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mpv/libvo/vo_xv.c
arpi 9ba7dabbab more eq cleanup 
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@6794 b3059339-0415-0410-9bf9-f77b7e298cf2
2002-07-25 20:23:18 +00:00

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// Number of buffers _FOR_DOUBLEBUFFERING_MODE_
// Use option -double to enable double buffering! (default: single buffer)
#define NUM_BUFFERS 3
/*
Buffer allocation:
-nodr:
1: TEMP
2: 2*TEMP
-dr:
1: TEMP
3: 2*STATIC+TEMP
*/
/*
* vo_xv.c, X11 Xv interface
*
* Copyright (C) 1996, MPEG Software Simulation Group. All Rights Reserved.
*
* Hacked into mpeg2dec by
*
* Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
*
* Xv image suuport by Gerd Knorr <kraxel@goldbach.in-berlin.de>
* fullscreen support by Pontscho
* double buffering support by A'rpi
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "config.h"
#include "mp_msg.h"
#include "video_out.h"
#include "video_out_internal.h"
LIBVO_EXTERN(xv)
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <errno.h>
#include "x11_common.h"
#include "fastmemcpy.h"
#include "sub.h"
#include "aspect.h"
#include "../postproc/rgb2rgb.h"
#ifdef HAVE_NEW_GUI
#include "../Gui/interface.h"
#endif
static vo_info_t vo_info =
{
"X11/Xv",
"xv",
"Gerd Knorr <kraxel@goldbach.in-berlin.de> and others",
""
};
/* local data */
static unsigned char *ImageData;
/* X11 related variables */
static XImage *myximage;
static int depth, bpp, mode;
static XWindowAttributes attribs;
#include <X11/extensions/Xv.h>
#include <X11/extensions/Xvlib.h>
// FIXME: dynamically allocate this stuff
static void allocate_xvimage(int);
static unsigned int ver,rel,req,ev,err;
static unsigned int formats, adaptors,i,xv_port,xv_format;
static XvAdaptorInfo *ai;
static XvImageFormatValues *fo;
static int current_buf=0;
static int current_ip_buf=0;
static int num_buffers=1; // default
static XvImage* xvimage[NUM_BUFFERS];
#ifdef HAVE_SHM
#include <sys/ipc.h>
#include <sys/shm.h>
#include <X11/extensions/XShm.h>
/* since it doesn't seem to be defined on some platforms */
int XShmGetEventBase(Display*);
static XShmSegmentInfo Shminfo[NUM_BUFFERS];
static int Shmem_Flag;
#endif
static int gXErrorFlag;
static uint32_t image_width;
static uint32_t image_height;
static uint32_t image_format;
static int flip_flag;
static Window mRoot;
static uint32_t drwX,drwY,drwBorderWidth,drwDepth;
static uint32_t dwidth,dheight;
static void (*draw_alpha_fnc)(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride);
static void draw_alpha_yv12(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride){
x0+=(vo_panscan_x>>2);
vo_draw_alpha_yv12(w,h,src,srca,stride,
xvimage[current_buf]->data+xvimage[current_buf]->offsets[0]+
xvimage[current_buf]->pitches[0]*y0+x0,xvimage[current_buf]->pitches[0]);
}
static void draw_alpha_yuy2(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride){
x0+=(vo_panscan_x>>2);
vo_draw_alpha_yuy2(w,h,src,srca,stride,
xvimage[current_buf]->data+xvimage[current_buf]->offsets[0]+
xvimage[current_buf]->pitches[0]*y0+2*x0,xvimage[current_buf]->pitches[0]);
}
static void draw_alpha_uyvy(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride){
x0+=(vo_panscan_x>>2);
vo_draw_alpha_yuy2(w,h,src,srca,stride,
