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Update example in README

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Siraaj Khandkar 2023-06-01 10:59:17 -04:00
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@ -7,34 +7,37 @@ Rust bindings to [whisper.cpp](https://github.com/ggerganov/whisper.cpp/)
use whisper_rs::{WhisperContext, FullParams, SamplingStrategy}; use whisper_rs::{WhisperContext, FullParams, SamplingStrategy};
fn main() { fn main() {
let path_to_model = std::env::args().nth(1).unwrap();
// load a context and model // load a context and model
let mut ctx = WhisperContext::new("path/to/model").expect("failed to load model"); let ctx = WhisperContext::new(&path_to_model).expect("failed to load model");
// create a params object // create a params object
let mut params = FullParams::new(SamplingStrategy::Greedy { best_of: 1 }); let params = FullParams::new(SamplingStrategy::Greedy { best_of: 1 });
// assume we have a buffer of audio data // assume we have a buffer of audio data
// here we'll make a fake one, floating point samples, 32 bit, 16KHz, mono // here we'll make a fake one, floating point samples, 32 bit, 16KHz, mono
let audio_data = vec![0_f32; 16000 * 2]; let audio_data = vec![0_f32; 16000 * 2];
// now we can run the model // now we can run the model
let state = ctx.create_state().expect("failed to create state"); let mut state = ctx.create_state().expect("failed to create state");
ctx.full(&state, params, &audio_data[..]) state
.full(params, &audio_data[..])
.expect("failed to run model"); .expect("failed to run model");
// fetch the results // fetch the results
let num_segments = ctx let num_segments = state
.full_n_segments(&state) .full_n_segments()
.expect("failed to get number of segments"); .expect("failed to get number of segments");
for i in 0..num_segments { for i in 0..num_segments {
let segment = ctx let segment = state
.full_get_segment_text(&state, i) .full_get_segment_text(i)
.expect("failed to get segment"); .expect("failed to get segment");
let start_timestamp = ctx let start_timestamp = state
.full_get_segment_t0(&state, i) .full_get_segment_t0(i)
.expect("failed to get segment start timestamp"); .expect("failed to get segment start timestamp");
let end_timestamp = ctx let end_timestamp = state
.full_get_segment_t1(&state, i) .full_get_segment_t1(i)
.expect("failed to get segment end timestamp"); .expect("failed to get segment end timestamp");
println!("[{} - {}]: {}", start_timestamp, end_timestamp, segment); println!("[{} - {}]: {}", start_timestamp, end_timestamp, segment);
} }