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Code Issues Releases Wiki Activity

- added VidMode changing support for DGA1.0 (used code from Michael Graffam (mgraffam@idsi.net))

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@264 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
acki2 2001-03-31 09:16:08 +00:00
parent ae3707661f
commit 09303a7d2e
1 changed files with 159 additions and 29 deletions
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182
libvo/vo_dga.c
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@ -34,6 +34,9 @@
* Beware: unless you can use DGA2.0 this has to be your X Servers
* depth!!!
* o Added double buffering :-))
* o included VidMode switching support for DGA1.0, written by Michael Graffam
* mgraffam@idsi.net
*
*/
@ -47,13 +50,21 @@
#include "video_out_internal.h"
#include "yuv2rgb.h"
//#undef HAVE_DGA2
//#undef HAVE_XF86VM
LIBVO_EXTERN( dga )
#include <X11/Xlib.h>
#include <X11/extensions/xf86dga.h>
#ifdef HAVE_XF86VM
#include <X11/extensions/xf86vmode.h>
#endif
#include "x11_common.h"
static vo_info_t vo_info =
@ -64,8 +75,14 @@ static vo_info_t vo_info =
""
};
#ifdef HAVE_XF86VM
static XF86VidModeModeInfo **vo_dga_vidmodes=NULL;
#endif
static int vo_dga_width; // bytes per line in framebuffer
static int vo_dga_vp_width; // visible pixels per line in framebuffer
static int vo_dga_vp_width; // visible pixels per line in
// framebuffer
static int vo_dga_vp_height; // visible lines in framebuffer
static int vo_dga_is_running = 0;
static int vo_dga_src_width; // width of video in pixels
@ -285,20 +302,35 @@ uninit(void)
XDGADevice *dgadevice;
#endif
vo_dga_is_running = 0;
printf("vo_dga: in uninit\n");
XUngrabPointer (vo_dga_dpy, CurrentTime);
XUngrabKeyboard (vo_dga_dpy, CurrentTime);
if(vo_dga_is_running){
vo_dga_is_running = 0;
printf("vo_dga: in uninit\n");
XUngrabPointer (vo_dga_dpy, CurrentTime);
XUngrabKeyboard (vo_dga_dpy, CurrentTime);
#ifdef HAVE_DGA2
dgadevice = XDGASetMode(vo_dga_dpy, XDefaultScreen(vo_dga_dpy), 0);
if(dgadevice != NULL){
XFree(dgadevice);
}
XDGACloseFramebuffer(vo_dga_dpy, XDefaultScreen(vo_dga_dpy));
dgadevice = XDGASetMode(vo_dga_dpy, XDefaultScreen(vo_dga_dpy), 0);
if(dgadevice != NULL){
XFree(dgadevice);
}
XDGACloseFramebuffer(vo_dga_dpy, XDefaultScreen(vo_dga_dpy));
#else
XF86DGADirectVideo (vo_dga_dpy, XDefaultScreen(vo_dga_dpy), 0);
XF86DGADirectVideo (vo_dga_dpy, XDefaultScreen(vo_dga_dpy), 0);
// first disable DirectVideo and then switch mode back!
#ifdef HAVE_XF86VM
if (vo_dga_vidmodes != NULL ){
int screen; screen=XDefaultScreen( vo_dga_dpy );
printf("vo_dga: VidModeExt: Switching back..\n");
// seems some graphics adaptors need this more than once ...
