libmpcodecs/vf_pp.c

   1 /*
   2  * This file is part of MPlayer.
   3  *
   4  * MPlayer is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * MPlayer is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #include <stdio.h>
  20 #include <stdlib.h>
  21 #include <string.h>
  22 #include <inttypes.h>
  23 #include <errno.h>
  24
  25 #include "config.h"
  26 #include "mp_msg.h"
  27 #include "cpudetect.h"
  28
  29 #if HAVE_MALLOC_H
  30 #include <malloc.h>
  31 #endif
  32
  33 #include "img_format.h"
  34 #include "mp_image.h"
  35 #include "vf.h"
  36 #include "libpostproc/postprocess.h"
  37
  38 struct vf_priv_s {
  39     int pp;
  40     pp_mode_t *ppMode[PP_QUALITY_MAX+1];
  41     void *context;
  42     unsigned int outfmt;
  43 };
  44
  45 //===========================================================================//
  46
  47 static int config(struct vf_instance *vf,
  48         int width, int height, int d_width, int d_height,
  49         unsigned int voflags, unsigned int outfmt){
  50     int flags=
  51           (gCpuCaps.hasMMX   ? PP_CPU_CAPS_MMX   : 0)
  52         | (gCpuCaps.hasMMX2  ? PP_CPU_CAPS_MMX2  : 0)
  53         | (gCpuCaps.has3DNow ? PP_CPU_CAPS_3DNOW : 0);
  54
  55     switch(outfmt){
  56     case IMGFMT_444P: flags|= PP_FORMAT_444; break;
  57     case IMGFMT_422P: flags|= PP_FORMAT_422; break;
  58     case IMGFMT_411P: flags|= PP_FORMAT_411; break;
  59     default:          flags|= PP_FORMAT_420; break;
  60     }
  61
  62     if(vf->priv->context) pp_free_context(vf->priv->context);
  63     vf->priv->context= pp_get_context(width, height, flags);
  64
  65     return vf_next_config(vf,width,height,d_width,d_height,voflags,outfmt);
  66 }
  67
  68 static void uninit(struct vf_instance *vf){
  69     int i;
  70     for(i=0; i<=PP_QUALITY_MAX; i++){
  71         if(vf->priv->ppMode[i])
  72             pp_free_mode(vf->priv->ppMode[i]);
  73     }
  74     if(vf->priv->context) pp_free_context(vf->priv->context);
  75 }
  76
  77 static int query_format(struct vf_instance *vf, unsigned int fmt){
  78     switch(fmt){
  79     case IMGFMT_YV12:
  80     case IMGFMT_I420:
  81     case IMGFMT_IYUV:
  82     case IMGFMT_444P:
  83     case IMGFMT_422P:
  84     case IMGFMT_411P:
  85         return vf_next_query_format(vf,fmt);
  86     }
  87     return 0;
  88 }
  89
  90 static int control(struct vf_instance *vf, int request, void* data){
  91     switch(request){
  92     case VFCTRL_QUERY_MAX_PP_LEVEL:
  93         return PP_QUALITY_MAX;
  94     case VFCTRL_SET_PP_LEVEL:
  95         vf->priv->pp= *((unsigned int*)data);
  96         return CONTROL_TRUE;
  97     }
  98     return vf_next_control(vf,request,data);
  99 }
 100
 101 static void get_image(struct vf_instance *vf, mp_image_t *mpi){
 102     if(vf->priv->pp&0xFFFF) return; // non-local filters enabled
 103     if((mpi->type==MP_IMGTYPE_IPB || vf->priv->pp) &&
 104         mpi->flags&MP_IMGFLAG_PRESERVE) return; // don't change
 105     if(!(mpi->flags&MP_IMGFLAG_ACCEPT_STRIDE) && mpi->imgfmt!=vf->priv->outfmt)
 106         return; // colorspace differ
 107     // ok, we can do pp in-place (or pp disabled):
 108     vf->dmpi=vf_get_image(vf->next,mpi->imgfmt,
 109         mpi->type, mpi->flags | MP_IMGFLAG_READABLE, mpi->width, mpi->height);
 110     mpi->planes[0]=vf->dmpi->planes[0];
