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whisper.cpp
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refactoring : more readable code

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pull/194/head
Georgi Gerganov 2 years ago
parent fd113687aa
commit b8ce25dec1
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GPG Key ID: 449E073F9DC10735
11 changed files with 280 additions and 330 deletions
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1
.gitignore vendored
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@ -17,6 +17,7 @@ bench
sync.sh sync.sh
compile_commands.json compile_commands.json
examples/arm_neon.h
examples/whisper.objc/whisper.objc.xcodeproj/xcshareddata examples/whisper.objc/whisper.objc.xcodeproj/xcshareddata
examples/whisper.objc/whisper.objc.xcodeproj/xcuserdata/ examples/whisper.objc/whisper.objc.xcodeproj/xcuserdata/
examples/whisper.objc/whisper.objc.xcodeproj/project.xcworkspace/xcuserdata examples/whisper.objc/whisper.objc.xcodeproj/project.xcworkspace/xcuserdata

1
README.md
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@ -99,7 +99,6 @@ usage: ./main [options] file0.wav file1.wav ...
options: options:
-h, --help show this help message and exit -h, --help show this help message and exit
-s SEED, --seed SEED RNG seed (default: -1)
-t N, --threads N number of threads to use during computation (default: 4) -t N, --threads N number of threads to use during computation (default: 4)
-p N, --processors N number of processors to use during computation (default: 1) -p N, --processors N number of processors to use during computation (default: 1)
-ot N, --offset-t N time offset in milliseconds (default: 0) -ot N, --offset-t N time offset in milliseconds (default: 0)

2
bindings/javascript/emscripten.cpp
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@ -49,7 +49,7 @@ EMSCRIPTEN_BINDINGS(whisper) {
params.print_realtime = true; params.print_realtime = true;
params.print_progress = false; params.print_progress = false;
params.print_timestamps = true; params.print_timestamps = true;
params.print_special_tokens = false; params.print_special = false;
params.translate = translate; params.translate = translate;
params.language = whisper_is_multilingual(g_contexts[index]) ? lang.c_str() : "en"; params.language = whisper_is_multilingual(g_contexts[index]) ? lang.c_str() : "en";
params.n_threads = std::min(8, (int) std::thread::hardware_concurrency()); params.n_threads = std::min(8, (int) std::thread::hardware_concurrency());

17
examples/bench/bench.cpp
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@ -17,14 +17,13 @@ bool whisper_params_parse(int argc, char ** argv, whisper_params & params) {
for (int i = 1; i < argc; i++) { for (int i = 1; i < argc; i++) {
std::string arg = argv[i]; std::string arg = argv[i];
if (arg == "-t" || arg == "--threads") { if (arg == "-h" || arg == "--help") {
params.n_threads = std::stoi(argv[++i]);
} else if (arg == "-m" || arg == "--model") {
params.model = argv[++i];
} else if (arg == "-h" || arg == "--help") {
whisper_print_usage(argc, argv, params); whisper_print_usage(argc, argv, params);
exit(0); exit(0);
} else { }
else if (arg == "-t" || arg == "--threads") { params.n_threads = std::stoi(argv[++i]); }
else if (arg == "-m" || arg == "--model") { params.model = argv[++i]; }
else {
fprintf(stderr, "error: unknown argument: %s\n", arg.c_str()); fprintf(stderr, "error: unknown argument: %s\n", arg.c_str());
whisper_print_usage(argc, argv, params); whisper_print_usage(argc, argv, params);
exit(0); exit(0);
@ -39,9 +38,9 @@ void whisper_print_usage(int argc, char ** argv, const whisper_params & params)
fprintf(stderr, "usage: %s [options]\n", argv[0]); fprintf(stderr, "usage: %s [options]\n", argv[0]);
fprintf(stderr, "\n"); fprintf(stderr, "\n");
fprintf(stderr, "options:\n"); fprintf(stderr, "options:\n");
fprintf(stderr, " -h, --help show this help message and exit\n"); fprintf(stderr, " -h, --help [default] show this help message and exit\n");
fprintf(stderr, " -t N, --threads N number of threads to use during computation (default: %d)\n", params.n_threads); fprintf(stderr, " -t N, --threads N [%-7d] number of threads to use during computation\n", params.n_threads);
