ges/ges-internal.h

   1 /* GStreamer Editing Services
   2  * Copyright (C) 2009 Edward Hervey <edward.hervey@collabora.co.uk>
   3  *               2009 Nokia Corporation
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public
  16  * License along with this library; if not, write to the
  17  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
  18  * Boston, MA 02110-1301, USA.
  19  */
  20
  21 #pragma once
  22
  23 #include <gst/gst.h>
  24 #include <gst/pbutils/encoding-profile.h>
  25 #include <gio/gio.h>
  26
  27 G_BEGIN_DECLS
  28
  29 #ifndef GST_CAT_DEFAULT
  30 #define GST_CAT_DEFAULT (_ges_debug ())
  31 #endif
  32
  33 #include "ges-timeline.h"
  34 #include "ges-track-element.h"
  35 #include "ges-timeline-element.h"
  36
  37 #include "ges-asset.h"
  38 #include "ges-base-xml-formatter.h"
  39 #include "ges-timeline-tree.h"
  40
  41 G_GNUC_INTERNAL
  42 GstDebugCategory * _ges_debug (void);
  43
  44 /*  The first 2 NLE priorities are used for:
  45  *    0- The Mixing element
  46  *    1- The Gaps
  47  */
  48 #define MIN_NLE_PRIO 2
  49 #define LAYER_HEIGHT 1000
  50
  51 #define _START(obj) GES_TIMELINE_ELEMENT_START (obj)
  52 #define _INPOINT(obj) GES_TIMELINE_ELEMENT_INPOINT (obj)
  53 #define _DURATION(obj) GES_TIMELINE_ELEMENT_DURATION (obj)
  54 #define _MAXDURATION(obj) GES_TIMELINE_ELEMENT_MAX_DURATION (obj)
  55 #define _PRIORITY(obj) GES_TIMELINE_ELEMENT_PRIORITY (obj)
  56 #ifndef _END
  57 #define _END(obj) (_START (obj) + _DURATION (obj))
  58 #endif
  59 #define _set_start0 ges_timeline_element_set_start
  60 #define _set_inpoint0 ges_timeline_element_set_inpoint
  61 #define _set_duration0 ges_timeline_element_set_duration
  62 #define _set_priority0 ges_timeline_element_set_priority
  63
  64 #define GES_CLOCK_TIME_IS_LESS(first, second) \
  65   (GST_CLOCK_TIME_IS_VALID (first) && (!GST_CLOCK_TIME_IS_VALID (second) \
  66   || (first) < (second)))
  67
  68 #define DEFAULT_FRAMERATE_N 30
  69 #define DEFAULT_FRAMERATE_D 1
  70 #define DEFAULT_WIDTH 1280
  71 #define DEFAULT_HEIGHT 720
  72
  73 #define GES_TIMELINE_ELEMENT_FORMAT \
  74     "s<%p>" \
  75     " [ %" GST_TIME_FORMAT \
  76     " (%" GST_TIME_FORMAT \
  77     ") - %" GST_TIME_FORMAT "(%" GST_TIME_FORMAT") layer: %" G_GINT32_FORMAT "] "
  78
  79 #define GES_TIMELINE_ELEMENT_ARGS(element) \
  80     GES_TIMELINE_ELEMENT_NAME(element), element, \
  81     GST_TIME_ARGS(GES_TIMELINE_ELEMENT_START(element)), \
  82     GST_TIME_ARGS(GES_TIMELINE_ELEMENT_INPOINT(element)), \
  83     GST_TIME_ARGS(GES_TIMELINE_ELEMENT_DURATION(element)), \
  84     GST_TIME_ARGS(GES_TIMELINE_ELEMENT_MAX_DURATION(element)), \
  85     GES_TIMELINE_ELEMENT_LAYER_PRIORITY(element)
  86
  87 #define GES_FORMAT GES_TIMELINE_ELEMENT_FORMAT
  88 #define GES_ARGS GES_TIMELINE_ELEMENT_ARGS
  89
  90 #define GES_IS_TIME_EFFECT(element) \
  91   (GES_IS_BASE_EFFECT (element) \
  92   && ges_base_effect_is_time_effect (GES_BASE_EFFECT (element)))
  93
  94 #define GES_TIMELINE_ELEMENT_SET_BEING_EDITED(element) \
  95   ELEMENT_SET_FLAG ( \
  96       ges_timeline_element_peak_toplevel (GES_TIMELINE_ELEMENT (element)), \
  97       GES_TIMELINE_ELEMENT_SET_SIMPLE)
  98
  99 #define GES_TIMELINE_ELEMENT_UNSET_BEING_EDITED(element) \
 100   ELEMENT_UNSET_FLAG ( \
 101       ges_timeline_element_peak_toplevel (GES_TIMELINE_ELEMENT (element)), \
 102       GES_TIMELINE_ELEMENT_SET_SIMPLE)
 103
 104 #define GES_TIMELINE_ELEMENT_BEING_EDITED(element) \
 105   ELEMENT_FLAG_IS_SET ( \
 106       ges_timeline_element_peak_toplevel (GES_TIMELINE_ELEMENT (element)), \
 107       GES_TIMELINE_ELEMENT_SET_SIMPLE)
 108
 109 /************************
 110  * Our property masks   *
 111  ************************/
 112 #define GES_PARAM_NO_SERIALIZATION (1 << (G_PARAM_USER_SHIFT + 1))
 113
 114 #define SUPRESS_UNUSED_WARNING(a) (void)a
 115
 116 G_GNUC_INTERNAL void
 117 ges_timeline_freeze_auto_transitions (GESTimeline * timeline, gboolean freeze);
 118
 119 G_GNUC_INTERNAL GESAutoTransition *
 120 ges_timeline_get_auto_transition_at_edge (GESTimeline * timeline, GESTrackElement * source,
 121   GESEdge edge);
 122
 123 G_GNUC_INTERNAL gboolean ges_timeline_is_disposed (GESTimeline* timeline);
 124
 125 G_GNUC_INTERNAL gboolean
 126 ges_timeline_edit (GESTimeline * timeline, GESTimelineElement * element,
 127     gint64 new_layer_priority, GESEditMode mode, GESEdge edge,
 128     guint64 position, GError ** error);
 129
 130 G_GNUC_INTERNAL gboolean
 131 ges_timeline_layer_priority_in_gap (GESTimeline * timeline, guint layer_priority);
 132
 133 G_GNUC_INTERNAL void
 134 ges_timeline_set_track_selection_error  (GESTimeline * timeline,
 135                                          gboolean was_error,
 136                                          GError * error);
 137 G_GNUC_INTERNAL gboolean
 138 ges_timeline_take_track_selection_error (GESTimeline * timeline,
 139                                          GError ** error);
 140
 141 G_GNUC_INTERNAL void
 142 timeline_add_group             (GESTimeline *timeline,
 143                                 GESGroup *group);
 144 G_GNUC_INTERNAL void
 145 timeline_remove_group          (GESTimeline *timeline,
 146                                 GESGroup *group);
 147 G_GNUC_INTERNAL void
 148 timeline_emit_group_added      (GESTimeline *timeline,
 149                                 GESGroup *group);
 150 G_GNUC_INTERNAL void
 151 timeline_emit_group_removed    (GESTimeline * timeline,
 152                                 GESGroup * group, GPtrArray * array);
 153
 154 G_GNUC_INTERNAL
 155 gboolean
 156 timeline_add_element           (GESTimeline *timeline,
 157                                 GESTimelineElement *element);
 158 G_GNUC_INTERNAL
 159 gboolean
 160 timeline_remove_element       (GESTimeline *timeline,
 161                                GESTimelineElement *element);
 162
 163 G_GNUC_INTERNAL
 164 GNode *
 165 timeline_get_tree           (GESTimeline *timeline);
 166
 167 G_GNUC_INTERNAL
 168 void
 169 timeline_fill_gaps            (GESTimeline *timeline);
 170
 171 G_GNUC_INTERNAL void
 172 timeline_create_transitions (GESTimeline * timeline, GESTrackElement * track_element);
 173
 174 G_GNUC_INTERNAL void timeline_get_framerate(GESTimeline *self, gint *fps_n,
 175                                             gint *fps_d);
 176 G_GNUC_INTERNAL void
 177 ges_timeline_set_moving_track_elements (GESTimeline * timeline, gboolean moving);
 178
 179 G_GNUC_INTERNAL gboolean
 180 ges_timeline_add_clip (GESTimeline * timeline, GESClip * clip, GError ** error);
 181
 182 G_GNUC_INTERNAL void
 183 ges_timeline_remove_clip (GESTimeline * timeline, GESClip * clip);
 184
 185 G_GNUC_INTERNAL void
 186 ges_timeline_set_smart_rendering (GESTimeline * timeline, gboolean rendering_smartly);
 187
 188 G_GNUC_INTERNAL gboolean
 189 ges_timeline_get_smart_rendering (GESTimeline *timeline);
 190
 191 G_GNUC_INTERNAL void
 192 ges_auto_transition_set_source (GESAutoTransition * self, GESTrackElement * source, GESEdge edge);
 193
 194
 195
 196 G_GNUC_INTERNAL
 197 void
 198 track_resort_and_fill_gaps    (GESTrack *track);
 199
 200 G_GNUC_INTERNAL
 201 void
 202 track_disable_last_gap        (GESTrack *track, gboolean disabled);
 203
 204 G_GNUC_INTERNAL void
 205 ges_asset_cache_init (void);
 206
 207 G_GNUC_INTERNAL void
 208 ges_asset_cache_deinit (void);
 209
 210 G_GNUC_INTERNAL void
 211 ges_asset_set_id (GESAsset *asset, const gchar *id);
 212
 213 G_GNUC_INTERNAL void
 214 ges_asset_cache_put (GESAsset * asset, GTask *task);
 215
 216 G_GNUC_INTERNAL gboolean
 217 ges_asset_cache_set_loaded(GType extractable_type, const gchar * id, GError *error);
 218
 219 /* FIXME: marked as GES_API just so they can be used in tests! */
 220
 221 GES_API GESAsset*
 222 ges_asset_cache_lookup(GType extractable_type, const gchar * id);
 223
 224 GES_API gboolean
 225 ges_asset_try_proxy (GESAsset *asset, const gchar *new_id);
 226
 227 G_GNUC_INTERNAL gboolean
 228 ges_asset_finish_proxy (GESAsset * proxy);
 229
 230 G_GNUC_INTERNAL gboolean
 231 ges_asset_request_id_update (GESAsset *asset, gchar **proposed_id,
 232     GError *error);
 233 G_GNUC_INTERNAL gchar *
 234 ges_effect_asset_id_get_type_and_bindesc (const char    *id,
 235                                           GESTrackType  *track_type,