 111     mpi->stride[0]=vf->dmpi->stride[0];
 112     mpi->width=vf->dmpi->width;
 113     if(mpi->flags&MP_IMGFLAG_PLANAR){
 114         mpi->planes[1]=vf->dmpi->planes[1];
 115         mpi->planes[2]=vf->dmpi->planes[2];
 116         mpi->stride[1]=vf->dmpi->stride[1];
 117         mpi->stride[2]=vf->dmpi->stride[2];
 118     }
 119     mpi->flags|=MP_IMGFLAG_DIRECT;
 120 }
 121
 122 static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){
 123     if(!(mpi->flags&MP_IMGFLAG_DIRECT)){
 124         // no DR, so get a new image! hope we'll get DR buffer:
 125         vf->dmpi=vf_get_image(vf->next,mpi->imgfmt,
 126             MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE |
 127             MP_IMGFLAG_PREFER_ALIGNED_STRIDE | MP_IMGFLAG_READABLE,
 128 //          MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
 129 //          mpi->w,mpi->h);
 130             (mpi->width+7)&(~7),(mpi->height+7)&(~7));
 131         vf->dmpi->w=mpi->w; vf->dmpi->h=mpi->h; // display w;h
 132     }
 133
 134     if(vf->priv->pp || !(mpi->flags&MP_IMGFLAG_DIRECT)){
 135         // do the postprocessing! (or copy if no DR)
 136         pp_postprocess(mpi->planes           ,mpi->stride,
 137                     vf->dmpi->planes,vf->dmpi->stride,
 138                     (mpi->w+7)&(~7),mpi->h,
 139                     mpi->qscale, mpi->qstride,
 140                     vf->priv->ppMode[ vf->priv->pp ], vf->priv->context,
 141 #ifdef PP_PICT_TYPE_QP2
 142                     mpi->pict_type | (mpi->qscale_type ? PP_PICT_TYPE_QP2 : 0));
 143 #else
 144                     mpi->pict_type);
 145 #endif
 146     }
 147     return vf_next_put_image(vf,vf->dmpi, pts);
 148 }
 149
 150 //===========================================================================//
 151
 152 extern int divx_quality;
 153
 154 static const unsigned int fmt_list[]={
 155     IMGFMT_YV12,
 156     IMGFMT_I420,
 157     IMGFMT_IYUV,
 158     IMGFMT_444P,
 159     IMGFMT_422P,
 160     IMGFMT_411P,
 161     0
 162 };
 163
 164 static int vf_open(vf_instance_t *vf, char *args){
 165     char *endptr, *name;
 166     int i;
 167     int hex_mode=0;
 168
 169     vf->query_format=query_format;
 170     vf->control=control;
 171     vf->config=config;
 172     vf->get_image=get_image;
 173     vf->put_image=put_image;
 174     vf->uninit=uninit;
 175     vf->default_caps=VFCAP_ACCEPT_STRIDE|VFCAP_POSTPROC;
 176     vf->priv=malloc(sizeof(struct vf_priv_s));
 177     vf->priv->context=NULL;
 178
 179     // check csp:
 180     vf->priv->outfmt=vf_match_csp(&vf->next,fmt_list,IMGFMT_YV12);
 181     if(!vf->priv->outfmt) return 0; // no csp match :(
 182
 183     if(args){
 184         hex_mode= strtol(args, &endptr, 0);
 185         if(*endptr){
 186             name= args;
 187         }else
 188             name= NULL;
 189     }else{
 190         name="de";
 191     }
 192
 193         for(i=0; i<=PP_QUALITY_MAX; i++){
 194             vf->priv->ppMode[i]= pp_get_mode_by_name_and_quality(name, i);
 195             if(vf->priv->ppMode[i]==NULL) return -1;
 196         }
 197
 198     vf->priv->pp=PP_QUALITY_MAX;
 199     return 1;
 200 }
 201
 202 const vf_info_t vf_info_pp = {
 203     "postprocessing",
 204     "pp",
 205     "A'rpi",
 206     "",
 207     vf_open,
 208     NULL
 209 };
 210
 211 //===========================================================================//