libmpcodecs/vd.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 "help_mp.h"
   8 #include "options.h"
   9
  10 #include "codec-cfg.h"
  11
  12 #include "img_format.h"
  13
  14 #include "stream/stream.h"
  15 #include "libmpdemux/demuxer.h"
  16 #include "libmpdemux/stheader.h"
  17 #include "dec_video.h"
  18
  19 #include "vd.h"
  20 #include "vf.h"
  21
  22 extern const vd_functions_t mpcodecs_vd_null;
  23 extern const vd_functions_t mpcodecs_vd_ffmpeg;
  24 extern const vd_functions_t mpcodecs_vd_theora;
  25 extern const vd_functions_t mpcodecs_vd_dshow;
  26 extern const vd_functions_t mpcodecs_vd_dmo;
  27 extern const vd_functions_t mpcodecs_vd_vfw;
  28 extern const vd_functions_t mpcodecs_vd_vfwex;
  29 extern const vd_functions_t mpcodecs_vd_raw;
  30 extern const vd_functions_t mpcodecs_vd_hmblck;
  31 extern const vd_functions_t mpcodecs_vd_xanim;
  32 extern const vd_functions_t mpcodecs_vd_nuv;
  33 extern const vd_functions_t mpcodecs_vd_mpng;
  34 extern const vd_functions_t mpcodecs_vd_ijpg;
  35 extern const vd_functions_t mpcodecs_vd_mtga;
  36 extern const vd_functions_t mpcodecs_vd_sgi;
  37 extern const vd_functions_t mpcodecs_vd_libmpeg2;
  38 extern const vd_functions_t mpcodecs_vd_mpegpes;
  39 extern const vd_functions_t mpcodecs_vd_zrmjpeg;
  40 extern const vd_functions_t mpcodecs_vd_realvid;
  41 extern const vd_functions_t mpcodecs_vd_xvid;
  42 extern const vd_functions_t mpcodecs_vd_libdv;
  43 extern const vd_functions_t mpcodecs_vd_lzo;
  44 extern const vd_functions_t mpcodecs_vd_qtvideo;
  45
  46 /* Please do not add any new decoders here. If you want to implement a new
  47  * decoder, add it to libavcodec, except for wrappers around external
  48  * libraries and decoders requiring binary support. */
  49
  50 const vd_functions_t * const mpcodecs_vd_drivers[] = {
  51     &mpcodecs_vd_null,
  52 #ifdef CONFIG_LIBAVCODEC
  53     &mpcodecs_vd_ffmpeg,
  54 #endif
  55 #ifdef CONFIG_OGGTHEORA
  56     &mpcodecs_vd_theora,
  57 #endif
  58 #ifdef CONFIG_WIN32DLL
  59     &mpcodecs_vd_dshow,
  60     &mpcodecs_vd_dmo,
  61     &mpcodecs_vd_vfw,
  62     &mpcodecs_vd_vfwex,
  63 #endif
  64     &mpcodecs_vd_lzo,
  65     &mpcodecs_vd_raw,
  66     &mpcodecs_vd_hmblck,
  67     &mpcodecs_vd_nuv,
  68 #ifdef CONFIG_XANIM
  69     &mpcodecs_vd_xanim,
  70 #endif
  71 #ifdef CONFIG_PNG
  72     &mpcodecs_vd_mpng,
  73 #endif
  74 #ifdef CONFIG_JPEG
  75     &mpcodecs_vd_ijpg,
  76 #endif
  77     &mpcodecs_vd_mtga,
  78     &mpcodecs_vd_sgi,
  79 #ifdef CONFIG_LIBMPEG2
  80     &mpcodecs_vd_libmpeg2,
  81 #endif
  82     &mpcodecs_vd_mpegpes,
  83 #ifdef CONFIG_ZR
  84     &mpcodecs_vd_zrmjpeg,
  85 #endif
  86 #ifdef CONFIG_REALCODECS
  87     &mpcodecs_vd_realvid,
  88 #endif
  89 #ifdef CONFIG_XVID4
  90     &mpcodecs_vd_xvid,
  91 #endif
  92 #ifdef CONFIG_LIBDV095
  93     &mpcodecs_vd_libdv,
  94 #endif
  95 #ifdef CONFIG_QTX_CODECS
  96     &mpcodecs_vd_qtvideo,
  97 #endif
  98     /* Please do not add any new decoders here. If you want to implement a new
  99      * decoder, add it to libavcodec, except for wrappers around external
 100      * libraries and decoders requiring binary support. */
