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whisper.cpp
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expose language and translate in java / android library

pull/1478/head
geosearchef 2023-11-11 16:03:54 +01:00
parent ec7a6f04f9
commit 5f92f958ac
2 changed files with 6 additions and 6 deletions
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6
examples/whisper.android/lib/src/main/java/com/whispercpp/whisper/LibWhisper.kt
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@ -16,11 +16,11 @@ class WhisperContext private constructor(private var ptr: Long) {
Executors.newSingleThreadExecutor().asCoroutineDispatcher()
)
suspend fun transcribeData(data: FloatArray): String = withContext(scope.coroutineContext) {
suspend fun transcribeData(data: FloatArray, language: String = "en", translate: Boolean = false): String = withContext(scope.coroutineContext) {
require(ptr != 0L)
val numThreads = WhisperCpuConfig.preferredThreadCount
Log.d(LOG_TAG, "Selecting $numThreads threads")
WhisperLib.fullTranscribe(ptr, numThreads, data)
WhisperLib.fullTranscribe(ptr, numThreads, data, language, translate)
val textCount = WhisperLib.getTextSegmentCount(ptr)
return@withContext buildString {
for (i in 0 until textCount) {
@ -128,7 +128,7 @@ private class WhisperLib {
external fun initContextFromAsset(assetManager: AssetManager, assetPath: String): Long
external fun initContext(modelPath: String): Long
external fun freeContext(contextPtr: Long)
external fun fullTranscribe(contextPtr: Long, numThreads: Int, audioData: FloatArray)
external fun fullTranscribe(contextPtr: Long, numThreads: Int, audioData: FloatArray, language: String, translate: Boolean)
external fun getTextSegmentCount(contextPtr: Long): Int
external fun getTextSegment(contextPtr: Long, index: Int): String
external fun getSystemInfo(): String

6
examples/whisper.android/lib/src/main/jni/whisper/jni.c
View File

@ -163,7 +163,7 @@ Java_com_whispercpp_whisper_WhisperLib_00024Companion_freeContext(
JNIEXPORT void JNICALL
Java_com_whispercpp_whisper_WhisperLib_00024Companion_fullTranscribe(
JNIEnv *env, jobject thiz, jlong context_ptr, jint num_threads, jfloatArray audio_data) {
JNIEnv *env, jobject thiz, jlong context_ptr, jint num_threads, jfloatArray audio_data, jstring language, jboolean translate) {
UNUSED(thiz);
struct whisper_context *context = (struct whisper_context *) context_ptr;
jfloat *audio_data_arr = (*env)->GetFloatArrayElements(env, audio_data, NULL);
@ -175,8 +175,8 @@ Java_com_whispercpp_whisper_WhisperLib_00024Companion_fullTranscribe(
params.print_progress = false;
params.print_timestamps = true;
params.print_special = false;
params.translate = false;
params.language = "en";
params.translate = (bool) translate;
params.language = (*env)->GetStringUTFChars(env, language, NULL);
params.n_threads = num_threads;
params.offset_ms = 0;
params.no_context = true;