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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include "config.h"
#include "mp_msg.h"
#include "mp_image.h"
#include "vf.h"
#include "libvo/video_out.h"
#ifdef CONFIG_ASS
#include "ass_mp.h"
extern ASS_Track *ass_track;
#endif
//===========================================================================//
extern int sub_visibility;
extern float sub_delay;
struct vf_priv_s {
struct vo *vo;
#ifdef CONFIG_ASS
ASS_Renderer *ass_priv;
int prev_visibility;
double scale_ratio;
#endif
};
#define video_out (vf->priv->vo)
static int query_format(struct vf_instance* vf, unsigned int fmt); /* forward declaration */
static void draw_slice(struct vf_instance *vf, unsigned char **src, int *stride, int w,int h, int x, int y);
static int config(struct vf_instance* 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;
}
const vo_info_t *info = video_out->driver->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);
vf->draw_slice = (vf->default_caps & VOCAP_NOSLICES) ? NULL : draw_slice;
if (vo_config(video_out, width, height, d_width, d_height, flags, "MPlayer", outfmt))
return 0;
#ifdef CONFIG_ASS
vf->priv->scale_ratio = (double) d_width / d_height * height / width;
if (vf->priv->ass_priv)
ass_configure(vf->priv->ass_priv, width, height, !!(vf->default_caps & VFCAP_EOSD_UNSCALED));
#endif
return 1;
}
static int control(struct vf_instance* vf, int request, void* data)
{
switch(request){
case VFCTRL_GET_DEINTERLACE:
{
if(!video_out) return CONTROL_FALSE; // vo not configured?
return vo_control(video_out, VOCTRL_GET_DEINTERLACE, data) == VO_TRUE;
}
case VFCTRL_SET_DEINTERLACE:
{
if(!video_out) return CONTROL_FALSE; // vo not configured?
return vo_control(video_out, VOCTRL_SET_DEINTERLACE, data) == VO_TRUE;
}
case VFCTRL_GET_YUV_COLORSPACE:
return vo_control(video_out, VOCTRL_GET_YUV_COLORSPACE, data) == true;
case VFCTRL_SET_YUV_COLORSPACE:
return vo_control(video_out, VOCTRL_SET_YUV_COLORSPACE, data) == true;
case VFCTRL_DRAW_OSD:
if(!video_out->config_ok) return CONTROL_FALSE; // vo not configured?
vo_draw_osd(video_out, data);
return CONTROL_TRUE;
case VFCTRL_REDRAW_OSD:
return vo_control(video_out, VOCTRL_REDRAW_OSD, data) == true;
case VFCTRL_SET_EQUALIZER:
{
vf_equalizer_t *eq=data;
if(!video_out->config_ok) return CONTROL_FALSE; // vo not configured?
struct voctrl_set_equalizer_args param = {eq->item, eq->value};
return vo_control(video_out, VOCTRL_SET_EQUALIZER, ¶m) == VO_TRUE;
}
case VFCTRL_GET_EQUALIZER:
{
vf_equalizer_t *eq=data;
if(!video_out->config_ok) return CONTROL_FALSE; // vo not configured?
struct voctrl_get_equalizer_args param = {eq->item, &eq->value};
return vo_control(video_out, VOCTRL_GET_EQUALIZER, ¶m) == VO_TRUE;
}
#ifdef CONFIG_ASS
case VFCTRL_INIT_EOSD:
{
vf->priv->ass_priv = ass_renderer_init((ASS_Library*)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 = video_out->next_pts;
if (!video_out->config_ok || !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 (vo_control(video_out, 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, vf->priv->scale_ratio, 1);
}
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 vo_control(video_out, VOCTRL_DRAW_EOSD, &images) == VO_TRUE;
}
#endif
}
return CONTROL_UNKNOWN;
}
static int query_format(struct vf_instance* vf, unsigned int fmt){
int flags = vo_control(video_out, 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* vf,
mp_image_t *mpi){
if (!video_out->config_ok)
return;
// GET_IMAGE is required for hardware-accelerated formats
if(vo_directrendering ||
IMGFMT_IS_XVMC(mpi->imgfmt) || IMGFMT_IS_VDPAU(mpi->imgfmt))
vo_control(video_out, VOCTRL_GET_IMAGE, mpi);
}
static int put_image(struct vf_instance* vf,
mp_image_t *mpi, double pts){
if(!video_out->config_ok) return 0; // vo not configured?
// first check, maybe the vo/vf plugin implements draw_image using mpi:
if (vo_draw_image(video_out, mpi, pts) >= 0)
return 1;
// 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)
vo_draw_slice(video_out, mpi->planes,mpi->stride,mpi->w,mpi->h,mpi->x,mpi->y);
else
vo_draw_frame(video_out, mpi->planes);
}
return 1;
}
static void start_slice(struct vf_instance* vf,
mp_image_t *mpi) {
if(!video_out->config_ok) return; // vo not configured?
vo_control(video_out, VOCTRL_START_SLICE,mpi);
}
static void draw_slice(struct vf_instance* vf,
unsigned char** src, int* stride, int w,int h, int x, int y){
if(!video_out->config_ok) return; // vo not configured?
vo_draw_slice(video_out, src,stride,w,h,x,y);
}
static void uninit(struct vf_instance* vf)
{
if (vf->priv) {
/* Allow VO (which may live on to work with another instance of vf_vo)
* to get rid of numbered-mpi references that will now be invalid. */
vo_control(video_out, VOCTRL_RESET, NULL);
#ifdef CONFIG_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 = (struct vo *)args;
if(!video_out) return 0; // no vo ?
return 1;
}
const vf_info_t vf_info_vo = {
"libvo wrapper",
"vo",
"A'rpi",
"for internal use",
open,
NULL
};
//===========================================================================//
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