libmpcodecs/vf_pullup.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <string.h>
   4
   5 #include "config.h"
   6 #include "mp_msg.h"
   7 #include "cpudetect.h"
   8
   9 #include "img_format.h"
  10 #include "mp_image.h"
  11 #include "vf.h"
  12
  13 #include "libvo/fastmemcpy.h"
  14
  15 #include "pullup.h"
  16
  17 #undef MAX
  18 #define MAX(a,b) ((a)>(b)?(a):(b))
  19
  20 struct vf_priv_s {
  21         struct pullup_context *ctx;
  22         int init;
  23         int fakecount;
  24         char *qbuf;
  25 };
  26
  27 static void init_pullup(struct vf_instance_s* vf, mp_image_t *mpi)
  28 {
  29         struct pullup_context *c = vf->priv->ctx;
  30
  31         if (mpi->flags & MP_IMGFLAG_PLANAR) {
  32                 c->format = PULLUP_FMT_Y;
  33                 c->nplanes = 4;
  34                 pullup_preinit_context(c);
  35                 c->bpp[0] = c->bpp[1] = c->bpp[2] = 8;
  36                 c->w[0] = mpi->w;
  37                 c->h[0] = mpi->h;
  38                 c->w[1] = c->w[2] = mpi->chroma_width;
  39                 c->h[1] = c->h[2] = mpi->chroma_height;
  40                 c->w[3] = ((mpi->w+15)/16) * ((mpi->h+15)/16);
  41                 c->h[3] = 2;
  42                 c->stride[0] = mpi->width;
  43                 c->stride[1] = c->stride[2] = mpi->chroma_width;
  44                 c->stride[3] = c->w[3];
  45                 c->background[1] = c->background[2] = 128;
  46         }
  47
  48         if (gCpuCaps.hasMMX) c->cpu |= PULLUP_CPU_MMX;
  49         if (gCpuCaps.hasMMX2) c->cpu |= PULLUP_CPU_MMX2;
  50         if (gCpuCaps.has3DNow) c->cpu |= PULLUP_CPU_3DNOW;
  51         if (gCpuCaps.has3DNowExt) c->cpu |= PULLUP_CPU_3DNOWEXT;
  52         if (gCpuCaps.hasSSE) c->cpu |= PULLUP_CPU_SSE;
  53         if (gCpuCaps.hasSSE2) c->cpu |= PULLUP_CPU_SSE2;
  54
  55         pullup_init_context(c);
  56
  57         vf->priv->init = 1;
  58         vf->priv->qbuf = malloc(c->w[3]);
  59 }
  60
  61
  62 #if 0
  63 static void get_image(struct vf_instance_s* vf, mp_image_t *mpi)
  64 {
  65         struct pullup_context *c = vf->priv->ctx;
  66         struct pullup_buffer *b;
  67
  68         if (mpi->type == MP_IMGTYPE_STATIC) return;
  69
  70         if (!vf->priv->init) init_pullup(vf, mpi);
  71
  72         b = pullup_get_buffer(c, 2);
  73         if (!b) return; /* shouldn't happen... */
  74
  75         mpi->priv = b;
  76
  77         mpi->planes[0] = b->planes[0];
  78         mpi->planes[1] = b->planes[1];
  79         mpi->planes[2] = b->planes[2];
  80         mpi->stride[0] = c->stride[0];
  81         mpi->stride[1] = c->stride[1];
  82         mpi->stride[2] = c->stride[2];
  83
  84         mpi->flags |= MP_IMGFLAG_DIRECT;
  85         mpi->flags &= ~MP_IMGFLAG_DRAW_CALLBACK;
  86 }
  87 #endif
  88
  89 static int put_image(struct vf_instance_s* vf, mp_image_t *mpi, double pts)
  90 {
  91         struct pullup_context *c = vf->priv->ctx;
  92         struct pullup_buffer *b;
  93         struct pullup_frame *f;
  94         mp_image_t *dmpi;
  95         int ret;
  96         int p;
  97         int i;
  98
  99         if (!vf->priv->init) init_pullup(vf, mpi);
 100
 101         if (mpi->flags & MP_IMGFLAG_DIRECT) {
 102                 b = mpi->priv;
 103                 mpi->priv = 0;
 104         } else {
 105                 b = pullup_get_buffer(c, 2);
 106                 if (!b) {
 107                         mp_msg(MSGT_VFILTER,MSGL_ERR,"Could not get buffer from pullup!\n");
 108                         f = pullup_get_frame(c);
 109                         pullup_release_frame(f);
 110                         return 0;
 111                 }
 112                 memcpy_pic(b->planes[0], mpi->planes[0], mpi->w, mpi->h,
 113                         c->stride[0], mpi->stride[0]);
 114                 if (mpi->flags & MP_IMGFLAG_PLANAR) {
 115                         memcpy_pic(b->planes[1], mpi->planes[1],
