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mpv/libvo/vo_dga.c
diego 7ea36434ae DOCS/en/ ---> DOCS/HTML/en/ 
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@11184 b3059339-0415-0410-9bf9-f77b7e298cf2
2003-10-19 21:15:23 +00:00

938 lines
26 KiB
C
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/*
*
* X11 DGA Interface
*
* Copyright ( C ) 2001, Andreas Ackermann. All Rights Reserved.
*
* <acki@acki-netz.de>
*
* Sourceforge username: acki2
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "config.h"
#include "video_out.h"
#include "video_out_internal.h"
#include "aspect.h"
#include "x11_common.h"
#include "fastmemcpy.h"
#include "../mp_msg.h"
#include <X11/Xlib.h>
#include <X11/extensions/xf86dga.h>
#ifdef HAVE_XF86VM
#include <X11/extensions/xf86vmode.h>
#endif
static vo_info_t info =
{
#ifdef HAVE_DGA2
"DGA ( Direct Graphic Access V2.0 )",
#else
#ifdef HAVE_XF86VM
"DGA ( Direct Graphic Access V1.0+XF86VidModeExt. )",
#else
"DGA ( Direct Graphic Access V1.0 )",
#endif
#endif
"dga",
"Andreas Ackermann <acki@acki-netz.de>",
""
};
LIBVO_EXTERN( dga )
//------------------------------------------------------------------
//#define BITSPP (vo_dga_modes[vo_dga_active_mode].vdm_bitspp)
//#define BYTESPP (vo_dga_modes[vo_dga_active_mode].vdm_bytespp)
#define VO_DGA_INVALID_RES 100000
#define HW_MODE (vo_dga_modes[vo_dga_hw_mode])
#define SRC_MODE (vo_dga_modes[vo_dga_src_mode])
struct vd_modes {
int vdm_mplayer_depth;
int vdm_supported;
int vdm_depth;
int vdm_bitspp;
int vdm_bytespp;
int vdm_rmask;
int vdm_gmask;
int vdm_bmask;
int vdm_hw_mode;
};
//------------------------------------------------------------------
static struct vd_modes vo_dga_modes[] = {
// these entries describe HW modes
// however, we use the same entries to tell mplayer what we support
// so the last two values describe, which HW mode to use and which conversion
// function to use for a mode that is not supported by HW
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, },
{ 15, 0, 15, 16, 2, 0x7c00, 0x03e0, 0x001f, 2, },
{ 16, 0, 16, 16, 2, 0xf800, 0x07e0, 0x001f, 2, },
{ 24, 0, 24, 24, 3, 0xff0000, 0x00ff00, 0x0000ff, 4},
{ 32, 0, 24, 32, 4, 0x00ff0000, 0x0000ff00, 0x000000ff, 4}
};
static int vo_dga_mode_num = sizeof(vo_dga_modes)/sizeof(struct vd_modes);
// enable a HW mode (by description)
static int vd_EnableMode( int depth, int bitspp,
int rmask, int gmask, int bmask){
int i;
for(i=1; i<vo_dga_mode_num; i++){
if(vo_dga_modes[i].vdm_depth == depth &&
vo_dga_modes[i].vdm_bitspp == bitspp &&
vo_dga_modes[i].vdm_rmask == rmask &&
vo_dga_modes[i].vdm_gmask == gmask &&
vo_dga_modes[i].vdm_bmask == bmask){
vo_dga_modes[i].vdm_supported = 1;
vo_dga_modes[i].vdm_hw_mode = i;
return i;
}
}
return 0;
}
static int vd_ModeEqual(int depth, int bitspp,
