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#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"
//===========================================================================//
struct priv_t {double pts; vo_functions_t *vo;};
#define video_out (((struct priv_t *)(vf->priv))->vo)
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&VOFLAG_FULLSCREEN)?" [fs]":"",
(flags&VOFLAG_MODESWITCHING)?" [vm]":"",
(flags&VOFLAG_SWSCALE)?" [zoom]":"",
(flags&VOFLAG_FLIPPING)?" [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_FLIP_PAGE:
{
if(!vo_config_count) return CONTROL_FALSE; // vo not configured?
video_out->flip_page();
return CONTROL_TRUE;
}
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, double pts){
if(!vo_config_count) return 0; // vo not configured?
// record pts (potentially modified by filters) for main loop
((struct priv_t *)vf->priv)->pts = pts;
// 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
};
//===========================================================================//
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