383 lines
10 KiB
C
383 lines
10 KiB
C
/***********************************************************
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Copyright 1991 by Digital Equipment Corporation, Maynard, Massachusetts,
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and the Massachusetts Institute of Technology, Cambridge, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the names of Digital or MIT not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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******************************************************************/
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#ifndef XVLIB_H
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#define XVLIB_H
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/*
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** File:
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**
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** Xvlib.h --- Xv library public header file
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**
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** Author:
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**
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** David Carver (Digital Workstation Engineering/Project Athena)
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**
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** Revisions:
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**
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** 26.06.91 Carver
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** - changed XvFreeAdaptors to XvFreeAdaptorInfo
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** - changed XvFreeEncodings to XvFreeEncodingInfo
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**
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** 11.06.91 Carver
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** - changed SetPortControl to SetPortAttribute
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** - changed GetPortControl to GetPortAttribute
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** - changed QueryBestSize
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**
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** 05.15.91 Carver
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** - version 2.0 upgrade
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**
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** 01.24.91 Carver
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** - version 1.4 upgrade
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**
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*/
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#include <X11/Xfuncproto.h>
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#include <X11/extensions/Xv.h>
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#include <X11/extensions/XShm.h>
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typedef struct {
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int numerator;
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int denominator;
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} XvRational;
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typedef struct {
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int flags; /* XvGettable, XvSettable */
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int min_value;
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int max_value;
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char *name;
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} XvAttribute;
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typedef struct {
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XvEncodingID encoding_id;
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char *name;
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unsigned long width;
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unsigned long height;
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XvRational rate;
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unsigned long num_encodings;
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} XvEncodingInfo;
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typedef struct {
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char depth;
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unsigned long visual_id;
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} XvFormat;
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typedef struct {
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XvPortID base_id;
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unsigned long num_ports;
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char type;
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char *name;
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unsigned long num_formats;
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XvFormat *formats;
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unsigned long num_adaptors;
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} XvAdaptorInfo;
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typedef struct {
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int type;
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unsigned long serial; /* # of last request processed by server */
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Bool send_event; /* true if this came from a SendEvent request */
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Display *display; /* Display the event was read from */
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Drawable drawable; /* drawable */
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unsigned long reason; /* what generated this event */
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XvPortID port_id; /* what port */
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Time time; /* milliseconds */
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} XvVideoNotifyEvent;
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typedef struct {
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int type;
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unsigned long serial; /* # of last request processed by server */
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Bool send_event; /* true if this came from a SendEvent request */
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Display *display; /* Display the event was read from */
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XvPortID port_id; /* what port */
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Time time; /* milliseconds */
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Atom attribute; /* atom that identifies attribute */
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long value; /* value of attribute */
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} XvPortNotifyEvent;
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typedef union {
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int type;
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XvVideoNotifyEvent xvvideo;
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XvPortNotifyEvent xvport;
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long pad[24];
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} XvEvent;
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typedef struct {
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int id; /* Unique descriptor for the format */
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int type; /* XvRGB, XvYUV */
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int byte_order; /* LSBFirst, MSBFirst */
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char guid[16]; /* Globally Unique IDentifier */
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int bits_per_pixel;
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int format; /* XvPacked, XvPlanar */
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int num_planes;
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/* for RGB formats only */
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int depth;
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unsigned int red_mask;
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unsigned int green_mask;
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unsigned int blue_mask;
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/* for YUV formats only */
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unsigned int y_sample_bits;
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unsigned int u_sample_bits;
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unsigned int v_sample_bits;
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unsigned int horz_y_period;
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unsigned int horz_u_period;
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unsigned int horz_v_period;
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unsigned int vert_y_period;
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unsigned int vert_u_period;
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unsigned int vert_v_period;
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char component_order[32]; /* eg. UYVY */
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int scanline_order; /* XvTopToBottom, XvBottomToTop */
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} XvImageFormatValues;
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typedef struct {
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int id;
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int width, height;
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int data_size; /* bytes */
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int num_planes;
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int *pitches; /* bytes */
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int *offsets; /* bytes */
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char *data;
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XPointer obdata;
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} XvImage;
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_XFUNCPROTOBEGIN
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extern int XvQueryExtension(
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Display* /* display */,
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unsigned int* /* p_version */,
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unsigned int* /* p_revision */,
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unsigned int* /* p_requestBase */,
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unsigned int* /* p_eventBase */,
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unsigned int* /* p_errorBase */
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);
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extern int XvQueryAdaptors(
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Display* /* display */,
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Window /* window */,
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unsigned int* /* p_nAdaptors */,
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XvAdaptorInfo** /* p_pAdaptors */
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);
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extern int XvQueryEncodings(
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Display* /* display */,
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XvPortID /* port */,
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unsigned int* /* p_nEncoding */,
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XvEncodingInfo** /* p_pEncoding */
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);
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extern int XvPutVideo(