xvimage[current_buf]->data+xvimage[current_buf]->offsets[0]+
xvimage[current_buf]->pitches[0]*y0+2*x0+1,xvimage[current_buf]->pitches[0]);
}
static void draw_alpha_null(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride){
}
static int xv_set_eq(char *name, int value)
{
XvAttribute *attributes;
int howmany, xv_atom;
mp_dbg(MSGT_VO, MSGL_V, "xv_set_eq called! (%s, %d)\n", name, value);
/* get available attributes */
attributes = XvQueryPortAttributes(mDisplay, xv_port, &howmany);
for (i = 0; i < howmany && attributes; i++)
if (attributes[i].flags & XvSettable)
{
xv_atom = XInternAtom(mDisplay, attributes[i].name, True);
/* since we have SET_DEFAULTS first in our list, we can check if it's available
then trigger it if it's ok so that the other values are at default upon query */
if (xv_atom != None)
{
int hue = 0,port_value,port_min,port_max;
if(!strcmp(attributes[i].name,"XV_BRIGHTNESS") &&
(!strcasecmp(name, "brightness")))
port_value = value;
else
if(!strcmp(attributes[i].name,"XV_CONTRAST") &&
(!strcasecmp(name, "contrast")))
port_value = value;
else
if(!strcmp(attributes[i].name,"XV_SATURATION") &&
(!strcasecmp(name, "saturation")))
port_value = value;
else
if(!strcmp(attributes[i].name,"XV_HUE") &&
(!strcasecmp(name, "hue")))
{ port_value = value; hue=1; }
else
/* Note: since 22.01.2002 GATOS supports these attrs for radeons (NK) */
if(!strcmp(attributes[i].name,"XV_RED_INTENSITY") &&
(!strcasecmp(name, "red_intensity")))
port_value = value;
else
if(!strcmp(attributes[i].name,"XV_GREEN_INTENSITY") &&
(!strcasecmp(name, "green_intensity")))
port_value = value;
else
if(!strcmp(attributes[i].name,"XV_BLUE_INTENSITY") &&
(!strcasecmp(name, "blue_intensity")))
port_value = value;
else continue;
port_min = attributes[i].min_value;
port_max = attributes[i].max_value;
/* nvidia hue workaround */
if ( hue && port_min == 0 && port_max == 360 ){
port_value = (port_value>=0) ? (port_value-100) : (port_value+100);
}
// -100 -> min
// 0 -> (max+min)/2
// +100 -> max
port_value = (port_value+100)*(port_max-port_min)/200+port_min;
XvSetPortAttribute(mDisplay, xv_port, xv_atom, port_value);
return(VO_TRUE);
}
}
return(VO_FALSE);
}
static int xv_get_eq(char *name, int *value)
{
XvAttribute *attributes;
int howmany, xv_atom;
/* get available attributes */
attributes = XvQueryPortAttributes(mDisplay, xv_port, &howmany);
for (i = 0; i < howmany && attributes; i++)
if (attributes[i].flags & XvGettable)
{
xv_atom = XInternAtom(mDisplay, attributes[i].name, True);
/* since we have SET_DEFAULTS first in our list, we can check if it's available
then trigger it if it's ok so that the other values are at default upon query */
if (xv_atom != None)
{
int val, port_value=0, port_min, port_max, port_mid;
XvGetPortAttribute(mDisplay, xv_port, xv_atom, &port_value);
port_min = attributes[i].min_value;
port_max = attributes[i].max_value;
val=(port_value-port_min)*200/(port_max-port_min)-100;
if(!strcmp(attributes[i].name,"XV_BRIGHTNESS") &&
(!strcasecmp(name, "brightness")))
*value = val;
else
if(!strcmp(attributes[i].name,"XV_CONTRAST") &&
(!strcasecmp(name, "contrast")))
*value = val;
else
if(!strcmp(attributes[i].name,"XV_SATURATION") &&
(!strcasecmp(name, "saturation")))
*value = val;
else
if(!strcmp(attributes[i].name,"XV_HUE") &&
