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https://github.com/mpv-player/mpv
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initial version
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@14 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi_esp
parent
44e4aca4a7
commit
116e0229f6
374
libvo/vo_dga.c
Normal file
374
libvo/vo_dga.c
Normal file
@ -0,0 +1,374 @@
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#define DISP
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/*
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* video_out_dga.c, X11 interface
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*
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*
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* Copyright ( C ) 2001, Andreas Ackermann. All Rights Reserved.
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*
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* <acki@acki-netz.de>
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*
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* note well:
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*
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* o this is alpha
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* o covers only common video card formats
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* o works only on intel architectures
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "linux/keycodes.h"
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#include "config.h"
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#include "video_out.h"
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#include "video_out_internal.h"
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#include "yuv2rgb.h"
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LIBVO_EXTERN( dga )
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#include <X11/Xlib.h>
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#include <X11/extensions/xf86dga.h>
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static vo_info_t vo_info =
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{
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"DGA ( Direct Graphic Access )",
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"dga",
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"Andreas Ackermann <acki@acki-netz.de>",
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""
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};
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int vo_dga_width; // bytes per line in framebuffer
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int vo_dga_vp_width; // visible pixels per line in framebuffer
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int vo_dga_vp_height; // visible lines in framebuffer
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int vo_dga_is_running = 0;
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int vo_dga_src_width; // width of video in pixels
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int vo_dga_src_height; // height of video in pixels
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int vo_dga_bpp; // bytes per pixel in framebuffer
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int vo_dga_src_offset=0; // offset in src
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int vo_dga_vp_offset=0; // offset in dest
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int vo_dga_bytes_per_line; // longwords per line to copy
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int vo_dga_src_skip; // bytes to skip after copying one line
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// (not supported yet) in src
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int vo_dga_vp_skip; // dto. for dest
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int vo_dga_lines; // num of lines to copy
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int vo_dga_src_format;
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unsigned char *vo_dga_base;
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Display *vo_dga_dpy;
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extern void vo_decoration( Display * vo_Display,Window w,int d );
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#include "mmx.h"
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#if defined (HAVE_SSE) || defined (HAVE_3DNOW)
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#define movntq "movntq" // use this for processors that have SSE or 3Dnow
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#else
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#define movntq "movq" // for MMX-only processors
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#endif
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#define rep_movsl(dest, src, numwords, d_add, count) \
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__asm__ __volatile__( \
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" \
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xfer: \n\t\
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movl %%edx, %%ecx \n\t \
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cld\n\t \
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rep\n\t \
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movsl \n\t\
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add %%eax, %%edi \n\t\
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dec %%ebx \n\t\
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jnz xfer \n\t\
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" \
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: \
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: "a" (d_add), "b" (count), "S" (src), "D" (dest), "d" (numwords) \
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: "memory" )
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#if 0
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: "S" (src), "D" (dest), "c" (numwords) \
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movq (%%eax), %%mm0 \n\t \
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add $64, %%edx \n\t \
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movq 8(%%eax), %%mm1 \n\t \
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add $64, %%eax \n\t \
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movq -48(%%eax), %%mm2 \n\t \
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movq %%mm0, -64(%%edx) \n\t \
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movq -40(%%eax), %%mm3 \n\t \
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movq %%mm1, -56(%%edx) \n\t \
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movq -32(%%eax), %%mm4 \n\t \
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movq %%mm2, -48(%%edx) \n\t \
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movq -24(%%eax), %%mm5 \n\t \
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movq %%mm3, -40(%%edx) \n\t \
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movq -16(%%eax), %%mm6 \n\t \
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movq %%mm4, -32(%%edx) \n\t \
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movq -8(%%eax), %%mm7 \n\t \
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movq %%mm5, -24(%%edx) \n\t \
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movq %%mm6, -16(%%edx) \n\t \
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dec %%ecx \n\t \
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movq %%mm7, -8(%%edx) \n\t \
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jnz xfer \n\t \
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#endif
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#define mmx_movsl(dest, src, numwords) \
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__asm__ __volatile__( \
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" \
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\n\t \
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xfer: \n\t \
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movq (%%eax), %%mm0 \n\t \
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add $64, %%edx \n\t \
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movq 8(%%eax), %%mm1 \n\t \
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add $64, %%eax \n\t \
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movq -48(%%eax), %%mm2 \n\t \
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movq %%mm0, -64(%%edx) \n\t \
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movq -40(%%eax), %%mm3 \n\t \
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movq %%mm1, -56(%%edx) \n\t \
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movq -32(%%eax), %%mm4 \n\t \
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movq %%mm2, -48(%%edx) \n\t \
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movq -24(%%eax), %%mm5 \n\t \
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movq %%mm3, -40(%%edx) \n\t \
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movq -16(%%eax), %%mm6 \n\t \
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movq %%mm4, -32(%%edx) \n\t \
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movq -8(%%eax), %%mm7 \n\t \
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movq %%mm5, -24(%%edx) \n\t \
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movq %%mm6, -16(%%edx) \n\t \
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dec %%ecx \n\t \
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movq %%mm7, -8(%%edx) \n\t \
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jnz xfer \n\t \
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\
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" \
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: \
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: "a" (src), "d" (dest), "c" (numwords) \
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: "memory" )
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// src <= eax
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// dst <= edx
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// num <= ecx
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static uint32_t draw_frame( uint8_t *src[] ){
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int vp_skip = vo_dga_vp_skip;
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int lpl = vo_dga_bytes_per_line >> 2;
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int numlines = vo_dga_lines;
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char *s, *d;
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if( vo_dga_src_format==IMGFMT_YV12 ){
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// We'll never reach this point, because YV12 codecs always calls draw_slice
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printf("vo_dga: draw_frame() doesn't support IMGFMT_YV12 (yet?)\n");
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}else{
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s = *src;
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d = (&((char *)vo_dga_base)[vo_dga_vp_offset]);
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rep_movsl(d, s, lpl, vo_dga_vp_skip, numlines );
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}
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return 0;
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}
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static void flip_page( void ){
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// printf("vo_dga: In flippage\n");
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}
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static uint32_t draw_slice( uint8_t *src[],int stride[],
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int w,int h,int x,int y )
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{
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// printf("vo_dga: draw_slice() not implemented (yet?)\n");
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yuv2rgb( vo_dga_base + vo_dga_vp_offset +
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(vo_dga_width * y +x) * vo_dga_bpp,
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src[0], src[1], src[2],
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w,h, vo_dga_width * vo_dga_bpp,
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stride[0],stride[1] );
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return 0;
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return 0;
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};
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static void Terminate_Display_Process( void ){
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printf("vo_dga: Terminating display process\n");
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}
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static const vo_info_t* get_info( void )
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{ return &vo_info; }
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static uint32_t query_format( uint32_t format )
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{
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printf("vo_dga: query_format\n");
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if( !vo_init() ) return 0; // Can't open X11
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printf("Format: %lx\n", format);
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if( format==IMGFMT_YV12 ) return 1;
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if( ( format&IMGFMT_BGR_MASK )==IMGFMT_BGR &&
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( format&0xFF )==vo_depthonscreen ) return 1;
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return 0;
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}
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static void
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uninit(void)
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{
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vo_dga_is_running = 0;
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printf("vo_dga: in uninit\n");
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XUngrabPointer (vo_dga_dpy, CurrentTime);
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XUngrabKeyboard (vo_dga_dpy, CurrentTime);
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XF86DGADirectVideo (vo_dga_dpy, XDefaultScreen(vo_dga_dpy), 0);
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XCloseDisplay(vo_dga_dpy);
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}
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static uint32_t init( uint32_t width, uint32_t height,
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uint32_t d_width,uint32_t d_height,
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uint32_t fullscreen,char *title,uint32_t format )
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{
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int bank, ram;
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int x_off, y_off;
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if( vo_dga_is_running )return -1;
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if( !vo_init() ){
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printf("vo_dga: vo_init() failed!\n");
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return 0;
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}
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if((vo_dga_dpy = XOpenDisplay(0))==NULL)
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{
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printf ("vo_dga: Can't open display\n");
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return 1;
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}
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XF86DGAGetVideo (vo_dga_dpy, XDefaultScreen(vo_dga_dpy),
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(char **)&vo_dga_base, &vo_dga_width, &bank, &ram);
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XF86DGAGetViewPortSize (vo_dga_dpy, XDefaultScreen (vo_dga_dpy),
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&vo_dga_vp_width, &vo_dga_vp_height);
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// do some more checkings here ...
