int visual_audio_sample_buffer_mix_many (VisBuffer *dest, int divide, int channels, ...)
{
VisBuffer **buffers;
double *chanmuls;
va_list ap;
int i;
visual_return_val_if_fail (dest != NULL, -VISUAL_ERROR_BUFFER_NULL);
buffers = visual_mem_malloc (channels * sizeof (VisBuffer *));
chanmuls = visual_mem_malloc (channels * sizeof (double));
va_start (ap, channels);
/* Retrieving mixing data from valist */
for (i = 0; i < channels; i++)
buffers[i] = va_arg (ap, VisBuffer *);
for (i = 0; i < channels; i++)
chanmuls[i] = va_arg (ap, double);
visual_buffer_fill (dest, 0);
visual_audio_sample_buffer_mix (dest, buffers[0], FALSE, chanmuls[0]);
/* The mixing loop */
for (i = 1; i < channels; i++)
visual_audio_sample_buffer_mix (dest, buffers[0], divide, chanmuls[i]);
va_end (ap);
visual_mem_free (buffers);
visual_mem_free (chanmuls);
return VISUAL_OK;
}
/**
* Sets the VisParamEntry to VISUAL_PARAM_ENTRY_TYPE_STRING and assigns the string given as argument to it.
*
* @param param Pointer to the VisParamEntry to which a parameter is set.
* @param string The string for this parameter.
*
* @return VISUAL_OK on succes, -VISUAL_ERROR_PARAM_NULL on failure.
*/
int visual_param_entry_set_string (VisParamEntry *param, char *string)
{
visual_log_return_val_if_fail (param != NULL, -VISUAL_ERROR_PARAM_NULL);
param->type = VISUAL_PARAM_ENTRY_TYPE_STRING;
if (string == NULL && param->string == NULL)
return VISUAL_OK;
if (string == NULL && param->string != NULL) {
visual_mem_free (param->string);
param->string = NULL;
visual_param_entry_changed (param);
} else if (param->string == NULL && string != NULL) {
param->string = strdup (string);
visual_param_entry_changed (param);
} else if (strcmp (string, param->string) != 0) {
visual_mem_free (param->string);
param->string = strdup (string);
visual_param_entry_changed (param);
}
return VISUAL_OK;
}
static int param_entry_dtor (VisObject *object)
{
VisParamEntry *param = VISUAL_PARAMENTRY (object);
if (param->string != NULL)
visual_mem_free (param->string);
if (param->name != NULL)
visual_mem_free (param->name);
if (param->objdata != NULL)
visual_object_unref (param->objdata);
if (param->annotation != NULL)
visual_mem_free (param->annotation);
visual_palette_free_colors (¶m->pal);
visual_collection_destroy (VISUAL_COLLECTION (¶m->callbacks));
param->string = NULL;
param->name = NULL;
param->objdata = NULL;
param->annotation = NULL;
return VISUAL_OK;
}
extern "C" int lv_projectm_cleanup (VisPluginData *plugin)
{
ProjectmPrivate *priv = (ProjectmPrivate*)visual_object_get_private (VISUAL_OBJECT (plugin));
/* Cleanup, and thus also free our private */
visual_mem_free (priv->PM);
visual_mem_free (priv);
return 0;
}
int visual_audio_get_sample_mixed (VisAudio *audio, VisBuffer *buffer, int divide, int channels, ...)
