mirror of https://github.com/mpv-player/mpv
241 lines
7.5 KiB
C
241 lines
7.5 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "config.h"
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#include "mp_msg.h"
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#include "mp_image.h"
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#include "vf.h"
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#include "libvo/video_out.h"
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#ifdef USE_ASS
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#include "libass/ass.h"
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#include "libass/ass_mp.h"
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extern ass_track_t* ass_track;
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#endif
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//===========================================================================//
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extern int sub_visibility;
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extern float sub_delay;
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struct vf_priv_s {
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double pts;
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vo_functions_t *vo;
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#ifdef USE_ASS
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ass_renderer_t* ass_priv;
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int prev_visibility;
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#endif
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};
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#define video_out (vf->priv->vo)
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static int query_format(struct vf_instance_s* vf, unsigned int fmt); /* forward declaration */
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static int config(struct vf_instance_s* vf,
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int width, int height, int d_width, int d_height,
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unsigned int flags, unsigned int outfmt){
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if ((width <= 0) || (height <= 0) || (d_width <= 0) || (d_height <= 0))
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{
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mp_msg(MSGT_CPLAYER, MSGL_ERR, "VO: invalid dimensions!\n");
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return 0;
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}
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if(video_out->info)
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{ const vo_info_t *info = video_out->info;
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mp_msg(MSGT_CPLAYER,MSGL_INFO,"VO: [%s] %dx%d => %dx%d %s %s%s%s%s\n",info->short_name,
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width, height,
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d_width, d_height,
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vo_format_name(outfmt),
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(flags&VOFLAG_FULLSCREEN)?" [fs]":"",
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(flags&VOFLAG_MODESWITCHING)?" [vm]":"",
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(flags&VOFLAG_SWSCALE)?" [zoom]":"",
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(flags&VOFLAG_FLIPPING)?" [flip]":"");
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mp_msg(MSGT_CPLAYER,MSGL_V,"VO: Description: %s\n",info->name);
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mp_msg(MSGT_CPLAYER,MSGL_V,"VO: Author: %s\n", info->author);
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if(info->comment && strlen(info->comment) > 0)
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mp_msg(MSGT_CPLAYER,MSGL_V,"VO: Comment: %s\n", info->comment);
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}
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// save vo's stride capability for the wanted colorspace:
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vf->default_caps=query_format(vf,outfmt) & VFCAP_ACCEPT_STRIDE;
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if(video_out->config(width,height,d_width,d_height,flags,"MPlayer",outfmt))
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return 0;
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#ifdef USE_ASS
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if (vf->priv->ass_priv)
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ass_configure(vf->priv->ass_priv, width, height);
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#endif
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++vo_config_count;
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return 1;
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}
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static int control(struct vf_instance_s* vf, int request, void* data)
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{
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switch(request){
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case VFCTRL_GET_DEINTERLACE:
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{
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if(!video_out) return CONTROL_FALSE; // vo not configured?
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return(video_out->control(VOCTRL_GET_DEINTERLACE, data)
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== VO_TRUE) ? CONTROL_TRUE : CONTROL_FALSE;
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}
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case VFCTRL_SET_DEINTERLACE:
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{
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if(!video_out) return CONTROL_FALSE; // vo not configured?
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return(video_out->control(VOCTRL_SET_DEINTERLACE, data)
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== VO_TRUE) ? CONTROL_TRUE : CONTROL_FALSE;
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}
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case VFCTRL_DRAW_OSD:
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if(!vo_config_count) return CONTROL_FALSE; // vo not configured?
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video_out->draw_osd();
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return CONTROL_TRUE;
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case VFCTRL_FLIP_PAGE:
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{
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if(!vo_config_count) return CONTROL_FALSE; // vo not configured?
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video_out->flip_page();
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return CONTROL_TRUE;
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}
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case VFCTRL_SET_EQUALIZER:
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{
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vf_equalizer_t *eq=data;
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if(!vo_config_count) return CONTROL_FALSE; // vo not configured?
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return((video_out->control(VOCTRL_SET_EQUALIZER, eq->item, eq->value) == VO_TRUE) ? CONTROL_TRUE : CONTROL_FALSE);
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}
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case VFCTRL_GET_EQUALIZER:
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{
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vf_equalizer_t *eq=data;
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if(!vo_config_count) return CONTROL_FALSE; // vo not configured?
