mpv/libvo/vo_xover.c

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/*
XOver a general x11 vo for mplayer overlay drivers based on :
VIDIX accelerated overlay in a X window
(C) Alex Beregszaszi & Zoltan Ponekker & Nick Kurshev
WS window manager by Pontscho/Fresh!
Based on vo_gl.c and vo_vesa.c and vo_xmga.c (.so mastah! ;))
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <errno.h>
#include <unistd.h>
#include "config.h"
#include "video_out.h"
#include "video_out_internal.h"
#include <X11/Xlib.h>
#include <X11/Xutil.h>
//#include <X11/keysym.h>
#ifdef HAVE_XINERAMA
#include <X11/extensions/Xinerama.h>
#endif
#include "x11_common.h"
#include "aspect.h"
#include "mp_msg.h"
#ifdef HAVE_NEW_GUI
#include "gui/interface.h"
#endif
static vo_info_t info =
{
"General X11 driver for overlay capable video output drivers",
"xover",
"Albeu",
""
};
LIBVO_EXTERN(xover)
#define UNUSED(x) ((void)(x)) /* Removes warning about unused arguments */
/* X11 related variables */
/* Colorkey handling */
static XGCValues mGCV;
static int colorkey;
/* Image parameters */
static uint32_t image_width;
static uint32_t image_height;
static uint32_t image_format;
/* Window parameters */
static uint32_t window_x, window_y;
static uint32_t window_width, window_height;
/* used by XGetGeometry & XTranslateCoordinates for moving/resizing window */
static uint32_t drwX, drwY, drwWidth, drwHeight, drwBorderWidth,
drwDepth, drwcX, drwcY, dwidth, dheight;
#ifdef HAVE_XINERAMA
extern int xinerama_screen;
#endif
static vo_functions_t* sub_vo = NULL;
static void set_window(int force_update)
{
Window mRoot;
if ( WinID )
{
XGetGeometry(mDisplay, vo_window, &mRoot, &drwX, &drwY, &drwWidth,
&drwHeight, &drwBorderWidth, &drwDepth);
drwX = drwY = 0;
XTranslateCoordinates(mDisplay, vo_window, mRoot, 0, 0,
&drwcX, &drwcY, &mRoot);
aspect(&dwidth,&dheight,A_NOZOOM);
if (!vo_fs)
mp_msg(MSGT_VO, MSGL_V, "[xvidix] dcx: %d dcy: %d dx: %d dy: %d dw: %d dh: %d\n",
drwcX, drwcY, drwX, drwY, drwWidth, drwHeight);
/* following stuff copied from vo_xmga.c */
}
else
{
aspect(&dwidth,&dheight,A_NOZOOM);
drwcX=drwX=vo_dx; drwcY=drwY=vo_dy; drwWidth=vo_dwidth; drwHeight=vo_dheight;
}
#if X11_FULLSCREEN
if (vo_fs)
{
aspect(&dwidth,&dheight,A_ZOOM);
drwX = (vo_screenwidth - ((int)dwidth > vo_screenwidth ? vo_screenwidth : dwidth)) / 2;
drwcX = drwX;
drwY = (vo_screenheight - ((int)dheight > vo_screenheight ? vo_screenheight : dheight)) / 2;
drwcY = drwY;
drwWidth = ((int)dwidth > vo_screenwidth ? vo_screenwidth : dwidth);
drwHeight = ((int)dheight > vo_screenheight ? vo_screenheight : dheight);
mp_msg(MSGT_VO, MSGL_V, "[xvidix-fs] dcx: %d dcy: %d dx: %d dy: %d dw: %d dh: %d\n",
drwcX, drwcY, drwX, drwY, drwWidth, drwHeight);
}
#endif
vo_dwidth=drwWidth; vo_dheight=drwHeight;
#ifdef HAVE_XINERAMA
if (XineramaIsActive(mDisplay))
{
XineramaScreenInfo *screens;
int num_screens;
int i = 0;
screens = XineramaQueryScreens(mDisplay, &num_screens);
/* find the screen we are on */