int rmask, int gmask, int bmask, int index){
return (
(vo_dga_modes[index].vdm_depth == depth &&
vo_dga_modes[index].vdm_bitspp == bitspp &&
vo_dga_modes[index].vdm_rmask == rmask &&
vo_dga_modes[index].vdm_gmask == gmask &&
vo_dga_modes[index].vdm_bmask == bmask)
? 1 : 0);
}
// enable a HW mode (mplayer_depth decides which)
static int vd_ValidateMode( int mplayer_depth){
int i;
if(mplayer_depth == 0)return 0;
for(i=1; i<vo_dga_mode_num; i++){
if(vo_dga_modes[i].vdm_mplayer_depth == mplayer_depth ){
vo_dga_modes[i].vdm_supported = 1;
vo_dga_modes[i].vdm_hw_mode = i;
return i;
}
}
return 0;
}
// do we support this mode? (not important whether native or conversion)
static int vd_ModeValid( int mplayer_depth){
int i;
if(mplayer_depth == 0)return 0;
for(i=1; i<vo_dga_mode_num; i++){
if(vo_dga_modes[i].vdm_mplayer_depth == mplayer_depth &&
vo_dga_modes[i].vdm_supported != 0){
return i;
}
}
return 0;
}
static char *vd_GetModeString(int index){
#define VO_DGA_MAX_STRING_LEN 100
static char stringbuf[VO_DGA_MAX_STRING_LEN];
stringbuf[VO_DGA_MAX_STRING_LEN-1]=0;
snprintf(stringbuf, VO_DGA_MAX_STRING_LEN-2,
"depth=%d, bpp=%d, r=%06x, g=%06x, b=%06x, %s (-bpp %d)",
vo_dga_modes[index].vdm_depth,
vo_dga_modes[index].vdm_bitspp,
vo_dga_modes[index].vdm_rmask,
vo_dga_modes[index].vdm_gmask,
vo_dga_modes[index].vdm_bmask,
vo_dga_modes[index].vdm_supported ? "native" : "not supported",
vo_dga_modes[index].vdm_mplayer_depth);
return stringbuf;
}
//-----------------------------------------------------------------
#if defined(HAVE_XF86VM) && !defined(HAVE_DGA2)
static XF86VidModeModeInfo **vo_dga_vidmodes=NULL;
#endif
static int vo_dga_src_format;
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_height; // visible lines in framebuffer
static int vo_dga_is_running = 0;
static int vo_dga_src_width; // width of video in pixels
static int vo_dga_src_height; // height of video in pixels
static int vo_dga_src_offset=0; // offset in src
static int vo_dga_vp_offset=0; // offset in dest
static int vo_dga_bytes_per_line; // bytes per line to copy
static int vo_dga_vp_skip; // dto. for dest
static int vo_dga_lines; // num of lines to copy
static int vo_dga_hw_mode = 0; // index in mode list that is actually
// used by framebuffer
static int vo_dga_src_mode = 0; // index in mode list that is used by
// codec
static int vo_dga_XServer_mode = 0;// index in mode list for resolution
#ifdef HAVE_DGA2
static XDGAMode * vo_modelines;
static int vo_modecount;
#endif
#define MAX_NR_VIDEO_BUFFERS 3
#define CURRENT_VIDEO_BUFFER \
(vo_dga_video_buffer[vo_dga_current_video_buffer])
static int vo_dga_nr_video_buffers; // Total number of frame buffers.
static int vo_dga_current_video_buffer; // Buffer available for rendering.
