int visual_collection_iter_init (VisCollectionIter *iter,
VisCollectionIterAssignFunc assignfunc, VisCollectionIterNextFunc nextfunc,
VisCollectionIterHasMoreFunc hasmorefunc, VisCollectionIterGetDataFunc getdatafunc,
VisCollection *collection, VisObject *context)
{
visual_log_return_val_if_fail (iter != NULL, -VISUAL_ERROR_COLLECTION_ITER_NULL);
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (iter));
visual_object_set_dtor (VISUAL_OBJECT (iter), NULL);
visual_object_set_allocated (VISUAL_OBJECT (iter), FALSE);
/* Set the VisCollectionIter data */
iter->assignfunc = assignfunc;
iter->nextfunc = nextfunc;
iter->hasmorefunc = hasmorefunc;
iter->getdatafunc = getdatafunc;
iter->collection = collection;
iter->context = context;
if (iter->collection != NULL)
visual_object_ref (VISUAL_OBJECT (iter->collection));
return VISUAL_OK;
}
int visual_hashlist_init (VisHashlist *hashlist, VisCollectionDestroyerFunc destroyer, int size)
{
visual_return_val_if_fail (hashlist != NULL, -VISUAL_ERROR_HASHLIST_NULL);
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (hashlist));
visual_object_set_dtor (VISUAL_OBJECT (hashlist), visual_collection_dtor);
visual_object_set_allocated (VISUAL_OBJECT (hashlist), FALSE);
/* Set the VisCollection data */
visual_collection_set_destroyer (VISUAL_COLLECTION (hashlist), destroyer);
visual_collection_set_destroy_func (VISUAL_COLLECTION (hashlist), hashlist_destroy);
visual_collection_set_size_func (VISUAL_COLLECTION (hashlist), hashlist_size);
visual_collection_set_iter_func (VISUAL_COLLECTION (hashlist), hashlist_iter);
/* Set the VisHashlist data */
visual_hashlist_set_size (hashlist, size);
hashlist->list = visual_list_new (NULL);
hashlist->index = visual_hashmap_new (NULL); /* FIXME create in set_limits, rehash if not NULL */
visual_hashmap_set_table_size (hashlist->index, size); /* <- also */
return VISUAL_OK;
}
int visual_transform_init (VisTransform *transform, const char *transformname)
{
visual_return_val_if_fail (transform != NULL, -VISUAL_ERROR_TRANSFORM_NULL);
if (transformname && !LV::transform_plugin_get_list ().empty ()) {
visual_log (VISUAL_LOG_ERROR, _("the plugin list is NULL"));
return -VISUAL_ERROR_PLUGIN_NO_LIST;
}
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (transform));
visual_object_set_dtor (VISUAL_OBJECT (transform), transform_dtor);
visual_object_set_allocated (VISUAL_OBJECT (transform), FALSE);
/* Reset the VisTransform data */
transform->plugin = NULL;
transform->video = NULL;
transform->pal = NULL;
if (transformname == NULL)
return VISUAL_OK;
if (!LV::PluginRegistry::instance()->has_plugin (VISUAL_PLUGIN_TYPE_TRANSFORM, transformname)) {
return -VISUAL_ERROR_PLUGIN_NOT_FOUND;
}
transform->plugin = visual_plugin_load (VISUAL_PLUGIN_TYPE_TRANSFORM, transformname);
return VISUAL_OK;
}
/**
* Initializes a VisTransform, this will set the allocated flag for the object to FALSE. Should not
* be used to reset a VisTransform, or on a VisTransform created by visual_transform_new().
*
* @see visual_transform_new
*
* @param transform Pointer to the VisTransform that is initialized.
* @param transformname
* The name of the plugin to load, or NULL to simply initialize a new transform.
*
* @return VISUAL_OK on succes, -VISUAL_ERROR_TRANSFORM_NULL or -VISUAL_ERROR_PLUGIN_NO_LIST on failure.