while (i<num_screens &&
((screens[i].x_org < (int)drwcX) ||
(screens[i].y_org < (int)drwcY) ||
(screens[i].x_org + screens[i].width >= (int)drwcX) ||
(screens[i].y_org + screens[i].height >= (int)drwcY)))
{
i++;
}
if(i<num_screens)
{
/* save the screen we are on */
xinerama_screen = i;
} else {
/* oops.. couldnt find the screen we are on
* because the upper left corner left the
* visual range. assume we are still on the
* same screen
*/
i = xinerama_screen;
}
/* set drwcX and drwcY to the right values */
drwcX = drwcX - screens[i].x_org;
drwcY = drwcY - screens[i].y_org;
XFree(screens);
}
#endif
if ( vo_panscan > 0.0f && vo_fs )
{
drwcX-=vo_panscan_x >> 1;
drwcY-=vo_panscan_y >> 1;
drwX-=vo_panscan_x >> 1;
drwY-=vo_panscan_y >> 1;
drwWidth+=vo_panscan_x;
drwHeight+=vo_panscan_y;
}
/* set new values in VIDIX */
if (force_update || (window_x != drwcX) || (window_y != drwcY) ||
(window_width != drwWidth) || (window_height != drwHeight))
{
mp_win_t w;
// do a backup of window coordinates
w.x = window_x = drwcX;
w.y = window_y = drwcY;
vo_dx = drwcX;
vo_dy = drwcY;
w.w = window_width = drwWidth;
w.h = window_height = drwHeight;
if(sub_vo->control(VOCTRL_XOVERLAY_SET_WIN,&w) != VO_TRUE)
mp_msg(MSGT_VO, MSGL_ERR, "xvidx: set_overlay failed\n");
mp_msg(MSGT_VO, MSGL_V, "[xvidix] window properties: pos: %dx%d, size: %dx%d\n", vo_dx, vo_dy, window_width, window_height);
}
/* mDrawColorKey: */
/* fill drawable with specified color */
XSetBackground(mDisplay, vo_gc, 0L);
XClearWindow( mDisplay,vo_window );
XSetForeground(mDisplay, vo_gc, colorkey);
XFillRectangle(mDisplay, vo_window, vo_gc, drwX, drwY, drwWidth,
(vo_fs ? drwHeight - 1 : drwHeight));
if (vo_ontop) vo_x11_setlayer(mDisplay, vo_window, vo_ontop);
/* flush, update drawable */
XFlush(mDisplay);
return;
}
/* connect to server, create and map window,
* allocate colors and (shared) memory
*/
static int config(uint32_t width, uint32_t height, uint32_t d_width,
uint32_t d_height, uint32_t flags, char *title, uint32_t format)
{
XVisualInfo vinfo;
// XSizeHints hint;
XSetWindowAttributes xswa;
unsigned long xswamask;
XWindowAttributes attribs;
int window_depth, r, g, b;
mp_colorkey_t colork;
char _title[255];
sprintf(_title,"MPlayer %s X11 Overlay",sub_vo->info->name);
title = _title;
panscan_init();
image_height = height;
image_width = width;
image_format = format;
vo_mouse_autohide=1;
aspect_save_orig(width, height);
aspect_save_prescale(d_width, d_height);
update_xinerama_info();
window_width = d_width;
window_height = d_height;
r = (vo_colorkey & 0x00ff0000) >> 16;
g = (vo_colorkey & 0x0000ff00) >> 8;
b = vo_colorkey & 0x000000ff;
switch(vo_depthonscreen)
{
case 32:
colorkey = vo_colorkey;
break;
case 24:
colorkey = vo_colorkey & 0x00ffffff;
break;
case 16:
colorkey = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
break;
case 15:
colorkey = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
break;
default:
mp_msg(MSGT_VO, MSGL_ERR, "Sorry, this (%d) color depth is not supported\n",
vo_depthonscreen);
}
mp_msg(MSGT_VO, MSGL_V, "Using colorkey: %x\n", colorkey);
aspect(&d_width, &d_height, A_NOZOOM);
vo_dx=( vo_screenwidth - d_width ) / 2; vo_dy=( vo_screenheight - d_height ) / 2;
vo_dx += xinerama_x;
vo_dy += xinerama_y;
vo_dwidth=d_width; vo_dheight=d_height;
#ifdef HAVE_NEW_GUI
if(use_gui) guiGetEvent( guiSetShVideo,0 ); // the GUI will set up / resize the window
else
{
#endif
#ifdef X11_FULLSCREEN
if ( ( flags&VOFLAG_FULLSCREEN )||(flags & VOFLAG_SWSCALE) ) aspect(&d_width, &d_height, A_ZOOM);
#endif
dwidth = d_width;
dheight = d_height;
/* Make the window */
XGetWindowAttributes(mDisplay, DefaultRootWindow(mDisplay), &attribs);
/* from vo_x11 */
window_depth = attribs.depth;
if ((window_depth != 15) && (window_depth != 16) && (window_depth != 24)
&& (window_depth != 32))
window_depth = 24;
XMatchVisualInfo(mDisplay, mScreen, window_depth, TrueColor, &vinfo);
xswa.background_pixel = BlackPixel(mDisplay, mScreen);
xswa.border_pixel = 0;
xswa.colormap = XCreateColormap(mDisplay, RootWindow(mDisplay, mScreen),
vinfo.visual, AllocNone);
xswa.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask | PropertyChangeMask |
((WinID==0)?0:(ButtonPressMask | ButtonReleaseMask | PointerMotionMask));
xswamask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
if (WinID >= 0)
{
vo_window = WinID ? ((Window)WinID) : RootWindow(mDisplay, mScreen);
if ( WinID )
{
XUnmapWindow(mDisplay, vo_window);
XChangeWindowAttributes(mDisplay, vo_window, xswamask, &xswa);
vo_x11_selectinput_witherr( mDisplay,vo_window,StructureNotifyMask | KeyPressMask | PropertyChangeMask | PointerMotionMask | ButtonPressMask | ButtonReleaseMask | ExposureMask );
XMapWindow(mDisplay, vo_window);
} else XSelectInput( mDisplay,vo_window,ExposureMask );
}
else
{
if ( vo_window == None )
{
vo_window = XCreateWindow(mDisplay, RootWindow(mDisplay, mScreen),
vo_dx, vo_dy, window_width, window_height, xswa.border_pixel,
vinfo.depth, InputOutput, vinfo.visual, xswamask, &xswa);
vo_x11_classhint(mDisplay, vo_window, "xvidix");
vo_hidecursor(mDisplay, vo_window);
vo_x11_sizehint( vo_dx,vo_dy,vo_dwidth,vo_dheight,0 );
XStoreName(mDisplay, vo_window, title);
XMapWindow(mDisplay, vo_window);
if ( flags&VOFLAG_FULLSCREEN ) vo_x11_fullscreen();
} else if ( !(flags&VOFLAG_FULLSCREEN) ) XMoveResizeWindow( mDisplay,vo_window,vo_dx,vo_dy,vo_dwidth,vo_dheight );
}
if ( vo_gc != None ) XFreeGC( mDisplay,vo_gc );
vo_gc = XCreateGC(mDisplay, vo_window, GCForeground, &mGCV);
#ifdef HAVE_NEW_GUI
}
#endif
if ( ( !WinID )&&( flags&VOFLAG_FULLSCREEN ) ) { vo_dx=0; vo_dy=0; vo_dwidth=vo_screenwidth; vo_dheight=vo_screenheight; vo_fs=1; }
if(sub_vo->config(image_width,image_height,vo_dwidth,vo_dheight,
flags | VOFLAG_XOVERLAY_SUB_VO,NULL,format)) {
mp_msg(MSGT_VO, MSGL_ERR, "xover: sub vo config failed\n");
return 1;
}
colork.x11 = colorkey;
colork.r = r;
colork.g = g;
colork.b = b;
