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Use whisper module in VoiceActivityDetector to resolve calling-convention conflict with whisper_vad_default_params; no functional changes

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This commit is contained in:
Beingpax 2025-09-12 14:13:31 +05:45
parent 61ba16ed92
commit 0429af6678
1 changed files with 11 additions and 56 deletions
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67
VoiceInk/Services/VoiceActivityDetector.swift
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@ -1,6 +1,11 @@
import Foundation
import AVFoundation
import os.log
#if canImport(whisper)
import whisper
#else
#error("Unable to import whisper module. Please check your project configuration.")
#endif
// MARK: - C API Bridge
@ -8,60 +13,6 @@ import os.log
fileprivate typealias WhisperVADContext = OpaquePointer
fileprivate typealias WhisperVADSegments = OpaquePointer
// Define the C function signatures for Swift, scoped to this file
@_silgen_name("whisper_vad_default_params")
fileprivate func whisper_vad_default_params() -> whisper_vad_params
@_silgen_name("whisper_vad_default_context_params")
fileprivate func whisper_vad_default_context_params() -> whisper_vad_context_params
@_silgen_name("whisper_vad_init_from_file_with_params")
fileprivate func whisper_vad_init_from_file_with_params(_ path_model: UnsafePointer<CChar>, _ params: whisper_vad_context_params) -> WhisperVADContext?
@_silgen_name("whisper_vad_detect_speech")
fileprivate func whisper_vad_detect_speech(_ vctx: WhisperVADContext, _ samples: UnsafePointer<Float>, _ n_samples: Int32) -> Bool
@_silgen_name("whisper_vad_n_probs")
fileprivate func whisper_vad_n_probs(_ vctx: WhisperVADContext) -> Int32
@_silgen_name("whisper_vad_probs")
fileprivate func whisper_vad_probs(_ vctx: WhisperVADContext) -> UnsafeMutablePointer<Float>
@_silgen_name("whisper_vad_segments_from_probs")
fileprivate func whisper_vad_segments_from_probs(_ vctx: WhisperVADContext, _ params: whisper_vad_params) -> WhisperVADSegments?
@_silgen_name("whisper_vad_segments_n_segments")
fileprivate func whisper_vad_segments_n_segments(_ segments: WhisperVADSegments) -> Int32
@_silgen_name("whisper_vad_segments_get_segment_t0")
fileprivate func whisper_vad_segments_get_segment_t0(_ segments: WhisperVADSegments, _ i_segment: Int32) -> Float
@_silgen_name("whisper_vad_segments_get_segment_t1")
fileprivate func whisper_vad_segments_get_segment_t1(_ segments: WhisperVADSegments, _ i_segment: Int32) -> Float
@_silgen_name("whisper_vad_free_segments")
fileprivate func whisper_vad_free_segments(_ segments: WhisperVADSegments)
@_silgen_name("whisper_vad_free")
fileprivate func whisper_vad_free(_ ctx: WhisperVADContext)
// Structs matching whisper.h, scoped to this file
fileprivate struct whisper_vad_params {
var threshold: Float
var min_speech_duration_ms: Int32
var min_silence_duration_ms: Int32
var max_speech_duration_s: Float
var speech_pad_ms: Int32
var samples_overlap: Float
}
fileprivate struct whisper_vad_context_params {
var n_threads: Int32
var use_gpu: Bool
var gpu_device: Int32
}
// MARK: - VoiceActivityDetector Class
@ -72,8 +23,12 @@ class VoiceActivityDetector {
init?(modelPath: String) {
var contextParams = whisper_vad_default_context_params()
contextParams.n_threads = max(1, min(8, Int32(ProcessInfo.processInfo.processorCount) - 2))
guard let context = whisper_vad_init_from_file_with_params(modelPath, contextParams) else {
let contextOpt: WhisperVADContext? = modelPath.withCString { cPath in
whisper_vad_init_from_file_with_params(cPath, contextParams)
}
guard let context = contextOpt else {
logger.error("Failed to initialize VAD context.")
return nil
}