(!strcasecmp(name, "hue"))){
/* nasty nvidia detect */
if (port_min == 0 && port_max == 360)
*value = (val>=0) ? (val-100) : (val+100);
else
*value = val;
} else
/* Note: since 22.01.2002 GATOS supports these attrs for radeons (NK) */
if(!strcmp(attributes[i].name,"XV_RED_INTENSITY") &&
(!strcasecmp(name, "red_intensity")))
*value = val;
else
if(!strcmp(attributes[i].name,"XV_GREEN_INTENSITY") &&
(!strcasecmp(name, "green_intensity")))
*value = val;
else
if(!strcmp(attributes[i].name,"XV_BLUE_INTENSITY") &&
(!strcasecmp(name, "blue_intensity")))
*value = val;
else continue;
mp_dbg(MSGT_VO, MSGL_V, "xv_get_eq called! (%s, %d)\n", name, *value);
return(VO_TRUE);
}
}
return(VO_FALSE);
}
/*
* connect to server, create and map window,
* allocate colors and (shared) memory
*/
static uint32_t config(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uint32_t flags, char *title, uint32_t format,const vo_tune_info_t *info)
{
// int screen;
char *hello = (title == NULL) ? "Xv render" : title;
// char *name = ":0.0";
XSizeHints hint;
XVisualInfo vinfo;
XEvent xev;
XGCValues xgcv;
XSetWindowAttributes xswa;
unsigned long xswamask;
#ifdef HAVE_XF86VM
int vm=0;
unsigned int modeline_width, modeline_height;
static uint32_t vm_width;
static uint32_t vm_height;
#endif
panscan_init();
aspect_save_orig(width,height);
aspect_save_prescale(d_width,d_height);
image_height = height;
image_width = width;
image_format=format;
vo_mouse_autohide=1;
vo_dx=( vo_screenwidth - d_width ) / 2; vo_dy=( vo_screenheight - d_height ) / 2;
vo_dwidth=d_width; vo_dheight=d_height;
#ifdef HAVE_XF86VM
if( flags&0x02 ) vm = 1;
#endif
flip_flag=flags&8;
num_buffers=vo_doublebuffering?(vo_directrendering?NUM_BUFFERS:2):1;
/* check image formats */
fo = XvListImageFormats(mDisplay, xv_port, (int*)&formats);
xv_format=0;
if(format==IMGFMT_BGR24) format=IMGFMT_YV12;
for(i = 0; i < formats; i++){
mp_msg(MSGT_VO,MSGL_V,"Xvideo image format: 0x%x (%4.4s) %s\n", fo[i].id,(char*)&fo[i].id, (fo[i].format == XvPacked) ? "packed" : "planar");
if (fo[i].id == format) xv_format = fo[i].id;
}
if (!xv_format) return -1;
aspect_save_screenres(vo_screenwidth,vo_screenheight);
#ifdef HAVE_NEW_GUI
if(use_gui)
guiGetEvent( guiSetShVideo,0 ); // let the GUI to setup/resize our window
else
#endif
{
hint.x = vo_dx;
hint.y = vo_dy;
hint.width = d_width;
hint.height = d_height;
aspect(&d_width,&d_height,A_NOZOOM);
#ifdef HAVE_XF86VM
if ( vm )
{
if ((d_width==0) && (d_height==0))
{ vm_width=image_width; vm_height=image_height; }
else
{ vm_width=d_width; vm_height=d_height; }
vo_vm_switch(vm_width, vm_height,&modeline_width, &modeline_height);
hint.x=(vo_screenwidth-modeline_width)/2;
hint.y=(vo_screenheight-modeline_height)/2;
hint.width=modeline_width;
hint.height=modeline_height;
aspect_save_screenres(modeline_width,modeline_height);
}
else
#endif
if ( vo_fs )
{
#ifdef X11_FULLSCREEN
/* this code replaces X11_FULLSCREEN hack in mplayer.c
* aspect() is available through aspect.h for all vos.
* besides zooming should only be done with -zoom,
* but I leave the old -fs behaviour so users don't get
* irritated for now (and send lots o' mails ;) ::atmos
*/
aspect(&d_width,&d_height,A_ZOOM);
#endif
}
// dwidth=d_width; dheight=d_height; //XXX: what are the copy vars used for?