{
VisBuffer temp;
char **chanids;
double *chanmuls;
va_list ap;
int i;
int first = TRUE;
visual_return_val_if_fail (audio != NULL, -VISUAL_ERROR_AUDIO_NULL);
visual_return_val_if_fail (buffer != NULL, -VISUAL_ERROR_BUFFER_NULL);
visual_buffer_init_allocate (&temp, visual_buffer_get_size (buffer), visual_buffer_destroyer_free);
chanids = visual_mem_malloc (channels * sizeof (char *));
chanmuls = visual_mem_malloc (channels * sizeof (double));
va_start (ap, channels);
/* Retrieving mixing data from valist */
for (i = 0; i < channels; i++)
chanids[i] = va_arg (ap, char *);
for (i = 0; i < channels; i++)
chanmuls[i] = va_arg (ap, double);
visual_buffer_fill (buffer, 0);
/* The mixing loop */
for (i = 0; i < channels; i++) {
if (visual_audio_get_sample (audio, &temp, chanids[i]) == VISUAL_OK) {
if (first == TRUE) {
visual_audio_sample_buffer_mix (buffer, &temp, FALSE, chanmuls[i]);
first = FALSE;
} else {
visual_audio_sample_buffer_mix (buffer, &temp, divide, chanmuls[i]);
}
}
}
va_end (ap);
visual_object_unref (VISUAL_OBJECT (&temp));
visual_mem_free (chanids);
visual_mem_free (chanmuls);
return VISUAL_OK;
}
static int lv_nebulus_cleanup (VisPluginData *plugin)
{
NebulusPrivate *priv = visual_object_get_private (VISUAL_OBJECT (plugin));
visual_return_val_if_fail (plugin != NULL, -1);
if (!face_first)
glDeleteLists(facedl, 1);
if (!tentacles_first)
glDeleteLists(cubedl, 1);
if (!child_first)
glDeleteLists(childdl, 1);
delete_gl_texture(knotbg);
delete_gl_texture(tunnel);
delete_gl_texture(tentacle);
delete_gl_texture(twist);
delete_gl_texture(twistbg);
delete_gl_texture(texchild);
delete_gl_texture(childbg);
delete_gl_texture(energy);
visual_object_unref (VISUAL_OBJECT (&child_image));
visual_object_unref (VISUAL_OBJECT (&energy_image));
visual_object_unref (VISUAL_OBJECT (&tentacle_image));
visual_object_unref (VISUAL_OBJECT (&tunnel_image));
visual_object_unref (VISUAL_OBJECT (&twist_image));
visual_object_unref (VISUAL_OBJECT (&background_image));
visual_buffer_free (priv->pcmbuf);
visual_mem_free (priv);
return 0;
}
char *avs_serialize_retrieve_string_from_preset_section (char *section, VisParamEntry *param)
{
char *string;
int len;
int i;
/* FIXME should just get an int ? */
len = AVS_SERIALIZE_GET_INT (section);
AVS_SERIALIZE_SKIP_INT (section);
if (len > 0) {
string = visual_mem_malloc0 (len);
strncpy (string, section, len);
visual_param_entry_set_string (param, string);
visual_mem_free (string);
}
AVS_SERIALIZE_SKIP_LENGTH (section, len);
printf("after length skip :%s\n", section);
return section;
}
static int act_gdkpixbuf_load_file (PixbufPrivate *priv, const char *filename)
{
visual_log (VISUAL_LOG_INFO, "Loading image from '%s'", filename);
if (priv->source) {
g_object_unref (priv->source);
priv->source = NULL;
}
if (priv->target) {
visual_video_unref (priv->target);
priv->target = NULL;
}
visual_mem_free (priv->filename);
priv->filename = visual_strdup (filename);
priv->source = gdk_pixbuf_new_from_file (filename, NULL);
if (!priv->source) {
visual_log (VISUAL_LOG_ERROR, "Failed to load image from file '%s'", filename);
return FALSE;
}
act_gdkpixbuf_update_image (priv);
return TRUE;
}
int visual_video_set_buffer (VisVideo *video, void *buffer)
{
visual_return_val_if_fail (video != NULL, -VISUAL_ERROR_VIDEO_NULL);
if (visual_buffer_get_allocated (video->buffer)) {
visual_log (VISUAL_LOG_ERROR, _("Trying to set a screen buffer on "
"a VisVideo structure which points to an allocated screen buffer"));
return -VISUAL_ERROR_VIDEO_HAS_ALLOCATED;
}
visual_buffer_set_data (video->buffer, buffer);
visual_buffer_set_destroyer (video->buffer, NULL);
if (video->pixel_rows != NULL) {
visual_mem_free (video->pixel_rows);
video->pixel_rows = NULL;
}
if (visual_buffer_get_data (video->buffer) != NULL) {
video->pixel_rows = visual_mem_new0 (void *, video->height);
precompute_row_table (video);
}
/**
* cleanup plugin (release resources)
*
* @param plugin plugin to be cleaned up.