 116                                 mpi->chroma_width, mpi->chroma_height,
 117                                 c->stride[1], mpi->stride[1]);
 118                         memcpy_pic(b->planes[2], mpi->planes[2],
 119                                 mpi->chroma_width, mpi->chroma_height,
 120                                 c->stride[2], mpi->stride[2]);
 121                 }
 122         }
 123         if (mpi->qscale) {
 124                 fast_memcpy(b->planes[3], mpi->qscale, c->w[3]);
 125                 fast_memcpy(b->planes[3]+c->w[3], mpi->qscale, c->w[3]);
 126         }
 127
 128         p = mpi->fields & MP_IMGFIELD_TOP_FIRST ? 0 :
 129                 (mpi->fields & MP_IMGFIELD_ORDERED ? 1 : 0);
 130         pullup_submit_field(c, b, p);
 131         pullup_submit_field(c, b, p^1);
 132         if (mpi->fields & MP_IMGFIELD_REPEAT_FIRST)
 133                 pullup_submit_field(c, b, p);
 134
 135         pullup_release_buffer(b, 2);
 136
 137         f = pullup_get_frame(c);
 138
 139         /* Fake yes for first few frames (buffer depth) to keep from
 140          * breaking A/V sync with G1's bad architecture... */
 141         if (!f) return vf->priv->fakecount ? (--vf->priv->fakecount,1) : 0;
 142
 143         if (f->length < 2) {
 144                 pullup_release_frame(f);
 145                 f = pullup_get_frame(c);
 146                 if (!f) return 0;
 147                 if (f->length < 2) {
 148                         pullup_release_frame(f);
 149                         if (!(mpi->fields & MP_IMGFIELD_REPEAT_FIRST))
 150                                 return 0;
 151                         f = pullup_get_frame(c);
 152                         if (!f) return 0;
 153                         if (f->length < 2) {
 154                                 pullup_release_frame(f);
 155                                 return 0;
 156                         }
 157                 }
 158         }
 159
 160 #if 0
 161         /* Average qscale tables from both frames. */
 162         if (mpi->qscale) {
 163                 for (i=0; i<c->w[3]; i++) {
 164                         vf->priv->qbuf[i] = (f->ofields[0]->planes[3][i]
 165                                 + f->ofields[1]->planes[3][i+c->w[3]])>>1;
 166                 }
 167         }
 168 #else
 169         /* Take worst of qscale tables from both frames. */
 170         if (mpi->qscale) {
 171                 for (i=0; i<c->w[3]; i++) {
 172                         vf->priv->qbuf[i] = MAX(f->ofields[0]->planes[3][i], f->ofields[1]->planes[3][i+c->w[3]]);
 173                 }
 174         }
 175 #endif
 176
 177         /* If the frame isn't already exportable... */
 178         while (!f->buffer) {
 179                 dmpi = vf_get_image(vf->next, mpi->imgfmt,
 180                         MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
 181                         mpi->width, mpi->height);
 182                 /* FIXME: Is it ok to discard dmpi if it's not direct? */
 183                 if (!(dmpi->flags & MP_IMGFLAG_DIRECT)) {
 184                         pullup_pack_frame(c, f);
 185                         break;
 186                 }
 187                 /* Direct render fields into output buffer */
 188                 my_memcpy_pic(dmpi->planes[0], f->ofields[0]->planes[0],
 189                         mpi->w, mpi->h/2, dmpi->stride[0]*2, c->stride[0]*2);
 190                 my_memcpy_pic(dmpi->planes[0] + dmpi->stride[0],
 191                         f->ofields[1]->planes[0] + c->stride[0],
 192                         mpi->w, mpi->h/2, dmpi->stride[0]*2, c->stride[0]*2);
 193                 if (mpi->flags & MP_IMGFLAG_PLANAR) {
 194                         my_memcpy_pic(dmpi->planes[1], f->ofields[0]->planes[1],
 195                                 mpi->chroma_width, mpi->chroma_height/2,
 196                                 dmpi->stride[1]*2, c->stride[1]*2);
 197                         my_memcpy_pic(dmpi->planes[1] + dmpi->stride[1],
