Croway commented on code in PR #22872: URL: https://github.com/apache/camel/pull/22872#discussion_r3180752875
########## components/camel-ai/camel-openai/src/main/java/org/apache/camel/component/openai/OpenAIAudioTranscriptionProducer.java: ########## @@ -0,0 +1,162 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.camel.component.openai; + +import java.io.ByteArrayInputStream; +import java.io.File; +import java.io.InputStream; +import java.nio.file.Path; +import java.util.ArrayList; +import java.util.List; + +import com.openai.core.MultipartField; +import com.openai.models.audio.AudioResponseFormat; +import com.openai.models.audio.transcriptions.TranscriptionCreateParams; +import com.openai.models.audio.transcriptions.TranscriptionCreateResponse; +import com.openai.models.audio.transcriptions.TranscriptionVerbose; +import org.apache.camel.Exchange; +import org.apache.camel.Message; +import org.apache.camel.WrappedFile; +import org.apache.camel.support.DefaultProducer; +import org.apache.camel.util.ObjectHelper; + +/** + * OpenAI producer for audio transcription. + */ +public class OpenAIAudioTranscriptionProducer extends DefaultProducer { + + public OpenAIAudioTranscriptionProducer(OpenAIEndpoint endpoint) { + super(endpoint); + } + + @Override + public OpenAIEndpoint getEndpoint() { + return (OpenAIEndpoint) super.getEndpoint(); + } + + @Override + public void process(Exchange exchange) throws Exception { + OpenAIConfiguration config = getEndpoint().getConfiguration(); + Message in = exchange.getIn(); + + String model = resolveParameter(in, OpenAIConstants.AUDIO_MODEL, config.getAudioModel(), String.class); + if (model == null) { + throw new IllegalArgumentException( + "Audio model must be specified via audioModel parameter or CamelOpenAIAudioModel header"); + } + + String language = resolveParameter(in, OpenAIConstants.AUDIO_LANGUAGE, config.getAudioLanguage(), String.class); + String responseFormat = resolveParameter(in, OpenAIConstants.AUDIO_RESPONSE_FORMAT, + config.getAudioResponseFormat(), String.class); + Double temperature = resolveParameter(in, null, config.getAudioTemperature(), Double.class); + String prompt = resolveParameter(in, null, config.getAudioPrompt(), String.class); + String timestampGranularities = resolveParameter(in, null, config.getAudioTimestampGranularities(), String.class); + + TranscriptionCreateParams.Builder paramsBuilder = TranscriptionCreateParams.builder() + .model(model); + + setFileInput(paramsBuilder, in); + + if (ObjectHelper.isNotEmpty(language)) { + paramsBuilder.language(language); + } + if (ObjectHelper.isNotEmpty(prompt)) { + paramsBuilder.prompt(prompt); + } + if (ObjectHelper.isNotEmpty(responseFormat)) { + paramsBuilder.responseFormat(AudioResponseFormat.of(responseFormat)); + } + if (temperature != null) { + paramsBuilder.temperature(temperature); + } + if (ObjectHelper.isNotEmpty(timestampGranularities)) { + List<TranscriptionCreateParams.TimestampGranularity> granularities = new ArrayList<>(); + for (String g : timestampGranularities.split(",")) { + String trimmed = g.trim(); + if (!trimmed.isEmpty()) { + granularities.add(TranscriptionCreateParams.TimestampGranularity.of(trimmed)); + } + } + if (!granularities.isEmpty()) { + paramsBuilder.timestampGranularities(granularities); + } + } + + TranscriptionCreateParams params = paramsBuilder.build(); + TranscriptionCreateResponse response = getEndpoint().getClient() + .audio().transcriptions().create(params); + + Message out = exchange.getMessage(); + + if (response.isVerbose()) { + TranscriptionVerbose verbose = response.asVerbose(); + out.setBody(verbose.text()); + out.setHeader(OpenAIConstants.AUDIO_DURATION, verbose.duration()); + out.setHeader(OpenAIConstants.AUDIO_DETECTED_LANGUAGE, verbose.language()); + } else if (response.isTranscription()) { + out.setBody(response.asTranscription().text()); + } else { + out.setBody(response.toString()); + } + + if (config.isStoreFullResponse()) { + exchange.setProperty(OpenAIConstants.RESPONSE, response); + } + } + + private void setFileInput(TranscriptionCreateParams.Builder paramsBuilder, Message in) { + Object body = in.getBody(); + + if (body instanceof WrappedFile<?> wrappedFile) { + body = wrappedFile.getFile(); + } + + if (body instanceof File file) { + paramsBuilder.file(file.toPath()); + } else if (body instanceof Path path) { + paramsBuilder.file(path); + } else if (body instanceof byte[] bytes) { + paramsBuilder.file(multipartWithFilename(new ByteArrayInputStream(bytes))); + } else if (body instanceof InputStream inputStream) { + paramsBuilder.file(multipartWithFilename(inputStream)); + } else { + InputStream converted = in.getBody(InputStream.class); + if (converted == null) { + throw new IllegalArgumentException( + "Unsupported body type for audio transcription: " + + (body != null ? body.getClass().getName() : "null") + + ". Supported: File, Path, InputStream, byte[]"); + } + paramsBuilder.file(multipartWithFilename(converted)); + } + } + + private MultipartField<InputStream> multipartWithFilename(InputStream stream) { + return MultipartField.<InputStream> builder() + .value(stream) + .filename("audio") Review Comment: I'll improve the Producer to handle camel-file, smb, ftp filenames. the "audio" will be just a fallback -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
