(PowerBuilder) IBM Cloud - Text to Speech - Synthesize Audio (GET)

Synthesizes text to audio that is spoken in the specified voice.

For more information, see https://cloud.ibm.com/apidocs/text-to-speech#synthesize-audio-get

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

integer li_rc
oleobject loo_Http
integer li_Success
string ls_MyBaseUrl
oleobject loo_SbUrl
integer li_NumReplaced
string ls_TextToSynthesize
oleobject loo_BdResponseBody
integer li_RespStatusCode

// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

loo_Http = create oleobject
// Use "Chilkat_9_5_0.Http" for versions of Chilkat < 10.0.0
li_rc = loo_Http.ConnectToNewObject("Chilkat.Http")
if li_rc < 0 then
    destroy loo_Http
    MessageBox("Error","Connecting to COM object failed")
    return
end if

loo_Http.Login = "apikey"
loo_Http.Password = "my_apikey"
loo_Http.BasicAuth = 1

// Use your base URL shown in the credentials web page (below your apikey)
ls_MyBaseUrl = "https://api.us-south.text-to-speech.watson.cloud.ibm.com/instances/31941e96-7b89-4d56-8993-9cd8f18ec2d8"

loo_SbUrl = create oleobject
// Use "Chilkat_9_5_0.StringBuilder" for versions of Chilkat < 10.0.0
li_rc = loo_SbUrl.ConnectToNewObject("Chilkat.StringBuilder")

loo_SbUrl.Append(ls_MyBaseUrl)
loo_SbUrl.Append("/v1/synthesize?accept=ACCEPT_TYPE&voice=CHOSEN_VOICE&text=TEXT_TO_SYNTHESIZE")

// Choose "audio/wav" for the output file type.
li_NumReplaced = loo_SbUrl.Replace("ACCEPT_TYPE",loo_Http.UrlEncode("audio/wav"))
// See the choices for voices at https://cloud.ibm.com/apidocs/text-to-speech#synthesize-audio-get
li_NumReplaced = loo_SbUrl.Replace("CHOSEN_VOICE","en-US_MichaelVoice")
ls_TextToSynthesize = "When life gives you lemons, order the lobster tail."
li_NumReplaced = loo_SbUrl.Replace("TEXT_TO_SYNTHESIZE",loo_Http.UrlEncode(ls_TextToSynthesize))

// Send the GET to synthesize the voice.
// The response file will be contained in bdResponseBody
loo_BdResponseBody = create oleobject
// Use "Chilkat_9_5_0.BinData" for versions of Chilkat < 10.0.0
li_rc = loo_BdResponseBody.ConnectToNewObject("Chilkat.BinData")

li_Success = loo_Http.QuickGetBd(loo_SbUrl.GetAsString(),loo_BdResponseBody)
if li_Success = 0 then
    Write-Debug loo_Http.LastErrorText
    destroy loo_Http
    destroy loo_SbUrl
    destroy loo_BdResponseBody
    return
end if

li_RespStatusCode = loo_Http.LastStatus
Write-Debug "response status code = " + string(li_RespStatusCode)

if li_RespStatusCode = 200 then
    li_Success = loo_BdResponseBody.WriteFile("qa_output/lobster.wav")
    Write-Debug "Success!"
else
    Write-Debug loo_BdResponseBody.GetString("utf-8")
end if



destroy loo_Http
destroy loo_SbUrl
destroy loo_BdResponseBody