vo_dwidth=d_width; vo_dheight=d_height;
hint.flags = PPosition | PSize /* | PBaseSize */;
hint.base_width = hint.width; hint.base_height = hint.height;
XGetWindowAttributes(mDisplay, DefaultRootWindow(mDisplay), &attribs);
depth=attribs.depth;
if (depth != 15 && depth != 16 && depth != 24 && depth != 32) depth = 24;
XMatchVisualInfo(mDisplay, mScreen, depth, TrueColor, &vinfo);
xswa.background_pixel = 0;
xswa.border_pixel = 0;
xswamask = CWBackPixel | CWBorderPixel;
if ( WinID>=0 ){
vo_window = WinID ? ((Window)WinID) : mRootWin;
if ( WinID )
{
XUnmapWindow( mDisplay,vo_window );
XChangeWindowAttributes( mDisplay,vo_window,xswamask,&xswa );
XSelectInput( mDisplay,vo_window,StructureNotifyMask | KeyPressMask | PropertyChangeMask | PointerMotionMask | ButtonPressMask | ButtonReleaseMask | ExposureMask );
XMapWindow( mDisplay,vo_window );
} else { drwX=vo_dx; drwY=vo_dy; }
} else
{
vo_window = XCreateWindow(mDisplay, mRootWin,
hint.x, hint.y, hint.width, hint.height,
0, depth,CopyFromParent,vinfo.visual,xswamask,&xswa);
vo_x11_classhint( mDisplay,vo_window,"xv" );
vo_hidecursor(mDisplay,vo_window);
XSelectInput(mDisplay, vo_window, StructureNotifyMask | KeyPressMask | PropertyChangeMask |
((WinID==0) ? 0 : (PointerMotionMask
#ifdef HAVE_NEW_INPUT
| ButtonPressMask | ButtonReleaseMask
#endif
)));
XSetStandardProperties(mDisplay, vo_window, hello, hello, None, NULL, 0, &hint);
XSetWMNormalHints( mDisplay,vo_window,&hint );
XMapWindow(mDisplay, vo_window);
if ( flags&1 ) vo_x11_fullscreen();
#ifdef HAVE_XINERAMA
vo_x11_xinerama_move(mDisplay,vo_window);
#endif
}
vo_gc = XCreateGC(mDisplay, vo_window, 0L, &xgcv);
XFlush(mDisplay);
XSync(mDisplay, False);
#ifdef HAVE_XF86VM
if ( vm )
{
/* Grab the mouse pointer in our window */
XGrabPointer(mDisplay, vo_window, True, 0,
GrabModeAsync, GrabModeAsync,
vo_window, None, CurrentTime);
XSetInputFocus(mDisplay, vo_window, RevertToNone, CurrentTime);
}
#endif
}
mp_msg(MSGT_VO,MSGL_V, "using Xvideo port %d for hw scaling\n",xv_port );
switch (xv_format){
case IMGFMT_YV12:
case IMGFMT_I420:
case IMGFMT_IYUV: draw_alpha_fnc=draw_alpha_yv12; break;
case IMGFMT_YUY2:
case IMGFMT_YVYU: draw_alpha_fnc=draw_alpha_yuy2; break;
case IMGFMT_UYVY: draw_alpha_fnc=draw_alpha_uyvy; break;
default: draw_alpha_fnc=draw_alpha_null;
}
for(current_buf=0;current_buf<num_buffers;++current_buf)
allocate_xvimage(current_buf);
current_buf=0;
current_ip_buf=0;
#if 0
set_gamma_correction();
#endif
aspect(&vo_dwidth,&vo_dheight,A_NOZOOM);
if ( ( flags&1 )&&( !WinID ) )
{
aspect(&vo_dwidth,&vo_dheight,A_ZOOM);
drwX=( vo_screenwidth - (vo_dwidth > vo_screenwidth?vo_screenwidth:vo_dwidth) ) / 2;
drwY=( vo_screenheight - (vo_dheight > vo_screenheight?vo_screenheight:vo_dheight) ) / 2;
vo_dwidth=(vo_dwidth > vo_screenwidth?vo_screenwidth:vo_dwidth);
vo_dheight=(vo_dheight > vo_screenheight?vo_screenheight:vo_dheight);
mp_msg(MSGT_VO,MSGL_V, "[xv-fs] dx: %d dy: %d dw: %d dh: %d\n",drwX,drwY,vo_dwidth,vo_dheight );
}
panscan_calc();
mp_msg(MSGT_VO,MSGL_V, "[xv] dx: %d dy: %d dw: %d dh: %d\n",drwX,drwY,vo_dwidth,vo_dheight );
saver_off(mDisplay); // turning off screen saver
return 0;
}
static const vo_info_t * get_info(void)
