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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"
#ifdef USE_ASS
#include "libass/ass.h"
#include "libass/ass_mp.h"
extern ass_track_t* ass_track;
#endif
//===========================================================================//
extern int sub_visibility;
extern float sub_delay;
struct vf_priv_s {
double pts;
const vo_functions_t *vo;
#ifdef USE_ASS
ass_renderer_t* ass_priv;
int prev_visibility;
#endif
};
#define video_out (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);
if(config_video_out(video_out,width,height,d_width,d_height,flags,"MPlayer",outfmt))
return 0;
#ifdef USE_ASS
if (vf->priv->ass_priv)
ass_configure(vf->priv->ass_priv, width, height, !!(vf->default_caps & VFCAP_EOSD_UNSCALED));
#endif
++vo_config_count;
return 1;
}
static int control(struct vf_instance_s* vf, int request, void* data)
{
switch(request){
case VFCTRL_GET_DEINTERLACE:
{
if(!video_out) return CONTROL_FALSE; // vo not configured?
return(video_out->control(VOCTRL_GET_DEINTERLACE, data)
== VO_TRUE) ? CONTROL_TRUE : CONTROL_FALSE;
}
case VFCTRL_SET_DEINTERLACE:
{
if(!video_out) return CONTROL_FALSE; // vo not configured?
return(video_out->control(VOCTRL_SET_DEINTERLACE, data)
== VO_TRUE) ? CONTROL_TRUE : CONTROL_FALSE;
}
case VFCTRL_DRAW_OSD:
if(!vo_config_count) return CONTROL_FALSE; // vo not configured?
video_out->draw_osd();
return CONTROL_TRUE;
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;
}
#ifdef USE_ASS
case VFCTRL_INIT_EOSD:
{
vf->priv->ass_priv = ass_renderer_init((ass_library_t*)data);
if (!vf->priv->ass_priv) return CONTROL_FALSE;
ass_configure_fonts(vf->priv->ass_priv);
vf->priv->prev_visibility = 0;
return CONTROL_TRUE;
}
case VFCTRL_DRAW_EOSD:
{
mp_eosd_images_t images = {NULL, 2};
double pts = vf->priv->pts;
if (!vo_config_count || !vf->priv->ass_priv) return CONTROL_FALSE;
if (sub_visibility && vf->priv->ass_priv && ass_track && (pts != MP_NOPTS_VALUE)) {
mp_eosd_res_t res;
memset(&res, 0, sizeof(res));
if (video_out->control(VOCTRL_GET_EOSD_RES, &res) == VO_TRUE) {
ass_set_frame_size(vf->priv->ass_priv, res.w, res.h);
ass_set_margins(vf->priv->ass_priv, res.mt, res.mb, res.ml, res.mr);
ass_set_aspect_ratio(vf->priv->ass_priv, (double)res.w / res.h);
}
images.imgs = ass_mp_render_frame(vf->priv->ass_priv, ass_track, (pts+sub_delay) * 1000 + .5, &images.changed);
if (!vf->priv->prev_visibility)
images.changed = 2;
vf->priv->prev_visibility = 1;
} else
vf->priv->prev_visibility = 0;
vf->priv->prev_visibility = sub_visibility;
return (video_out->control(VOCTRL_DRAW_EOSD, &images) == VO_TRUE) ? CONTROL_TRUE : CONTROL_FALSE;
}
#endif
case VFCTRL_GET_PTS:
{
*(double *)data = vf->priv->pts;
return CONTROL_TRUE;
}
}
// 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
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 void uninit(struct vf_instance_s* vf)
{
if (vf->priv) {
#ifdef USE_ASS
if (vf->priv->ass_priv)
ass_renderer_done(vf->priv->ass_priv);
#endif
free(vf->priv);
}
}
//===========================================================================//
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->uninit=uninit;
vf->priv=calloc(1, sizeof(struct vf_priv_s));
vf->priv->vo = (const vo_functions_t *)args;
if(!video_out) return 0; // no vo ?
// if(video_out->preinit(args)) return 0; // preinit failed
return 1;
}
const vf_info_t vf_info_vo = {
"libvo wrapper",
"vo",
"A'rpi",
"for internal use",
open,
NULL
};
//===========================================================================//
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