if(sub_vo->control(VOCTRL_XOVERLAY_SET_COLORKEY,&colork) != VO_TRUE)
mp_msg(MSGT_VO, MSGL_WARN, "xover: set_colorkey failed\n");
set_window(1);
XSync(mDisplay, False);
panscan_calc();
return(0);
}
static void check_events(void)
{
const int event = vo_x11_check_events(mDisplay);
if ((event & VO_EVENT_RESIZE) || (event & VO_EVENT_EXPOSE))
set_window(0);
sub_vo->check_events();
return;
}
/* draw_osd, flip_page, draw_slice, draw_frame should be
overwritten with vidix functions (vosub_vidix.c) */
static void draw_osd(void)
{
mp_msg(MSGT_VO, MSGL_FATAL, "xover error: didn't used sub vo draw_osd!\n");
}
static void flip_page(void)
{
mp_msg(MSGT_VO, MSGL_FATAL, "xover error: didn't used sub vo flip_page!\n");
}
static int draw_slice(uint8_t *src[], int stride[],
int w, int h, int x, int y)
{
UNUSED(src);
UNUSED(stride);
UNUSED(w);
UNUSED(h);
UNUSED(x);
UNUSED(y);
mp_msg(MSGT_VO, MSGL_FATAL, "xover error: didn't used sub vo draw_slice!\n");
return 1;
}
static int draw_frame(uint8_t *src[])
{
UNUSED(src);
mp_msg(MSGT_VO, MSGL_FATAL, "xover error: didn't used sub vo draw_frame!\n");
return 1;
}
static void uninit(void)
{
if(!vo_config_count) return;
if(sub_vo) sub_vo->uninit();
sub_vo = NULL;
vo_x11_uninit();
// Restore our callbacks
video_out_xover.draw_frame = draw_frame;
video_out_xover.draw_slice = draw_slice;
video_out_xover.flip_page = flip_page;
video_out_xover.draw_osd = draw_osd;
}
static int preinit(const char *arg)
{
int i;
if(!arg) {
mp_msg(MSGT_VO, MSGL_ERR, "VO XOverlay need a subdriver\n");
return 1;
}
for(i = 0 ; video_out_drivers[i] != NULL ; i++) {
if(!strcmp(video_out_drivers[i]->info->short_name,arg) &&
strcmp(video_out_drivers[i]->info->short_name,"xover"))
break;
}
if(!video_out_drivers[i]) {
mp_msg(MSGT_VO, MSGL_ERR, "VO XOverlay: Subdriver %s not found\n", arg);
return 1;
}
if(video_out_drivers[i]->control(VOCTRL_XOVERLAY_SUPPORT,NULL) != VO_TRUE) {
mp_msg(MSGT_VO, MSGL_ERR, "VO XOverlay: %s doesn't support XOverlay\n", arg);
return 1;
}
// X11 init
if (!vo_init()) return VO_FALSE;
if(video_out_drivers[i]->preinit(NULL)) {
mp_msg(MSGT_VO, MSGL_ERR, "VO XOverlay: Subvo init failed\n");
return 1;
}
sub_vo = video_out_drivers[i];
// Setup the sub vo callbacks
video_out_xover.draw_frame = sub_vo->draw_frame;
video_out_xover.draw_slice = sub_vo->draw_slice;
video_out_xover.flip_page = sub_vo->flip_page;
video_out_xover.draw_osd = sub_vo->draw_osd;
return 0;
}
static int control(uint32_t request, void *data, ...)
{
if(!sub_vo) return VO_ERROR;
switch (request) {
case VOCTRL_GUISUPPORT:
return VO_TRUE;
case VOCTRL_GET_PANSCAN:
if ( !vo_config_count || !vo_fs ) return VO_FALSE;
return VO_TRUE;
case VOCTRL_ONTOP:
vo_x11_ontop();
return VO_TRUE;
case VOCTRL_FULLSCREEN:
vo_x11_fullscreen();
case VOCTRL_SET_PANSCAN:
if ( vo_fs && ( vo_panscan != vo_panscan_amount ) )
{
panscan_calc();
set_window(0);
}
return VO_TRUE;
default:
// Safe atm bcs nothing use more than 1 arg
return sub_vo->control(request,data);
}
return VO_NOTIMPL;
}