 236                                           GError       **error);
 237
 238 G_GNUC_INTERNAL void _ges_uri_asset_cleanup (void);
 239
 240 G_GNUC_INTERNAL gboolean _ges_uri_asset_ensure_setup (gpointer uriasset_class);
 241
 242 /* GESExtractable internall methods
 243  *
 244  * FIXME Check if that should be public later
 245  */
 246 G_GNUC_INTERNAL GType
 247 ges_extractable_type_get_asset_type              (GType type);
 248
 249 G_GNUC_INTERNAL gchar *
 250 ges_extractable_type_check_id                    (GType type, const gchar *id, GError **error);
 251
 252 G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
 253 G_GNUC_INTERNAL GParameter *
 254 ges_extractable_type_get_parameters_from_id      (GType type, const gchar *id,
 255                                                   guint *n_params);
 256 G_GNUC_END_IGNORE_DEPRECATIONS;
 257
 258 G_GNUC_INTERNAL GType
 259 ges_extractable_get_real_extractable_type_for_id (GType type, const gchar * id);
 260
 261 G_GNUC_INTERNAL gboolean
 262 ges_extractable_register_metas                   (GType extractable_type, GESAsset *asset);
 263
 264 /************************************************
 265  *                                              *
 266  *        GESFormatter internal methods         *
 267  *                                              *
 268  ************************************************/
 269 G_GNUC_INTERNAL void
 270 ges_formatter_set_project                        (GESFormatter *formatter,
 271                                                   GESProject *project);
 272 G_GNUC_INTERNAL GESProject *
 273 ges_formatter_get_project                        (GESFormatter *formatter);
 274 G_GNUC_INTERNAL  GESAsset *
 275 _find_formatter_asset_for_id                     (const gchar *id);
 276
 277
 278
 279 /************************************************
 280  *                                              *
 281  *        GESProject internal methods           *
 282  *                                              *
 283  ************************************************/
 284
 285 /* FIXME This should probably become public, but we need to make sure it
 286  * is the right API before doing so */
 287 G_GNUC_INTERNAL  gboolean ges_project_set_loaded                  (GESProject * project,
 288                                                                    GESFormatter *formatter,
 289                                                                    GError *error);
 290 G_GNUC_INTERNAL  gchar * ges_project_try_updating_id              (GESProject *self,
 291                                                                    GESAsset *asset,
 292                                                                    GError *error);
 293 G_GNUC_INTERNAL  void ges_project_add_loading_asset               (GESProject *project,
 294                                                                    GType extractable_type,
 295                                                                    const gchar *id);
 296 G_GNUC_INTERNAL  gchar* ges_uri_asset_try_update_id               (GError *error, GESAsset *wrong_asset);
 297 /************************************************
 298  *                                              *
 299  *   GESBaseXmlFormatter internal methods       *
 300  *                                              *
 301  ************************************************/
 302
 303 /* FIXME GESBaseXmlFormatter is all internal for now, the API is not stable
 304  * fo now, so do not expose it */
 305 G_GNUC_INTERNAL void ges_base_xml_formatter_add_clip (GESBaseXmlFormatter * self,
 306                                                                  const gchar *id,
 307                                                                  const char *asset_id,
 308                                                                  GType type,
 309                                                                  GstClockTime start,
 310                                                                  GstClockTime inpoint,
 311                                                                  GstClockTime duration,
