libmpcodecs/vf_pullup.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
  23 #include "config.h"
  24 #include "mp_msg.h"
  25 #include "cpudetect.h"
  26
  27 #include "img_format.h"
  28 #include "mp_image.h"
  29 #include "vf.h"
  30
  31 #include "libvo/fastmemcpy.h"
  32
  33 #include "pullup.h"
  34
  35 #undef MAX
  36 #define MAX(a,b) ((a)>(b)?(a):(b))
  37
  38 struct vf_priv_s {
  39         struct pullup_context *ctx;
  40         int init;
  41         int fakecount;
  42         char *qbuf;
  43 };
  44
  45 static void init_pullup(struct vf_instance *vf, mp_image_t *mpi)
  46 {
  47         struct pullup_context *c = vf->priv->ctx;
  48
  49         if (mpi->flags & MP_IMGFLAG_PLANAR) {
  50                 c->format = PULLUP_FMT_Y;
  51                 c->nplanes = 4;
  52                 pullup_preinit_context(c);
  53                 c->bpp[0] = c->bpp[1] = c->bpp[2] = 8;
  54                 c->w[0] = mpi->w;
  55                 c->h[0] = mpi->h;
  56                 c->w[1] = c->w[2] = mpi->chroma_width;
  57                 c->h[1] = c->h[2] = mpi->chroma_height;
  58                 c->w[3] = ((mpi->w+15)/16) * ((mpi->h+15)/16);
  59                 c->h[3] = 2;
  60                 c->stride[0] = mpi->width;
  61                 c->stride[1] = c->stride[2] = mpi->chroma_width;
  62                 c->stride[3] = c->w[3];
  63                 c->background[1] = c->background[2] = 128;
  64         }
  65
  66         if (gCpuCaps.hasMMX) c->cpu |= PULLUP_CPU_MMX;
  67         if (gCpuCaps.hasMMX2) c->cpu |= PULLUP_CPU_MMX2;
  68         if (gCpuCaps.has3DNow) c->cpu |= PULLUP_CPU_3DNOW;
  69         if (gCpuCaps.has3DNowExt) c->cpu |= PULLUP_CPU_3DNOWEXT;
  70         if (gCpuCaps.hasSSE) c->cpu |= PULLUP_CPU_SSE;
  71         if (gCpuCaps.hasSSE2) c->cpu |= PULLUP_CPU_SSE2;
  72
  73         pullup_init_context(c);
  74
  75         vf->priv->init = 1;
  76         vf->priv->qbuf = malloc(c->w[3]);
  77 }
  78
  79
  80 #if 0
  81 static void get_image(struct vf_instance *vf, mp_image_t *mpi)
  82 {
  83         struct pullup_context *c = vf->priv->ctx;
  84         struct pullup_buffer *b;
  85
  86         if (mpi->type == MP_IMGTYPE_STATIC) return;
  87
  88         if (!vf->priv->init) init_pullup(vf, mpi);
  89
  90         b = pullup_get_buffer(c, 2);
  91         if (!b) return; /* shouldn't happen... */
  92
  93         mpi->priv = b;
  94
  95         mpi->planes[0] = b->planes[0];
  96         mpi->planes[1] = b->planes[1];
  97         mpi->planes[2] = b->planes[2];
  98         mpi->stride[0] = c->stride[0];
  99         mpi->stride[1] = c->stride[1];
 100         mpi->stride[2] = c->stride[2];
 101
 102         mpi->flags |= MP_IMGFLAG_DIRECT;
 103         mpi->flags &= ~MP_IMGFLAG_DRAW_CALLBACK;
 104 }
 105 #endif
 106
 107 static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts)
 108 {
 109         struct pullup_context *c = vf->priv->ctx;
 110         struct pullup_buffer *b;
 111         struct pullup_frame *f;
 112         mp_image_t *dmpi;
 113         int ret;
 114         int p;
 115         int i;
 116
 117         if (!vf->priv->init) init_pullup(vf, mpi);
 118
 119         if (mpi->flags & MP_IMGFLAG_DIRECT) {
 120                 b = mpi->priv;
 121                 mpi->priv = 0;
 122         } else {
 123                 b = pullup_get_buffer(c, 2);
 124                 if (!b) {
 125                         mp_msg(MSGT_VFILTER,MSGL_ERR,"Could not get buffer from pullup!\n");
 126                         f = pullup_get_frame(c);
 127                         pullup_release_frame(f);
 128                         return 0;
 129                 }
 130                 memcpy_pic(b->planes[0], mpi->planes[0], mpi->w, mpi->h,
 131                         c->stride[0], mpi->stride[0]);
 132                 if (mpi->flags & MP_IMGFLAG_PLANAR) {
 133                         memcpy_pic(b->planes[1], mpi->planes[1],