fprintf(stderr, " -m FNAME, --model FNAME model path (default: %s)\n", params.model.c_str()); fprintf(stderr, " -m FNAME, --model FNAME [%-7s] model path\n", params.model.c_str());
fprintf(stderr, "\n"); fprintf(stderr, "\n");
} }

136
examples/main/main.cpp
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@ -48,7 +48,6 @@ void replace_all(std::string & s, const std::string & search, const std::string
// command-line parameters // command-line parameters
struct whisper_params { struct whisper_params {
int32_t seed = -1; // RNG seed, not used currently
int32_t n_threads = std::min(4, (int32_t) std::thread::hardware_concurrency()); int32_t n_threads = std::min(4, (int32_t) std::thread::hardware_concurrency());
int32_t n_processors = 1; int32_t n_processors = 1;
int32_t offset_t_ms = 0; int32_t offset_t_ms = 0;
@ -65,7 +64,7 @@ struct whisper_params {
bool output_vtt = false; bool output_vtt = false;
bool output_srt = false; bool output_srt = false;
bool output_wts = false; bool output_wts = false;
bool print_special_tokens = false; bool print_special = false;
bool print_colors = false; bool print_colors = false;
bool no_timestamps = false; bool no_timestamps = false;
@ -86,57 +85,31 @@ bool whisper_params_parse(int argc, char ** argv, whisper_params & params) {
continue; continue;
} }
if (arg == "-s" || arg == "--seed") { if (arg == "-h" || arg == "--help") {
params.seed = std::stoi(argv[++i]);
} else if (arg == "-t" || arg == "--threads") {
params.n_threads = std::stoi(argv[++i]);
} else if (arg == "-p" || arg == "--processors") {
params.n_processors = std::stoi(argv[++i]);
} else if (arg == "-ot" || arg == "--offset-t") {
params.offset_t_ms = std::stoi(argv[++i]);
} else if (arg == "-on" || arg == "--offset-n") {
params.offset_n = std::stoi(argv[++i]);
} else if (arg == "-d" || arg == "--duration") {
params.duration_ms = std::stoi(argv[++i]);
} else if (arg == "-mc" || arg == "--max-context") {
params.max_context = std::stoi(argv[++i]);
} else if (arg == "-ml" || arg == "--max-len") {
params.max_len = std::stoi(argv[++i]);
} else if (arg == "-wt" || arg == "--word-thold") {
params.word_thold = std::stof(argv[++i]);
} else if (arg == "-su" || arg == "--speed-up") {
params.speed_up = true;
} else if (arg == "-tr" || arg == "--translate") {
params.translate = true;
} else if (arg == "-l" || arg == "--language") {
params.language = argv[++i];
if (whisper_lang_id(params.language.c_str()) == -1) {
fprintf(stderr, "error: unknown language '%s'\n", params.language.c_str());
whisper_print_usage(argc, argv, params); whisper_print_usage(argc, argv, params);
exit(0); exit(0);
} }
} else if (arg == "-otxt" || arg == "--output-txt") { else if (arg == "-t" || arg == "--threads") { params.n_threads = std::stoi(argv[++i]); }
params.output_txt = true; else if (arg == "-p" || arg == "--processors") { params.n_processors = std::stoi(argv[++i]); }
} else if (arg == "-ovtt" || arg == "--output-vtt") { else if (arg == "-ot" || arg == "--offset-t") { params.offset_t_ms = std::stoi(argv[++i]); }
params.output_vtt = true; else if (arg == "-on" || arg == "--offset-n") { params.offset_n = std::stoi(argv[++i]); }
} else if (arg == "-osrt" || arg == "--output-srt") { else if (arg == "-d" || arg == "--duration") { params.duration_ms = std::stoi(argv[++i]); }
params.output_srt = true; else if (arg == "-mc" || arg == "--max-context") { params.max_context = std::stoi(argv[++i]); }
} else if (arg == "-owts" || arg == "--output-words") { else if (arg == "-ml" || arg == "--max-len") { params.max_len = std::stoi(argv[++i]); }
params.output_wts = true; else if (arg == "-wt" || arg == "--word-thold") { params.word_thold = std::stof(argv[++i]); }
} else if (arg == "-ps" || arg == "--print_special") { else if (arg == "-su" || arg == "--speed-up") { params.speed_up = true; }
params.print_special_tokens = true; else if (arg == "-tr" || arg == "--translate") { params.translate = true; }
} else if (arg == "-pc" || arg == "--print_colors") { else if (arg == "-otxt" || arg == "--output-txt") { params.output_txt = true; }
params.print_colors = true; else if (arg == "-ovtt" || arg == "--output-vtt") { params.output_vtt = true; }
} else if (arg == "-nt" || arg == "--no_timestamps") { else if (arg == "-osrt" || arg == "--output-srt") { params.output_srt = true; }
