libmpcodecs/vf_pp.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <string.h>
   4 #include <inttypes.h>
   5 #include <errno.h>
   6
   7 #include "config.h"
   8 #include "mp_msg.h"
   9 #include "cpudetect.h"
  10
  11 #if HAVE_MALLOC_H
  12 #include <malloc.h>
  13 #endif
  14
  15 #include "img_format.h"
  16 #include "mp_image.h"
  17 #include "vf.h"
  18 #include "libpostproc/postprocess.h"
  19
  20 struct vf_priv_s {
  21     int pp;
  22     pp_mode_t *ppMode[PP_QUALITY_MAX+1];
  23     void *context;
  24     unsigned int outfmt;
  25 };
  26
  27 //===========================================================================//
  28
  29 static int config(struct vf_instance* vf,
  30         int width, int height, int d_width, int d_height,
  31         unsigned int voflags, unsigned int outfmt){
  32     int flags=
  33           (gCpuCaps.hasMMX   ? PP_CPU_CAPS_MMX   : 0)
  34         | (gCpuCaps.hasMMX2  ? PP_CPU_CAPS_MMX2  : 0)
  35         | (gCpuCaps.has3DNow ? PP_CPU_CAPS_3DNOW : 0);
  36
  37     switch(outfmt){
  38     case IMGFMT_444P: flags|= PP_FORMAT_444; break;
  39     case IMGFMT_422P: flags|= PP_FORMAT_422; break;
  40     case IMGFMT_411P: flags|= PP_FORMAT_411; break;
  41     default:          flags|= PP_FORMAT_420; break;
  42     }
  43
  44     if(vf->priv->context) pp_free_context(vf->priv->context);
  45     vf->priv->context= pp_get_context(width, height, flags);
  46
  47     return vf_next_config(vf,width,height,d_width,d_height,voflags,outfmt);
  48 }
  49
  50 static void uninit(struct vf_instance* vf){
  51     int i;
  52     for(i=0; i<=PP_QUALITY_MAX; i++){
  53         if(vf->priv->ppMode[i])
  54             pp_free_mode(vf->priv->ppMode[i]);
  55     }
  56     if(vf->priv->context) pp_free_context(vf->priv->context);
  57 }
  58
  59 static int query_format(struct vf_instance* vf, unsigned int fmt){
  60     switch(fmt){
  61     case IMGFMT_YV12:
  62     case IMGFMT_I420:
  63     case IMGFMT_IYUV:
  64     case IMGFMT_444P:
  65     case IMGFMT_422P:
  66     case IMGFMT_411P:
  67         return vf_next_query_format(vf,fmt);
  68     }
  69     return 0;
  70 }
  71
  72 static int control(struct vf_instance* vf, int request, void* data){
  73     switch(request){
  74     case VFCTRL_QUERY_MAX_PP_LEVEL:
  75         return PP_QUALITY_MAX;
  76     case VFCTRL_SET_PP_LEVEL:
  77         vf->priv->pp= *((unsigned int*)data);
  78         return CONTROL_TRUE;
  79     }
  80     return vf_next_control(vf,request,data);
  81 }
  82
  83 static void get_image(struct vf_instance* vf, mp_image_t *mpi){
  84     if(vf->priv->pp&0xFFFF) return; // non-local filters enabled
  85     if((mpi->type==MP_IMGTYPE_IPB || vf->priv->pp) &&
  86         mpi->flags&MP_IMGFLAG_PRESERVE) return; // don't change
  87     if(!(mpi->flags&MP_IMGFLAG_ACCEPT_STRIDE) && mpi->imgfmt!=vf->priv->outfmt)
  88         return; // colorspace differ
  89     // ok, we can do pp in-place (or pp disabled):
  90     vf->dmpi=vf_get_image(vf->next,mpi->imgfmt,
  91         mpi->type, mpi->flags | MP_IMGFLAG_READABLE, mpi->width, mpi->height);
  92     mpi->planes[0]=vf->dmpi->planes[0];
  93     mpi->stride[0]=vf->dmpi->stride[0];
  94     mpi->width=vf->dmpi->width;
  95     if(mpi->flags&MP_IMGFLAG_PLANAR){