 101     NULL
 102 };
 103
 104 #include "libvo/video_out.h"
 105
 106 int mpcodecs_config_vo(sh_video_t *sh, int w, int h,
 107                        unsigned int preferred_outfmt)
 108 {
 109     struct MPOpts *opts = sh->opts;
 110     int i, j;
 111     unsigned int out_fmt = 0;
 112     int screen_size_x = 0;
 113     int screen_size_y = 0;
 114     vf_instance_t *vf = sh->vfilter, *sc = NULL;
 115     int palette = 0;
 116     int vocfg_flags = 0;
 117
 118     if (w)
 119         sh->disp_w = w;
 120     if (h)
 121         sh->disp_h = h;
 122
 123     if (!sh->disp_w || !sh->disp_h)
 124         return 0;
 125
 126     mp_msg(MSGT_DECVIDEO, MSGL_INFO, MSGTR_VoConfigRequest, w, h,
 127            vo_format_name(preferred_outfmt));
 128
 129     if (get_video_quality_max(sh) <= 0 && divx_quality) {
 130         // user wants postprocess but no pp filter yet:
 131         sh->vfilter = vf = vf_open_filter(opts, vf, "pp", NULL);
 132     }
 133     // check if libvo and codec has common outfmt (no conversion):
 134   csp_again:
 135
 136     if (mp_msg_test(MSGT_DECVIDEO, MSGL_V)) {
 137         vf_instance_t *f = vf;
 138         mp_msg(MSGT_DECVIDEO, MSGL_V, "Trying filter chain:");
 139         for (f = vf; f; f = f->next)
 140             mp_msg(MSGT_DECVIDEO, MSGL_V, " %s", f->info->name);
 141         mp_msg(MSGT_DECVIDEO, MSGL_V, "\n");
 142     }
 143
 144     j = -1;
 145     for (i = 0; i < CODECS_MAX_OUTFMT; i++) {
 146         int flags;
 147         out_fmt = sh->codec->outfmt[i];
 148         if (out_fmt == (unsigned int) 0xFFFFFFFF)
 149             continue;
 150         flags = vf->query_format(vf, out_fmt);
 151         mp_msg(MSGT_CPLAYER, MSGL_DBG2,
 152                "vo_debug: query(%s) returned 0x%X (i=%d) \n",
 153                vo_format_name(out_fmt), flags, i);
 154         if ((flags & VFCAP_CSP_SUPPORTED_BY_HW)
 155             || (flags & VFCAP_CSP_SUPPORTED && j < 0)) {
 156             // check (query) if codec really support this outfmt...
 157             sh->outfmtidx = j; // pass index to the control() function this way
 158             if (sh->vd_driver->control(sh, VDCTRL_QUERY_FORMAT, &out_fmt) ==
 159                 CONTROL_FALSE) {
 160                 mp_msg(MSGT_CPLAYER, MSGL_DBG2,
 161                        "vo_debug: codec query_format(%s) returned FALSE\n",
 162                        vo_format_name(out_fmt));
 163                 continue;
 164             }
 165             j = i;
 166             sh->output_flags = flags;
 167             if (flags & VFCAP_CSP_SUPPORTED_BY_HW)
 168                 break;
 169         } else if (!palette
 170                    && !(flags &
 171                         (VFCAP_CSP_SUPPORTED_BY_HW | VFCAP_CSP_SUPPORTED))
 172                    && (out_fmt == IMGFMT_RGB8 || out_fmt == IMGFMT_BGR8)) {
 173             sh->outfmtidx = j; // pass index to the control() function this way
 174             if (sh->vd_driver->control(sh, VDCTRL_QUERY_FORMAT, &out_fmt) !=
 175                 CONTROL_FALSE)
 176                 palette = 1;
 177         }
 178     }
 179     if (j < 0) {
 180         // TODO: no match - we should use conversion...