static struct video_buffer
{
int y;
uint8_t *data;
} vo_dga_video_buffer[MAX_NR_VIDEO_BUFFERS];
/* saved src and dst dimensions for SwScaler */
static unsigned int scale_srcW = 0,
scale_dstW = 0,
scale_srcH = 0,
scale_dstH = 0;
//---------------------------------------------------------
static void draw_alpha( int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride ){
char *d;
unsigned int offset;
unsigned int buffer_stride;
offset = vo_dga_width * y0 +x0;
buffer_stride = vo_dga_width;
d = CURRENT_VIDEO_BUFFER.data + vo_dga_vp_offset;
switch( HW_MODE.vdm_mplayer_depth ){
case 32:
vo_draw_alpha_rgb32(w,h,src,srca,stride, d+4*offset , 4*buffer_stride);
break;
case 24:
vo_draw_alpha_rgb24(w,h,src,srca,stride, d+3*offset , 3*buffer_stride);
break;
case 15:
vo_draw_alpha_rgb15(w,h,src,srca,stride, d+2*offset , 2*buffer_stride);
break;
case 16:
vo_draw_alpha_rgb16(w,h,src,srca,stride, d+2*offset , 2*buffer_stride);
break;
}
}
//---------------------------------------------------------
// quick & dirty - for debugging only
#if 0
static void fillblock(char *strt, int yoff, int lines, int val){
char *i;
for(i = strt + yoff * vo_dga_width *HW_MODE.vdm_bytespp;
i< strt + (lines+yoff) * vo_dga_width *HW_MODE.vdm_bytespp; ){
*i++ = val;
}
}
#endif
//---------------------------------------------------------
static uint32_t draw_frame( uint8_t *src[] ){
int vp_skip = vo_dga_vp_skip;
int numlines = vo_dga_lines;
char *s, *d;
s = *src;
d = CURRENT_VIDEO_BUFFER.data + vo_dga_vp_offset;
mem2agpcpy_pic(
d, s,
vo_dga_bytes_per_line,
numlines,
vo_dga_bytes_per_line+vo_dga_vp_skip,
vo_dga_bytes_per_line);
// DBG-COde
#if 0
d = CURRENT_VIDEO_BUFFER.data + vo_dga_vp_offset;
fillblock(d, 0, 10, 0x800000ff);
fillblock(d, 10, 10, 0x8000ff00);
fillblock(d, 20, 10, 0x80ff0000);
fillblock(d, 30, 10, 0xff0000ff);
fillblock(d, 40, 10, 0x800000ff);
fillblock(d, 50, 10, 0x0f0000ff);
#endif
return 0;
}
//---------------------------------------------------------
static void check_events(void)
{
vo_x11_check_events(mDisplay);
}
//---------------------------------------------------------
#include "sub.h"
static void draw_osd(void)
{ vo_draw_text(vo_dga_src_width,vo_dga_src_height,draw_alpha); }
static void switch_video_buffers(void)
{
vo_dga_current_video_buffer =
(vo_dga_current_video_buffer + 1) % vo_dga_nr_video_buffers;
}
static void flip_page( void )
{
if(1 < vo_dga_nr_video_buffers)
{
#ifdef HAVE_DGA2
XDGASetViewport(mDisplay, mScreen,
0,
CURRENT_VIDEO_BUFFER.y,
XDGAFlipRetrace);
#else
XF86DGASetViewPort(mDisplay, mScreen,
0,
CURRENT_VIDEO_BUFFER.y);
#endif
switch_video_buffers();
}
}
//---------------------------------------------------------
static uint32_t draw_slice( uint8_t *src[],int stride[],
int w,int h,int x,int y )
{
return 0;
};
//---------------------------------------------------------
static uint32_t query_format( uint32_t format )
{
if( (format&IMGFMT_BGR_MASK) == IMGFMT_BGR &&
vd_ModeValid(format&0xff))
{
return VFCAP_CSP_SUPPORTED|VFCAP_CSP_SUPPORTED_BY_HW|VFCAP_OSD;
}
return 0;
}
//---------------------------------------------------------
static void
uninit(void)
{
#ifdef HAVE_DGA2
XDGADevice *dgadevice;
#endif
if ( !vo_config_count ) return;
if(vo_dga_is_running){
vo_dga_is_running = 0;
mp_msg(MSGT_VO, MSGL_V, "vo_dga: in uninit\n");
if(vo_grabpointer)
XUngrabPointer (mDisplay, CurrentTime);
XUngrabKeyboard (mDisplay, CurrentTime);
#ifdef HAVE_DGA2
XDGACloseFramebuffer(mDisplay, mScreen);
dgadevice = XDGASetMode(mDisplay, mScreen, 0);
if(dgadevice != NULL){
XFree(dgadevice);
}
#else
XF86DGADirectVideo (mDisplay, mScreen, 0);
// first disable DirectVideo and then switch mode back!
#ifdef HAVE_XF86VM
if (vo_dga_vidmodes != NULL ){
int screen; screen=XDefaultScreen( mDisplay );
mp_msg(MSGT_VO, MSGL_V, "vo_dga: VidModeExt: Switching back..\n");
// seems some graphics adaptors need this more than once ...
