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mpv/libmpcodecs/vf_vo.c
albeu 33b62af947 Add the new -vf option wich is the same as vop in reverse order.
Syntax is we decided, so you can give the nomes or not with both
vop and vf. vf take precedence over vop.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@9594 b3059339-0415-0410-9bf9-f77b7e298cf2
2003-03-15 18:01:02 +00:00

151 lines
4.6 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "../config.h"
#include "../mp_msg.h"
#include "mp_image.h"
#include "vf.h"
#include "../libvo/video_out.h"
//===========================================================================//
#define video_out ((vo_functions_t*)(vf->priv))
static int query_format(struct vf_instance_s* vf, unsigned int fmt); /* forward declaration */
static int config(struct vf_instance_s* vf,
int width, int height, int d_width, int d_height,
unsigned int flags, unsigned int outfmt){
if ((width <= 0) || (height <= 0) || (d_width <= 0) || (d_height <= 0))
{
mp_msg(MSGT_CPLAYER, MSGL_ERR, "VO: invalid dimensions!\n");
return 0;
}
if(video_out->info)
{ const vo_info_t *info = video_out->info;
mp_msg(MSGT_CPLAYER,MSGL_INFO,"VO: [%s] %dx%d => %dx%d %s %s%s%s%s\n",info->short_name,
width, height,
d_width, d_height,
vo_format_name(outfmt),
(flags&1)?" [fs]":"",
(flags&2)?" [vm]":"",
(flags&4)?" [zoom]":"",
(flags&8)?" [flip]":"");
mp_msg(MSGT_CPLAYER,MSGL_V,"VO: Description: %s\n",info->name);
mp_msg(MSGT_CPLAYER,MSGL_V,"VO: Author: %s\n", info->author);
if(info->comment && strlen(info->comment) > 0)
mp_msg(MSGT_CPLAYER,MSGL_V,"VO: Comment: %s\n", info->comment);
}
// save vo's stride capability for the wanted colorspace:
vf->default_caps=query_format(vf,outfmt) & VFCAP_ACCEPT_STRIDE;
if(video_out->config(width,height,d_width,d_height,flags,"MPlayer",outfmt))
return 0;
++vo_config_count;
return 1;
}
static int control(struct vf_instance_s* vf, int request, void* data)
{
switch(request){
#ifdef USE_OSD
case VFCTRL_DRAW_OSD:
if(!vo_config_count) return CONTROL_FALSE; // vo not configured?
video_out->draw_osd();
return CONTROL_TRUE;
#endif
case VFCTRL_SET_EQUALIZER:
{
vf_equalizer_t *eq=data;
if(!vo_config_count) return CONTROL_FALSE; // vo not configured?
return((video_out->control(VOCTRL_SET_EQUALIZER, eq->item, eq->value) == VO_TRUE) ? CONTROL_TRUE : CONTROL_FALSE);
}
case VFCTRL_GET_EQUALIZER:
{
vf_equalizer_t *eq=data;
if(!vo_config_count) return CONTROL_FALSE; // vo not configured?
return((video_out->control(VOCTRL_GET_EQUALIZER, eq->item, &eq->value) == VO_TRUE) ? CONTROL_TRUE : CONTROL_FALSE);
}
}
// return video_out->control(request,data);
return CONTROL_UNKNOWN;
}
static int query_format(struct vf_instance_s* vf, unsigned int fmt){
int flags=video_out->control(VOCTRL_QUERY_FORMAT,&fmt);
// draw_slice() accepts stride, draw_frame() doesn't:
if(flags)
if(fmt==IMGFMT_YV12 || fmt==IMGFMT_I420 || fmt==IMGFMT_IYUV)
flags|=VFCAP_ACCEPT_STRIDE;
return flags;
}
static void get_image(struct vf_instance_s* vf,
mp_image_t *mpi){
if(vo_directrendering && vo_config_count)
video_out->control(VOCTRL_GET_IMAGE,mpi);
}
static int put_image(struct vf_instance_s* vf,
mp_image_t *mpi){
if(!vo_config_count) return 0; // vo not configured?
// first check, maybe the vo/vf plugin implements draw_image using mpi:
if(video_out->control(VOCTRL_DRAW_IMAGE,mpi)==VO_TRUE) return 1; // done.
// nope, fallback to old draw_frame/draw_slice:
if(!(mpi->flags&(MP_IMGFLAG_DIRECT|MP_IMGFLAG_DRAW_CALLBACK))){
// blit frame:
// if(mpi->flags&MP_IMGFLAG_PLANAR)
if(vf->default_caps&VFCAP_ACCEPT_STRIDE)
video_out->draw_slice(mpi->planes,mpi->stride,mpi->w,mpi->h,mpi->x,mpi->y);
else
video_out->draw_frame(mpi->planes);
}
return 1;
}
static void start_slice(struct vf_instance_s* vf,
mp_image_t *mpi) {
if(!vo_config_count) return; // vo not configured?
video_out->control(VOCTRL_START_SLICE,mpi);
}
static void draw_slice(struct vf_instance_s* vf,
unsigned char** src, int* stride, int w,int h, int x, int y){
if(!vo_config_count) return; // vo not configured?
video_out->draw_slice(src,stride,w,h,x,y);
}
//===========================================================================//
static int open(vf_instance_t *vf, char* args){
vf->config=config;
vf->control=control;
vf->query_format=query_format;
vf->get_image=get_image;
vf->put_image=put_image;
vf->draw_slice=draw_slice;
vf->start_slice=start_slice;
vf->priv=(void*)args; // video_out
if(!video_out) return 0; // no vo ?
// if(video_out->preinit(args)) return 0; // preinit failed
return 1;
}
vf_info_t vf_info_vo = {
"libvo wrapper",
"vo",
"A'rpi",
"for internal use",
open,
NULL
};
//===========================================================================//