, importc.}
proc XvSelectPortNotify*(display: PDisplay, port: TXvPortID, onoff: TBool): cint{.
cdecl, dynlib: libXv, importc.}
proc XvSetPortAttribute*(display: PDisplay, port: TXvPortID, attribute: TAtom,
value: cint): cint{.cdecl, dynlib: libXv, importc.}
proc XvGetPortAttribute*(display: PDisplay, port: TXvPortID, attribute: TAtom,
p_value: cint): cint{.cdecl, dynlib: libXv, importc.}
proc XvQueryBestSize*(display: PDisplay, port: TXvPortID, motion: TBool,
vid_w, vid_h, drw_w, drw_h: cuint,
p_actual_width, p_actual_height: cuint): cint{.cdecl,
dynlib: libXv, importc.}
proc XvQueryPortAttributes*(display: PDisplay, port: TXvPortID, number: cint): PXvAttribute{.
cdecl, dynlib: libXv, importc.}
proc XvFreeAdaptorInfo*(adaptors: PXvAdaptorInfo){.cdecl, dynlib: libXv, importc.}
proc XvFreeEncodingInfo*(encodings: PXvEncodingInfo){.cdecl, dynlib: libXv,
importc.}
proc XvListImageFormats*(display: PDisplay, port_id: TXvPortID,
count_return: cint): PXvImageFormatValues{.cdecl,
dynlib: libXv, importc.}
proc XvCreateImage*(display: PDisplay, port: TXvPortID, id: cint, data: pointer,
width, height: cint): PXvImage{.cdecl, dynlib: libXv,
importc.}
proc XvPutImage*(display: PDisplay, id: TXvPortID, d: TDrawable, gc: TGC,
image: PXvImage, src_x, src_y: cint, src_w, src_h: cuint,
dest_x, dest_y: cint, dest_w, dest_h: cuint): cint{.cdecl,
dynlib: libXv, importc.}
proc XvShmPutImage*(display: PDisplay, id: TXvPortID, d: TDrawable, gc: TGC,
image: PXvImage, src_x, src_y: cint, src_w, src_h: cuint,
dest_x, dest_y: cint, dest_w, dest_h: cuint,
send_event: TBool): cint{.cdecl, dynlib: libXv, importc.}
proc XvShmCreateImage*(display: PDisplay, port: TXvPortID, id: cint,
data: pointer, width, height: cint,
shminfo: PXShmSegmentInfo): PXvImage{.cdecl,
dynlib: libXv, importc.}
# implementation
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