XF86VidModeSwitchToMode(mDisplay,screen,vo_dga_vidmodes[0]);
XF86VidModeSwitchToMode(mDisplay,screen,vo_dga_vidmodes[0]);
XF86VidModeSwitchToMode(mDisplay,screen,vo_dga_vidmodes[0]);
XF86VidModeSwitchToMode(mDisplay,screen,vo_dga_vidmodes[0]);
XFree(vo_dga_vidmodes);
}
#endif
#endif
}
vo_x11_uninit();
}
//----------------------------------------------------------
// TODO: check for larger maxy value
// (useful for double buffering!!!)
static int check_res( int num, int x, int y, int bpp,
int new_x, int new_y, int new_vbi, int new_maxy,
int *old_x, int *old_y, int *old_vbi, int *old_maxy){
mp_msg(MSGT_VO, MSGL_V, "vo_dga: (%3d) Trying %4d x %4d @ %3d Hz @ depth %2d ..",
num, new_x, new_y, new_vbi, bpp );
mp_msg(MSGT_VO, MSGL_V, "(old: %dx%d@%d).", *old_x, *old_y, *old_vbi);
if (
(new_x >= x) &&
(new_y >= y) &&
(
// prefer a better resolution either in X or in Y
// as long as the other dimension is at least the same
//
// hmm ... MAYBE it would be more clever to focus on the
// x-resolution; I had 712x400 and 640x480 and the movie
// was 640x360; 640x480 would be the 'right thing' here
// but since 712x400 was queried first I got this one.
// I think there should be a cmd-line switch to let the
// user choose the mode he likes ... (acki2)
(
((new_x < *old_x) &&
!(new_y > *old_y)) ||
((new_y < *old_y) &&
!(new_x > *old_x))
)
// but if we get an identical resolution choose
// the one with the lower refreshrate (saves bandwidth !!!)
// as long as it's above 50 Hz (acki2 on 30/3/2001)
||
(
(
(new_x == *old_x) &&
(new_y == *old_y) &&
(
(
new_vbi >= *old_vbi && *old_vbi < 50
)
||
(
*old_vbi >= 50 &&
new_vbi < *old_vbi &&
new_vbi >= 50
)
)
)
||
// if everything is equal, then use the mode with the lower
// stride
(
(new_x == *old_x) &&
(new_y == *old_y) &&
(new_vbi == *old_vbi) &&
(new_maxy > *old_maxy)
)
)
)
)
{
*old_x = new_x;
*old_y = new_y;
*old_maxy = new_maxy;
*old_vbi = new_vbi;
mp_msg(MSGT_VO, MSGL_V, ".ok!!\n");
return 1;
}else{
mp_msg(MSGT_VO, MSGL_V, ".no\n");
return 0;
}
}
//---------------------------------------------------------
static void init_video_buffers(uint8_t *buffer_base,
int view_port_height,
int bytes_per_scanline,
int max_view_port_y,
int use_multiple_buffers)
{
int bytes_per_buffer = view_port_height * bytes_per_scanline;
int i;
if(use_multiple_buffers)
vo_dga_nr_video_buffers = max_view_port_y / view_port_height;
else
vo_dga_nr_video_buffers = 1;
if (vo_dga_nr_video_buffers > MAX_NR_VIDEO_BUFFERS)
vo_dga_nr_video_buffers = MAX_NR_VIDEO_BUFFERS;
if (vo_dga_nr_video_buffers <= 0)
vo_dga_nr_video_buffers = 1;
vo_dga_current_video_buffer = 0;
for(i = 0; i < vo_dga_nr_video_buffers; i++)
{
vo_dga_video_buffer[i].y = i * view_port_height;
vo_dga_video_buffer[i].data =
buffer_base + i * bytes_per_buffer;
// Clear video buffer.
