pipewire/spa/tests/test-props.c

/* Spa
 * Copyright (C) 2017 Wim Taymans <wim.taymans@gmail.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>

#include <spa/type-map.h>
#include <spa/log.h>
#include <spa/node.h>
#include <spa/loop.h>
#include <spa/video/format-utils.h>
#include <spa/format-builder.h>
#include <lib/debug.h>
#include <lib/mapper.h>

#if 0
/* { video/raw,
 *   format: (int 1) { 1  2 },
 *   size:   (rect (320 240)) { (1 1) (MAX MAX) },
 *   framerate: (frac (25 1)) { (0 1) (MAX 1) },
 */

spa_build (SPA_MEDIA_TYPE_VIDEO, SPA_MEDIA_SUBTYPE_RAW,
           type.format_video.format,    SPA_PROP_TYPE_ID,
                                                video_format.I420
                                        SPA_POD_PROP_FLAG_UNSET |
                                        SPA_PROP_RANGE_ENUM, 2,
                                                video_format.I420,
                                                video_format.YUY2,
           type.format_video.size  ,    SPA_PROP_TYPE_RECTANGLE,
                                                320, 240,
                                        SPA_POD_PROP_FLAG_UNSET |
                                        SPA_PROP_RANGE_MIN_MAX,
                                                1, 1,
                                                INT32_MAX, INT32_MAX,
           type.format_video.framerate, SPA_PROP_TYPE_FRACTION, 25, 1,
                                        SPA_POD_PROP_FLAG_UNSET |
                                        SPA_PROP_RANGE_MIN_MAX,
                                                0, 1,
                                                INT32_MAX, 1,
           0);
#endif

static struct {
  uint32_t format;
  SpaTypeMediaType media_type;
  SpaTypeMediaSubtype media_subtype;
  SpaTypeFormatVideo format_video;
  SpaTypeVideoFormat video_format;
} type = { 0, };

static inline void
type_init (SpaTypeMap *map)
{
  type.format = spa_type_map_get_id (map, SPA_TYPE__Format);
  spa_type_media_type_map (map, &type.media_type);
  spa_type_media_subtype_map (map, &type.media_subtype);
  spa_type_format_video_map (map, &type.format_video);
  spa_type_video_format_map (map, &type.video_format);
}

static void
do_static_struct (SpaTypeMap *map)
{
  struct _test_format {
    SpaFormat fmt;

    struct {
      SpaPODProp prop_format;
      struct {
        uint32_t def_format;
        uint32_t enum_format[2];
      } format_vals;
      uint32_t pad;

      SpaPODProp prop_size;
      struct {
        SpaRectangle def_size;
        SpaRectangle min_size;
        SpaRectangle max_size;
      } size_vals;

      SpaPODProp prop_framerate;
      struct {
        SpaFraction def_framerate;
        SpaFraction min_framerate;
        SpaFraction max_framerate;
      } framerate_vals;
    } props;
  } test_format = {
    { { sizeof (test_format.props) + sizeof (SpaFormatBody), SPA_POD_TYPE_OBJECT },
      { { 0, type.format },
      { { sizeof (uint32_t), SPA_POD_TYPE_ID }, type.media_type.video },
      { { sizeof (uint32_t), SPA_POD_TYPE_ID }, type.media_subtype.raw } },
    }, {
    { { sizeof (test_format.props.format_vals) + sizeof (SpaPODPropBody),
        SPA_POD_TYPE_PROP } ,
      { type.format_video.format, SPA_POD_PROP_RANGE_ENUM | SPA_POD_PROP_FLAG_UNSET,
        { sizeof (uint32_t), SPA_POD_TYPE_ID } }, },
          { type.video_format.I420,
           { type.video_format.I420, type.video_format.YUY2 } }, 0,

