mpv/libvo/vo_xover.c

437 lines
12 KiB
C

/*
* XOver a general x11 vo for MPlayer overlay drivers based on:
* VIDIX-accelerated overlay in an X window
*
* copyright (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! ;))
*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#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 CONFIG_XINERAMA
#include <X11/extensions/Xinerama.h>
#endif
#include "x11_common.h"
#include "aspect.h"
#include "mp_msg.h"
static const 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 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;
static const struct vo_old_functions *sub_vo = NULL;
static const struct vo_info_s *sub_info;
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 CONFIG_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));
/* 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_info->name);
title = _title;
panscan_init();
image_height = height;
image_width = width;
image_format = format;
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 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);
xswamask = CWBackPixel | CWBorderPixel | CWColormap;
vo_x11_create_vo_window(&vinfo, vo_dx, vo_dy,
window_width, window_height, flags,
xswa.colormap, "xvidix", title);
XChangeWindowAttributes(mDisplay, vo_window, xswamask, &xswa);
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.old_functions->draw_frame = draw_frame;
video_out_xover.old_functions->draw_slice = draw_slice;
video_out_xover.old_functions->flip_page = flip_page;
video_out_xover.old_functions->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;
}
const struct vo_driver *candidate;
for(i = 0; (candidate = video_out_drivers[i]) != NULL; i++)
if (!candidate->is_new && !strcmp(candidate->info->short_name,arg) &&
strcmp(candidate->info->short_name,"xover"))
break;
if (!candidate) {
mp_msg(MSGT_VO, MSGL_ERR, "VO XOverlay: Subdriver %s not found\n", arg);
return 1;
}
const struct vo_old_functions *functions = candidate->old_functions;
if (functions->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(functions->preinit(NULL)) {
mp_msg(MSGT_VO, MSGL_ERR, "VO XOverlay: Subvo init failed\n");
return 1;
}
sub_vo = functions;
sub_info = candidate->info;
// Setup the sub vo callbacks
video_out_xover.old_functions->draw_frame = sub_vo->draw_frame;
video_out_xover.old_functions->draw_slice = sub_vo->draw_slice;
video_out_xover.old_functions->flip_page = sub_vo->flip_page;
video_out_xover.old_functions->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_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:
return sub_vo->control(request,data);
}
return VO_NOTIMPL;
}