XF86VidModeSwitchToMode(vo_dga_dpy,screen,vo_dga_vidmodes[0]);
XF86VidModeSwitchToMode(vo_dga_dpy,screen,vo_dga_vidmodes[0]);
XF86VidModeSwitchToMode(vo_dga_dpy,screen,vo_dga_vidmodes[0]);
XF86VidModeSwitchToMode(vo_dga_dpy,screen,vo_dga_vidmodes[0]);
XFree(vo_dga_vidmodes);
}
#endif
XCloseDisplay(vo_dga_dpy);
#endif
XCloseDisplay(vo_dga_dpy);
}
}
@ -377,6 +409,12 @@ static uint32_t init( uint32_t width, uint32_t height,
XDGAMode *modelines=NULL;
XDGADevice *dgadevice;
#else
#ifdef HAVE_XF86VM
unsigned int vm_event, vm_error;
unsigned int vm_ver, vm_rev;
int i,j,have_vm=0;
int modecount,mX, mY, mVBI, dga_modenum;
#endif
int bank, ram;
#endif
@ -394,8 +432,9 @@ static uint32_t init( uint32_t width, uint32_t height,
}else{
vo_dga_planes = (format & 0xff);
// hack!!! here we should only get what we told in query_format()
// but mplayer is somewhat generous about 15/16bit depth ...
// hack!!! here we should only get what we told we can handle in
// query_format() but mplayer is somewhat generous about
// 15/16bit depth ...
vo_dga_planes = vo_dga_planes == 15 ? 16 : vo_dga_planes;
}
@ -408,6 +447,16 @@ static uint32_t init( uint32_t width, uint32_t height,
vo_dga_bpp = (vo_dga_planes+7) >> 3;
// TODO: find out screen resolution of X-Server here and
// provide them as default values (used only in case
// DGA1.0 and no VidMode Ext or VidModeExt doesn't return
// any screens to check if video is larger than current screen)
vo_dga_vp_width = 1280;
vo_dga_vp_height = 1024;
// choose a suitable mode ...
#ifdef HAVE_DGA2
@ -461,14 +510,75 @@ static uint32_t init( uint32_t width, uint32_t height,
#else
printf("vo_dga: DGA 1.0 compatibility code: mode switching not supported (yet)!\n");
// assume these values are already known at this stage some day
// so that the following check for video <-> screen size can be done ...
#ifdef HAVE_XF86VM
vo_dga_vp_width = 1280;
vo_dga_vp_height = 1024;
printf("vo_dga: DGA 1.0 compatibility code: Using XF86VidMode for mode switching!\n");
if (XF86VidModeQueryExtension(vo_dga_dpy, &vm_event, &vm_error)) {
XF86VidModeQueryVersion(vo_dga_dpy, &vm_ver, &vm_rev);
printf("vo_dga: XF86VidMode Extension v%i.%i\n", vm_ver, vm_rev);
have_vm=1;
} else {
printf("vo_dga: XF86VidMode Extention not available.\n");
}
#define GET_VREFRESH(dotclk, x, y)( (((dotclk)/(x))*1000)/(y) )
if (have_vm) {
int screen;
screen=XDefaultScreen(vo_dga_dpy);
XF86VidModeGetAllModeLines(vo_dga_dpy,screen,&modecount,&vo_dga_vidmodes);
if(vo_dga_vidmodes != NULL ){
mX=vo_dga_vidmodes[0]->hdisplay;
mY=vo_dga_vidmodes[0]->vdisplay;
// TODO: calculate refreshrate from dotclock, hss, hstp, ...
