mirror of
https://github.com/mpv-player/mpv
synced 2024-12-15 19:35:49 +00:00
2d9662d5ef
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@6762 b3059339-0415-0410-9bf9-f77b7e298cf2
312 lines
9.9 KiB
C
312 lines
9.9 KiB
C
#define OSD_SUPPORT
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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 "../config.h"
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#include "../mp_msg.h"
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#include "img_format.h"
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#include "mp_image.h"
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#include "vf.h"
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#include "../libvo/fastmemcpy.h"
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#ifdef OSD_SUPPORT
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#include "../libvo/sub.h"
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#include "../libvo/osd.h"
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#endif
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struct vf_priv_s {
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int exp_w,exp_h;
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int exp_x,exp_y;
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mp_image_t *dmpi;
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int osd;
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unsigned char* fb_ptr;
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};
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extern int opt_screen_size_x;
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extern int opt_screen_size_y;
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//===========================================================================//
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#ifdef OSD_SUPPORT
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static struct vf_instance_s* vf=NULL; // fixme (needs sub.c changes)
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static int orig_w,orig_h;
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static void remove_func_2(int x0,int y0, int w,int h){
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// TODO: let's cleanup the place
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//printf("OSD clear: %d;%d %dx%d \n",x0,y0,w,h);
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vf_mpi_clear(vf->priv->dmpi,x0,y0,w,h);
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}
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static void remove_func(int x0,int y0, int w,int h){
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if(!vo_osd_changed_flag) return;
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// split it to 4 parts:
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if(y0<vf->priv->exp_y){
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// it has parts above the image:
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int y=y0+h;
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if(y>vf->priv->exp_y) y=vf->priv->exp_y;
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remove_func_2(x0,y0,w,y-y0);
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if(y0+h<=vf->priv->exp_y) return;
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h-=y-y0;y0=y;
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}
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if(y0+h>vf->priv->exp_y+orig_h){
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// it has parts under the image:
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int y=y0;
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if(y<vf->priv->exp_y+orig_h) y=vf->priv->exp_y+orig_h;
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remove_func_2(x0,y,w,y0+h-y);
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if(y0>=vf->priv->exp_y+orig_h) return;
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h=y-y0;
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}
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if(x0>=vf->priv->exp_x || x0+w<=vf->priv->exp_x+orig_w) return;
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// TODO clear left and right side of the image if needed
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}
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static void draw_func(int x0,int y0, int w,int h,unsigned char* src, unsigned char *srca, int stride){
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unsigned char* dst;
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if(!vo_osd_changed_flag && vf->priv->dmpi->planes[0]==vf->priv->fb_ptr){
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// ok, enough to update the area inside the video, leave the black bands
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// untouched!
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if(x0<vf->priv->exp_x){
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int tmp=vf->priv->exp_x-x0;
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w-=tmp; src+=tmp; srca+=tmp; x0+=tmp;
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}
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if(y0<vf->priv->exp_y){
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int tmp=vf->priv->exp_y-y0;
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h-=tmp; src+=tmp*stride; srca+=tmp*stride; y0+=tmp;
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}
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if(x0+w>vf->priv->exp_x+orig_w){
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w=vf->priv->exp_x+orig_w-x0;
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}
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if(y0+h>vf->priv->exp_y+orig_h){
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h=vf->priv->exp_y+orig_h-y0;
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}
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}
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if(w<=0 || h<=0) return; // nothing to do...
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// printf("OSD redraw: %d;%d %dx%d \n",x0,y0,w,h);
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dst=vf->priv->dmpi->planes[0]+
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vf->priv->dmpi->stride[0]*y0+
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(vf->priv->dmpi->bpp>>3)*x0;
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switch(vf->priv->dmpi->imgfmt){
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case IMGFMT_BGR15:
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case IMGFMT_RGB15:
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vo_draw_alpha_rgb15(w,h,src,srca,stride,dst,vf->priv->dmpi->stride[0]);
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break;
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case IMGFMT_BGR16:
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case IMGFMT_RGB16:
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vo_draw_alpha_rgb16(w,h,src,srca,stride,dst,vf->priv->dmpi->stride[0]);
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break;
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case IMGFMT_BGR24:
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case IMGFMT_RGB24:
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vo_draw_alpha_rgb24(w,h,src,srca,stride,dst,vf->priv->dmpi->stride[0]);
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break;
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case IMGFMT_BGR32:
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case IMGFMT_RGB32:
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vo_draw_alpha_rgb32(w,h,src,srca,stride,dst,vf->priv->dmpi->stride[0]);
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break;
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case IMGFMT_YV12:
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case IMGFMT_I420:
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case IMGFMT_IYUV:
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case IMGFMT_YVU9:
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case IMGFMT_IF09:
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case IMGFMT_Y800:
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case IMGFMT_Y8:
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vo_draw_alpha_yv12(w,h,src,srca,stride,dst,vf->priv->dmpi->stride[0]);
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break;
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case IMGFMT_YUY2:
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vo_draw_alpha_yuy2(w,h,src,srca,stride,dst,vf->priv->dmpi->stride[0]);
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break;
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case IMGFMT_UYVY:
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vo_draw_alpha_yuy2(w,h,src,srca,stride,dst+1,vf->priv->dmpi->stride[0]);
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break;
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}
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}
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static void draw_osd(struct vf_instance_s* vf_,int w,int h){
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vf=vf_;orig_w=w;orig_h=h;
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// printf("======================================\n");
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if(vf->priv->exp_w!=w || vf->priv->exp_h!=h ||
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vf->priv->exp_x || vf->priv->exp_y){
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// yep, we're expanding image, not just copy.