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return((video_out->control(VOCTRL_GET_EQUALIZER, eq->item, &eq->value) == VO_TRUE) ? CONTROL_TRUE : CONTROL_FALSE);
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}
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#ifdef USE_ASS
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case VFCTRL_INIT_EOSD:
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{
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vf->priv->ass_priv = ass_renderer_init((ass_library_t*)data);
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if (!vf->priv->ass_priv) return CONTROL_FALSE;
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ass_configure_fonts(vf->priv->ass_priv);
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vf->priv->prev_visibility = 0;
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return CONTROL_TRUE;
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}
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case VFCTRL_DRAW_EOSD:
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{
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mp_eosd_images_t images = {NULL, 2};
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double pts = vf->priv->pts;
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if (!vo_config_count || !vf->priv->ass_priv) return CONTROL_FALSE;
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if (sub_visibility && vf->priv->ass_priv && ass_track && (pts != MP_NOPTS_VALUE)) {
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mp_eosd_res_t res;
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memset(&res, 0, sizeof(res));
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if (video_out->control(VOCTRL_GET_EOSD_RES, &res) == VO_TRUE) {
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ass_set_frame_size(vf->priv->ass_priv, res.w, res.h);
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ass_set_margins(vf->priv->ass_priv, res.mt, res.mb, res.ml, res.mr);
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ass_set_aspect_ratio(vf->priv->ass_priv, (double)res.w / res.h);
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}
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images.imgs = ass_render_frame(vf->priv->ass_priv, ass_track, (pts+sub_delay) * 1000 + .5, &images.changed);
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if (!vf->priv->prev_visibility)
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images.changed = 2;
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vf->priv->prev_visibility = 1;
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} else
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vf->priv->prev_visibility = 0;
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vf->priv->prev_visibility = sub_visibility;
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return (video_out->control(VOCTRL_DRAW_EOSD, &images) == VO_TRUE) ? CONTROL_TRUE : CONTROL_FALSE;
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}
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#endif
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case VFCTRL_GET_PTS:
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{
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*(double *)data = vf->priv->pts;
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return CONTROL_TRUE;
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}
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}
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// return video_out->control(request,data);
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return CONTROL_UNKNOWN;
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}
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static int query_format(struct vf_instance_s* vf, unsigned int fmt){
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int flags=video_out->control(VOCTRL_QUERY_FORMAT,&fmt);
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// draw_slice() accepts stride, draw_frame() doesn't:
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if(flags)
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if(fmt==IMGFMT_YV12 || fmt==IMGFMT_I420 || fmt==IMGFMT_IYUV)
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flags|=VFCAP_ACCEPT_STRIDE;
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return flags;
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}
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static void get_image(struct vf_instance_s* vf,
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mp_image_t *mpi){
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if(vo_directrendering && vo_config_count)
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video_out->control(VOCTRL_GET_IMAGE,mpi);
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}
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static int put_image(struct vf_instance_s* vf,
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mp_image_t *mpi, double pts){
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if(!vo_config_count) return 0; // vo not configured?
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// record pts (potentially modified by filters) for main loop
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vf->priv->pts = pts;
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// first check, maybe the vo/vf plugin implements draw_image using mpi:
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if(video_out->control(VOCTRL_DRAW_IMAGE,mpi)==VO_TRUE) return 1; // done.
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// nope, fallback to old draw_frame/draw_slice:
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if(!(mpi->flags&(MP_IMGFLAG_DIRECT|MP_IMGFLAG_DRAW_CALLBACK))){
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// blit frame:
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// if(mpi->flags&MP_IMGFLAG_PLANAR)
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if(vf->default_caps&VFCAP_ACCEPT_STRIDE)
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video_out->draw_slice(mpi->planes,mpi->stride,mpi->w,mpi->h,mpi->x,mpi->y);
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else
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video_out->draw_frame(mpi->planes);
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}
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return 1;
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}
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static void start_slice(struct vf_instance_s* vf,
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mp_image_t *mpi) {
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if(!vo_config_count) return; // vo not configured?
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video_out->control(VOCTRL_START_SLICE,mpi);
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}
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static void draw_slice(struct vf_instance_s* vf,
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unsigned char** src, int* stride, int w,int h, int x, int y){
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if(!vo_config_count) return; // vo not configured?
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video_out->draw_slice(src,stride,w,h,x,y);
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}
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static void uninit(struct vf_instance_s* vf)
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{
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if (vf->priv) {
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#ifdef USE_ASS
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if (vf->priv->ass_priv)
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ass_renderer_done(vf->priv->ass_priv);
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#endif
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free(vf->priv);
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}
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}
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//===========================================================================//
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static int open(vf_instance_t *vf, char* args){
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vf->config=config;
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vf->control=control;
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vf->query_format=query_format;
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vf->get_image=get_image;
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vf->put_image=put_image;
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vf->draw_slice=draw_slice;
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vf->start_slice=start_slice;
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vf->uninit=uninit;
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vf->priv=calloc(1, sizeof(struct vf_priv_s));
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vf->priv->vo = (vo_functions_t *)args;
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if(!video_out) return 0; // no vo ?
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// if(video_out->preinit(args)) return 0; // preinit failed
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return 1;
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}
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vf_info_t vf_info_vo = {
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"libvo wrapper",
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"vo",
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"A'rpi",
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"for internal use",
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open,
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NULL
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};
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//===========================================================================//
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