mVBI = GET_VREFRESH(vo_dga_vidmodes[0]->dotclock,
vo_dga_vidmodes[0]->htotal,
vo_dga_vidmodes[0]->vtotal);
j=0;
for (i=1; i<modecount; i++){
printf("vo_dga: (%3d) Trying %4d x %4d @ %3d Hz @ %2d bpp ..",
i,
vo_dga_vidmodes[i]->hdisplay,
vo_dga_vidmodes[i]->vdisplay,
GET_VREFRESH(vo_dga_vidmodes[i]->dotclock,
vo_dga_vidmodes[i]->htotal,
vo_dga_vidmodes[i]->vtotal),
vo_dga_planes );
if ( check_mode(d_width, d_height,
vo_dga_vidmodes[i]->hdisplay,
vo_dga_vidmodes[i]->vdisplay,
GET_VREFRESH(vo_dga_vidmodes[i]->dotclock,
vo_dga_vidmodes[i]->htotal,
vo_dga_vidmodes[i]->vtotal),
&mX, &mY, &mVBI )){
j = i;
printf(".ok!!\n");
}else{
printf(".no\n");
}
}
printf("vo_dga: Selected video mode %4d x %4d @ %3d Hz for image size %3d x %3d.\n",
mX, mY, mVBI, width, height);
}else{
printf("vo_dga: XF86VidMode returned no screens - using current resolution.\n");
}
dga_modenum = j;
vo_dga_vp_width = mX;
vo_dga_vp_height = mY;
}
#else
printf("vo_dga: Only have DGA 1.0 extension and no XF86VidMode :-(\n");
#endif
#endif
@ -481,6 +591,14 @@ static uint32_t init( uint32_t width, uint32_t height,
{
printf("vo_dga: Sorry, video larger than viewport is not yet supported!\n");
// ugly, do something nicer in the future ...
#ifndef HAVE_DGA2
#ifdef HAVE_XF86VM
if(vo_dga_vidmodes){
XFree(vo_dga_vidmodes);
vo_dga_vidmodes = NULL;
}
#endif
#endif
return 1;
}
@ -503,6 +621,14 @@ static uint32_t init( uint32_t width, uint32_t height,
#else
#ifdef HAVE_XF86VM
XF86VidModeLockModeSwitch(vo_dga_dpy,XDefaultScreen(vo_dga_dpy),0);
// Two calls are needed to switch modes on my ATI Rage 128. Why?
// for riva128 one call is enough!
XF86VidModeSwitchToMode(vo_dga_dpy,XDefaultScreen(vo_dga_dpy),vo_dga_vidmodes[dga_modenum]);
XF86VidModeSwitchToMode(vo_dga_dpy,XDefaultScreen(vo_dga_dpy),vo_dga_vidmodes[dga_modenum]);
#endif
XF86DGAGetViewPortSize(vo_dga_dpy,XDefaultScreen(vo_dga_dpy),
&vo_dga_vp_width,
&vo_dga_vp_height);
@ -548,11 +674,10 @@ static uint32_t init( uint32_t width, uint32_t height,
XGrabPointer (vo_dga_dpy, DefaultRootWindow(vo_dga_dpy), True,
ButtonPressMask,GrabModeAsync, GrabModeAsync,
None, None, CurrentTime);
// TODO: chekc if mem of graphics adaptor is large enough for dbf
// set up variables for double buffering ...
// note: set vo_dga_dbf_mem_offset to NULL to disable doublebuffering
vo_dga_dbf_y_offset = y_off + vo_dga_src_height;
vo_dga_dbf_mem_offset = vo_dga_width * vo_dga_bpp * vo_dga_dbf_y_offset;
@ -561,12 +686,17 @@ static uint32_t init( uint32_t width, uint32_t height,
if(format ==IMGFMT_YV12 )vo_dga_dbf_mem_offset = 0;
// disable doublebuffering for YV12
printf("vo_dga: Doublebuffering %s.\n", vo_dga_dbf_mem_offset ? "enabled" : "disabled");
// now clear screen
memset(vo_dga_base, 0, vo_dga_width *
(vo_dga_vp_height + (vo_dga_dbf_mem_offset != 0 ? (vo_dga_src_height+y_off) : 0)) *
vo_dga_bpp);
{
int size = vo_dga_width *
(vo_dga_vp_height + (vo_dga_dbf_mem_offset != 0 ?
(vo_dga_src_height+y_off) : 0)) *
vo_dga_bpp;
fprintf(stderr, "vo_dga: Before memset: %d. If mplayer exits here, you haven't enough memory for doublebuffering. I'll fix this in the future to check for amount of mem available... For now, select a lower resolution ...\n", size);
memset(vo_dga_base, 0, size);
}
vo_dga_is_running = 1;
return 0;
}