*
* @return 0 on success.
*/
static int inp_mplayer_cleanup( VisPluginData *plugin )
{
int unclean = 0;
mplayer_priv_t *priv = NULL;
visual_return_val_if_fail( plugin != NULL, -1 );
priv = visual_object_get_private (VISUAL_OBJECT (plugin));
visual_return_val_if_fail( priv != NULL, -1 );
if ( priv->loaded == 1 )
{
void *mmap_area = (void*)priv->mmap_area;
int mmap_count = priv->mmap_area->bs + sizeof( mplayer_data_t );
if ( priv->fd > 0 )
{
if ( close( priv->fd ) != 0 )
{
visual_log( VISUAL_LOG_CRITICAL,
_("Could not close file descriptor %d: %s"),
priv->fd, strerror( errno ) );
unclean |= 1;
}
priv->fd = -1;
}
else
{
visual_log( VISUAL_LOG_CRITICAL, _("Wrong file descriptor %d"),
priv->fd );
unclean |= 2;
}
if ( munmap( mmap_area, mmap_count ) != 0 )
{
visual_log( VISUAL_LOG_CRITICAL,
_("Could not munmap() area %p+%d. %s"),
mmap_area, mmap_count,
strerror( errno ) );
unclean |= 4;
}
}
visual_mem_free( priv->sharedfile );
visual_mem_free( priv );
return - unclean;
}
static int act_gstreamer_cleanup (VisPluginData *plugin)
{
GstreamerPrivate *priv = visual_object_get_private (VISUAL_OBJECT (plugin));
visual_mem_free (priv);
return 0;
}
static int lv_flower_cleanup (VisPluginData *plugin)
{
FlowerPrivate *priv = visual_object_get_private (VISUAL_OBJECT (plugin));
visual_timer_free (priv->flower.timer);
visual_timer_free (priv->t);
visual_mem_free (priv);
return 0;
}
static int lv_morph_flash_cleanup (VisPluginData *plugin)
{
FlashPrivate *priv = visual_object_get_private (VISUAL_OBJECT (plugin));
visual_palette_free (priv->whitepal);
visual_mem_free (priv);
return 0;
}
static int beat_adv_dtor(VisObject *obj)
{
VisBeatAdv *adv = VISUAL_BEAT_ADV(obj);
if(adv->beathistory != NULL)
visual_mem_free(adv->beathistory);
adv->beathistory = NULL;
return TRUE;
}
/**
* Frees allocated colors from a VisPalette.
*
* @param pal Pointer to the VisPalette from which colors need to be freed.
*
* @return VISUAL_OK on succes, -VISUAL_ERROR_PALETTE_NULL on failure.
*/
int visual_palette_free_colors (VisPalette *pal)
{
visual_log_return_val_if_fail (pal != NULL, -VISUAL_ERROR_PALETTE_NULL);
if (pal->colors != NULL)
visual_mem_free (pal->colors);
pal->colors = NULL;
pal->ncolors = 0;
return VISUAL_OK;
}
static int act_jakdaw_cleanup (VisPluginData *plugin)
{
JakdawPrivate *priv = visual_object_get_private (VISUAL_OBJECT (plugin));
_jakdaw_feedback_close (priv);
visual_object_unref (VISUAL_OBJECT (priv->pcmbuf));
visual_object_unref (VISUAL_OBJECT (priv->freqbuf));
visual_mem_free (priv);
return 0;
}
static int free_plugpaths ()
{
int i;
if (__lv_plugpaths == NULL)
return VISUAL_OK;
for (i = 0; i < __lv_plugpath_cnt - 1; i++)
visual_mem_free (__lv_plugpaths[i]);
free (__lv_plugpaths);
return VISUAL_OK;
}
/**
* Sets the annotation field of the VisParamEntry to the provided null terminated string.
*
* @param param Pointer to the VisParamEntry to which a parameter is set.
* @param anno A null terminated string which to assign to the VisParamEntry's annotation field.
*
* @return VISUAL_OK on success, -VISUAL_ERROR_PARAM_NULL or -VISUAL_ERROR_PARAM_ANNO_NULL on failure.