*/
int visual_transform_init (VisTransform *transform, const char *transformname)
{
VisPluginRef *ref;
visual_log_return_val_if_fail (transform != NULL, -VISUAL_ERROR_TRANSFORM_NULL);
if (__lv_plugins_transform == NULL && transformname != NULL) {
visual_log (VISUAL_LOG_CRITICAL, _("the plugin list is NULL"));
return -VISUAL_ERROR_PLUGIN_NO_LIST;
}
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (transform));
visual_object_set_dtor (VISUAL_OBJECT (transform), transform_dtor);
visual_object_set_allocated (VISUAL_OBJECT (transform), FALSE);
/* Reset the VisTransform data */
transform->plugin = NULL;
transform->video = NULL;
transform->pal = NULL;
if (transformname == NULL)
return VISUAL_OK;
ref = visual_plugin_find (__lv_plugins_transform, transformname);
transform->plugin = visual_plugin_load (ref);
return VISUAL_OK;
}
int visual_video_init (VisVideo *video)
{
visual_return_val_if_fail (video != NULL, -VISUAL_ERROR_VIDEO_NULL);
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (video));
visual_object_set_dtor (VISUAL_OBJECT (video), video_dtor);
visual_object_set_allocated (VISUAL_OBJECT (video), FALSE);
/* Reset the VisVideo data */
video->buffer = visual_buffer_new ();
video->pixel_rows = NULL;
visual_video_set_attributes (video, 0, 0, 0, VISUAL_VIDEO_DEPTH_NONE);
visual_video_set_buffer (video, NULL);
visual_video_set_palette (video, NULL);
video->parent = NULL;
video->rect = visual_rectangle_new_empty ();
/* Composite control */
video->compositetype = VISUAL_VIDEO_COMPOSITE_TYPE_SRC;
/* Colors */
video->colorkey = visual_color_new ();
return VISUAL_OK;
}
int visual_random_context_init (VisRandomContext *rcontext, uint32_t seed)
{
visual_return_val_if_fail (rcontext != NULL, -VISUAL_ERROR_RANDOM_CONTEXT_NULL);
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (rcontext));
visual_object_set_dtor (VISUAL_OBJECT (rcontext), NULL);
visual_object_set_allocated (VISUAL_OBJECT (rcontext), FALSE);
/* Set the VisRandomContext data */
visual_random_context_set_seed (rcontext, seed);
return VISUAL_OK;
}
int visual_audio_samplepool_init (VisAudioSamplePool *samplepool)
{
visual_return_val_if_fail (samplepool != NULL, -VISUAL_ERROR_AUDIO_SAMPLEPOOL_NULL);
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (samplepool));
visual_object_set_dtor (VISUAL_OBJECT (samplepool), audio_samplepool_dtor);
visual_object_set_allocated (VISUAL_OBJECT (samplepool), FALSE);
/* Reset the VisAudioSamplePool structure */
samplepool->channels = visual_list_new (visual_object_collection_destroyer);
return VISUAL_OK;
}
int visual_audio_init (VisAudio *audio)
{
visual_return_val_if_fail (audio != NULL, -VISUAL_ERROR_AUDIO_NULL);
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (audio));
visual_object_set_dtor (VISUAL_OBJECT (audio), audio_dtor);
visual_object_set_allocated (VISUAL_OBJECT (audio), FALSE);
/* Reset the VisAudio data */
audio->samplepool = visual_audio_samplepool_new ();
return VISUAL_OK;
}
int visual_ringbuffer_init (VisRingBuffer *ringbuffer)
{
visual_return_val_if_fail (ringbuffer != NULL, -VISUAL_ERROR_RINGBUFFER_NULL);
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (ringbuffer));
visual_object_set_dtor (VISUAL_OBJECT (ringbuffer), ringbuffer_dtor);
visual_object_set_allocated (VISUAL_OBJECT (ringbuffer), FALSE);
/* Reset the VisRingBuffer structure */
ringbuffer->entries = visual_list_new (visual_object_collection_destroyer);
return VISUAL_OK;
}
/**
* Initializes a VisPalette, this should not be used to reset a VisPalette.
