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design: Update effect implementation doc

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Thibault Saunier 2011-02-10 16:33:16 +01:00 committed by Edward Hervey
parent 4b4439ad8a
commit 01589a5685
1 changed files with 51 additions and 27 deletions
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70
docs/design/effects.txt
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@ -116,7 +116,7 @@ C. Keyframes
signals:
-------
* property-changed: emited when a usefull property of a GstElement
* deep-notify: emited when a usefull property of a GstElement
contained in the GESTrackObject changes
=> DONE
@ -207,7 +207,7 @@ C. Keyframes
GESTrackEffect *ges_timeline_object_add_effect (GESTimelineObject *object,
GESEffect *effect_material,
gint position);
=> DONE
=> Waiting for GESMaterial
/**
* ges_timeline_object_get_effects:
@ -255,24 +255,14 @@ C. Keyframes
=> DONE
C - The GESTrackEffect API:
-> This is an empty abstract class
=> DONE
D - The GESTrackParseLaunchEffect API:
This is a parse-launch based implementation of TrackEffect.
/**
* ges_track_effect_new_from_material:
*
* @effect_material: The #GESEffect from which to create this
* #GESTrackEffect
*
* Creates a new #GESTrackEffect from a #GESEffect
*
* Returns: a newly created #GESTrackEffect, or %NULL if something went
* wrong.
*/
GESTrackEffect *ges_track_effect_new_from_material(GESTrackEffect *effect,
GESEffect *effect_material);
=> Waiting for GESMaterial
/**
* ges_track_effect_new_from_bin_desc:
* ges_track_parse_launch_effect_new:
*
* @bin_dec: The gst-launch like bin description of the effect
*
@ -282,22 +272,56 @@ C. Keyframes
* Returns: a newly created #GESTrackEffect, or %NULL if something went
* wrong.
*/
GESTrackEffect *ges_track_effect_new_from_bin_desc(GESTrackEffect *effect,
GESTrackEffect *ges_track_parse_launch_effect_new (GESTrackEffect *effect,
const gchar *bin_desc);
=> DONE
D - The GESTimelineEffect API:
E - The GESTrackMaterialEffect API:
/**
* ges_track_material_effect:
*
* @effect_material: The #GESEffect from which to create this
* #GESTrackEffect
*
* Creates a new #GESTrackEffect from a #GESEffect
*
* Returns: a newly created #GESTrackEffect, or %NULL if something went
* wrong.
*/
GESTrackEffect *ges_track_material_effect_new (GESTrackEffect *effect,
GESEffect *effect_material);
=> Waiting for GESMaterial
The GESTimelineEffect basically doesn't have anything else but what
GESTimelineObject has.
F - The GESTimelineEffect API:
-> This is an empty abstract class
=> DONE
-> Usecases: The user wants to control multiple effects in sync. The user
wants to add an effect to the whole timeline. The user wants
to had an effect to a segment of the timeline without caring
bout what clip it is applied on.
G - The GESTimelineParseLaunchEffect API:
This is a parse-launch based implementation of TimelineEffect.
/**
* ges_timeline_parse_launch_effect_new_from_bin_desc:
* @video_bin_description: The gst-launch like bin description of the effect
* @audio_bin_description: The gst-launch like bin description of the effect
*
* Creates a new #GESTimelineParseLaunchEffect from the description of the bin.
*
* Returns: a newly created #GESTimelineParseLaunchEffect, or %NULL if something went
* wrong.
*/
GESTimelineParseLaunchEffect *
ges_timeline_parse_launch_effect_new (const gchar * video_bin_description,
const gchar * audio_bin_description)
=> DONE
E - The GESEffect:
H - The GESEffect:
The GESEffect class is a subclass of GESMaterial, it is used to describe
effects independently of the usage which is made of it in the timeline.