*/
int visual_param_entry_set_annotation (VisParamEntry *param, char *anno)
{
visual_log_return_val_if_fail(param != NULL, -VISUAL_ERROR_PARAM_NULL);
;
visual_log_return_val_if_fail(anno != NULL, -VISUAL_ERROR_PARAM_ANNO_NULL);
if (param->annotation != NULL)
visual_mem_free(param->annotation);
param->annotation = strdup(anno);
return VISUAL_OK;
}
static int lv_goom_cleanup (VisPluginData *plugin)
{
GoomPrivate *priv = visual_object_get_private (VISUAL_OBJECT (plugin));
if (priv->goominfo != NULL)
goom_close (priv->goominfo);
visual_buffer_free (priv->pcmbuf1);
visual_buffer_free (priv->pcmbuf2);
visual_mem_free (priv);
return 0;
}
/**
* Quits libvisual, destroys all the plugin registries.
*
* @return VISUAL_OK on succes, -VISUAL_ERROR_LIBVISUAL_NOT_INITIALIZED on failure.
*/
int visual_quit ()
{
int ret;
if (__lv_initialized == FALSE) {
visual_log (VISUAL_LOG_WARNING, _("Never initialized"));
return -VISUAL_ERROR_LIBVISUAL_NOT_INITIALIZED;
}
if (visual_fourier_is_initialized () == TRUE)
visual_fourier_deinitialize ();
ret = visual_object_unref (VISUAL_OBJECT (__lv_plugins));
if (ret < 0)
visual_log (VISUAL_LOG_WARNING, _("Plugins references list: destroy failed: %s"), visual_error_to_string (ret));
ret = visual_object_unref (VISUAL_OBJECT (__lv_plugins_actor));
if (ret < 0)
visual_log (VISUAL_LOG_WARNING, _("Actor plugins list: destroy failed: %s"), visual_error_to_string (ret));
ret = visual_object_unref (VISUAL_OBJECT (__lv_plugins_input));
if (ret < 0)
visual_log (VISUAL_LOG_WARNING, _("Input plugins list: destroy failed: %s"), visual_error_to_string (ret));
ret = visual_object_unref (VISUAL_OBJECT (__lv_plugins_morph));
if (ret < 0)
visual_log (VISUAL_LOG_WARNING, _("Morph plugins list: destroy failed: %s"), visual_error_to_string (ret));
ret = visual_object_unref (VISUAL_OBJECT (__lv_plugins_transform));
if (ret < 0)
visual_log (VISUAL_LOG_WARNING, _("Transform plugins list: destroy failed: %s"), visual_error_to_string (ret));
ret = visual_object_unref (VISUAL_OBJECT (__lv_paramcontainer));
if (ret < 0)
visual_log (VISUAL_LOG_WARNING, _("Global param container: destroy failed: %s"), visual_error_to_string (ret));
ret = visual_object_unref (VISUAL_OBJECT (__lv_userinterface));
if (ret < 0)
visual_log (VISUAL_LOG_WARNING, _("Error during UI destroy: %s"), visual_error_to_string (ret));
if (__lv_progname != NULL) {
visual_mem_free (__lv_progname);
__lv_progname = NULL;
}
__lv_initialized = FALSE;
return VISUAL_OK;
}
static int lvavs_preset_element_dtor (VisObject *object)
{
LVAVSPresetElement *element = LVAVS_PRESET_ELEMENT (object);
if (element->pcont != NULL)
visual_object_unref (VISUAL_OBJECT (element->pcont));
if (element->element_name != NULL)
visual_mem_free((void *)element->element_name);
element->pcont = NULL;
return TRUE;
}
/**
* Set the name for a VisParamEntry.
*
* @param param Pointer to the VisParamEntry to which the name is set.
* @param name The name that is set to the VisParamEntry.
*
* @return VISUAL_OK on succes, -VISUAL_ERROR_PARAM_NULL on failure.