  96         mpi->planes[1]=vf->dmpi->planes[1];
  97         mpi->planes[2]=vf->dmpi->planes[2];
  98         mpi->stride[1]=vf->dmpi->stride[1];
  99         mpi->stride[2]=vf->dmpi->stride[2];
 100     }
 101     mpi->flags|=MP_IMGFLAG_DIRECT;
 102 }
 103
 104 static int put_image(struct vf_instance* vf, mp_image_t *mpi, double pts){
 105     if(!(mpi->flags&MP_IMGFLAG_DIRECT)){
 106         // no DR, so get a new image! hope we'll get DR buffer:
 107         vf->dmpi=vf_get_image(vf->next,mpi->imgfmt,
 108             MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE |
 109             MP_IMGFLAG_PREFER_ALIGNED_STRIDE | MP_IMGFLAG_READABLE,
 110 //          MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
 111 //          mpi->w,mpi->h);
 112             (mpi->width+7)&(~7),(mpi->height+7)&(~7));
 113         vf->dmpi->w=mpi->w; vf->dmpi->h=mpi->h; // display w;h
 114     }
 115
 116     if(vf->priv->pp || !(mpi->flags&MP_IMGFLAG_DIRECT)){
 117         // do the postprocessing! (or copy if no DR)
 118         pp_postprocess(mpi->planes           ,mpi->stride,
 119                     vf->dmpi->planes,vf->dmpi->stride,
 120                     (mpi->w+7)&(~7),mpi->h,
 121                     mpi->qscale, mpi->qstride,
 122                     vf->priv->ppMode[ vf->priv->pp ], vf->priv->context,
 123 #ifdef PP_PICT_TYPE_QP2
 124                     mpi->pict_type | (mpi->qscale_type ? PP_PICT_TYPE_QP2 : 0));
 125 #else
 126                     mpi->pict_type);
 127 #endif
 128     }
 129     return vf_next_put_image(vf,vf->dmpi, pts);
 130 }
 131
 132 //===========================================================================//
 133
 134 extern int divx_quality;
 135
 136 static const unsigned int fmt_list[]={
 137     IMGFMT_YV12,
 138     IMGFMT_I420,
 139     IMGFMT_IYUV,
 140     IMGFMT_444P,
 141     IMGFMT_422P,
 142     IMGFMT_411P,
 143     0
 144 };
 145
 146 static int open(vf_instance_t *vf, char* args){
 147     char *endptr, *name;
 148     int i;
 149     int hex_mode=0;
 150
 151     vf->query_format=query_format;
 152     vf->control=control;
 153     vf->config=config;
 154     vf->get_image=get_image;
 155     vf->put_image=put_image;
 156     vf->uninit=uninit;
 157     vf->default_caps=VFCAP_ACCEPT_STRIDE|VFCAP_POSTPROC;
 158     vf->priv=malloc(sizeof(struct vf_priv_s));
 159     vf->priv->context=NULL;
 160
 161     // check csp:
 162     vf->priv->outfmt=vf_match_csp(&vf->next,fmt_list,IMGFMT_YV12);
 163     if(!vf->priv->outfmt) return 0; // no csp match :(
 164
 165     if(args){
 166         hex_mode= strtol(args, &endptr, 0);
 167         if(*endptr){
 168             name= args;
 169         }else
 170             name= NULL;
 171     }else{
 172         name="de";
 173     }
 174
 175         for(i=0; i<=PP_QUALITY_MAX; i++){
 176             vf->priv->ppMode[i]= pp_get_mode_by_name_and_quality(name, i);
 177             if(vf->priv->ppMode[i]==NULL) return -1;
 178         }
 179
 180     vf->priv->pp=PP_QUALITY_MAX;
 181     return 1;
 182 }
 183
 184 const vf_info_t vf_info_pp = {
 185     "postprocessing",
 186     "pp",
 187     "A'rpi",
 188     "",
 189     open,
 190     NULL
 191 };
 192
 193 //===========================================================================//