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AudioHandler callback to modify AudioTrack and AudioRecord #7496
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92dc3ac
add the user handler
VinayGuthal e51cadd
update config
VinayGuthal ec1c56c
update api text file
VinayGuthal 8d4a98d
fix kotlin docs
VinayGuthal f2afcfd
Rename audioconversation config and address some comments
VinayGuthal 723077a
update
VinayGuthal 6d4d67c
use builder configuration instead
VinayGuthal d01a970
update
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129 changes: 129 additions & 0 deletions
129
firebase-ai/src/main/kotlin/com/google/firebase/ai/type/ConversationConfig.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,129 @@ | ||
| /* | ||
| * Copyright 2025 Google LLC | ||
| * | ||
| * Licensed 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. | ||
| */ | ||
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| package com.google.firebase.ai.type | ||
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| import android.media.AudioRecord | ||
| import android.media.AudioTrack | ||
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| /** | ||
| * Configuration parameters to use for conversation config. | ||
| * | ||
| * @property functionCallHandler A callback function that is invoked whenever the model receives a | ||
| * function call. The [FunctionResponsePart] that the callback function returns will be | ||
| * automatically sent to the model. | ||
| * | ||
| * @property transcriptHandler A callback function that is invoked whenever the model receives a | ||
| * transcript. The first [Transcription] object is the input transcription, and the second is the | ||
| * output transcription. | ||
| * | ||
| * @property audioHandler A callback function that is invoked immediately following the successful | ||
| * initialization of the associated [AudioRecord] and [AudioTrack] objects. This offers a final | ||
| * opportunity to apply custom configurations or modifications to these objects, which will remain | ||
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| * valid and effective for the duration of the current audio session. | ||
| * | ||
| * @property enableInterruptions If enabled, allows the user to speak over or interrupt the model's | ||
| * ongoing reply. | ||
| * | ||
| * **WARNING**: The user interruption feature relies on device-specific support, and may not be | ||
| * consistently available. | ||
| */ | ||
| @PublicPreviewAPI | ||
| public class ConversationConfig | ||
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|
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| private constructor( | ||
| internal var functionCallHandler: ((FunctionCallPart) -> FunctionResponsePart)?, | ||
| internal var audioHandler: ((AudioRecord, AudioTrack) -> Unit)?, | ||
| internal var transcriptHandler: ((Transcription?, Transcription?) -> Unit)?, | ||
| internal var enableInterruptions: Boolean | ||
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| ) { | ||
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| /** | ||
| * Builder for creating a [ConversationConfig]. | ||
| * | ||
| * Mainly intended for Java interop. Kotlin consumers should use [conversationConfig] for a more | ||
| * idiomatic experience. | ||
| * | ||
| * @property functionCallHandler See [ConversationConfig.functionCallHandler]. | ||
| * | ||
| * @property audioHandler See [ConversationConfig.audioHandler]. | ||
| * | ||
| * @property transcriptHandler See [ConversationConfig.transcriptHandler]. | ||
| * | ||
| * @property enableInterruptions See [ConversationConfig.enableInterruptions]. | ||
| */ | ||
| public class Builder { | ||
| @JvmField public var functionCallHandler: ((FunctionCallPart) -> FunctionResponsePart)? = null | ||
| @JvmField public var audioHandler: ((AudioRecord, AudioTrack) -> Unit)? = null | ||
| @JvmField public var transcriptHandler: ((Transcription?, Transcription?) -> Unit)? = null | ||
| @JvmField public var enableInterruptions: Boolean = false | ||
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| public fun setFunctionCallHandler( | ||
| functionCallHandler: ((FunctionCallPart) -> FunctionResponsePart)? | ||
| ): Builder = apply { this.functionCallHandler = functionCallHandler } | ||
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| public fun setAudioHandler(audioHandler: ((AudioRecord, AudioTrack) -> Unit)?): Builder = | ||
| apply { | ||
| this.audioHandler = audioHandler | ||
| } | ||
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| public fun setTranscriptHandler( | ||
| transcriptHandler: ((Transcription?, Transcription?) -> Unit)? | ||
| ): Builder = apply { this.transcriptHandler = transcriptHandler } | ||
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| public fun setEnableInterruptions(enableInterruptions: Boolean): Builder = apply { | ||
| this.enableInterruptions = enableInterruptions | ||
| } | ||
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| /** Create a new [ConversationConfig] with the attached arguments. */ | ||
| public fun build(): ConversationConfig = | ||
| ConversationConfig( | ||
| functionCallHandler = functionCallHandler, | ||
| audioHandler = audioHandler, | ||
| transcriptHandler = transcriptHandler, | ||
| enableInterruptions = enableInterruptions | ||
| ) | ||
| } | ||
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| public companion object { | ||
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| /** | ||
| * Alternative casing for [ConversationConfig.Builder]: | ||
| * ``` | ||
| * val config = ConversationConfig.builder() | ||
| * ``` | ||
| */ | ||
| public fun builder(): Builder = Builder() | ||
| } | ||
| } | ||
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| /** | ||
| * Helper method to construct a [ConversationConfig] in a DSL-like manner. | ||
| * | ||
| * Example Usage: | ||
| * ``` | ||
| * conversationConfig { | ||
| * functionCallHandler = ... | ||
| * audioHandler = ... | ||
| * ... | ||
| * } | ||
| * ``` | ||
| */ | ||
| @OptIn(PublicPreviewAPI::class) | ||
| public fun conversationConfig(init: ConversationConfig.Builder.() -> Unit): ConversationConfig { | ||
| val builder = ConversationConfig.builder() | ||
| builder.init() | ||
| return builder.build() | ||
| } | ||
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update the kdoc to include new parameter