 312                                                                  guint layer_prio,
 313                                                                  GESTrackType track_types,
 314                                                                  GstStructure *properties,
 315                                                                  GstStructure * children_properties,
 316                                                                  const gchar *metadatas,
 317                                                                  GError **error);
 318 G_GNUC_INTERNAL void ges_base_xml_formatter_add_asset        (GESBaseXmlFormatter * self,
 319                                                                  const gchar * id,
 320                                                                  GType extractable_type,
 321                                                                  GstStructure *properties,
 322                                                                  const gchar *metadatas,
 323                                                                  const gchar *proxy_id,
 324                                                                  GError **error);
 325 G_GNUC_INTERNAL void ges_base_xml_formatter_add_layer           (GESBaseXmlFormatter *self,
 326                                                                  GType extractable_type,
 327                                                                  guint priority,
 328                                                                  GstStructure *properties,
 329                                                                  const gchar *metadatas,
 330                                                                  gchar **deactivated_tracks,
 331                                                                  GError **error);
 332 G_GNUC_INTERNAL void ges_base_xml_formatter_add_track           (GESBaseXmlFormatter *self,
 333                                                                  GESTrackType track_type,
 334                                                                  GstCaps *caps,
 335                                                                  const gchar *id,
 336                                                                  GstStructure *properties,
 337                                                                  const gchar *metadatas,
 338                                                                  GError **error);
 339 G_GNUC_INTERNAL void ges_base_xml_formatter_add_encoding_profile(GESBaseXmlFormatter * self,
 340                                                                  const gchar *type,
 341                                                                  const gchar *parent,
 342                                                                  const gchar * name,
 343                                                                  const gchar * description,
 344                                                                  GstCaps * format,
 345                                                                  const gchar * preset,
 346                                                                  GstStructure * preset_properties,
 347                                                                  const gchar * preset_name,
 348                                                                  guint id,
 349                                                                  guint presence,
 350                                                                  GstCaps * restriction,
 351                                                                  guint pass,
 352                                                                  gboolean variableframerate,
 353                                                                  GstStructure * properties,
 354                                                                  gboolean enabled,
 355                                                                  GError ** error);
 356 G_GNUC_INTERNAL void ges_base_xml_formatter_add_track_element   (GESBaseXmlFormatter *self,
 357                                                                  GType effect_type,