params.no_timestamps = true; else if (arg == "-owts" || arg == "--output-words") { params.output_wts = true; }
} else if (arg == "-m" || arg == "--model") { else if (arg == "-ps" || arg == "--print-special") { params.print_special = true; }
params.model = argv[++i]; else if (arg == "-pc" || arg == "--print-colors") { params.print_colors = true; }
} else if (arg == "-f" || arg == "--file") { else if (arg == "-nt" || arg == "--no-timestamps") { params.no_timestamps = true; }
params.fname_inp.push_back(argv[++i]); else if (arg == "-l" || arg == "--language") { params.language = argv[++i]; }
} else if (arg == "-h" || arg == "--help") { else if (arg == "-m" || arg == "--model") { params.model = argv[++i]; }
whisper_print_usage(argc, argv, params); else if (arg == "-f" || arg == "--file") { params.fname_inp.push_back(argv[++i]); }
exit(0); else {
} else {
fprintf(stderr, "error: unknown argument: %s\n", arg.c_str()); fprintf(stderr, "error: unknown argument: %s\n", arg.c_str());
whisper_print_usage(argc, argv, params); whisper_print_usage(argc, argv, params);
exit(0); exit(0);
@ -151,28 +124,27 @@ void whisper_print_usage(int argc, char ** argv, const whisper_params & params)
fprintf(stderr, "usage: %s [options] file0.wav file1.wav ...\n", argv[0]); fprintf(stderr, "usage: %s [options] file0.wav file1.wav ...\n", argv[0]);
fprintf(stderr, "\n"); fprintf(stderr, "\n");
fprintf(stderr, "options:\n"); fprintf(stderr, "options:\n");
fprintf(stderr, " -h, --help show this help message and exit\n"); fprintf(stderr, " -h, --help [default] show this help message and exit\n");
fprintf(stderr, " -s SEED, --seed SEED RNG seed (default: -1)\n"); fprintf(stderr, " -t N, --threads N [%-7d] number of threads to use during computation\n", params.n_threads);
fprintf(stderr, " -t N, --threads N number of threads to use during computation (default: %d)\n", params.n_threads); fprintf(stderr, " -p N, --processors N [%-7d] number of processors to use during computation\n", params.n_processors);
fprintf(stderr, " -p N, --processors N number of processors to use during computation (default: %d)\n", params.n_processors); fprintf(stderr, " -ot N, --offset-t N [%-7d] time offset in milliseconds\n", params.offset_t_ms);
fprintf(stderr, " -ot N, --offset-t N time offset in milliseconds (default: %d)\n", params.offset_t_ms); fprintf(stderr, " -on N, --offset-n N [%-7d] segment index offset\n", params.offset_n);
fprintf(stderr, " -on N, --offset-n N segment index offset (default: %d)\n", params.offset_n); fprintf(stderr, " -d N, --duration N [%-7d] duration of audio to process in milliseconds\n", params.duration_ms);
fprintf(stderr, " -d N, --duration N duration of audio to process in milliseconds (default: %d)\n", params.duration_ms); fprintf(stderr, " -mc N, --max-context N [%-7d] maximum number of text context tokens to store\n", params.max_context);
fprintf(stderr, " -mc N, --max-context N maximum number of text context tokens to store (default: max)\n"); fprintf(stderr, " -ml N, --max-len N [%-7d] maximum segment length in characters\n", params.max_len);
fprintf(stderr, " -ml N, --max-len N maximum segment length in characters (default: %d)\n", params.max_len); fprintf(stderr, " -wt N, --word-thold N [%-7f] word timestamp probability threshold\n", params.word_thold);
fprintf(stderr, " -wt N, --word-thold N word timestamp probability threshold (default: %f)\n", params.word_thold); fprintf(stderr, " -su, --speed-up [%-7s] speed up audio by x2 (reduced accuracy)\n", params.speed_up ? "true" : "false");
fprintf(stderr, " -su, --speed-up speed up audio by factor of 2 (faster processing, reduced accuracy, default: %s)\n", params.speed_up ? "true" : "false"); fprintf(stderr, " -tr, --translate [%-7s] translate from source language to english\n", params.translate ? "true" : "false");
fprintf(stderr, " -tr, --translate translate from source language to english\n"); fprintf(stderr, " -otxt, --output-txt [%-7s] output result in a text file\n", params.output_txt ? "true" : "false");
fprintf(stderr, " -otxt, --output-txt output result in a text file\n"); fprintf(stderr, " -ovtt, --output-vtt [%-7s] output result in a vtt file\n", params.output_vtt ? "true" : "false");