 181         if (strcmp(vf->info->name, "scale") && palette != -1) {
 182             mp_msg(MSGT_DECVIDEO, MSGL_INFO, MSGTR_CouldNotFindColorspace);
 183             sc = vf = vf_open_filter(opts, vf, "scale", NULL);
 184             goto csp_again;
 185         } else if (palette == 1) {
 186             mp_msg(MSGT_DECVIDEO, MSGL_V, "vd: Trying -vf palette...\n");
 187             palette = -1;
 188             vf = vf_open_filter(opts, vf, "palette", NULL);
 189             goto csp_again;
 190         } else {
 191             // sws failed, if the last filter (vf_vo) support MPEGPES try
 192             // to append vf_lavc
 193             vf_instance_t *vo, *vp = NULL, *ve;
 194             // Remove the scale filter if we added it ourselves
 195             if (vf == sc) {
 196                 ve = vf;
 197                 vf = vf->next;
 198                 vf_uninit_filter(ve);
 199             }
 200             // Find the last filter (vf_vo)
 201             for (vo = vf; vo->next; vo = vo->next)
 202                 vp = vo;
 203             if (vo->query_format(vo, IMGFMT_MPEGPES)
 204                 && (!vp || (vp && strcmp(vp->info->name, "lavc")))) {
 205                 ve = vf_open_filter(opts, vo, "lavc", NULL);
 206                 if (vp)
 207                     vp->next = ve;
 208                 else
 209                     vf = ve;
 210                 goto csp_again;
 211             }
 212         }
 213         mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_VOincompCodec);
 214         sh->vf_initialized = -1;
 215         return 0;               // failed
 216     }
 217     out_fmt = sh->codec->outfmt[j];
 218     mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_UsingXAsOutputCspNoY,
 219            vo_format_name(out_fmt), j);
 220     sh->outfmtidx = j;
 221     sh->vfilter = vf;
 222
 223     // autodetect flipping
 224     if (opts->flip == -1) {
 225         opts->flip = 0;
 226         if (sh->codec->outflags[j] & CODECS_FLAG_FLIP)
 227             if (!(sh->codec->outflags[j] & CODECS_FLAG_NOFLIP))
 228                 opts->flip = 1;
 229     }
 230     if (sh->output_flags & VFCAP_FLIPPED)
 231         opts->flip ^= 1;
 232     if (opts->flip && !(sh->output_flags & VFCAP_FLIP)) {
 233         // we need to flip, but no flipping filter avail.
 234         vf_add_before_vo(&vf, "flip", NULL);
 235         sh->vfilter = vf;
 236     }
 237     // time to do aspect ratio corrections...
 238
 239     if (opts->movie_aspect > -1.0)
 240         sh->aspect = opts->movie_aspect;        // cmdline overrides autodetect
 241     else if (sh->stream_aspect != 0.0)
 242         sh->aspect = sh->stream_aspect;
 243
 244     if (opts->screen_size_x || opts->screen_size_y) {
 245         screen_size_x = opts->screen_size_x;
 246         screen_size_y = opts->screen_size_y;
 247         if (!opts->vidmode) {
 248             if (!screen_size_x)
 249                 screen_size_x = 1;
 250             if (!screen_size_y)
 251                 screen_size_y = 1;
 252             if (screen_size_x <= 8)
 253                 screen_size_x *= sh->disp_w;
 254             if (screen_size_y <= 8)
 255                 screen_size_y *= sh->disp_h;
 256         }
 257     } else {
 258         // check source format aspect, calculate prescale ::atmos
 259         screen_size_x = sh->disp_w;
 260         screen_size_y = sh->disp_h;
 261         if (opts->screen_size_xy >= 0.001) {
 262             if (opts->screen_size_xy <= 8) {
 263                 // -xy means x+y scale
 264                 screen_size_x *= opts->screen_size_xy;
 265                 screen_size_y *= opts->screen_size_xy;
 266             } else {
