mirror of
https://github.com/mpv-player/mpv
synced 2024-12-27 09:32:40 +00:00
c7944423a3
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@7369 b3059339-0415-0410-9bf9-f77b7e298cf2
109 lines
2.7 KiB
C
109 lines
2.7 KiB
C
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <inttypes.h>
|
|
|
|
#include "../config.h"
|
|
#include "../mp_msg.h"
|
|
|
|
#include "img_format.h"
|
|
#include "mp_image.h"
|
|
#include "vf.h"
|
|
|
|
#include "../libvo/fastmemcpy.h"
|
|
#include "../postproc/rgb2rgb.h"
|
|
|
|
struct vf_priv_s {
|
|
int direction;
|
|
};
|
|
|
|
static void rotate(unsigned char* dst,unsigned char* src,int dststride,int srcstride,int w,int h,int bpp,int dir){
|
|
int y;
|
|
if(dir&1){
|
|
src+=srcstride*(w-1);
|
|
srcstride*=-1;
|
|
}
|
|
if(dir&2){
|
|
dst+=dststride*(h-1);
|
|
dststride*=-1;
|
|
}
|
|
|
|
for(y=0;y<h;y++){
|
|
int x;
|
|
switch(bpp){
|
|
case 1:
|
|
for(x=0;x<w;x++) dst[x]=src[y+x*srcstride];
|
|
break;
|
|
case 2:
|
|
for(x=0;x<w;x++) *((short*)(dst+x*2))=*((short*)(src+y*2+x*srcstride));
|
|
break;
|
|
case 3:
|
|
for(x=0;x<w;x++){
|
|
dst[x*3+0]=src[0+y*3+x*srcstride];
|
|
dst[x*3+1]=src[1+y*3+x*srcstride];
|
|
dst[x*3+2]=src[2+y*3+x*srcstride];
|
|
}
|
|
break;
|
|
case 4:
|
|
for(x=0;x<w;x++) *((int*)(dst+x*4))=*((int*)(src+y*4+x*srcstride));
|
|
}
|
|
dst+=dststride;
|
|
}
|
|
}
|
|
|
|
//===========================================================================//
|
|
|
|
static int config(struct vf_instance_s* vf,
|
|
int width, int height, int d_width, int d_height,
|
|
unsigned int flags, unsigned int outfmt){
|
|
|
|
return vf_next_config(vf,height,width,d_height,d_width,flags,outfmt);
|
|
}
|
|
|
|
static int put_image(struct vf_instance_s* vf, mp_image_t *mpi){
|
|
mp_image_t *dmpi;
|
|
|
|
// hope we'll get DR buffer:
|
|
dmpi=vf_get_image(vf->next,mpi->imgfmt,
|
|
MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
|
|
mpi->h, mpi->w);
|
|
|
|
if(mpi->flags&MP_IMGFLAG_PLANAR){
|
|
rotate(dmpi->planes[0],mpi->planes[0],
|
|
dmpi->stride[0],mpi->stride[0],
|
|
dmpi->w,dmpi->h,1,vf->priv->direction);
|
|
rotate(dmpi->planes[1],mpi->planes[1],
|
|
dmpi->stride[1],mpi->stride[1],
|
|
dmpi->w>>mpi->chroma_x_shift,dmpi->h>>mpi->chroma_y_shift,1,vf->priv->direction);
|
|
rotate(dmpi->planes[2],mpi->planes[2],
|
|
dmpi->stride[2],mpi->stride[2],
|
|
dmpi->w>>mpi->chroma_x_shift,dmpi->h>>mpi->chroma_y_shift,1,vf->priv->direction);
|
|
} else {
|
|
rotate(dmpi->planes[0],mpi->planes[0],
|
|
dmpi->stride[0],mpi->stride[0],
|
|
dmpi->w,dmpi->h,dmpi->bpp>>3,vf->priv->direction);
|
|
}
|
|
|
|
return vf_next_put_image(vf,dmpi);
|
|
}
|
|
|
|
//===========================================================================//
|
|
|
|
static int open(vf_instance_t *vf, char* args){
|
|
vf->config=config;
|
|
vf->put_image=put_image;
|
|
vf->priv=malloc(sizeof(struct vf_priv_s));
|
|
vf->priv->direction=args?atoi(args):0;
|
|
return 1;
|
|
}
|
|
|
|
vf_info_t vf_info_rotate = {
|
|
"rotate",
|
|
"rotate",
|
|
"A'rpi",
|
|
"",
|
|
open
|
|
};
|
|
|
|
//===========================================================================//
|