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mpv/libvo/vo_dga.c
diego d34494074c Slightly reduce unnecessary verbosity. 
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@16302 b3059339-0415-0410-9bf9-f77b7e298cf2
2005-08-24 00:46:04 +00:00

990 lines
30 KiB
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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;
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 int 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 int draw_slice(uint8_t * src[], int stride[],
int w, int h, int x, int y)
{
return 0;
};
//---------------------------------------------------------
static int 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 int 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 & VOFLAG_SWSCALE) || (flags & VOFLAG_FULLSCREEN))
{ /* -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 & VOFLAG_FULLSCREEN) /* -fs */
aspect(&scale_dstW, &scale_dstH, A_ZOOM);
else if (flags & VOFLAG_SWSCALE) /* -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 int 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_V, "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 int 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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