 198                                 f->ofields[1]->planes[1] + c->stride[1],
 199                                 mpi->chroma_width, mpi->chroma_height/2,
 200                                 dmpi->stride[1]*2, c->stride[1]*2);
 201                         my_memcpy_pic(dmpi->planes[2], f->ofields[0]->planes[2],
 202                                 mpi->chroma_width, mpi->chroma_height/2,
 203                                 dmpi->stride[2]*2, c->stride[2]*2);
 204                         my_memcpy_pic(dmpi->planes[2] + dmpi->stride[2],
 205                                 f->ofields[1]->planes[2] + c->stride[2],
 206                                 mpi->chroma_width, mpi->chroma_height/2,
 207                                 dmpi->stride[2]*2, c->stride[2]*2);
 208                 }
 209                 pullup_release_frame(f);
 210                 if (mpi->qscale) {
 211                         dmpi->qscale = vf->priv->qbuf;
 212                         dmpi->qstride = mpi->qstride;
 213                         dmpi->qscale_type = mpi->qscale_type;
 214                 }
 215                 return vf_next_put_image(vf, dmpi, MP_NOPTS_VALUE);
 216         }
 217         dmpi = vf_get_image(vf->next, mpi->imgfmt,
 218                 MP_IMGTYPE_EXPORT, MP_IMGFLAG_ACCEPT_STRIDE,
 219                 mpi->width, mpi->height);
 220
 221         dmpi->planes[0] = f->buffer->planes[0];
 222         dmpi->planes[1] = f->buffer->planes[1];
 223         dmpi->planes[2] = f->buffer->planes[2];
 224
 225         dmpi->stride[0] = c->stride[0];
 226         dmpi->stride[1] = c->stride[1];
 227         dmpi->stride[2] = c->stride[2];
 228
 229         if (mpi->qscale) {
 230                 dmpi->qscale = vf->priv->qbuf;
 231                 dmpi->qstride = mpi->qstride;
 232                 dmpi->qscale_type = mpi->qscale_type;
 233         }
 234         ret = vf_next_put_image(vf, dmpi, MP_NOPTS_VALUE);
 235         pullup_release_frame(f);
 236         return ret;
 237 }
 238
 239 static int query_format(struct vf_instance_s* vf, unsigned int fmt)
 240 {
 241         /* FIXME - support more formats */
 242         switch (fmt) {
 243         case IMGFMT_YV12:
 244         case IMGFMT_IYUV:
 245         case IMGFMT_I420:
 246                 return vf_next_query_format(vf, fmt);
 247         }
 248         return 0;
 249 }
 250
 251 static int config(struct vf_instance_s* vf,
 252         int width, int height, int d_width, int d_height,
 253         unsigned int flags, unsigned int outfmt)
 254 {
 255         if (height&3) return 0;
 256         return vf_next_config(vf, width, height, d_width, d_height, flags, outfmt);
 257 }
 258
 259 static void uninit(struct vf_instance_s* vf)
 260 {
 261         pullup_free_context(vf->priv->ctx);
 262         free(vf->priv);
 263 }
 264
 265 static int open(vf_instance_t *vf, char* args)
 266 {
 267         struct vf_priv_s *p;
 268         struct pullup_context *c;
 269         //vf->get_image = get_image;
 270         vf->put_image = put_image;
 271         vf->config = config;
 272         vf->query_format = query_format;
 273         vf->uninit = uninit;
 274         vf->default_reqs = VFCAP_ACCEPT_STRIDE;
 275         vf->priv = p = calloc(1, sizeof(struct vf_priv_s));
 276         p->ctx = c = pullup_alloc_context();
 277         p->fakecount = 1;
 278         c->verbose = verbose>0;
 279         c->junk_left = c->junk_right = 1;
 280         c->junk_top = c->junk_bottom = 4;
 281         c->strict_breaks = 0;
 282         c->metric_plane = 0;
 283         if (args) {
 284                 sscanf(args, "%d:%d:%d:%d:%d:%d", &c->junk_left, &c->junk_right, &c->junk_top, &c->junk_bottom, &c->strict_breaks, &c->metric_plane);
 285         }
 286         return 1;
 287 }
 288
 289 const const vf_info_t vf_info_pullup = {
 290     "pullup (from field sequence to frames)",
 291     "pullup",
 292     "Rich Felker",
 293     "",
 294     open,
 295     NULL
 296 };
 297
 298