fprintf(stderr, " -ovtt, --output-vtt output result in a vtt file\n"); fprintf(stderr, " -osrt, --output-srt [%-7s] output result in a srt file\n", params.output_srt ? "true" : "false");
fprintf(stderr, " -osrt, --output-srt output result in a srt file\n"); fprintf(stderr, " -owts, --output-words [%-7s] output script for generating karaoke video\n", params.output_wts ? "true" : "false");
fprintf(stderr, " -owts, --output-words output script for generating karaoke video\n"); fprintf(stderr, " -ps, --print-special [%-7s] print special tokens\n", params.print_special ? "true" : "false");
fprintf(stderr, " -ps, --print_special print special tokens\n"); fprintf(stderr, " -pc, --print-colors [%-7s] print colors\n", params.print_colors ? "true" : "false");
fprintf(stderr, " -pc, --print_colors print colors\n"); fprintf(stderr, " -nt, --no-timestamps [%-7s] do not print timestamps\n", params.no_timestamps ? "false" : "true");
fprintf(stderr, " -nt, --no_timestamps do not print timestamps\n"); fprintf(stderr, " -l LANG, --language LANG [%-7s] spoken language\n", params.language.c_str());
fprintf(stderr, " -l LANG, --language LANG spoken language (default: %s)\n", params.language.c_str()); fprintf(stderr, " -m FNAME, --model FNAME [%-7s] model path\n", params.model.c_str());
fprintf(stderr, " -m FNAME, --model FNAME model path (default: %s)\n", params.model.c_str()); fprintf(stderr, " -f FNAME, --file FNAME [%-7s] input WAV file path\n", "");
fprintf(stderr, " -f FNAME, --file FNAME input WAV file path\n");
fprintf(stderr, "\n"); fprintf(stderr, "\n");
} }
@ -191,7 +163,7 @@ void whisper_print_segment_callback(struct whisper_context * ctx, int n_new, voi
if (params.no_timestamps) { if (params.no_timestamps) {
if (params.print_colors) { if (params.print_colors) {
for (int j = 0; j < whisper_full_n_tokens(ctx, i); ++j) { for (int j = 0; j < whisper_full_n_tokens(ctx, i); ++j) {
if (params.print_special_tokens == false) { if (params.print_special == false) {
const whisper_token id = whisper_full_get_token_id(ctx, i, j); const whisper_token id = whisper_full_get_token_id(ctx, i, j);
if (id >= whisper_token_eot(ctx)) { if (id >= whisper_token_eot(ctx)) {
continue; continue;
@ -217,7 +189,7 @@ void whisper_print_segment_callback(struct whisper_context * ctx, int n_new, voi
if (params.print_colors) { if (params.print_colors) {
printf("[%s --> %s] ", to_timestamp(t0).c_str(), to_timestamp(t1).c_str()); printf("[%s --> %s] ", to_timestamp(t0).c_str(), to_timestamp(t1).c_str());
for (int j = 0; j < whisper_full_n_tokens(ctx, i); ++j) { for (int j = 0; j < whisper_full_n_tokens(ctx, i); ++j) {
if (params.print_special_tokens == false) { if (params.print_special == false) {
const whisper_token id = whisper_full_get_token_id(ctx, i, j); const whisper_token id = whisper_full_get_token_id(ctx, i, j);
if (id >= whisper_token_eot(ctx)) { if (id >= whisper_token_eot(ctx)) {
continue; continue;
@ -428,16 +400,18 @@ int main(int argc, char ** argv) {
return 1; return 1;
} }
if (params.seed < 0) {
params.seed = time(NULL);
}
if (params.fname_inp.empty()) { if (params.fname_inp.empty()) {
fprintf(stderr, "error: no input files specified\n"); fprintf(stderr, "error: no input files specified\n");
whisper_print_usage(argc, argv, params); whisper_print_usage(argc, argv, params);
return 2; return 2;
} }
if (whisper_lang_id(params.language.c_str()) == -1) {
fprintf(stderr, "error: unknown language '%s'\n", params.language.c_str());
whisper_print_usage(argc, argv, params);
exit(0);
}
// whisper init // whisper init
struct whisper_context * ctx = whisper_init(params.model.c_str()); struct whisper_context * ctx = whisper_init(params.model.c_str());
@ -474,6 +448,8 @@ int main(int argc, char ** argv) {
fprintf(stderr, "error: failed to open WAV file from stdin\n"); fprintf(stderr, "error: failed to open WAV file from stdin\n");
return 4; return 4;
} }
fprintf(stderr, "%s: read %zu bytes from stdin\n", __func__, wav_data.size());
} }
else if (drwav_init_file(&wav, fname_inp.c_str(), NULL) == false) { else if (drwav_init_file(&wav, fname_inp.c_str(), NULL) == false) {
fprintf(stderr, "error: failed to open '%s' as WAV file\n", fname_inp.c_str()); fprintf(stderr, "error: failed to open '%s' as WAV file\n", fname_inp.c_str());
@ -495,7 +471,7 @@ int main(int argc, char ** argv) {