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if( format==IMGFMT_YV12 )
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yuv2rgb_init( vo_depthonscreen, MODE_RGB );
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vo_dga_src_format = format;
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vo_dga_src_width = width;
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vo_dga_src_height = height;
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vo_dga_bpp = (vo_depthonscreen+7) >> 3;
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printf("vo_dga: bytes/line: %d, screen res: %dx%d, depth: %d, base: %08x, bpp: %d\n",
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vo_dga_width, vo_dga_vp_width,
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vo_dga_vp_height, vo_depthonscreen, vo_dga_base,
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vo_dga_bpp);
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printf("vo_dga: video res: %dx%d\n", vo_dga_src_width, vo_dga_src_height);
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if(vo_dga_src_width > vo_dga_vp_width ||
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vo_dga_src_height > vo_dga_vp_height){
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printf("vo_dga: Sorry, video larger than viewport is not yet supported!\n");
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// ugly, do something nicer in the future ...
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return 1;
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}
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x_off = (vo_dga_vp_width - vo_dga_src_width)>>1;
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y_off = (vo_dga_vp_height - vo_dga_src_height)>>1;
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vo_dga_bytes_per_line = vo_dga_src_width * vo_dga_bpp; // todo
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vo_dga_lines = vo_dga_src_height; // todo
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vo_dga_src_offset = 0;
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vo_dga_vp_offset = (y_off * vo_dga_width + x_off ) * vo_dga_bpp;
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vo_dga_vp_skip = (vo_dga_width - vo_dga_src_width) * vo_dga_bpp; // todo
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printf("vo_dga: vp_off=%d, vp_skip=%d, bpl=%d\n",
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vo_dga_vp_offset, vo_dga_vp_skip, vo_dga_bytes_per_line);
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XF86DGASetViewPort (vo_dga_dpy, XDefaultScreen(vo_dga_dpy), 0, 0);
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XF86DGADirectVideo (vo_dga_dpy, XDefaultScreen(vo_dga_dpy),
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XF86DGADirectGraphics | XF86DGADirectMouse |
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XF86DGADirectKeyb);
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XGrabKeyboard (vo_dga_dpy, DefaultRootWindow(vo_dga_dpy), True,
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GrabModeAsync,GrabModeAsync, CurrentTime);
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XGrabPointer (vo_dga_dpy, DefaultRootWindow(vo_dga_dpy), True,
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ButtonPressMask,GrabModeAsync, GrabModeAsync,
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None, None, CurrentTime);
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// now clear screen
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memset(vo_dga_base, 0, vo_dga_width * vo_dga_vp_height * vo_dga_bpp);
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vo_dga_is_running = 1;
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return 0;
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}
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int vo_dga_query_event(void){
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XEvent myevent;
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char text[10];
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KeySym mykey;
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int retval = 0;
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int i;
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if( vo_dga_is_running ){
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if(XPending(vo_dga_dpy)>0)
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{
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XNextEvent(vo_dga_dpy, &myevent);
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switch (myevent.type)
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{
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case ButtonPress:
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/* Reaktion auf Knopfdruck ---> Textausgabe an der
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Mauscursorposition */
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retval = 'q';
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break;
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case KeyPress:
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/* Reaktion auf Tastendruck --> Testen ob Taste == "q",
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falls ja: Programmende */
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i=XLookupString(&myevent, text, 10, &mykey, 0);
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if (mykey&0xff00 != 0) mykey=mykey&0x00ff + 256;
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switch ( mykey )
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{
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case wsLeft: retval=KEY_LEFT; break;
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case wsRight: retval=KEY_RIGHT; break;
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case wsUp: retval=KEY_UP; break;
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case wsDown: retval=KEY_DOWN; break;
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case wsSpace: retval=' '; break;
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case wsEscape: retval=KEY_ESC; break;
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case wsEnter: retval=KEY_ENTER; break;
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case wsq:
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case wsQ: retval='q'; break;
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case wsp:
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case wsP: retval='p'; break;
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case wsMinus:
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case wsGrayMinus: retval='-'; break;
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case wsPlus:
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case wsGrayPlus: retval='+'; break;
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}
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break;
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}
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}
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}
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return retval;
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}
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