memset(vo_dga_video_buffer[i].data, 0, bytes_per_buffer);
}
}
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)
{
int x_off, y_off;
int wanted_width, wanted_height;
static unsigned char *vo_dga_base;
static int prev_width, prev_height;
#ifdef HAVE_DGA2
// needed to change DGA video mode
int mX=VO_DGA_INVALID_RES, mY=VO_DGA_INVALID_RES , mVBI=100000, mMaxY=0, i,j=0;
int dga_modenum;
XDGAMode *modeline;
XDGADevice *dgadevice;
#else
#ifdef HAVE_XF86VM
unsigned int vm_event, vm_error;
unsigned int vm_ver, vm_rev;
int i, j=0, have_vm=0;
int mX=VO_DGA_INVALID_RES, mY=VO_DGA_INVALID_RES, mVBI=100000, mMaxY=0, dga_modenum;
#endif
int bank, ram;
#endif
vo_dga_src_format = format;
wanted_width = d_width;
wanted_height = d_height;
if(!wanted_height) wanted_height = height;
if(!wanted_width) wanted_width = width;
if( !vo_dbpp ){
if((format & IMGFMT_BGR_MASK) == IMGFMT_BGR){
vo_dga_src_mode = vd_ModeValid( format & 0xff );
}
}else{
vo_dga_src_mode = vd_ModeValid(vo_dbpp);
}
vo_dga_hw_mode = SRC_MODE.vdm_hw_mode;
if(!vo_dga_src_mode){
mp_msg(MSGT_VO, MSGL_ERR, "vo_dga: unsupported video format!\n");
return 1;
}
vo_dga_vp_width = vo_screenwidth;
vo_dga_vp_height = vo_screenheight;
mp_msg(MSGT_VO, MSGL_V, "vo_dga: XServer res: %dx%d\n",
vo_dga_vp_width, vo_dga_vp_height);
// choose a suitable mode ...
#ifdef HAVE_DGA2
// Code to change the video mode added by Michael Graffam
// mgraffam@idsi.net
mp_msg(MSGT_VO, MSGL_V, "vo_dga: vo_modelines=%p, vo_modecount=%d\n", vo_modelines, vo_modecount);
if (vo_modelines == NULL)
{
mp_msg(MSGT_VO, MSGL_ERR, "vo_dga: can't get modelines\n");
return 1;
}
mp_msg(MSGT_VO, MSGL_INFO,
"vo_dga: DGA 2.0 available :-) Can switch resolution AND depth!\n");
for (i=0; i<vo_modecount; i++)
{
if(vd_ModeEqual( vo_modelines[i].depth,
vo_modelines[i].bitsPerPixel,
vo_modelines[i].redMask,
vo_modelines[i].greenMask,
vo_modelines[i].blueMask,
vo_dga_hw_mode)){
mp_msg(MSGT_VO, MSGL_V, "maxy: %4d, depth: %2d, %4dx%4d, ",
vo_modelines[i].maxViewportY, vo_modelines[i].depth,
vo_modelines[i].imageWidth, vo_modelines[i].imageHeight );
if ( check_res(i, wanted_width, wanted_height, vo_modelines[i].depth,
vo_modelines[i].viewportWidth,
vo_modelines[i].viewportHeight,
(unsigned) vo_modelines[i].verticalRefresh,
vo_modelines[i].maxViewportY,
&mX, &mY, &mVBI, &mMaxY )) j = i;
}
}
mp_msg(MSGT_VO, MSGL_INFO,
"vo_dga: Selected hardware mode %4d x %4d @ %3d Hz @ depth %2d, bitspp %2d.\n",
mX, mY, mVBI,
HW_MODE.vdm_depth,
HW_MODE.vdm_bitspp);
mp_msg(MSGT_VO, MSGL_INFO,
"vo_dga: Video parameters by codec: %3d x %3d, depth %2d, bitspp %2d.\n",
width, height,
SRC_MODE.vdm_depth,
SRC_MODE.vdm_bitspp);
vo_dga_vp_width = mX;
vo_dga_vp_height = mY;
if((flags&0x04)||(flags&0x01)) { /* -zoom or -fs */
scale_dstW = (d_width + 7) & ~7;
scale_dstH = d_height;
scale_srcW = width;
scale_srcH = height;
aspect_save_screenres(mX,mY);
aspect_save_orig(scale_srcW,scale_srcH);
aspect_save_prescale(scale_dstW,scale_dstH);
if(flags&0x01) /* -fs */
aspect(&scale_dstW,&scale_dstH,A_ZOOM);