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if(vf->priv->dmpi->planes[0]!=vf->priv->fb_ptr){
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// double buffering, so we need full clear :(
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remove_func(0,0,vf->priv->exp_w,vf->priv->exp_h);
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} else {
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// partial clear:
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vo_remove_text(vf->priv->exp_w,vf->priv->exp_h,remove_func);
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}
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}
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vo_draw_text(vf->priv->exp_w,vf->priv->exp_h,draw_func);
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// save buffer pointer for double buffering detection - yes, i know it's
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// ugly method, but note that codecs with DR support does the same...
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vf->priv->fb_ptr=vf->priv->dmpi->planes[0];
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}
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#endif
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//===========================================================================//
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static int config(struct vf_instance_s* vf,
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int width, int height, int d_width, int d_height,
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unsigned int flags, unsigned int outfmt){
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if (outfmt == IMGFMT_IF09) return 0;
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// calculate the missing parameters:
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#if 0
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if(vf->priv->exp_w<width) vf->priv->exp_w=width;
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if(vf->priv->exp_h<height) vf->priv->exp_h=height;
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#else
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if ( vf->priv->exp_w == -1 ) vf->priv->exp_w=width;
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else if (vf->priv->exp_w < -1 ) vf->priv->exp_w=width - vf->priv->exp_w;
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else if ( vf->priv->exp_w<width ) vf->priv->exp_w=width;
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if ( vf->priv->exp_h == -1 ) vf->priv->exp_h=height;
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else if ( vf->priv->exp_h < -1 ) vf->priv->exp_h=height - vf->priv->exp_h;
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else if( vf->priv->exp_h<height ) vf->priv->exp_h=height;
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#endif
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if(vf->priv->exp_x<0 || vf->priv->exp_x+width>vf->priv->exp_w) vf->priv->exp_x=(vf->priv->exp_w-width)/2;
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if(vf->priv->exp_y<0 || vf->priv->exp_y+height>vf->priv->exp_h) vf->priv->exp_y=(vf->priv->exp_h-height)/2;
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vf->priv->fb_ptr=NULL;
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if(!opt_screen_size_x && !opt_screen_size_y){
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d_width=d_width*vf->priv->exp_w/width;
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d_height=d_height*vf->priv->exp_h/height;
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}
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return vf_next_config(vf,vf->priv->exp_w,vf->priv->exp_h,d_width,d_height,flags,outfmt);
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}
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// there are 4 cases:
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// codec --DR--> expand --DR--> vo
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// codec --DR--> expand -copy-> vo
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// codec -copy-> expand --DR--> vo
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// codec -copy-> expand -copy-> vo (worst case)
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static void get_image(struct vf_instance_s* vf, mp_image_t *mpi){
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// if(mpi->type==MP_IMGTYPE_IPB) return; // not yet working
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#ifdef OSD_SUPPORT
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if(vf->priv->osd && (mpi->flags&MP_IMGFLAG_PRESERVE)){
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// check if we have to render osd!
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vo_update_osd(vf->priv->exp_w, vf->priv->exp_h);
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if(vo_osd_check_range_update(vf->priv->exp_x,vf->priv->exp_y,
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vf->priv->exp_x+mpi->w,vf->priv->exp_y+mpi->h)) return;
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}
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#endif
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if(vf->priv->exp_w==mpi->width ||
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(mpi->flags&(MP_IMGFLAG_ACCEPT_STRIDE|MP_IMGFLAG_ACCEPT_WIDTH)) ){
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// try full DR !