 267                 // -xy means forced width while keeping correct aspect
 268                 screen_size_x = opts->screen_size_xy;
 269                 screen_size_y = opts->screen_size_xy * sh->disp_h / sh->disp_w;
 270             }
 271         }
 272         if (sh->aspect > 0.01) {
 273             int w;
 274             mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_MovieAspectIsSet,
 275                    sh->aspect);
 276             mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_VIDEO_ASPECT=%1.4f\n",
 277                    sh->aspect);
 278             w = (int) ((float) screen_size_y * sh->aspect);
 279             w += w % 2;         // round
 280             // we don't like horizontal downscale || user forced width:
 281             if (w < screen_size_x || opts->screen_size_xy > 8) {
 282                 screen_size_y =
 283                     (int) ((float) screen_size_x * (1.0 / sh->aspect));
 284                 screen_size_y += screen_size_y % 2;     // round
 285             } else
 286                 screen_size_x = w;      // keep new width
 287         } else {
 288             mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_MovieAspectUndefined);
 289         }
 290     }
 291
 292     vocfg_flags = (opts->fullscreen ? VOFLAG_FULLSCREEN : 0)
 293         | (opts->vidmode ? VOFLAG_MODESWITCHING : 0)
 294         | (opts->softzoom ? VOFLAG_SWSCALE : 0)
 295         | (opts->flip ? VOFLAG_FLIPPING : 0);
 296
 297     // Time to config libvo!
 298     mp_msg(MSGT_CPLAYER, MSGL_V,
 299            "VO Config (%dx%d->%dx%d,flags=%d,'%s',0x%X)\n", sh->disp_w,
 300            sh->disp_h, screen_size_x, screen_size_y, vocfg_flags, "MPlayer",
 301            out_fmt);
 302
 303     vf->w = sh->disp_w;
 304     vf->h = sh->disp_h;
 305     if (vf_config_wrapper
 306         (vf, sh->disp_w, sh->disp_h, screen_size_x, screen_size_y, vocfg_flags,
 307          out_fmt) == 0) {
 308         mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_CannotInitVO);
 309         sh->vf_initialized = -1;
 310         return 0;
 311     }
 312
 313     sh->vf_initialized = 1;
 314
 315     if (opts->vo_gamma_gamma != 1000)
 316         set_video_colors(sh, "gamma", opts->vo_gamma_gamma);
 317     if (opts->vo_gamma_brightness != 1000)
 318         set_video_colors(sh, "brightness", opts->vo_gamma_brightness);
 319     if (opts->vo_gamma_contrast != 1000)
 320         set_video_colors(sh, "contrast", opts->vo_gamma_contrast);
 321     if (opts->vo_gamma_saturation != 1000)
 322         set_video_colors(sh, "saturation", opts->vo_gamma_saturation);
 323     if (opts->vo_gamma_hue != 1000)
 324         set_video_colors(sh, "hue", opts->vo_gamma_hue);
 325
 326     return 1;
 327 }
 328
 329 // mp_imgtype: buffering type, see mp_image.h
 330 // mp_imgflag: buffer requirements (read/write, preserve, stride limits), see mp_image.h
 331 // returns NULL or allocated mp_image_t*
 332 // Note: buffer allocation may be moved to mpcodecs_config_vo() later...
 333 mp_image_t *mpcodecs_get_image(sh_video_t *sh, int mp_imgtype, int mp_imgflag,
 334                                int w, int h)
 335 {
 336     mp_image_t *mpi =
 337         vf_get_image(sh->vfilter, sh->codec->outfmt[sh->outfmtidx], mp_imgtype,
 338                      mp_imgflag, w, h);
 339     if (mpi)
 340         mpi->x = mpi->y = 0;
 341     return mpi;
 342 }
 343
 344 void mpcodecs_draw_slice(sh_video_t *sh, unsigned char **src, int *stride,
 345                          int w, int h, int x, int y)
 346 {
 347     struct vf_instance *vf = sh->vfilter;
 348
 349     if (vf->draw_slice)
 350         vf->draw_slice(vf, src, stride, w, h, x, y);
 351 }