* The resulting initialized VisPalette is a valid VisObject even if it was not allocated.
* Keep in mind that VisPalette structures that were created by visual_palette_new() should not
* be passed to visual_palette_init().
*
* @see visual_palette_new
*
* @param pal Pointer to the VisPalette which needs to be initialized.
*
* @return VISUAL_OK on succes, -VISUAL_ERROR_PALETTE_NULL on failure.
*/
int visual_palette_init (VisPalette *pal)
{
visual_log_return_val_if_fail (pal != NULL, -VISUAL_ERROR_PALETTE_NULL);
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (pal));
visual_object_set_dtor (VISUAL_OBJECT (pal), palette_dtor);
visual_object_set_allocated (VISUAL_OBJECT (pal), FALSE);
/* Reset the VisPalette data */
pal->ncolors = 0;
pal->colors = NULL;
return VISUAL_OK;
}
/**
* Initializes a VisActor, this will set the allocated flag for the object to FALSE. Should not
* be used to reset a VisActor, or on a VisActor created by visual_actor_new().
*
* @see visual_actor_new
*
* @param actor Pointer to the VisActor that is initialized.
* @param actorname
* The name of the plugin to load, or NULL to simply initialize a new actor.
*
* @return VISUAL_OK on succes, -VISUAL_ERROR_ACTOR_NULL or -VISUAL_ERROR_PLUGIN_NO_LIST on failure.
*/
int visual_actor_init (VisActor *actor, const char *actorname)
{
VisPluginRef *ref;
VisPluginEnviron *enve;
VisActorPluginEnviron *actenviron;
visual_log_return_val_if_fail (actor != NULL, -VISUAL_ERROR_ACTOR_NULL);
if (__lv_plugins_actor == NULL && actorname != NULL) {
visual_log (VISUAL_LOG_CRITICAL, _("the plugin list is NULL"));
return -VISUAL_ERROR_PLUGIN_NO_LIST;
}
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (actor));
visual_object_set_dtor (VISUAL_OBJECT (actor), actor_dtor);
visual_object_set_allocated (VISUAL_OBJECT (actor), FALSE);
/* Reset the VisActor data */
actor->plugin = NULL;
actor->video = NULL;
actor->transform = NULL;
actor->fitting = NULL;
actor->ditherpal = NULL;
visual_mem_set (&actor->songcompare, 0, sizeof (VisSongInfo));
if (actorname == NULL)
return VISUAL_OK;
ref = visual_plugin_find (__lv_plugins_actor, actorname);
actor->plugin = visual_plugin_load (ref);
/* Adding the VisActorPluginEnviron */
actenviron = visual_mem_new0 (VisActorPluginEnviron, 1);
visual_object_initialize (VISUAL_OBJECT (actenviron), TRUE, NULL);
enve = visual_plugin_environ_new (VISUAL_ACTOR_PLUGIN_ENVIRON, VISUAL_OBJECT (actenviron));
visual_plugin_environ_add (actor->plugin, enve);
return VISUAL_OK;
}
int visual_audio_samplepool_channel_init (VisAudioSamplePoolChannel *channel, const char *channelid)
{
visual_return_val_if_fail (channel != NULL, -VISUAL_ERROR_AUDIO_SAMPLEPOOL_CHANNEL_NULL);
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (channel));
visual_object_set_dtor (VISUAL_OBJECT (channel), audio_samplepool_channel_dtor);
visual_object_set_allocated (VISUAL_OBJECT (channel), FALSE);
/* Reset the VisAudioSamplePoolChannel data */
channel->samples = visual_ringbuffer_new ();
visual_time_set (&channel->samples_timeout, 1, 0); /* FIXME not safe against time screws */
channel->channelid = visual_strdup (channelid);