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vf->priv->dmpi=vf_get_image(vf->next,mpi->imgfmt,
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mpi->type, mpi->flags, vf->priv->exp_w, vf->priv->exp_h);
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// set up mpi as a cropped-down image of dmpi:
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if(mpi->flags&MP_IMGFLAG_PLANAR){
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mpi->planes[0]=vf->priv->dmpi->planes[0]+
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vf->priv->exp_y*vf->priv->dmpi->stride[0]+vf->priv->exp_x;
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mpi->planes[1]=vf->priv->dmpi->planes[1]+
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(vf->priv->exp_y>>mpi->chroma_y_shift)*vf->priv->dmpi->stride[1]+(vf->priv->exp_x>>mpi->chroma_x_shift);
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mpi->planes[2]=vf->priv->dmpi->planes[2]+
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(vf->priv->exp_y>>mpi->chroma_y_shift)*vf->priv->dmpi->stride[2]+(vf->priv->exp_x>>mpi->chroma_x_shift);
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mpi->stride[1]=vf->priv->dmpi->stride[1];
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mpi->stride[2]=vf->priv->dmpi->stride[2];
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} else {
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mpi->planes[0]=vf->priv->dmpi->planes[0]+
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vf->priv->exp_y*vf->priv->dmpi->stride[0]+
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vf->priv->exp_x*(vf->priv->dmpi->bpp/8);
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}
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mpi->stride[0]=vf->priv->dmpi->stride[0];
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mpi->width=vf->priv->dmpi->width;
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mpi->flags|=MP_IMGFLAG_DIRECT;
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mpi->priv=(void*)vf->priv->dmpi;
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}
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}
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static void put_image(struct vf_instance_s* vf, mp_image_t *mpi){
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if(mpi->flags&MP_IMGFLAG_DIRECT){
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vf->priv->dmpi=mpi->priv;
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#ifdef OSD_SUPPORT
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if(vf->priv->osd) draw_osd(vf,mpi->w,mpi->h);
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#endif
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vf_next_put_image(vf,vf->priv->dmpi);
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return; // we've used DR, so we're ready...
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}
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// hope we'll get DR buffer:
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vf->priv->dmpi=vf_get_image(vf->next,mpi->imgfmt,
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MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
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vf->priv->exp_w, vf->priv->exp_h);
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// copy mpi->dmpi...
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if(mpi->flags&MP_IMGFLAG_PLANAR){
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memcpy_pic(vf->priv->dmpi->planes[0]+
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vf->priv->exp_y*vf->priv->dmpi->stride[0]+vf->priv->exp_x,
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mpi->planes[0], mpi->w, mpi->h,
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vf->priv->dmpi->stride[0],mpi->stride[0]);
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memcpy_pic(vf->priv->dmpi->planes[1]+
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(vf->priv->exp_y>>mpi->chroma_y_shift)*vf->priv->dmpi->stride[1]+(vf->priv->exp_x>>mpi->chroma_x_shift),
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mpi->planes[1], mpi->chroma_width, mpi->chroma_height,
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vf->priv->dmpi->stride[1],mpi->stride[1]);
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memcpy_pic(vf->priv->dmpi->planes[2]+
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(vf->priv->exp_y>>mpi->chroma_y_shift)*vf->priv->dmpi->stride[2]+(vf->priv->exp_x>>mpi->chroma_x_shift),
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mpi->planes[2], mpi->chroma_width, mpi->chroma_height,
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vf->priv->dmpi->stride[2],mpi->stride[2]);
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} else {
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memcpy_pic(vf->priv->dmpi->planes[0]+
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vf->priv->exp_y*vf->priv->dmpi->stride[0]+vf->priv->exp_x*(vf->priv->dmpi->bpp/8),
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mpi->planes[0], mpi->w*(vf->priv->dmpi->bpp/8), mpi->h,
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vf->priv->dmpi->stride[0],mpi->stride[0]);
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}
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#ifdef OSD_SUPPORT
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if(vf->priv->osd) draw_osd(vf,mpi->w,mpi->h);
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#endif
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vf_next_put_image(vf,vf->priv->dmpi);
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}
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//===========================================================================//
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static int control(struct vf_instance_s* vf, int request, void* data){
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#ifdef OSD_SUPPORT
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switch(request){
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case VFCTRL_DRAW_OSD:
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if(vf->priv->osd) return CONTROL_TRUE;
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}
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#endif
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return vf_next_control(vf,request,data);
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}
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static int open(vf_instance_t *vf, char* args){
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vf->config=config;
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vf->control=control;
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vf->get_image=get_image;
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vf->put_image=put_image;
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vf->priv=malloc(sizeof(struct vf_priv_s));
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// TODO: parse args ->
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vf->priv->exp_x=
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vf->priv->exp_y=
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vf->priv->exp_w=
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vf->priv->exp_h=-1;
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if(args) sscanf(args, "%d:%d:%d:%d:%d",
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&vf->priv->exp_w,
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&vf->priv->exp_h,
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&vf->priv->exp_x,
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&vf->priv->exp_y,
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&vf->priv->osd);
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printf("Expand: %d x %d, %d ; %d (-1=autodetect) osd: %d\n",
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vf->priv->exp_w,
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vf->priv->exp_h,
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vf->priv->exp_x,
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vf->priv->exp_y,
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vf->priv->osd);
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return 1;
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}
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vf_info_t vf_info_expand = {
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#ifdef OSD_SUPPORT
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"expanding & osd",
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#else
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"expanding",
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#endif
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"expand",
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"A'rpi",
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"",
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open
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};
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//===========================================================================//
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