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GObject ╰── GInitiallyUnowned ╰── GESTimelineElement ╰── GESContainer ╰── GESClip ╰── GESSourceClip ╰── GESTestClip
Useful for testing purposes.
You can use the ges_asset_request_simple API to create an Asset capable of extracting GESTestClip-s
GESTestClip *
ges_test_clip_new_for_nick (gchar *nick
);
Creates a new GESTestClip for the provided nick
.
GESVideoTestPattern
ges_test_clip_get_vpattern (GESTestClip *self
);
Get the GESVideoTestPattern which is applied on self
.
gdouble
ges_test_clip_get_frequency (GESTestClip *self
);
Get the frequency self
generates.
gdouble
ges_test_clip_get_volume (GESTestClip *self
);
Get the volume of the test audio signal applied on self
.
gboolean
ges_test_clip_is_muted (GESTestClip *self
);
Let you know if the audio track of self
is muted or not.
void ges_test_clip_set_vpattern (GESTestClip *self
,GESVideoTestPattern vpattern
);
Sets which video pattern to display on self
.
self |
the GESTestClip to set the pattern on |
|
vpattern |
the GESVideoTestPattern to use on |
void ges_test_clip_set_frequency (GESTestClip *self
,gdouble freq
);
Sets the frequency to generate. See audiotestsrc element.
void ges_test_clip_set_mute (GESTestClip *self
,gboolean mute
);
Sets whether the audio track of this clip is muted or not.
void ges_test_clip_set_volume (GESTestClip *self
,gdouble volume
);
Sets the volume of the test audio signal.
self |
the GESTestClip to set the volume on |
|
volume |
the volume of the audio signal you want to use on |
“freq”
property“freq” gdouble
The frequency to generate for audio track elements.
Flags: Read / Write / Construct
Allowed values: [0,20000]
Default value: 440
“mute”
property“mute” gboolean
Whether the sound will be played or not.
Flags: Read / Write / Construct
Default value: FALSE
“volume”
property“volume” gdouble
The volume for the audio track elements.
Flags: Read / Write / Construct
Allowed values: [0,1]
Default value: 1
“vpattern”
property“vpattern” GESVideoTestPattern
Video pattern to display in video track elements.
Flags: Read / Write / Construct
Default value: GES_VIDEO_TEST_PATTERN_SMPTE