return 7; return 7;
} }
int n = wav.totalPCMFrameCount; const uint64_t n = wav_data.empty() ? wav.totalPCMFrameCount : wav_data.size()/(wav.channels*wav.bitsPerSample/8);
std::vector<int16_t> pcm16; std::vector<int16_t> pcm16;
pcm16.resize(n*wav.channels); pcm16.resize(n*wav.channels);
@ -550,7 +526,7 @@ int main(int argc, char ** argv) {
wparams.print_realtime = false; wparams.print_realtime = false;
wparams.print_progress = false; wparams.print_progress = false;
wparams.print_timestamps = !params.no_timestamps; wparams.print_timestamps = !params.no_timestamps;
wparams.print_special_tokens = params.print_special_tokens; wparams.print_special = params.print_special;
wparams.translate = params.translate; wparams.translate = params.translate;
wparams.language = params.language.c_str(); wparams.language = params.language.c_str();
wparams.n_threads = params.n_threads; wparams.n_threads = params.n_threads;

114
examples/stream/stream.cpp
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@ -4,11 +4,6 @@
#include "whisper.h" #include "whisper.h"
// third-party utilities
// use your favorite implementations
#define DR_WAV_IMPLEMENTATION
#include "dr_wav.h"
#include <SDL.h> #include <SDL.h>
#include <SDL_audio.h> #include <SDL_audio.h>
@ -35,7 +30,6 @@ std::string to_timestamp(int64_t t) {
// command-line parameters // command-line parameters
struct whisper_params { struct whisper_params {
int32_t seed = -1; // RNG seed, not used currently
int32_t n_threads = std::min(4, (int32_t) std::thread::hardware_concurrency()); int32_t n_threads = std::min(4, (int32_t) std::thread::hardware_concurrency());
int32_t step_ms = 3000; int32_t step_ms = 3000;
int32_t length_ms = 10000; int32_t length_ms = 10000;
@ -46,7 +40,7 @@ struct whisper_params {
bool speed_up = false; bool speed_up = false;
bool translate = false; bool translate = false;
bool no_context = true; bool no_context = true;
bool print_special_tokens = false; bool print_special = false;
bool no_timestamps = true; bool no_timestamps = true;
std::string language = "en"; std::string language = "en";
@ -60,45 +54,24 @@ bool whisper_params_parse(int argc, char ** argv, whisper_params & params) {
for (int i = 1; i < argc; i++) { for (int i = 1; i < argc; i++) {
std::string arg = argv[i]; std::string arg = argv[i];
if (arg == "-s" || arg == "--seed") { if (arg == "-h" || arg == "--help") {
params.seed = std::stoi(argv[++i]);
} else if (arg == "-t" || arg == "--threads") {
params.n_threads = std::stoi(argv[++i]);
} else if (arg == "--step") {
params.step_ms = std::stoi(argv[++i]);
} else if (arg == "--length") {
params.length_ms = std::stoi(argv[++i]);
} else if (arg == "-c" || arg == "--capture") {
params.capture_id = std::stoi(argv[++i]);
} else if (arg == "-mt" || arg == "--max_tokens") {
params.max_tokens = std::stoi(argv[++i]);
} else if (arg == "-ac" || arg == "--audio_ctx") {
params.audio_ctx = std::stoi(argv[++i]);
} else if (arg == "-su" || arg == "--speed-up") {
params.speed_up = true;
} else if (arg == "-tr" || arg == "--translate") {
params.translate = true;
} else if (arg == "-kc" || arg == "--keep-context") {
params.no_context = false;
} else if (arg == "-l" || arg == "--language") {
params.language = argv[++i];
if (whisper_lang_id(params.language.c_str()) == -1) {
fprintf(stderr, "error: unknown language '%s'\n", params.language.c_str());
whisper_print_usage(argc, argv, params); whisper_print_usage(argc, argv, params);
exit(0); exit(0);
} }
} else if (arg == "-ps" || arg == "--print_special") { else if (arg == "-t" || arg == "--threads") { params.n_threads = std::stoi(argv[++i]); }
params.print_special_tokens = true; else if ( arg == "--step") { params.step_ms = std::stoi(argv[++i]); }
} else if (arg == "-nt" || arg == "--no_timestamps") { else if ( arg == "--length") { params.length_ms = std::stoi(argv[++i]); }
params.no_timestamps = true; else if (arg == "-c" || arg == "--capture") { params.capture_id = std::stoi(argv[++i]); }
} else if (arg == "-m" || arg == "--model") { else if (arg == "-mt" || arg == "--max-tokens") { params.max_tokens = std::stoi(argv[++i]); }
params.model = argv[++i]; else if (arg == "-ac" || arg == "--audio-ctx") { params.audio_ctx = std::stoi(argv[++i]); }