channel->factor = 1.0;
return VISUAL_OK;
}
int visual_ringbuffer_entry_init (VisRingBufferEntry *entry, VisBuffer *buffer)
{
visual_return_val_if_fail (entry != NULL, -VISUAL_ERROR_RINGBUFFER_ENTRY_NULL);
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (entry));
visual_object_set_dtor (VISUAL_OBJECT (entry), ringbuffer_entry_dtor);
visual_object_set_allocated (VISUAL_OBJECT (entry), FALSE);
/* Reset the VisRingBufferEntry data */
entry->type = VISUAL_RINGBUFFER_ENTRY_TYPE_BUFFER;
entry->datafunc = NULL;
entry->destroyfunc = NULL;
entry->sizefunc = NULL;
entry->buffer = buffer;
entry->functiondata = NULL;
return VISUAL_OK;
}
int visual_audio_sample_init (VisAudioSample *sample, VisBuffer *buffer, VisTime *timestamp,
VisAudioSampleFormatType format,
VisAudioSampleRateType rate)
{
visual_return_val_if_fail (sample != NULL, -VISUAL_ERROR_AUDIO_SAMPLE_NULL);
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (sample));
visual_object_set_dtor (VISUAL_OBJECT (sample), audio_sample_dtor);
visual_object_set_allocated (VISUAL_OBJECT (sample), FALSE);
/* Reset the VisAudioSamplePool structure */
visual_time_copy (&sample->timestamp, timestamp);
sample->rate = rate;
sample->format = format;
sample->buffer = buffer;
sample->processed = NULL;
return VISUAL_OK;
}
int visual_morph_init (VisMorph *morph, const char *morphname)
{
visual_return_val_if_fail (morph != NULL, -VISUAL_ERROR_MORPH_NULL);
if (morphname && get_morph_plugin_list ().empty ()) {
visual_log (VISUAL_LOG_ERROR, _("the plugin list is NULL"));
return -VISUAL_ERROR_PLUGIN_NO_LIST;
}
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (morph));
visual_object_set_dtor (VISUAL_OBJECT (morph), morph_dtor);
visual_object_set_allocated (VISUAL_OBJECT (morph), FALSE);
/* Reset the VisMorph data */
morph->plugin = NULL;
morph->dest = NULL;
morph->morphpal = visual_palette_new (256);
morph->morphtime = visual_time_new ();
morph->timer = visual_timer_new ();
visual_morph_set_rate (morph, 0);
visual_morph_set_steps (morph, 0);
morph->stepsdone = 0;
visual_morph_set_mode (morph, VISUAL_MORPH_MODE_SET);
if (morphname == NULL)
return VISUAL_OK;
if (!LV::PluginRegistry::instance()->has_plugin (VISUAL_PLUGIN_TYPE_MORPH, morphname)) {
return -VISUAL_ERROR_PLUGIN_NOT_FOUND;
}
morph->plugin = visual_plugin_load (VISUAL_PLUGIN_TYPE_MORPH, morphname);
return VISUAL_OK;
}
int visual_ringbuffer_entry_init_function (VisRingBufferEntry *entry,
VisRingBufferDataFunc datafunc,
VisRingBufferDestroyFunc destroyfunc,
VisRingBufferSizeFunc sizefunc,
void *functiondata)
{
visual_return_val_if_fail (entry != NULL, -VISUAL_ERROR_RINGBUFFER_ENTRY_NULL);
/* Do the VisObject initialization */
visual_object_clear (VISUAL_OBJECT (entry));
visual_object_set_dtor (VISUAL_OBJECT (entry), ringbuffer_entry_dtor);
visual_object_set_allocated (VISUAL_OBJECT (entry), FALSE);
/* Reset the VisRingBufferEntry data */
entry->type = VISUAL_RINGBUFFER_ENTRY_TYPE_FUNCTION;
entry->datafunc = datafunc;
entry->destroyfunc = destroyfunc;
entry->sizefunc = sizefunc;
entry->buffer = NULL;
entry->functiondata = functiondata;
return VISUAL_OK;
}