*/
int visual_param_entry_set_name (VisParamEntry *param, char *name)
{
visual_log_return_val_if_fail (param != NULL, -VISUAL_ERROR_PARAM_NULL);
if (param->name != NULL)
visual_mem_free (param->name);
param->name = NULL;
if (name != NULL)
param->name = strdup (name);
return VISUAL_OK;
}
/* Object destructors */
static int lvavs_preset_dtor (VisObject *object)
{
LVAVSPreset *preset = LVAVS_PRESET (object);
if (preset->origfile != NULL)
visual_mem_free (preset->origfile);
if (preset->main != NULL)
visual_object_unref (VISUAL_OBJECT (preset->main));
preset->origfile = NULL;
preset->main = NULL;
return TRUE;
}
int act_infinite_cleanup (VisPluginData *plugin)
{
InfinitePrivate *priv;
visual_return_val_if_fail (plugin != NULL, -1);
priv = visual_object_get_private (VISUAL_OBJECT (plugin));
_inf_close_renderer (priv);
visual_palette_free (priv->pal);
visual_mem_free (priv);
return 0;
}
static int audio_samplepool_channel_dtor (VisObject *object)
{
VisAudioSamplePoolChannel *channel = VISUAL_AUDIO_SAMPLEPOOL_CHANNEL (object);
if (channel->samples != NULL)
visual_object_unref (VISUAL_OBJECT (channel->samples));
if (channel->channelid != NULL)
visual_mem_free (channel->channelid);
channel->samples = NULL;
channel->channelid= NULL;
return VISUAL_OK;
}
static int beat_dtor(VisObject *obj)
{
VisBeat *beat = VISUAL_BEAT(obj);
if(beat->txt != NULL)
visual_mem_free(beat->txt);
beat->txt = NULL;
if(beat->TCHist != NULL)
visual_mem_free(beat->TCHist);
beat->TCHist = NULL;
if(beat->smoother != NULL)
visual_mem_free(beat->smoother);
beat->smoother = NULL;
if(beat->half_discriminated != NULL)
visual_mem_free(beat->half_discriminated);
beat->half_discriminated = NULL;
if(beat->half_discriminated2 != NULL)
visual_mem_free(beat->half_discriminated2);
beat->half_discriminated2 = NULL;
if(beat->adv != NULL)
visual_object_unref(VISUAL_OBJECT(beat->adv));
beat->adv = NULL;
return TRUE;
}
/* Object destructors */
static int avs_tree_dtor (VisObject *object)
{
AVSTree *avstree = AVS_TREE (object);
if (avstree->data != NULL)
visual_mem_free (avstree->data);
if (avstree->main != NULL)
visual_object_unref (VISUAL_OBJECT (avstree->main));
avstree->origfile = NULL;
avstree->data = NULL;
avstree->cur = NULL;
avstree->main = NULL;
return TRUE;
}
VisMorph *visual_morph_new (const char *morphname)
{
VisMorph *morph;
int result;
morph = visual_mem_new0 (VisMorph, 1);
result = visual_morph_init (morph, morphname);
if (result != VISUAL_OK) {
visual_mem_free (morph);
return NULL;
}
/* Do the VisObject initialization */
visual_object_set_allocated (VISUAL_OBJECT (morph), TRUE);
visual_object_ref (VISUAL_OBJECT (morph));
return morph;
}
VisTransform *visual_transform_new (const char *transformname)
{
VisTransform *transform;
int result;
transform = visual_mem_new0 (VisTransform, 1);
result = visual_transform_init (transform, transformname);
if (result != VISUAL_OK) {
visual_mem_free (transform);
return NULL;
}
/* Do the VisObject initialization */
visual_object_set_allocated (VISUAL_OBJECT (transform), TRUE);
visual_object_ref (VISUAL_OBJECT (transform));
return transform;
}
int visual_video_free_buffer (VisVideo *video)
{
visual_return_val_if_fail (video != NULL, -VISUAL_ERROR_VIDEO_NULL);
visual_return_val_if_fail (visual_video_get_pixels (video) != NULL, -VISUAL_ERROR_VIDEO_PIXELS_NULL);
if (video->pixel_rows != NULL)
visual_mem_free (video->pixel_rows);
if (visual_buffer_get_allocated (video->buffer)) {
visual_buffer_destroy_content (video->buffer);
} else {
return -VISUAL_ERROR_VIDEO_NO_ALLOCATED;
}
video->pixel_rows = NULL;
visual_buffer_set_data_pair (video->buffer, NULL, 0);
return VISUAL_OK;
}