} else if (arg == "-f" || arg == "--file") { else if (arg == "-su" || arg == "--speed-up") { params.speed_up = true; }
params.fname_out = argv[++i]; else if (arg == "-tr" || arg == "--translate") { params.translate = true; }
} else if (arg == "-h" || arg == "--help") { else if (arg == "-kc" || arg == "--keep-context") { params.no_context = false; }
whisper_print_usage(argc, argv, params); else if (arg == "-ps" || arg == "--print-special") { params.print_special = true; }
exit(0); else if (arg == "-l" || arg == "--language") { params.language = argv[++i]; }
} else { else if (arg == "-m" || arg == "--model") { params.model = argv[++i]; }
else if (arg == "-f" || arg == "--file") { params.fname_out = argv[++i]; }
else {
fprintf(stderr, "error: unknown argument: %s\n", arg.c_str()); fprintf(stderr, "error: unknown argument: %s\n", arg.c_str());
whisper_print_usage(argc, argv, params); whisper_print_usage(argc, argv, params);
exit(0); exit(0);
@ -113,22 +86,20 @@ void whisper_print_usage(int argc, char ** argv, const whisper_params & params)
fprintf(stderr, "usage: %s [options]\n", argv[0]); fprintf(stderr, "usage: %s [options]\n", argv[0]);
fprintf(stderr, "\n"); fprintf(stderr, "\n");
fprintf(stderr, "options:\n"); fprintf(stderr, "options:\n");
fprintf(stderr, " -h, --help show this help message and exit\n"); fprintf(stderr, " -h, --help [default] show this help message and exit\n");
fprintf(stderr, " -s SEED, --seed SEED RNG seed (default: -1)\n"); fprintf(stderr, " -t N, --threads N [%-7d] number of threads to use during computation\n", params.n_threads);
fprintf(stderr, " -t N, --threads N number of threads to use during computation (default: %d)\n", params.n_threads); fprintf(stderr, " --step N [%-7d] audio step size in milliseconds\n", params.step_ms);
fprintf(stderr, " --step N audio step size in milliseconds (default: %d)\n", params.step_ms); fprintf(stderr, " --length N [%-7d] audio length in milliseconds\n", params.length_ms);
fprintf(stderr, " --length N audio length in milliseconds (default: %d)\n", params.length_ms); fprintf(stderr, " -c ID, --capture ID [%-7d] capture device ID\n", params.capture_id);
fprintf(stderr, " -c ID, --capture ID capture device ID (default: -1)\n"); fprintf(stderr, " -mt N, --max-tokens N [%-7d] maximum number of tokens per audio chunk\n", params.max_tokens);
fprintf(stderr, " -mt N, --max_tokens N maximum number of tokens per audio chunk (default: %d)\n", params.max_tokens); fprintf(stderr, " -ac N, --audio-ctx N [%-7d] audio context size (0 - all)\n", params.audio_ctx);
fprintf(stderr, " -ac N, --audio_ctx N audio context size (default: %d, 0 - all)\n", params.audio_ctx); fprintf(stderr, " -su, --speed-up [%-7s] speed up audio by x2 (reduced accuracy)\n", params.speed_up ? "true" : "false");
fprintf(stderr, " -su, --speed-up speed up audio by factor of 2 (faster processing, reduced accuracy, default: %s)\n", params.speed_up ? "true" : "false"); fprintf(stderr, " -tr, --translate [%-7s] translate from source language to english\n", params.translate ? "true" : "false");
fprintf(stderr, " -tr, --translate translate from source language to english\n"); fprintf(stderr, " -kc, --keep-context [%-7s] keep context between audio chunks\n", params.no_context ? "false" : "true");
fprintf(stderr, " -kc, --keep-context keep text context from earlier audio (default: false)\n"); fprintf(stderr, " -ps, --print-special [%-7s] print special tokens\n", params.print_special ? "true" : "false");
fprintf(stderr, " -ps, --print_special print special tokens\n"); fprintf(stderr, " -l LANG, --language LANG [%-7s] spoken language\n", params.language.c_str());
fprintf(stderr, " -nt, --no_timestamps do not print timestamps\n"); fprintf(stderr, " -m FNAME, --model FNAME [%-7s] model path\n", params.model.c_str());
fprintf(stderr, " -l LANG, --language LANG spoken language (default: %s)\n", params.language.c_str()); fprintf(stderr, " -f FNAME, --file FNAME [%-7s] text output file name\n", params.fname_out.c_str());
fprintf(stderr, " -m FNAME, --model FNAME model path (default: %s)\n", params.model.c_str());
fprintf(stderr, " -f FNAME, --file FNAME text output file name (default: no output to file)\n");
fprintf(stderr, "\n"); fprintf(stderr, "\n");
} }
@ -144,7 +115,6 @@ bool audio_sdl_init(const int capture_id) {
return false; return false;
} }
if (g_dev_id_in == 0) {
SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO); SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
if (SDL_Init(SDL_INIT_AUDIO) < 0) { if (SDL_Init(SDL_INIT_AUDIO) < 0) {
@ -161,9 +131,7 @@ bool audio_sdl_init(const int capture_id) {
fprintf(stderr, "%s: - Capture device #%d: '%s'\n", __func__, i, SDL_GetAudioDeviceName(i, SDL_TRUE)); fprintf(stderr, "%s: - Capture device #%d: '%s'\n", __func__, i, SDL_GetAudioDeviceName(i, SDL_TRUE));
} }
} }
}
if (g_dev_id_in == 0) {
SDL_AudioSpec capture_spec_requested; SDL_AudioSpec capture_spec_requested;
SDL_AudioSpec capture_spec_obtained; SDL_AudioSpec capture_spec_obtained;
@ -192,8 +160,6 @@ bool audio_sdl_init(const int capture_id) {
fprintf(stderr, "%s: - channels: %d (required: %d)\n", __func__, capture_spec_obtained.channels, capture_spec_requested.channels); fprintf(stderr, "%s: - channels: %d (required: %d)\n", __func__, capture_spec_obtained.channels, capture_spec_requested.channels);
fprintf(stderr, "%s: - samples per frame: %d\n", __func__, capture_spec_obtained.samples); fprintf(stderr, "%s: - samples per frame: %d\n", __func__, capture_spec_obtained.samples);
} }
}
return true; return true;
} }
@ -207,10 +173,6 @@ int main(int argc, char ** argv) {
return 1; return 1;
} }
if (params.seed < 0) {
params.seed = time(NULL);
}
// init audio // init audio
if (!audio_sdl_init(params.capture_id)) { if (!audio_sdl_init(params.capture_id)) {
@ -218,6 +180,12 @@ int main(int argc, char ** argv) {
return 1; return 1;
} }
if (whisper_lang_id(params.language.c_str()) == -1) {
fprintf(stderr, "error: unknown language '%s'\n", params.language.c_str());
whisper_print_usage(argc, argv, params);
exit(0);
}
// whisper init // whisper init
struct whisper_context * ctx = whisper_init(params.model.c_str()); struct whisper_context * ctx = whisper_init(params.model.c_str());
@ -276,7 +244,8 @@ int main(int argc, char ** argv) {
// main audio loop // main audio loop
while (is_running) { while (is_running) {
// process SDL events: // handle Ctrl + C
{
SDL_Event event; SDL_Event event;
while (SDL_PollEvent(&event)) { while (SDL_PollEvent(&event)) {
switch (event.type) { switch (event.type) {
@ -292,6 +261,11 @@ int main(int argc, char ** argv) {
if (!is_running) { if (!is_running) {
break; break;
} }
}
if (!is_running) {
break;
}
// process new audio // process new audio
if (n_iter > 0 && SDL_GetQueuedAudioSize(g_dev_id_in) > 2*n_samples*sizeof(float)) { if (n_iter > 0 && SDL_GetQueuedAudioSize(g_dev_id_in) > 2*n_samples*sizeof(float)) {
@ -328,7 +302,7 @@ int main(int argc, char ** argv) {
whisper_full_params wparams = whisper_full_default_params(WHISPER_SAMPLING_GREEDY); whisper_full_params wparams = whisper_full_default_params(WHISPER_SAMPLING_GREEDY);
wparams.print_progress = false; wparams.print_progress = false;
wparams.print_special_tokens = params.print_special_tokens; wparams.print_special = params.print_special;
wparams.print_realtime = false; wparams.print_realtime = false;
wparams.print_timestamps = !params.no_timestamps; wparams.print_timestamps = !params.no_timestamps;
wparams.translate = params.translate; wparams.translate = params.translate;

6
examples/talk.wasm/emscripten.cpp
Unescape View File

@ -59,7 +59,7 @@ void talk_main(size_t index) {
wparams.print_realtime = false; wparams.print_realtime = false;
wparams.print_progress = false; wparams.print_progress = false;
wparams.print_timestamps = true; wparams.print_timestamps = true;
wparams.print_special_tokens = false; wparams.print_special = false;
wparams.max_tokens = 32; wparams.max_tokens = 32;
wparams.audio_ctx = 768; // partial encoder context for better performance wparams.audio_ctx = 768; // partial encoder context for better performance
@ -76,8 +76,8 @@ void talk_main(size_t index) {
auto & ctx = g_contexts[index]; auto & ctx = g_contexts[index];
const int64_t step_samples = 2*WHISPER_SAMPLE_RATE; const int64_t step_samples = 2*WHISPER_SAMPLE_RATE;
const int64_t step_ms = (step_samples*1000)/WHISPER_SAMPLE_RATE;
const int64_t window_samples = 9*WHISPER_SAMPLE_RATE; const int64_t window_samples = 9*WHISPER_SAMPLE_RATE;
const int64_t step_ms = (step_samples*1000)/WHISPER_SAMPLE_RATE;
