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Merge pull request #210 from newfla/fix_callback_v2

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Niko 2025-03-03 09:57:57 -07:00 • committed by GitHub
commit f5ee632f6e
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1 changed files with 38 additions and 22 deletions
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src/whisper_params.rs
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@ -376,6 +376,7 @@ impl<'a, 'b> FullParams<'a, 'b> {
/// Do not use this function unless you know what you are doing. /// Do not use this function unless you know what you are doing.
/// * Be careful not to mutate the state of the whisper_context pointer returned in the callback. /// * Be careful not to mutate the state of the whisper_context pointer returned in the callback.
/// This could cause undefined behavior, as this violates the thread-safety guarantees of the underlying C library. /// This could cause undefined behavior, as this violates the thread-safety guarantees of the underlying C library.
/// **Warning** Can't be used with DTW. DTW will produce inconsistent callback invocation
/// ///
/// Defaults to None. /// Defaults to None.
pub unsafe fn set_new_segment_callback( pub unsafe fn set_new_segment_callback(
@ -389,6 +390,7 @@ impl<'a, 'b> FullParams<'a, 'b> {
/// ///
/// # Safety /// # Safety
/// See the safety notes for `set_new_segment_callback`. /// See the safety notes for `set_new_segment_callback`.
/// **Warning** Can't be used with DTW. DTW will produce inconsistent callback invocation
/// ///
/// Defaults to None. /// Defaults to None.
pub unsafe fn set_new_segment_callback_user_data(&mut self, user_data: *mut std::ffi::c_void) { pub unsafe fn set_new_segment_callback_user_data(&mut self, user_data: *mut std::ffi::c_void) {
@ -399,6 +401,7 @@ impl<'a, 'b> FullParams<'a, 'b> {
/// ///
/// Provides a limited segment_callback to ensure safety. /// Provides a limited segment_callback to ensure safety.
/// See `set_new_segment_callback` if you need to use `whisper_context` and `whisper_state` /// See `set_new_segment_callback` if you need to use `whisper_context` and `whisper_state`
/// **Warning** Can't be used with DTW. DTW will produce inconsistent callback invocation
/// ///
/// Defaults to None. /// Defaults to None.
pub fn set_segment_callback_safe<O, F>(&mut self, closure: O) pub fn set_segment_callback_safe<O, F>(&mut self, closure: O)
@ -419,20 +422,26 @@ impl<'a, 'b> FullParams<'a, 'b> {
{ {
unsafe { unsafe {
let user_data = &mut *(user_data as *mut SegmentCallbackFn); let user_data = &mut *(user_data as *mut SegmentCallbackFn);
let text = whisper_rs_sys::whisper_full_get_segment_text_from_state(state, n_new); let n_segments = whisper_rs_sys::whisper_full_n_segments_from_state(state);
let text = CStr::from_ptr(text); let s0 = n_segments - n_new;
//let user_data = user_data as *mut Box<dyn FnMut(SegmentCallbackData)>;
let t0 = whisper_rs_sys::whisper_full_get_segment_t0_from_state(state, n_new); for i in s0..n_segments {
let t1 = whisper_rs_sys::whisper_full_get_segment_t1_from_state(state, n_new); let text = whisper_rs_sys::whisper_full_get_segment_text_from_state(state, i);
let text = CStr::from_ptr(text);
match text.to_str() { let t0 = whisper_rs_sys::whisper_full_get_segment_t0_from_state(state, i);
Ok(n) => user_data(SegmentCallbackData { let t1 = whisper_rs_sys::whisper_full_get_segment_t1_from_state(state, i);
segment: n_new + 1,
start_timestamp: t0, match text.to_str() {
end_timestamp: t1, Ok(n) => user_data(SegmentCallbackData {
text: n.to_string(), segment: i,
}), start_timestamp: t0,
Err(_) => {} end_timestamp: t1,
text: n.to_string(),
}),
Err(_) => {}
}
} }
} }
} }
@ -462,6 +471,7 @@ impl<'a, 'b> FullParams<'a, 'b> {
/// ///
/// Provides a limited segment_callback to ensure safety with lossy handling of bad UTF-8 characters. /// Provides a limited segment_callback to ensure safety with lossy handling of bad UTF-8 characters.
/// See `set_new_segment_callback` if you need to use `whisper_context` and `whisper_state`. /// See `set_new_segment_callback` if you need to use `whisper_context` and `whisper_state`.
/// **Warning** Can't be used with DTW. DTW will produce inconsistent callback invocation
/// ///
/// Defaults to None. /// Defaults to None.
pub fn set_segment_callback_safe_lossy<O, F>(&mut self, closure: O) pub fn set_segment_callback_safe_lossy<O, F>(&mut self, closure: O)
@ -482,17 +492,23 @@ impl<'a, 'b> FullParams<'a, 'b> {
{ {
unsafe { unsafe {
let user_data = &mut *(user_data as *mut SegmentCallbackFn); let user_data = &mut *(user_data as *mut SegmentCallbackFn);
let text = whisper_rs_sys::whisper_full_get_segment_text_from_state(state, n_new); let n_segments = whisper_rs_sys::whisper_full_n_segments_from_state(state);
let text = CStr::from_ptr(text); let s0 = n_segments - n_new;
//let user_data = user_data as *mut Box<dyn FnMut(SegmentCallbackData)>;
let t0 = whisper_rs_sys::whisper_full_get_segment_t0_from_state(state, n_new); for i in s0..n_segments {
let t1 = whisper_rs_sys::whisper_full_get_segment_t1_from_state(state, n_new); let text = whisper_rs_sys::whisper_full_get_segment_text_from_state(state, i);
user_data(SegmentCallbackData { let text = CStr::from_ptr(text);
segment: n_new,
start_timestamp: t0, let t0 = whisper_rs_sys::whisper_full_get_segment_t0_from_state(state, i);
end_timestamp: t1, let t1 = whisper_rs_sys::whisper_full_get_segment_t1_from_state(state, i);
text: text.to_string_lossy().to_string(), user_data(SegmentCallbackData {
}); segment: i,
start_timestamp: t0,
end_timestamp: t1,
text: text.to_string_lossy().to_string(),
});
}
} }
} }