 134                                 mpi->chroma_width, mpi->chroma_height,
 135                                 c->stride[1], mpi->stride[1]);
 136                         memcpy_pic(b->planes[2], mpi->planes[2],
 137                                 mpi->chroma_width, mpi->chroma_height,
 138                                 c->stride[2], mpi->stride[2]);
 139                 }
 140         }
 141         if (mpi->qscale) {
 142                 fast_memcpy(b->planes[3], mpi->qscale, c->w[3]);
 143                 fast_memcpy(b->planes[3]+c->w[3], mpi->qscale, c->w[3]);
 144         }
 145
 146         p = mpi->fields & MP_IMGFIELD_TOP_FIRST ? 0 :
 147                 (mpi->fields & MP_IMGFIELD_ORDERED ? 1 : 0);
 148         pullup_submit_field(c, b, p);
 149         pullup_submit_field(c, b, p^1);
 150         if (mpi->fields & MP_IMGFIELD_REPEAT_FIRST)
 151                 pullup_submit_field(c, b, p);
 152
 153         pullup_release_buffer(b, 2);
 154
 155         f = pullup_get_frame(c);
 156
 157         /* Fake yes for first few frames (buffer depth) to keep from
 158          * breaking A/V sync with G1's bad architecture... */
 159         if (!f) return vf->priv->fakecount ? (--vf->priv->fakecount,1) : 0;
 160
 161         if (f->length < 2) {
 162                 pullup_release_frame(f);
 163                 f = pullup_get_frame(c);
 164                 if (!f) return 0;
 165                 if (f->length < 2) {
 166                         pullup_release_frame(f);
 167                         if (!(mpi->fields & MP_IMGFIELD_REPEAT_FIRST))
 168                                 return 0;
 169                         f = pullup_get_frame(c);
 170                         if (!f) return 0;
 171                         if (f->length < 2) {
 172                                 pullup_release_frame(f);
 173                                 return 0;
 174                         }
 175                 }
 176         }
 177
 178 #if 0
 179         /* Average qscale tables from both frames. */
 180         if (mpi->qscale) {
 181                 for (i=0; i<c->w[3]; i++) {
 182                         vf->priv->qbuf[i] = (f->ofields[0]->planes[3][i]
 183                                 + f->ofields[1]->planes[3][i+c->w[3]])>>1;
 184                 }
 185         }
 186 #else
 187         /* Take worst of qscale tables from both frames. */
 188         if (mpi->qscale) {
 189                 for (i=0; i<c->w[3]; i++) {
 190                         vf->priv->qbuf[i] = MAX(f->ofields[0]->planes[3][i], f->ofields[1]->planes[3][i+c->w[3]]);
 191                 }
 192         }
 193 #endif
 194
 195         /* If the frame isn't already exportable... */
 196         while (!f->buffer) {
 197                 dmpi = vf_get_image(vf->next, mpi->imgfmt,
 198                         MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
 199                         mpi->width, mpi->height);
 200                 /* FIXME: Is it ok to discard dmpi if it's not direct? */
 201                 if (!(dmpi->flags & MP_IMGFLAG_DIRECT)) {
 202                         pullup_pack_frame(c, f);
 203                         break;
 204                 }
 205                 /* Direct render fields into output buffer */
 206                 my_memcpy_pic(dmpi->planes[0], f->ofields[0]->planes[0],
 207                         mpi->w, mpi->h/2, dmpi->stride[0]*2, c->stride[0]*2);
 208                 my_memcpy_pic(dmpi->planes[0] + dmpi->stride[0],
 209                         f->ofields[1]->planes[0] + c->stride[0],
 210                         mpi->w, mpi->h/2, dmpi->stride[0]*2, c->stride[0]*2);
 211                 if (mpi->flags & MP_IMGFLAG_PLANAR) {
 212                         my_memcpy_pic(dmpi->planes[1], f->ofields[0]->planes[1],
 213                                 mpi->chroma_width, mpi->chroma_height/2,
 214                                 dmpi->stride[1]*2, c->stride[1]*2);