 358                                                                  const gchar *asset_id,
 359                                                                  const gchar * track_id,
 360                                                                  const gchar *timeline_obj_id,
 361                                                                  GstStructure *children_properties,
 362                                                                  GstStructure *properties,
 363                                                                  const gchar *metadatas,
 364                                                                  GError **error);
 365
 366 G_GNUC_INTERNAL void ges_base_xml_formatter_add_source          (GESBaseXmlFormatter *self,
 367                                                                  const gchar * track_id,
 368                                                                  GstStructure *children_properties,
 369                                                                  GstStructure *properties);
 370
 371 G_GNUC_INTERNAL void ges_base_xml_formatter_add_group           (GESBaseXmlFormatter *self,
 372                                                                  const gchar *name,
 373                                                                  const gchar *properties,
 374                                                                  const gchar *metadatas);
 375
 376 G_GNUC_INTERNAL void ges_base_xml_formatter_last_group_add_child(GESBaseXmlFormatter *self,
 377                                                                  const gchar * id,
 378                                                                  const gchar * name);
 379
 380 G_GNUC_INTERNAL void ges_base_xml_formatter_add_control_binding (GESBaseXmlFormatter * self,
 381                                                                   const gchar * binding_type,
 382                                                                   const gchar * source_type,
 383                                                                   const gchar * property_name,
 384                                                                   gint mode,
 385                                                                   const gchar *track_id,
 386                                                                   GSList * timed_values);
 387
 388 G_GNUC_INTERNAL void ges_base_xml_formatter_set_timeline_properties(GESBaseXmlFormatter * self,
 389                                                                     GESTimeline *timeline,
 390                                                                     const gchar *properties,
 391                                                                     const gchar *metadatas);
 392
 393 G_GNUC_INTERNAL void ges_base_xml_formatter_end_current_clip       (GESBaseXmlFormatter *self);
 394
 395 G_GNUC_INTERNAL void ges_xml_formatter_deinit                      (void);
 396
 397 G_GNUC_INTERNAL gboolean set_property_foreach                   (GQuark field_id,
 398                                                                  const GValue * value,
 399                                                                  GObject * object);
 400
 401 G_GNUC_INTERNAL GstElement * get_element_for_encoding_profile   (GstEncodingProfile *prof,
 402                                                                  GstElementFactoryListType type);
 403
 404 /* Function to initialise GES */
 405 G_GNUC_INTERNAL void _init_standard_transition_assets        (void);
 406 G_GNUC_INTERNAL void _init_formatter_assets                  (void);
 407 G_GNUC_INTERNAL void _deinit_formatter_assets                (void);
 408
 409 /* Utilities */
 410 G_GNUC_INTERNAL gint element_start_compare                (GESTimelineElement * a,
 411                                                            GESTimelineElement * b);
 412 G_GNUC_INTERNAL gint element_end_compare                  (GESTimelineElement * a,
 413                                                            GESTimelineElement * b);
 414 G_GNUC_INTERNAL GstElementFactory *
 415 ges_get_compositor_factory                                (void);
 416
 417 G_GNUC_INTERNAL void
 418 ges_idle_add (GSourceFunc func, gpointer udata, GDestroyNotify notify);
 419
 420 G_GNUC_INTERNAL gboolean
 421 ges_util_structure_get_clocktime (GstStructure *structure, const gchar *name,
 422                                   GstClockTime *val, GESFrameNumber *frames);
 423
 424 G_GNUC_INTERNAL gboolean /* From ges-xml-formatter.c */
 425 ges_util_can_serialize_spec (GParamSpec * spec);
 426
 427 /****************************************************
 428  *              GESContainer                        *
 429  ****************************************************/
 430 G_GNUC_INTERNAL void _ges_container_sort_children         (GESContainer *container);
 431 G_GNUC_INTERNAL void _ges_container_set_height            (GESContainer * container,
 432                                                            guint32 height);
 433
 434 /****************************************************
 435  *                  GESClip                         *
 436  ****************************************************/
 437 G_GNUC_INTERNAL void              ges_clip_set_layer              (GESClip *clip, GESLayer  *layer);
 438 G_GNUC_INTERNAL gboolean          ges_clip_is_moving_from_layer   (GESClip *clip);
 439 G_GNUC_INTERNAL void              ges_clip_set_moving_from_layer  (GESClip *clip, gboolean is_moving);
 440 G_GNUC_INTERNAL GESTrackElement*  ges_clip_create_track_element   (GESClip *clip, GESTrackType type);
 441 G_GNUC_INTERNAL GList*            ges_clip_create_track_elements  (GESClip *clip, GESTrackType type);
 442 G_GNUC_INTERNAL gboolean          ges_clip_can_set_inpoint_of_child (GESClip * clip, GESTrackElement * child, GstClockTime inpoint, GError ** error);
 443 G_GNUC_INTERNAL gboolean          ges_clip_can_set_max_duration_of_all_core (GESClip * clip, GstClockTime max_duration, GError ** error);
 444 G_GNUC_INTERNAL gboolean          ges_clip_can_set_max_duration_of_child (GESClip * clip, GESTrackElement * child, GstClockTime max_duration, GError ** error);
 445 G_GNUC_INTERNAL gboolean          ges_clip_can_set_active_of_child (GESClip * clip, GESTrackElement * child, gboolean active, GError ** error);
 446 G_GNUC_INTERNAL gboolean          ges_clip_can_set_priority_of_child (GESClip * clip, GESTrackElement * child, guint32 priority, GError ** error);
 447 G_GNUC_INTERNAL gboolean          ges_clip_can_set_track_of_child (GESClip * clip, GESTrackElement * child, GESTrack * tack, GError ** error);
 448 G_GNUC_INTERNAL gboolean          ges_clip_can_set_time_property_of_child (GESClip * clip, GESTrackElement * child, GObject * prop_object, GParamSpec * pspec, const GValue * value, GError ** error);
 449 G_GNUC_INTERNAL GstClockTime      ges_clip_duration_limit_with_new_children_inpoints (GESClip * clip, GHashTable * child_inpoints);
 450 G_GNUC_INTERNAL GstClockTime      ges_clip_get_core_internal_time_from_timeline_time (GESClip * clip, GstClockTime timeline_time, gboolean * no_core, GError ** error);
 451 G_GNUC_INTERNAL void              ges_clip_empty_from_track       (GESClip * clip, GESTrack * track);
 452 G_GNUC_INTERNAL void              ges_clip_set_add_error          (GESClip * clip, GError * error);
 453 G_GNUC_INTERNAL void              ges_clip_take_add_error         (GESClip * clip, GError ** error);
 454 G_GNUC_INTERNAL void              ges_clip_set_remove_error       (GESClip * clip, GError * error);
 455 G_GNUC_INTERNAL void              ges_clip_take_remove_error      (GESClip * clip, GError ** error);
 456
 457 /****************************************************
 458  *              GESLayer                            *
 459  ****************************************************/
 460 G_GNUC_INTERNAL gboolean ges_layer_resync_priorities (GESLayer * layer);
 461 G_GNUC_INTERNAL void layer_set_priority               (GESLayer * layer, guint priority, gboolean emit);
 462
 463 /****************************************************
 464  *              GESTrackElement                     *
 465  ****************************************************/
