Tcl

OpenAI (ChatGPT) Create Transcription

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Show how to transcribe audio to text. Tcl

load ./chilkat.dll

set success 0

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

set http [new_CkHttp]

# Implements the following CURL command:

# curl https://api.openai.com/v1/audio/transcriptions \
#   -H "Authorization: Bearer $OPENAI_API_KEY" \
#   -H "Content-Type: multipart/form-data" \
#   -F file="@/path/to/file/audio.mp3" \
#   -F model="whisper-1"

# Use the following online tool to generate HTTP code from a CURL command
# Convert a cURL Command to HTTP Source Code

set req [new_CkHttpRequest]

CkHttpRequest_put_HttpVerb $req "POST"
CkHttpRequest_put_Path $req "/v1/audio/transcriptions"
CkHttpRequest_put_ContentType $req "multipart/form-data"
set success [CkHttpRequest_AddFileForUpload2 $req "file" "qa_data/mp3/Conversation-with-39-year-old-male-Virginia_afccal000227_001_00-03-37.mp3" "audio/mpeg"]

CkHttpRequest_AddParam $req "model" "whisper-1"

CkHttpRequest_AddHeader $req "Expect" "100-continue"
# This is NOT a real key.  Change the "sk-vi...." to your own key.
CkHttpRequest_AddHeader $req "Authorization" "Bearer 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"

set resp [new_CkHttpResponse]

set success [CkHttp_HttpSReq $http "api.openai.com" 443 1 $req $resp]
if {$success == 0} then {
    puts [CkHttp_lastErrorText $http]
    delete_CkHttp $http
    delete_CkHttpRequest $req
    delete_CkHttpResponse $resp
    exit
}

set sbResponseBody [new_CkStringBuilder]

CkHttpResponse_GetBodySb $resp $sbResponseBody

set jResp [new_CkJsonObject]

CkJsonObject_LoadSb $jResp $sbResponseBody
CkJsonObject_put_EmitCompact $jResp 0

puts "Response Body:"
puts [CkJsonObject_emit $jResp]

set respStatusCode [CkHttpResponse_get_StatusCode $resp]
puts "Response Status Code = $respStatusCode"
if {$respStatusCode >= 400} then {
    puts "Response Header:"
    puts [CkHttpResponse_header $resp]
    puts "Failed."
    delete_CkHttp $http
    delete_CkHttpRequest $req
    delete_CkHttpResponse $resp
    delete_CkStringBuilder $sbResponseBody
    delete_CkJsonObject $jResp
    exit
}

# Sample JSON response:
# (Sample code for parsing the JSON response is shown below)

# {
#   "text": "Imagine the wildest idea that you've ever had, and you're curious about how it might scale to something that's a 100, a 1,000 times bigger. This is a place where you can get to do that."
# }

# Sample code for parsing the JSON response...
# Use the following online tool to generate parsing code from sample JSON:
# Generate Parsing Code from JSON

set text [CkJsonObject_stringOf $jResp "text"]

delete_CkHttp $http
delete_CkHttpRequest $req
delete_CkHttpResponse $resp
delete_CkStringBuilder $sbResponseBody
delete_CkJsonObject $jResp