else if(flags&0x04) /* -fs */
aspect(&scale_dstW,&scale_dstH,A_NOZOOM);
mp_msg(MSGT_VO, MSGL_INFO,
"vo_dga: Aspect corrected size for SwScaler: %4d x %4d.\n",
scale_dstW, scale_dstH);
/* XXX this is a hack, but I'm lazy ;-) :: atmos */
width = scale_dstW;
height = scale_dstH;
}
vo_dga_width = vo_modelines[j].bytesPerScanline / HW_MODE.vdm_bytespp ;
dga_modenum = vo_modelines[j].num;
modeline = vo_modelines + j;
#else
#ifdef HAVE_XF86VM
mp_msg(MSGT_VO, MSGL_INFO,
"vo_dga: DGA 1.0 compatibility code: Using XF86VidMode for mode switching!\n");
if (XF86VidModeQueryExtension(mDisplay, &vm_event, &vm_error)) {
XF86VidModeQueryVersion(mDisplay, &vm_ver, &vm_rev);
mp_msg(MSGT_VO, MSGL_INFO, "vo_dga: XF86VidMode Extension v%i.%i\n", vm_ver, vm_rev);
have_vm=1;
} else {
mp_msg(MSGT_VO, MSGL_ERR, "vo_dga: XF86VidMode Extension not available.\n");
}
#define GET_VREFRESH(dotclk, x, y)( (((dotclk)/(x))*1000)/(y) )
if (have_vm) {
int modecount;
XF86VidModeGetAllModeLines(mDisplay,mScreen,&modecount,&vo_dga_vidmodes);
if(vo_dga_vidmodes != NULL ){
for (i=0; i<modecount; i++){
if ( check_res(i, wanted_width, wanted_height,
vo_dga_modes[vo_dga_hw_mode].vdm_depth,
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),
0,
&mX, &mY, &mVBI, &mMaxY )) j = i;
}
mp_msg(MSGT_VO, MSGL_INFO,
"vo_dga: Selected video mode %4d x %4d @ %3d Hz @ depth %2d, bitspp %2d, video %3d x %3d.\n",
mX, mY, mVBI,
vo_dga_modes[vo_dga_hw_mode].vdm_depth,
vo_dga_modes[vo_dga_hw_mode].vdm_bitspp,
width, height);
}else{
mp_msg(MSGT_VO, MSGL_INFO, "vo_dga: XF86VidMode returned no screens - using current resolution.\n");
}
dga_modenum = j;
vo_dga_vp_width = mX;
vo_dga_vp_height = mY;
}
#else
mp_msg(MSGT_VO, MSGL_INFO, "vo_dga: Only have DGA 1.0 extension and no XF86VidMode :-(\n");
mp_msg(MSGT_VO, MSGL_INFO, " Thus, resolution switching is NOT possible.\n");
#endif
#endif
vo_dga_src_width = width;
vo_dga_src_height = height;
if(vo_dga_src_width > vo_dga_vp_width ||
vo_dga_src_height > vo_dga_vp_height)
{
mp_msg(MSGT_VO, MSGL_ERR, "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;
}
if(vo_dga_vp_width == VO_DGA_INVALID_RES){
mp_msg(MSGT_VO, MSGL_ERR, "vo_dga: Something is wrong with your DGA. There doesn't seem to be a\n"
" single suitable mode!\n"
" Please file a bug report (see DOCS/HTML/en/bugreports.html)\n");
#ifndef HAVE_DGA2
#ifdef HAVE_XF86VM
if(vo_dga_vidmodes){
XFree(vo_dga_vidmodes);
vo_dga_vidmodes = NULL;
}
#endif
#endif
return 1;
}
// now let's start the DGA thing
if ( !vo_config_count || width != prev_width || height != prev_height )
{
#ifdef HAVE_DGA2
if (!XDGAOpenFramebuffer(mDisplay, mScreen)){
mp_msg(MSGT_VO, MSGL_ERR, "vo_dga: Framebuffer mapping failed!!!\n");
return 1;
}
dgadevice=XDGASetMode(mDisplay, mScreen, dga_modenum);
XDGASync(mDisplay, mScreen);
vo_dga_base = dgadevice->data;
XFree(dgadevice);
XDGASetViewport (mDisplay, mScreen, 0, 0, XDGAFlipRetrace);
#else
#ifdef HAVE_XF86VM
if (have_vm)
{
XF86VidModeLockModeSwitch(mDisplay,mScreen,0);
// Two calls are needed to switch modes on my ATI Rage 128. Why?