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Display* /* display */,
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XvPortID /* port */,
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Drawable /* d */,
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GC /* gc */,
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int /* vx */,
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int /* vy */,
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unsigned int /* vw */,
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unsigned int /* vh */,
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int /* dx */,
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int /* dy */,
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unsigned int /* dw */,
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unsigned int /* dh */
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);
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extern int XvPutStill(
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Display* /* display */,
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XvPortID /* port */,
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Drawable /* d */,
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GC /* gc */,
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int /* vx */,
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int /* vy */,
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unsigned int /* vw */,
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unsigned int /* vh */,
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int /* dx */,
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int /* dy */,
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unsigned int /* dw */,
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unsigned int /* dh */
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);
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extern int XvGetVideo(
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Display* /* display */,
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XvPortID /* port */,
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Drawable /* d */,
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GC /* gc */,
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int /* vx */,
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int /* vy */,
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unsigned int /* vw */,
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unsigned int /* vh */,
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int /* dx */,
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int /* dy */,
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unsigned int /* dw */,
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unsigned int /* dh */
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);
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extern int XvGetStill(
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Display* /* display */,
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XvPortID /* port */,
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Drawable /* d */,
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GC /* gc */,
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int /* vx */,
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int /* vy */,
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unsigned int /* vw */,
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unsigned int /* vh */,
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int /* dx */,
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int /* dy */,
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unsigned int /* dw */,
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unsigned int /* dh */
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);
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extern int XvStopVideo(
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Display* /* display */,
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XvPortID /* port */,
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Drawable /* drawable */
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);
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extern int XvGrabPort(
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Display* /* display */,
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XvPortID /* port */,
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Time /* time */
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);
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extern int XvUngrabPort(
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Display* /* display */,
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XvPortID /* port */,
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Time /* time */
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);
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extern int XvSelectVideoNotify(
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Display* /* display */,
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Drawable /* drawable */,
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Bool /* onoff */
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);
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extern int XvSelectPortNotify(
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Display* /* display */,
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XvPortID /* port */,
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Bool /* onoff */
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);
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extern int XvSetPortAttribute(
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Display* /* display */,
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XvPortID /* port */,
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Atom /* attribute */,
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int /* value */
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);
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extern int XvGetPortAttribute(
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Display* /* display */,
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XvPortID /* port */,
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Atom /* attribute */,
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int* /* p_value */
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);
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extern int XvQueryBestSize(
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Display* /* display */,
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XvPortID /* port */,
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Bool /* motion */,
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unsigned int /* vid_w */,
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unsigned int /* vid_h */,
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unsigned int /* drw_w */,
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unsigned int /* drw_h */,
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unsigned int* /* p_actual_width */,
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unsigned int* /* p_actual_width */
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);
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extern XvAttribute* XvQueryPortAttributes(
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Display* /* display */,
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XvPortID /* port */,
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int* /* number */
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);
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extern void XvFreeAdaptorInfo(
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XvAdaptorInfo* /* adaptors */
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);
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extern void XvFreeEncodingInfo(
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XvEncodingInfo* /* encodings */
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);
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extern XvImageFormatValues * XvListImageFormats (
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Display *display,
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XvPortID port_id,
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int *count_return
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);
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extern XvImage * XvCreateImage (
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Display *display,
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XvPortID port,
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int id,
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char *data,
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int width,
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int height
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);
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extern int XvPutImage (
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Display *display,
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XvPortID id,
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Drawable d,
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GC gc,
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XvImage *image,
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int src_x,
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int src_y,
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unsigned int src_w,
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unsigned int src_h,
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int dest_x,
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int dest_y,
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unsigned int dest_w,
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unsigned int dest_h
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);
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extern int XvShmPutImage (
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Display *display,
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XvPortID id,
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Drawable d,
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GC gc,
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XvImage *image,
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int src_x,
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int src_y,
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unsigned int src_w,
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unsigned int src_h,
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int dest_x,
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int dest_y,
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unsigned int dest_w,
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unsigned int dest_h,
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Bool send_event
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);
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extern XvImage * XvShmCreateImage (
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Display *display,
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XvPortID port,
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int id,
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char* data,
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int width,
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int height,
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XShmSegmentInfo *shminfo
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);
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_XFUNCPROTOEND
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#endif /* XVLIB_H */
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