{ return &vo_info; }
static void allocate_xvimage(int foo)
{
/*
* allocate XvImages. FIXME: no error checking, without
* mit-shm this will bomb... trzing to fix ::atmos
*/
#ifdef HAVE_SHM
if ( mLocalDisplay && XShmQueryExtension( mDisplay ) ) Shmem_Flag = 1;
else
{
Shmem_Flag = 0;
mp_msg(MSGT_VO,MSGL_INFO, "Shared memory not supported\nReverting to normal Xv\n" );
}
if ( Shmem_Flag )
{
xvimage[foo] = XvShmCreateImage(mDisplay, xv_port, xv_format, 0, image_width, image_height, &Shminfo[foo]);
Shminfo[foo].shmid = shmget(IPC_PRIVATE, xvimage[foo]->data_size, IPC_CREAT | 0777);
Shminfo[foo].shmaddr = (char *) shmat(Shminfo[foo].shmid, 0, 0);
Shminfo[foo].readOnly = False;
xvimage[foo]->data = Shminfo[foo].shmaddr;
XShmAttach(mDisplay, &Shminfo[foo]);
XSync(mDisplay, False);
shmctl(Shminfo[foo].shmid, IPC_RMID, 0);
}
else
#endif
{
xvimage[foo] = XvCreateImage(mDisplay, xv_port, xv_format, 0, image_width, image_height);
xvimage[foo]->data = malloc(xvimage[foo]->data_size);
XSync(mDisplay,False);
}
memset(xvimage[foo]->data,128,xvimage[foo]->data_size);
return;
}
static void deallocate_xvimage(int foo)
{
#ifdef HAVE_SHM
if ( Shmem_Flag )
{
XShmDetach( mDisplay,&Shminfo[foo] );
shmdt( Shminfo[foo].shmaddr );
}
else
#endif
{
free(xvimage[foo]->data);
}
XFree(xvimage[foo]);
XFlush( mDisplay );
XSync(mDisplay, False);
return;
}
static void check_events(void)
{
int e=vo_x11_check_events(mDisplay);
if(e&VO_EVENT_RESIZE)
{
XGetGeometry( mDisplay,vo_window,&mRoot,&drwX,&drwY,&vo_dwidth,&vo_dheight,&drwBorderWidth,&drwDepth );
drwX = drwY = 0;
mp_msg(MSGT_VO,MSGL_V, "[xv] dx: %d dy: %d dw: %d dh: %d\n",drwX,drwY,vo_dwidth,vo_dheight );
aspect(&dwidth,&dheight,A_NOZOOM);
if ( vo_fs )
{
aspect(&dwidth,&dheight,A_ZOOM);
drwX=( vo_screenwidth - (dwidth > vo_screenwidth?vo_screenwidth:dwidth) ) / 2;
drwY=( vo_screenheight - (dheight > vo_screenheight?vo_screenheight:dheight) ) / 2;
vo_dwidth=(dwidth > vo_screenwidth?vo_screenwidth:dwidth);
vo_dheight=(dheight > vo_screenheight?vo_screenheight:dheight);
mp_msg(MSGT_VO,MSGL_V, "[xv-fs] dx: %d dy: %d dw: %d dh: %d\n",drwX,drwY,vo_dwidth,vo_dheight );
}
}
if ( e & VO_EVENT_EXPOSE )
{
#ifdef HAVE_SHM
if ( Shmem_Flag )
{
XvShmPutImage(mDisplay, xv_port, vo_window, vo_gc, xvimage[current_buf], 0, 0, image_width, image_height, drwX, drwY, 1, 1, False);
XvShmPutImage(mDisplay, xv_port, vo_window, vo_gc, xvimage[current_buf], 0, 0, image_width, image_height, drwX,drwY,vo_dwidth,(vo_fs?vo_dheight - 1:vo_dheight), False);
}
else
#endif
{
XvPutImage(mDisplay, xv_port, vo_window, vo_gc, xvimage[current_buf], 0, 0, image_width, image_height, drwX, drwY, 1, 1);
XvPutImage(mDisplay, xv_port, vo_window, vo_gc, xvimage[current_buf], 0, 0, image_width, image_height, drwX,drwY,vo_dwidth,(vo_fs?vo_dheight - 1:vo_dheight));
}
}
}
static void draw_osd(void)
{ vo_draw_text(image_width-(vo_panscan_x>>1),image_height,draw_alpha_fnc);}
static void flip_page(void)
{
#ifdef HAVE_SHM
if ( Shmem_Flag )
{
XvShmPutImage(mDisplay, xv_port, vo_window, vo_gc, xvimage[current_buf],
0, 0, image_width, image_height,
drwX-(vo_panscan_x>>1),drwY-(vo_panscan_y>>1),vo_dwidth+vo_panscan_x,(vo_fs?vo_dheight - 1:vo_dheight)+vo_panscan_y,
False);
