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Line 1: − + + − + − Plugin uses given text to produce WAV output.+ − It adds new URI scheme+ − gst-launch espeak://Hi ! wavparse ! alsasink+ − Supported properties: − + − + + + + + + + + + + + + + + + + + + + + + +
Activity Team/gst-plugins-espeak (view source)
Revision as of 14:13, 9 March 2009
, 14:13, 9 March 2009no edit summary
=== gst-plugins-espeak ===
=== gst-plugins-espeak ===
Uses eSpeak library as a sound source for GStreamer.
Uses eSpeak library as a sound source for GStreamer.<br>
Plugin uses given text to produce audio output.
=== Usage ===
=== Interface ===
gst-plugins-espeak is a valid gstreamer plugin thus it is a GObject
==== Properties ====
GObject properties:
* '''text''' text to pronounce
* '''text''' text to pronounce
* '''pitch''' pitch adjustment, 0 to 99, default is 50
* '''pitch''' pitch adjustment, -100 to 100, default is 0
* '''rate''' speed in words per minute, 80 to 390, default is 170
* '''rate''' speed in words per minute, -100 to 100, default is 0
* '''voice''' use voice file of this name from espeak-data/voices
* '''voice''' use voice file of this name from espeak-data/voices
* '''gap''' Word gap. Pause between words, units of 10mS at the default speed, default is 0
* '''trac''' track events (see [[#Events]]])
** '''0''' do not track any events (default)
** '''1''' track word events
** '''2''' track mark events
* '''voices''' read-only list of supported voices/languages
* '''voices''' read-only list of supported voices/languages
* '''caps''' read-only caps describing the format of the data
==== Events ====
Gstreamer uses separate threads and user should use gst.Bus messages(are processed in main gtk thread) instead of native GObject events. To use messages you need to setup '''tract''' property. These are supported gst.Bus messages (see):
* '''espeak-word''' before speeching a word, message properties:
** '''offset''' offset in chars from beginning of '''text'''
** '''len''' size of word in chars
* '''espeak-mark''' mark in text, message properties:
*** '''offset''' offset in chars from beginning of '''text'''
*** '''mark''' name of mark
=== Usage ===
It adds new URI scheme
gst-launch espeak://Hi ! autoaudiosink
Full example:
Full example: