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Added ability to use direct surface blitting for BGR modes. 

No depth/colorspace-conversion and no scaling, but 2 times faster.
(same speed as -vo x11 then)
Change SDL_DIRECT_BLIT from #undef to #define to test it.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@824 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
atmosfear 2001-05-17 15:11:58 +00:00
parent cb8f5af36b
commit 627894e3fc
1 changed files with 50 additions and 0 deletions
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50
libvo/vo_sdl.c
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@ -94,6 +94,11 @@
/* define to force software-surface (video surface stored in system memory)*/
#undef SDL_NOHWSURFACE
/* if defined, don't use depth/colorspace-conversions for rgb/bgr
* also no scaling done then, much faster (~2 times)!
*/
#undef SDL_DIRECT_BLIT
//#define BUGGY_SDL //defined by configure
/* MONITOR_ASPECT MUST BE FLOAT */
@ -228,6 +233,24 @@ static void draw_alpha(int x0,int y0, int w,int h, unsigned char* src, unsigned
case IMGFMT_UYVY:
vo_draw_alpha_yuy2(w,h,src,srca,stride,((uint8_t *) *(priv->overlay->pixels))+2*(priv->width*y0+x0)+1,2*priv->width);
break;
#ifdef SDL_DIRECT_BLIT
case IMGFMT_RGB15:
case IMGFMT_BGR15:
vo_draw_alpha_rgb15(w,h,src,srca,stride,((uint8_t *) priv->surface->pixels)+2*(y0*priv->width+x0),2*priv->width);
break;
case IMGFMT_RGB16:
case IMGFMT_BGR16:
vo_draw_alpha_rgb16(w,h,src,srca,stride,((uint8_t *) priv->surface->pixels)+2*(y0*priv->width+x0),2*priv->width);
break;
case IMGFMT_RGB24:
case IMGFMT_BGR24:
vo_draw_alpha_rgb24(w,h,src,srca,stride,((uint8_t *) priv->surface->pixels)+3*(y0*priv->width+x0),3*priv->width);
break;
case IMGFMT_RGB32:
case IMGFMT_BGR32:
vo_draw_alpha_rgb32(w,h,src,srca,stride,((uint8_t *) priv->surface->pixels)+4*(y0*priv->width+x0),4*priv->width);
break;
#else
case IMGFMT_RGB15:
case IMGFMT_BGR15:
vo_draw_alpha_rgb15(w,h,src,srca,stride,((uint8_t *) priv->rgbsurface->pixels)+2*(y0*priv->width+x0),2*priv->width);
@ -244,6 +267,7 @@ static void draw_alpha(int x0,int y0, int w,int h, unsigned char* src, unsigned
case IMGFMT_BGR32:
vo_draw_alpha_rgb32(w,h,src,srca,stride,((uint8_t *) priv->rgbsurface->pixels)+4*(y0*priv->width+x0),4*priv->width);
break;
#endif
}
}
@ -778,6 +802,9 @@ init(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uint3
}
if(priv->mode) {
#ifdef SDL_DIRECT_BLIT
if(verbose) printf("SDL: using direct surface blitting, no depth/colorspace-conversion/scaling possible.\n");
#endif
priv->framePlaneRGB = width * height * priv->rgbsurface->format->BytesPerPixel;
priv->stridePlaneRGB = width * priv->rgbsurface->format->BytesPerPixel;
}
@ -845,6 +872,26 @@ static uint32_t draw_frame(uint8_t *src[])
case IMGFMT_BGR24:
case IMGFMT_RGB32:
case IMGFMT_BGR32:
#ifdef SDL_DIRECT_BLIT
/*if(SDL_MUSTLOCK(priv->surface)) {
if (SDL_LockSurface (priv->surface)) {
if(verbose) printf("SDL: Couldn't lock RGB surface\n");
return -1;
}
}*/
dst = (uint8_t *) priv->surface->pixels;
if(priv->flip) {
mysrc+=priv->framePlaneRGB;
for(i = 0; i < priv->height; i++) {
mysrc-=priv->stridePlaneRGB;
memcpy (dst, mysrc, priv->stridePlaneRGB);
dst+=priv->stridePlaneRGB;
}
}
else memcpy (dst, src[0], priv->framePlaneRGB);
/*if(SDL_MUSTLOCK(priv->surface))
SDL_UnlockSurface (priv->surface);*/
#else
/*if(SDL_MUSTLOCK(priv->rgbsurface)) {
if (SDL_LockSurface (priv->rgbsurface)) {
if(verbose) printf("SDL: Couldn't lock RGB surface\n");
@ -863,6 +910,7 @@ static uint32_t draw_frame(uint8_t *src[])
else memcpy (dst, src[0], priv->framePlaneRGB);
/*if(SDL_MUSTLOCK(priv->rgbsurface))
SDL_UnlockSurface (priv->rgbsurface);*/
#endif
break;
}
@ -1087,11 +1135,13 @@ static void flip_page (void)
case IMGFMT_BGR24:
case IMGFMT_RGB32:
case IMGFMT_BGR32:
#ifndef SDL_DIRECT_BLIT
/* blit to the RGB surface */
blitconv = SDL_DisplayFormat(priv->rgbsurface);
if(SDL_BlitSurface (blitconv, NULL, priv->surface, NULL))
printf("SDL: Blit failed: %s\n", SDL_GetError());
SDL_FreeSurface(blitconv);
#endif
/* update screen */
//SDL_UpdateRect(priv->surface, 0, 0, priv->surface->clip_rect.w, priv->surface->clip_rect.h);