auto t_last = std::chrono::high_resolution_clock::now(); auto t_last = std::chrono::high_resolution_clock::now();
@ -111,7 +111,7 @@ void talk_main(size_t index) {
pcmf32 = std::vector<float>(g_pcmf32.end() - std::min((int64_t) g_pcmf32.size(), window_samples), g_pcmf32.end()); pcmf32 = std::vector<float>(g_pcmf32.end() - std::min((int64_t) g_pcmf32.size(), window_samples), g_pcmf32.end());
} }
// if energy in during last second is above threshold, then skip // VAD: if energy in during last second is above threshold, then skip
{ {
float energy_all = 0.0f; float energy_all = 0.0f;
float energy_1s = 0.0f; float energy_1s = 0.0f;

2
examples/whisper.objc/whisper.objc/ViewController.m
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@ -164,7 +164,7 @@ void AudioInputCallback(void * inUserData,
params.print_realtime = true; params.print_realtime = true;
params.print_progress = false; params.print_progress = false;
params.print_timestamps = true; params.print_timestamps = true;
params.print_special_tokens = false; params.print_special = false;
params.translate = false; params.translate = false;
params.language = "en"; params.language = "en";
params.n_threads = 4; params.n_threads = 4;

1
examples/whisper.wasm/CMakeLists.txt
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@ -1,4 +1,5 @@
set(TARGET whisper.wasm) set(TARGET whisper.wasm)
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/index-tmpl.html ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${TARGET}/index.html @ONLY) configure_file(${CMAKE_CURRENT_SOURCE_DIR}/index-tmpl.html ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${TARGET}/index.html @ONLY)
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/../helpers.js ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${TARGET}/helpers.js @ONLY)
configure_file(${CMAKE_SOURCE_DIR}/bindings/javascript/whisper.js ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${TARGET}/whisper.js COPYONLY) configure_file(${CMAKE_SOURCE_DIR}/bindings/javascript/whisper.js ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${TARGET}/whisper.js COPYONLY)

6
whisper.cpp
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@ -2399,7 +2399,7 @@ struct whisper_full_params whisper_full_default_params(enum whisper_sampling_str
/*.translate =*/ false, /*.translate =*/ false,
/*.no_context =*/ false, /*.no_context =*/ false,
/*.single_segment =*/ false, /*.single_segment =*/ false,
/*.print_special_tokens =*/ false, /*.print_special =*/ false,
/*.print_progress =*/ true, /*.print_progress =*/ true,
/*.print_realtime =*/ false, /*.print_realtime =*/ false,
/*.print_timestamps =*/ true, /*.print_timestamps =*/ true,
@ -2445,7 +2445,7 @@ struct whisper_full_params whisper_full_default_params(enum whisper_sampling_str
/*.translate =*/ false, /*.translate =*/ false,
/*.no_context =*/ false, /*.no_context =*/ false,
/*.single_segment =*/ false, /*.single_segment =*/ false,
/*.print_special_tokens =*/ false, /*.print_special =*/ false,
/*.print_progress =*/ true, /*.print_progress =*/ true,
/*.print_realtime =*/ false, /*.print_realtime =*/ false,
/*.print_timestamps =*/ true, /*.print_timestamps =*/ true,
@ -2762,7 +2762,7 @@ int whisper_full(
// ctx->vocab.id_to_token[tokens_cur[i].id].c_str(), tokens_cur[i].p, // ctx->vocab.id_to_token[tokens_cur[i].id].c_str(), tokens_cur[i].p,
// ctx->vocab.id_to_token[tokens_cur[i].tid].c_str(), tokens_cur[i].pt); // ctx->vocab.id_to_token[tokens_cur[i].tid].c_str(), tokens_cur[i].pt);
if (params.print_special_tokens == false && tokens_cur[i].id >= whisper_token_eot(ctx)) { if (params.print_special == false && tokens_cur[i].id >= whisper_token_eot(ctx)) {
} else { } else {
text += whisper_token_to_str(ctx, tokens_cur[i].id); text += whisper_token_to_str(ctx, tokens_cur[i].id);
} }

2
whisper.h
Unescape View File

@ -192,7 +192,7 @@ extern "C" {
bool translate; bool translate;
bool no_context; bool no_context;
bool single_segment; // force single segment output (useful for streaming) bool single_segment; // force single segment output (useful for streaming)
bool print_special_tokens; bool print_special;
bool print_progress; bool print_progress;
bool print_realtime; bool print_realtime;
bool print_timestamps; bool print_timestamps;

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