}
else
#endif
{
XvPutImage(mDisplay, xv_port, vo_window, vo_gc, xvimage[current_buf],
0, 0, image_width, image_height,
drwX-(vo_panscan_x>>1),drwY-(vo_panscan_y>>1),vo_dwidth+vo_panscan_x,(vo_fs?vo_dheight - 1:vo_dheight)+vo_panscan_y);
}
if (num_buffers>1){
current_buf=vo_directrendering?0:((current_buf+1)%num_buffers);
XFlush(mDisplay);
} else
XSync(mDisplay, False);
return;
}
static uint32_t draw_slice(uint8_t *image[], int stride[], int w,int h,int x,int y)
{
uint8_t *src;
uint8_t *dst;
int i;
int srcstride;
dst = xvimage[current_buf]->data + xvimage[current_buf]->offsets[0] +
xvimage[current_buf]->pitches[0]*y + x;
src = image[0];
if(w==stride[0] && w==xvimage[current_buf]->pitches[0]) memcpy(dst,src,w*h);
else
for(i=0;i<h;i++)
{
memcpy(dst,src,w);
src+=stride[0];
dst+=xvimage[current_buf]->pitches[0];
}
x/=2;y/=2;w/=2;h/=2;
dst = xvimage[current_buf]->data + xvimage[current_buf]->offsets[1] +
xvimage[current_buf]->pitches[1]*y + x;
src=image[2];srcstride=stride[2];
if(image_format!=IMGFMT_YV12){ src=image[1];srcstride=stride[1]; }
if(w==srcstride && w==xvimage[current_buf]->pitches[1]) memcpy(dst,src,w*h);
else
for(i=0;i<h;i++)
{
memcpy(dst,src,w);
src+=srcstride;
dst+=xvimage[current_buf]->pitches[1];
}
dst = xvimage[current_buf]->data + xvimage[current_buf]->offsets[2] +
xvimage[current_buf]->pitches[2]*y + x;
src=image[2];srcstride=stride[2];
if(image_format==IMGFMT_YV12){ src=image[1];srcstride=stride[1]; }
if(w==srcstride && w==xvimage[current_buf]->pitches[2]) memcpy(dst,src,w*h);
else
for(i=0;i<h;i++)
{
memcpy(dst,src,w);
src+=srcstride;
dst+=xvimage[current_buf]->pitches[2];
}
return 0;
}
static uint32_t draw_frame(uint8_t *src[])
{
switch (image_format) {
case IMGFMT_YUY2:
case IMGFMT_UYVY:
case IMGFMT_YVYU:
// printf("off=0x%X pitch=%d width=%d \n",xvimage[current_buf]->offsets[0],xvimage[current_buf]->pitches[0],image_width);
// YUY2 packed
if(image_width*2==xvimage[current_buf]->pitches[0]){
memcpy(xvimage[current_buf]->data+xvimage[current_buf]->offsets[0],
src[0], image_width*image_height*2);
} else {
unsigned char* s=src[0];
unsigned char* d=xvimage[current_buf]->data+xvimage[current_buf]->offsets[0];
int i;
for(i=0;i<image_height;i++) {
memcpy(d,s,image_width*2);
s+=image_width*2;
d+=xvimage[current_buf]->pitches[0];
}
}
break;
case IMGFMT_BGR24:
if(flip_flag) // tricky, using negative src stride:
rgb24toyv12(src[0]+3*image_width*(image_height-1),
xvimage[current_buf]->data+xvimage[current_buf]->offsets[0],
xvimage[current_buf]->data+xvimage[current_buf]->offsets[2],
xvimage[current_buf]->data+xvimage[current_buf]->offsets[1],
image_width,image_height,
xvimage[current_buf]->pitches[0],
xvimage[current_buf]->pitches[1],
-3*image_width);
else
rgb24toyv12(src[0],
xvimage[current_buf]->data+xvimage[current_buf]->offsets[0],
xvimage[current_buf]->data+xvimage[current_buf]->offsets[2],
xvimage[current_buf]->data+xvimage[current_buf]->offsets[1],
image_width,image_height,
xvimage[current_buf]->pitches[0],
xvimage[current_buf]->pitches[1],
3*image_width);
break;
}
return 0;
}
static uint32_t draw_image(mp_image_t *mpi){
if(mpi->flags&MP_IMGFLAG_DIRECT){
// direct rendering:
current_buf=(int)(mpi->priv); // hack!