 215                         my_memcpy_pic(dmpi->planes[1] + dmpi->stride[1],
 216                                 f->ofields[1]->planes[1] + c->stride[1],
 217                                 mpi->chroma_width, mpi->chroma_height/2,
 218                                 dmpi->stride[1]*2, c->stride[1]*2);
 219                         my_memcpy_pic(dmpi->planes[2], f->ofields[0]->planes[2],
 220                                 mpi->chroma_width, mpi->chroma_height/2,
 221                                 dmpi->stride[2]*2, c->stride[2]*2);
 222                         my_memcpy_pic(dmpi->planes[2] + dmpi->stride[2],
 223                                 f->ofields[1]->planes[2] + c->stride[2],
 224                                 mpi->chroma_width, mpi->chroma_height/2,
 225                                 dmpi->stride[2]*2, c->stride[2]*2);
 226                 }
 227                 pullup_release_frame(f);
 228                 if (mpi->qscale) {
 229                         dmpi->qscale = vf->priv->qbuf;
 230                         dmpi->qstride = mpi->qstride;
 231                         dmpi->qscale_type = mpi->qscale_type;
 232                 }
 233                 return vf_next_put_image(vf, dmpi, MP_NOPTS_VALUE);
 234         }
 235         dmpi = vf_get_image(vf->next, mpi->imgfmt,
 236                 MP_IMGTYPE_EXPORT, MP_IMGFLAG_ACCEPT_STRIDE,
 237                 mpi->width, mpi->height);
 238
 239         dmpi->planes[0] = f->buffer->planes[0];
 240         dmpi->planes[1] = f->buffer->planes[1];
 241         dmpi->planes[2] = f->buffer->planes[2];
 242
 243         dmpi->stride[0] = c->stride[0];
 244         dmpi->stride[1] = c->stride[1];
 245         dmpi->stride[2] = c->stride[2];
 246
 247         if (mpi->qscale) {
 248                 dmpi->qscale = vf->priv->qbuf;
 249                 dmpi->qstride = mpi->qstride;
 250                 dmpi->qscale_type = mpi->qscale_type;
 251         }
 252         ret = vf_next_put_image(vf, dmpi, MP_NOPTS_VALUE);
 253         pullup_release_frame(f);
 254         return ret;
 255 }
 256
 257 static int query_format(struct vf_instance *vf, unsigned int fmt)
 258 {
 259         /* FIXME - support more formats */
 260         switch (fmt) {
 261         case IMGFMT_YV12:
 262         case IMGFMT_IYUV:
 263         case IMGFMT_I420:
 264                 return vf_next_query_format(vf, fmt);
 265         }
 266         return 0;
 267 }
 268
 269 static int config(struct vf_instance *vf,
 270         int width, int height, int d_width, int d_height,
 271         unsigned int flags, unsigned int outfmt)
 272 {
 273         if (height&3) return 0;
 274         return vf_next_config(vf, width, height, d_width, d_height, flags, outfmt);
 275 }
 276
 277 static void uninit(struct vf_instance *vf)
 278 {
 279         pullup_free_context(vf->priv->ctx);
 280         free(vf->priv);
 281 }
 282
 283 static int vf_open(vf_instance_t *vf, char *args)
 284 {
 285         struct vf_priv_s *p;
 286         struct pullup_context *c;
 287         //vf->get_image = get_image;
 288         vf->put_image = put_image;
 289         vf->config = config;
 290         vf->query_format = query_format;
 291         vf->uninit = uninit;
 292         vf->default_reqs = VFCAP_ACCEPT_STRIDE;
 293         vf->priv = p = calloc(1, sizeof(struct vf_priv_s));
 294         p->ctx = c = pullup_alloc_context();
 295         p->fakecount = 1;
 296         c->verbose = verbose>0;
 297         c->junk_left = c->junk_right = 1;
 298         c->junk_top = c->junk_bottom = 4;
 299         c->strict_breaks = 0;
 300         c->metric_plane = 0;
 301         if (args) {
 302                 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);
 303         }
 304         return 1;
 305 }
 306
 307 const vf_info_t vf_info_pullup = {
 308     "pullup (from field sequence to frames)",
 309     "pullup",
 310     "Rich Felker",
 311     "",
 312     vf_open,
 313     NULL
 314 };