 466 #define         NLE_OBJECT_TRACK_ELEMENT_QUARK                  (g_quark_from_string ("nle_object_track_element_quark"))
 467 G_GNUC_INTERNAL gboolean  ges_track_element_set_track           (GESTrackElement * object, GESTrack * track, GError ** error);
 468 G_GNUC_INTERNAL void ges_track_element_copy_properties          (GESTimelineElement * element,
 469                                                                  GESTimelineElement * elementcopy);
 470 G_GNUC_INTERNAL void ges_track_element_set_layer_active         (GESTrackElement *element, gboolean active);
 471
 472 G_GNUC_INTERNAL void ges_track_element_copy_bindings (GESTrackElement *element,
 473                                                       GESTrackElement *new_element,
 474                                                       guint64 position);
 475 G_GNUC_INTERNAL void ges_track_element_freeze_control_sources   (GESTrackElement * object,
 476                                                                  gboolean freeze);
 477 G_GNUC_INTERNAL void ges_track_element_update_outpoint          (GESTrackElement * self);
 478
 479 G_GNUC_INTERNAL void
 480 ges_track_element_set_creator_asset                    (GESTrackElement * self,
 481                                                        GESAsset *creator_asset);
 482 G_GNUC_INTERNAL GESAsset *
 483 ges_track_element_get_creator_asset                    (GESTrackElement * self);
 484
 485 G_GNUC_INTERNAL void
 486 ges_track_element_set_has_internal_source_is_forbidden (GESTrackElement * element);
 487
 488 G_GNUC_INTERNAL GstElement* ges_source_create_topbin  (GESSource *source,
 489                                                        const gchar* bin_name,
 490                                                        GstElement* sub_element,
 491                                                        GPtrArray* elements);
 492 G_GNUC_INTERNAL void ges_source_set_rendering_smartly (GESSource *source,
 493                                                        gboolean rendering_smartly);
 494 G_GNUC_INTERNAL gboolean
 495 ges_source_get_rendering_smartly                      (GESSource *source);
 496
 497 G_GNUC_INTERNAL void ges_track_set_smart_rendering     (GESTrack* track, gboolean rendering_smartly);
 498 G_GNUC_INTERNAL GstElement * ges_track_get_composition (GESTrack *track);
 499
 500
 501 /*********************************************
 502  *  GESTrackElement subclasses contructores  *
 503  ********************************************/
 504 G_GNUC_INTERNAL GESAudioTestSource * ges_audio_test_source_new (void);
 505 G_GNUC_INTERNAL GESAudioUriSource  * ges_audio_uri_source_new  (gchar *uri);
 506 G_GNUC_INTERNAL GESVideoUriSource  * ges_video_uri_source_new  (gchar *uri);
 507 G_GNUC_INTERNAL GESImageSource     * ges_image_source_new      (gchar *uri);
 508 G_GNUC_INTERNAL GESTitleSource     * ges_title_source_new      (void);
 509 G_GNUC_INTERNAL GESVideoTestSource * ges_video_test_source_new (void);
 510
 511 /****************************************************
 512  *                GES*Effect                     *
 513  ****************************************************/
 514 G_GNUC_INTERNAL gchar *
 515 ges_base_effect_get_time_property_name        (GESBaseEffect * effect,
 516                                                GObject * child,
 517                                                GParamSpec * pspec);
 518 G_GNUC_INTERNAL GHashTable *
 519 ges_base_effect_get_time_property_values      (GESBaseEffect * effect);
 520 G_GNUC_INTERNAL GstClockTime
 521 ges_base_effect_translate_source_to_sink_time (GESBaseEffect * effect,
 522                                                GstClockTime time,
 523                                                GHashTable * time_property_values);
 524 G_GNUC_INTERNAL GstClockTime
 525 ges_base_effect_translate_sink_to_source_time (GESBaseEffect * effect,
 526                                                GstClockTime time,
 527                                                GHashTable * time_property_values);
 528 G_GNUC_INTERNAL GstElement *
 529 ges_effect_from_description                   (const gchar *bin_desc,
 530                                                GESTrackType type,
