espeak-sample

Espeak usage samples

It is tested on Ubuntu 12.04 no other OS are supported. Distributors are welcome.

Before test you need check out code and build from: https://github.com/mondhs/espeak.

Sample uses header files from source dir(<ESPEAK_SRC_DIR>). Example where source should be located: /home/user/src/espeak/src

Sample output

Directory output contains some code sample outputs. each output contains original script name and only extension is changed.

Files

sampleSpeak.cpp

• Shows how to write simple cpp code to call espeak.
• Sample downloaded: http://djkaos.wordpress.com/2009/12/27/simple-espeak-program-speak_lib/
• Compile(be sure you replace <ESPEAK_SRC_DIR>):
• g++ -g -I. -I <ESPEAK_SRC_DIR> sampleSpeak.cpp -lportaudio -lespeak -o sampleSpeak
• Run: ./speak

audacityLabelSpeak.cpp

• Shows how to write callback function.
• It stores generated audio file to wav and phoneme transcriptions.
• Compile(be sure you replace <ESPEAK_SRC_DIR>):
• g++ -g -I. -I <ESPEAK_SRC_DIR> audacityLabelSpeak.cpp -lportaudio -lespeak -o audacityLabelSpeak
• Run: ./audacityLabelSpeak

talkingClockEspeak.py

• Shows how to call espeak from python
• Run: ./talkingClockEspeak.py

sampleMbrolaSpeak.cpp

• Shows how to write simple cpp code to call espeak with Mbrola voice.
• Compile(be sure you replace <ESPEAK_SRC_DIR>):
• g++ -g -I. -I <ESPEAK_SRC_DIR> sampleSpeak.cpp -lportaudio -lespeak -o sampleSpeak
• e.g g++ -g -I. -I ../espeak sampleMbrolaSpeak.cpp -lportaudio -lespeak -o sampleMbrolaSpeak

Other examples

• espeak -v lt -s120 -k20 -f sample.txt
• espeak -v mb-lt1 -s120 -k20 -f sample.txt

Code Analysis

• Mbrola Events are triggered:
• speak_lib#espeak_Synth()
• ->speak_lib#sync_espeak_Synth()
• ->speak_lib#Synthesize(text)
• ->synthesize#Generate(phoneme_list)
• ->synth_mbrola#MbrolaGenerate(phoneme_list===plist)
• ->synth_mbrola#MbrolaTranslate()
• ->synthesize#DoPhonemeMarker()
• Mbrola phoneme generation:
• speak_lib#Synthesize(text)
• ->synthesize#SpeakNextClause(text===p_text)(What is this: phoneme_callback)
• ->TranslateClause(p_text)
• ... ->translate#MakePhonemeList(){phlist = phoneme_list}
• tranlator created in translate#LoadVoices()