    { { sizeof (test_format.props.size_vals) + sizeof (SpaPODPropBody),
        SPA_POD_TYPE_PROP } ,
      { type.format_video.size, SPA_POD_PROP_RANGE_MIN_MAX | SPA_POD_PROP_FLAG_UNSET,
        { sizeof (SpaRectangle), SPA_POD_TYPE_RECTANGLE } }, },
          { { 320, 243 },
            { 1, 1 },
            { INT32_MAX, INT32_MAX } },

    { { sizeof (test_format.props.framerate_vals) + sizeof (SpaPODPropBody),
        SPA_POD_TYPE_PROP } ,
      { type.format_video.framerate, SPA_POD_PROP_RANGE_MIN_MAX | SPA_POD_PROP_FLAG_UNSET,
        { sizeof (SpaFraction), SPA_POD_TYPE_FRACTION } }, },
          { { 25, 1 },
            { 0, 1 },
            { INT32_MAX, 1 } },
    }
  };

  spa_debug_pod (&test_format.fmt.pod, map);
  spa_debug_format (&test_format.fmt, map);

  {
    uint32_t format = 0, match;
    SpaFraction frac = { 0, 0 };

    match = spa_pod_contents_query (&test_format.fmt.pod, sizeof (SpaFormat),
        type.format_video.format,    SPA_POD_TYPE_INT, &format,
        type.format_video.framerate, SPA_POD_TYPE_FRACTION, &frac,
        0);

    printf ("%d %d %d %d\n", match, format, frac.num, frac.denom);
  }

}

int
main (int argc, char *argv[])
{
  SpaPODBuilder b = { NULL, };
  SpaPODFrame frame[4];
  uint8_t buffer[1024];
  SpaFormat *fmt;
  SpaTypeMap *map = spa_type_map_get_default();

  type_init (map);

  spa_pod_builder_init (&b, buffer, sizeof (buffer));

  fmt = SPA_MEMBER (buffer, spa_pod_builder_push_format (&b, &frame[0], type.format,
                                                         type.media_type.video,
                                                         type.media_subtype.raw), SpaFormat);
  spa_pod_builder_push_prop (&b, &frame[1],
                             type.format_video.format,
                             SPA_POD_PROP_RANGE_ENUM | SPA_POD_PROP_FLAG_UNSET);
  spa_pod_builder_id (&b, type.video_format.I420);
  spa_pod_builder_id (&b, type.video_format.I420);
  spa_pod_builder_id (&b, type.video_format.YUY2);
  spa_pod_builder_pop (&b, &frame[1]);

  SpaRectangle size_min_max[] = { { 1, 1 }, { INT32_MAX, INT32_MAX } };
  spa_pod_builder_push_prop (&b, &frame[1],
                             type.format_video.size,
                             SPA_POD_PROP_RANGE_MIN_MAX | SPA_POD_PROP_FLAG_UNSET);
  spa_pod_builder_rectangle (&b, 320, 240);
  spa_pod_builder_raw (&b, size_min_max, sizeof(size_min_max));
  spa_pod_builder_pop (&b, &frame[1]);

  SpaFraction rate_min_max[] = { { 0, 1 }, { INT32_MAX, 1 } };
  spa_pod_builder_push_prop (&b, &frame[1],
                             type.format_video.framerate,
                             SPA_POD_PROP_RANGE_MIN_MAX | SPA_POD_PROP_FLAG_UNSET);
  spa_pod_builder_fraction (&b, 25, 1);
  spa_pod_builder_raw (&b, rate_min_max, sizeof(rate_min_max));
  spa_pod_builder_pop (&b, &frame[1]);

  spa_pod_builder_pop (&b, &frame[0]);

  spa_debug_pod (&fmt->pod, map);

  spa_pod_builder_init (&b, buffer, sizeof (buffer));

  spa_pod_builder_format (&b, &frame[0], type.format,
       type.media_type.video, type.media_subtype.raw,
       SPA_POD_TYPE_PROP, &frame[1],
           type.format_video.format,    SPA_POD_PROP_FLAG_UNSET |
                                        SPA_POD_PROP_RANGE_ENUM,
                                        SPA_POD_TYPE_ID, 3,
                                                type.video_format.I420,
                                                type.video_format.I420,
                                                type.video_format.YUY2,
      -SPA_POD_TYPE_PROP, &frame[1],
       SPA_POD_TYPE_PROP, &frame[1],
           type.format_video.size,      SPA_POD_PROP_FLAG_UNSET |
                                        SPA_POD_PROP_RANGE_MIN_MAX,
                                        SPA_POD_TYPE_RECTANGLE, 3,
                                                320, 241,
                                                1, 1,
                                                INT32_MAX, INT32_MAX,
      -SPA_POD_TYPE_PROP, &frame[1],
       SPA_POD_TYPE_PROP, &frame[1],
           type.format_video.framerate, SPA_POD_PROP_FLAG_UNSET |
                                        SPA_POD_PROP_RANGE_MIN_MAX,
                                        SPA_POD_TYPE_FRACTION, 3,
                                                25, 1,
                                                0, 1,
                                                INT32_MAX, 1,
      -SPA_POD_TYPE_PROP, &frame[1]);

  fmt = SPA_MEMBER (buffer, frame[0].ref, SpaFormat);
  spa_debug_pod (&fmt->pod, map);
  spa_debug_format (fmt, map);

  spa_pod_builder_init (&b, buffer, sizeof (buffer));

  spa_pod_builder_add (&b,
      SPA_POD_TYPE_OBJECT, &frame[0], 0, type.format,
      SPA_POD_TYPE_ID, type.media_type.video,
      SPA_POD_TYPE_ID, type.media_subtype.raw,
      SPA_POD_TYPE_PROP, &frame[1],
            type.format_video.format, SPA_POD_PROP_FLAG_UNSET |
                                      SPA_POD_PROP_RANGE_ENUM,
                                      SPA_POD_TYPE_ID, 3,
                                            type.video_format.I420,
                                            type.video_format.I420,
                                            type.video_format.YUY2,
    -SPA_POD_TYPE_PROP, &frame[1],
     SPA_POD_TYPE_PROP, &frame[1],
           type.format_video.size,    SPA_POD_PROP_FLAG_UNSET |
                                      SPA_POD_PROP_RANGE_MIN_MAX,
                                      SPA_POD_TYPE_RECTANGLE, 3,
                                                320, 242,
                                                1, 1,
                                                INT32_MAX, INT32_MAX,
    -SPA_POD_TYPE_PROP, &frame[1],
     SPA_POD_TYPE_PROP, &frame[1],
           type.format_video.framerate, SPA_POD_PROP_FLAG_UNSET |
                                        SPA_POD_PROP_RANGE_MIN_MAX,
                                        SPA_POD_TYPE_FRACTION, 3,
                                                25, 1,
                                                0, 1,
                                                INT32_MAX, 1,
    -SPA_POD_TYPE_PROP, &frame[1],
    -SPA_POD_TYPE_OBJECT, &frame[0],
    0);

  fmt = SPA_MEMBER (buffer, frame[0].ref, SpaFormat);
  spa_debug_pod (&fmt->pod, map);
  spa_debug_format (fmt, map);

  do_static_struct (map);

  printf ("%d\n", spa_type_is_a (SPA_TYPE__MediaType, SPA_TYPE_ENUM_BASE));
  printf ("%d\n", spa_type_is_a (SPA_TYPE__MediaSubtype, SPA_TYPE_ENUM_BASE));
  printf ("%d\n", spa_type_is_a (SPA_TYPE__Format, SPA_TYPE_ENUM_BASE));
  printf ("%d\n", spa_type_is_a (SPA_TYPE__Format, SPA_TYPE_POD_BASE));
  printf ("%d\n", spa_type_is_a (SPA_TYPE__Format, SPA_TYPE_POD_OBJECT_BASE));

  return 0;
}