 531                                                GError **error);
 532
 533 /****************************************************
 534  *              GESTimelineElement                  *
 535  ****************************************************/
 536 typedef enum
 537 {
 538   GES_CLIP_IS_MOVING = (1 << 0),
 539   GES_TIMELINE_ELEMENT_SET_SIMPLE = (1 << 1),
 540 } GESTimelineElementFlags;
 541
 542 G_GNUC_INTERNAL GESTimelineElement * ges_timeline_element_peak_toplevel (GESTimelineElement * self);
 543 G_GNUC_INTERNAL GESTimelineElement * ges_timeline_element_get_copied_from (GESTimelineElement *self);
 544 G_GNUC_INTERNAL GESTimelineElementFlags ges_timeline_element_flags (GESTimelineElement *self);
 545 G_GNUC_INTERNAL void                ges_timeline_element_set_flags (GESTimelineElement *self, GESTimelineElementFlags flags);
 546 G_GNUC_INTERNAL gboolean            ges_timeline_element_add_child_property_full (GESTimelineElement *self,
 547                                                                                   GESTimelineElement *owner,
 548                                                                                   GParamSpec *pspec,
 549                                                                                   GObject *child);
 550
 551 G_GNUC_INTERNAL GObject *           ges_timeline_element_get_child_from_child_property (GESTimelineElement * self,
 552                                                                                         GParamSpec * pspec);
 553 G_GNUC_INTERNAL GParamSpec **       ges_timeline_element_get_children_properties (GESTimelineElement * self,
 554                                                                                   guint * n_properties);
 555
 556 #define ELEMENT_FLAGS(obj)             (ges_timeline_element_flags (GES_TIMELINE_ELEMENT(obj)))
 557 #define ELEMENT_SET_FLAG(obj,flag)     (ges_timeline_element_set_flags(GES_TIMELINE_ELEMENT(obj), (ELEMENT_FLAGS(obj) | (flag))))
 558 #define ELEMENT_UNSET_FLAG(obj,flag)   (ges_timeline_element_set_flags(GES_TIMELINE_ELEMENT(obj), (ELEMENT_FLAGS(obj) & ~(flag))))
 559 #define ELEMENT_FLAG_IS_SET(obj,flag)  ((ELEMENT_FLAGS (obj) & (flag)) == (flag))
 560
 561 /******************************
 562  *  GESMultiFile internal API *
 563  ******************************/
 564 typedef struct GESMultiFileURI
 565 {
 566   gchar *location;
 567   gint start;
 568   gint end;
 569 } GESMultiFileURI;
 570
 571 G_GNUC_INTERNAL GESMultiFileURI * ges_multi_file_uri_new (const gchar * uri);
 572
 573 /******************************
 574  *  GESUriSource internal API *
 575  ******************************/
 576 G_GNUC_INTERNAL gboolean
 577 ges_video_uri_source_get_natural_size(GESVideoSource* source, gint* width, gint* height);
 578
 579 /**********************************
 580  *  GESTestClipAsset internal API *
 581  **********************************/
 582 G_GNUC_INTERNAL gboolean ges_test_clip_asset_get_natural_size (GESAsset *self,
 583                                                                gint *width,
 584                                                                gint *height);
 585 G_GNUC_INTERNAL gchar *ges_test_source_asset_check_id         (GType type, const gchar *id,
 586                                                                GError **error);
 587
 588 /*******************************
 589  *        GESMarkerList        *
 590  *******************************/
 591
 592 G_GNUC_INTERNAL GESMarker * ges_marker_list_get_closest (GESMarkerList *list, GstClockTime position);
 593 G_GNUC_INTERNAL gchar * ges_marker_list_serialize (const GValue * v);
 594 G_GNUC_INTERNAL gboolean ges_marker_list_deserialize (GValue *dest, const gchar *s);
 595
 596 /********************
 597  *  Gnonlin helpers *
 598  ********************/
 599
 600 G_GNUC_INTERNAL gboolean ges_nle_composition_add_object (GstElement *comp, GstElement *object);
 601 G_GNUC_INTERNAL gboolean ges_nle_composition_remove_object (GstElement *comp, GstElement *object);
 602 G_GNUC_INTERNAL gboolean ges_nle_object_commit (GstElement * nlesource, gboolean recurse);
 603
 604 G_END_DECLS