// for riva128 one call is enough!
XF86VidModeSwitchToMode(mDisplay,mScreen,vo_dga_vidmodes[dga_modenum]);
XF86VidModeSwitchToMode(mDisplay,mScreen,vo_dga_vidmodes[dga_modenum]);
}
#endif
XF86DGAGetViewPortSize(mDisplay,mScreen,
&vo_dga_vp_width,
&vo_dga_vp_height);
XF86DGAGetVideo (mDisplay, mScreen,
(char **)&vo_dga_base, &vo_dga_width, &bank, &ram);
XF86DGADirectVideo (mDisplay, mScreen,
XF86DGADirectGraphics | XF86DGADirectMouse |
XF86DGADirectKeyb);
XF86DGASetViewPort (mDisplay, mScreen, 0, 0);
#endif
}
// do some more checkings here ...
mp_msg(MSGT_VO, MSGL_V, "vo_dga: bytes/line: %d, screen res: %dx%d, depth: %d, base: %08x, bpp: %d\n",
vo_dga_width, vo_dga_vp_width,
vo_dga_vp_height, HW_MODE.vdm_bytespp, vo_dga_base,
HW_MODE.vdm_bitspp);
x_off = (vo_dga_vp_width - vo_dga_src_width)>>1;
y_off = (vo_dga_vp_height - vo_dga_src_height)>>1;
vo_dga_bytes_per_line = vo_dga_src_width * HW_MODE.vdm_bytespp;
vo_dga_lines = vo_dga_src_height;
vo_dga_src_offset = 0;
vo_dga_vp_offset = (y_off * vo_dga_width + x_off ) * HW_MODE.vdm_bytespp;
vo_dga_vp_skip = (vo_dga_width - vo_dga_src_width) * HW_MODE.vdm_bytespp; // todo
mp_msg(MSGT_VO, MSGL_V, "vo_dga: vp_off=%d, vp_skip=%d, bpl=%d\n",
vo_dga_vp_offset, vo_dga_vp_skip, vo_dga_bytes_per_line);
XGrabKeyboard (mDisplay, DefaultRootWindow(mDisplay), True,
GrabModeAsync,GrabModeAsync, CurrentTime);
if(vo_grabpointer)
XGrabPointer (mDisplay, DefaultRootWindow(mDisplay), True,
ButtonPressMask,GrabModeAsync, GrabModeAsync,
None, None, CurrentTime);
if ( !vo_config_count || width != prev_width || height != prev_height )
{
init_video_buffers(vo_dga_base,
vo_dga_vp_height,
vo_dga_width * HW_MODE.vdm_bytespp,
#ifdef HAVE_DGA2
modeline->maxViewportY,
#else
vo_dga_vp_height,
#endif
vo_doublebuffering);
prev_width=width; prev_height=height;
}
mp_msg(MSGT_VO, MSGL_V, "vo_dga: Using %d frame buffer%s.\n",
vo_dga_nr_video_buffers, vo_dga_nr_video_buffers == 1 ? "" : "s");
vo_dga_is_running = 1;
return 0;
}
static int dga_depths_init = 0;
static uint32_t preinit(const char *arg)
{
if(arg)
{
mp_msg(MSGT_VO, MSGL_INFO, "vo_dga: Unknown subdevice: %s\n",arg);
return ENOSYS;
}
if( !vo_init() ) return -1; // Can't open X11
if(dga_depths_init == 0){ // FIXME!?