return VO_TRUE;
}
return VO_FALSE; // not (yet) supported
}
static uint32_t get_image(mp_image_t *mpi){
int buf=current_buf; // we shouldn't change current_buf unless we do DR!
if(mpi->type==MP_IMGTYPE_STATIC && num_buffers>1) return VO_FALSE; // it is not static
if(mpi->imgfmt!=image_format || mpi->imgfmt==IMGFMT_BGR24) return VO_FALSE; // needs conversion :(
// if(mpi->flags&MP_IMGFLAG_READABLE) return VO_FALSE; // slow video ram
if(mpi->flags&MP_IMGFLAG_READABLE &&
(mpi->type==MP_IMGTYPE_IPB || mpi->type==MP_IMGTYPE_IP)){
// reference (I/P) frame of IP or IPB:
if(num_buffers<2) return VO_FALSE; // not enough
current_ip_buf^=1;
// for IPB with 2 buffers we can DR only one of the 2 P frames:
if(mpi->type==MP_IMGTYPE_IPB && num_buffers<3 && current_ip_buf) return VO_FALSE;
buf=current_ip_buf;
if(mpi->type==MP_IMGTYPE_IPB) ++buf; // preserve space for B
}
if(mpi->height > xvimage[buf]->height) return VO_FALSE; //buffer to small
if(mpi->width*(mpi->bpp/8) > xvimage[buf]->pitches[0]) return VO_FALSE; //buffer to small
if( (mpi->flags&(MP_IMGFLAG_ACCEPT_STRIDE|MP_IMGFLAG_ACCEPT_WIDTH)) ||
(mpi->width*(mpi->bpp/8)==xvimage[buf]->pitches[0]) ){
current_buf=buf;
mpi->planes[0]=xvimage[current_buf]->data+xvimage[current_buf]->offsets[0];
mpi->stride[0]=xvimage[current_buf]->pitches[0];
mpi->width=mpi->stride[0]/(mpi->bpp/8);
if(mpi->flags&MP_IMGFLAG_PLANAR){
if(mpi->flags&MP_IMGFLAG_SWAPPED){
// I420
mpi->planes[1]=xvimage[current_buf]->data+xvimage[current_buf]->offsets[1];
mpi->planes[2]=xvimage[current_buf]->data+xvimage[current_buf]->offsets[2];
mpi->stride[1]=xvimage[current_buf]->pitches[1];
mpi->stride[2]=xvimage[current_buf]->pitches[2];
} else {
// YV12
mpi->planes[1]=xvimage[current_buf]->data+xvimage[current_buf]->offsets[2];
mpi->planes[2]=xvimage[current_buf]->data+xvimage[current_buf]->offsets[1];
mpi->stride[1]=xvimage[current_buf]->pitches[2];
mpi->stride[2]=xvimage[current_buf]->pitches[1];
}
}
mpi->flags|=MP_IMGFLAG_DIRECT;
mpi->priv=(void*)current_buf;
// printf("mga: get_image() SUCCESS -> Direct Rendering ENABLED\n");
return VO_TRUE;
}
return VO_FALSE;
}
static uint32_t query_format(uint32_t format)
{
int flag=3|VFCAP_HWSCALE_UP|VFCAP_HWSCALE_DOWN|VFCAP_OSD; // FIXME! check for DOWN
/* check image formats */
if(format==IMGFMT_BGR24){ format=IMGFMT_YV12;flag&=~2;flag|=VFCAP_FLIP;} // conversion!
for(i = 0; i < formats; i++){
if (fo[i].id == format) return flag; //xv_format = fo[i].id;
}
return 0;
}
static void uninit(void)
{
int i;
if ( !vo_config_count ) return;
saver_on(mDisplay); // screen saver back on
for( i=0;i<num_buffers;i++ ) deallocate_xvimage( i );
#ifdef HAVE_XF86VM
vo_vm_close(mDisplay);
#endif
vo_x11_uninit();
}
static uint32_t preinit(const char *arg)
{
XvPortID xv_p;
int busy_ports=0;
if(arg)
{
mp_msg(MSGT_VO,MSGL_ERR,"vo_xv: Unknown subdevice: %s\n",arg);
return ENOSYS;
}
if (!vo_init()) return -1;
xv_port = 0;
/* check for Xvideo extension */
if (Success != XvQueryExtension(mDisplay,&ver,&rel,&req,&ev,&err)){
mp_msg(MSGT_VO,MSGL_ERR,"Sorry, Xv not supported by this X11 version/driver\n");
mp_msg(MSGT_VO,MSGL_ERR,"******** Try with -vo x11 or -vo sdl *********\n");
return -1;
}
/* check for Xvideo support */
if (Success != XvQueryAdaptors(mDisplay,DefaultRootWindow(mDisplay), &adaptors,&ai)){
mp_msg(MSGT_VO,MSGL_ERR,"Xv: XvQueryAdaptors failed");
return -1;
}
/* check adaptors */
for (i = 0; i < adaptors && xv_port == 0; i++){
if ((ai[i].type & XvInputMask) && (ai[i].type & XvImageMask)) {
for (xv_p = ai[i].base_id; xv_p < ai[i].base_id+ai[i].num_ports; ++xv_p)
if (!XvGrabPort(mDisplay, xv_p, CurrentTime)) {
xv_port = xv_p;
break;
} else {
mp_msg(MSGT_VO,MSGL_WARN,"Xv: could not grab port %i\n", (int)xv_p);
++busy_ports;
}
}
}
if(!xv_port){
if(busy_ports)
mp_msg(MSGT_VO,MSGL_ERR,"Could not find free Xvideo port - maybe another process is already using it.\n"
"Close all video applications, and try again. If that does not help,\n"
"see 'mplayer -vo help' for other (non-xv) video out drivers.\n");
else
mp_msg(MSGT_VO,MSGL_ERR,"It seems there is no Xvideo support for your video card available.\n"
"Run 'xvinfo' to verify its Xv support, and read Xv section of DOCS/video.html !\n"
"See 'mplayer -vo help' for other (non-xv) video out drivers. Try -vo x11\n");
return -1;
}
fo = XvListImageFormats(mDisplay, xv_port, (int*)&formats);
return 0;
}
static uint32_t control(uint32_t request, void *data, ...)
{
switch (request) {
case VOCTRL_QUERY_FORMAT:
return query_format(*((uint32_t*)data));
case VOCTRL_GET_IMAGE:
return get_image(data);
case VOCTRL_DRAW_IMAGE:
return draw_image(data);
case VOCTRL_GUISUPPORT:
return VO_TRUE;
case VOCTRL_GET_PANSCAN:
if ( !vo_config_count || !vo_fs ) return VO_FALSE;
return VO_TRUE;
case VOCTRL_FULLSCREEN:
vo_x11_fullscreen();
/* indended, fallthrough to update panscan on fullscreen/windowed switch */
case VOCTRL_SET_PANSCAN:
if ( ( vo_fs && ( vo_panscan != vo_panscan_amount ) ) || ( !vo_fs && vo_panscan_amount ) )
{
int old_y = vo_panscan_y;
panscan_calc();
if(old_y != vo_panscan_y)
{
XClearWindow(mDisplay, vo_window);
XFlush(mDisplay);
}
}
return VO_TRUE;
case VOCTRL_SET_EQUALIZER:
{
va_list ap;
int value;
va_start(ap, data);
value = va_arg(ap, int);
va_end(ap);
return(xv_set_eq(data, value));
}
case VOCTRL_GET_EQUALIZER:
{
va_list ap;
int *value;
va_start(ap, data);
value = va_arg(ap, int*);
va_end(ap);
return(xv_get_eq(data, value));
}
}
return VO_NOTIMPL;
}
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