int i;
vo_dga_XServer_mode = vd_ValidateMode(vo_depthonscreen);
if(vo_dga_XServer_mode ==0){
#ifndef HAVE_DGA2
mp_msg(MSGT_VO, MSGL_ERR, "vo_dga: Your X-Server is not running in a ");
mp_msg(MSGT_VO, MSGL_ERR, "resolution supported by DGA driver!\n");
#endif
}//else{
// mp_msg(MSGT_VO, MSGL_INFO, "vo_dga: X running at: %s\n",
// vd_GetModeString(vo_dga_XServer_mode));
//}
#ifdef HAVE_DGA2
vo_modelines=XDGAQueryModes(mDisplay, mScreen, &vo_modecount);
if(vo_modelines){
for(i=0; i< vo_modecount; i++){
mp_msg(MSGT_VO, MSGL_V, "vo_dga: (%03d) depth=%d, bpp=%d, r=%08x, g=%08x, b=%08x, %d x %d\n",
i,
vo_modelines[i].depth,
vo_modelines[i].bitsPerPixel,
vo_modelines[i].redMask,
vo_modelines[i].greenMask,
vo_modelines[i].blueMask,
vo_modelines[i].viewportWidth,
vo_modelines[i].viewportHeight);
vd_EnableMode(
vo_modelines[i].depth,
vo_modelines[i].bitsPerPixel,
vo_modelines[i].redMask,
vo_modelines[i].greenMask,
vo_modelines[i].blueMask);
}
}
#endif
dga_depths_init = 1;
if( !vo_dga_modes[1].vdm_supported && vo_dga_modes[2].vdm_supported ){
vo_dga_modes[1].vdm_supported = 1;
}
if( !vo_dga_modes[3].vdm_supported && vo_dga_modes[4].vdm_supported ){
vo_dga_modes[3].vdm_supported = 1;
}
for(i=1; i<vo_dga_mode_num; i++){
mp_msg(MSGT_VO, MSGL_INFO, "vo_dga: Mode: %s", vd_GetModeString(i));
if(vo_dbpp && vo_dbpp != vo_dga_modes[i].vdm_mplayer_depth){
vo_dga_modes[i].vdm_supported = 0;
mp_msg(MSGT_VO, MSGL_INFO, " ...disabled by -bpp %d", vo_dbpp );
}
mp_msg(MSGT_VO, MSGL_INFO, "\n");
}
}
return 0;
}
static uint32_t get_image(mp_image_t *mpi)
{
if (
!IMGFMT_IS_BGR(mpi->imgfmt) ||
(IMGFMT_BGR_DEPTH(mpi->imgfmt) != vo_dga_modes[vo_dga_hw_mode].vdm_mplayer_depth) ||
(mpi->type==MP_IMGTYPE_STATIC && vo_dga_nr_video_buffers>1) ||
(mpi->type==MP_IMGTYPE_IP && vo_dga_nr_video_buffers<2) ||
(mpi->type==MP_IMGTYPE_IPB)
)
return(VO_FALSE);
if( (mpi->flags&MP_IMGFLAG_ACCEPT_STRIDE) ||
(mpi->flags&MP_IMGFLAG_ACCEPT_WIDTH &&
((vo_dga_bytes_per_line+vo_dga_vp_skip)%(mpi->bpp/8))==0 ) ||
(mpi->width*(mpi->bpp/8)==(vo_dga_bytes_per_line+vo_dga_vp_skip)) ){
mpi->planes[0] = CURRENT_VIDEO_BUFFER.data + vo_dga_vp_offset;
mpi->stride[0] = vo_dga_bytes_per_line + vo_dga_vp_skip;
mpi->width=(vo_dga_bytes_per_line+vo_dga_vp_skip)/(mpi->bpp/8);
mpi->flags |= MP_IMGFLAG_DIRECT;
return(VO_TRUE);
}
return(VO_FALSE);
}
static uint32_t control(uint32_t request, void *data, ...)
{
switch (request) {
case VOCTRL_GET_IMAGE:
return get_image(data);
case VOCTRL_QUERY_FORMAT:
return query_format(*((uint32_t*)data));
}
return VO_NOTIMPL;
}
//---------------------------------------------------------
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