mirror of
https://github.com/ggerganov/whisper.cpp.git
synced 2024-12-28 09:39:07 +01:00
main : merge parallel example in main
This commit is contained in:
Georgi Gerganov
parent
0b2dc3c82c
commit
2827cbbbe8
@ -22,7 +22,6 @@ if (EMSCRIPTEN)
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add_subdirectory(whisper.wasm)
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else()
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add_subdirectory(main)
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add_subdirectory(parallel)
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add_subdirectory(stream)
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add_subdirectory(bench)
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endif()
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@ -38,11 +38,12 @@ std::string to_timestamp(int64_t t, bool comma = false) {
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// command-line parameters
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struct whisper_params {
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int32_t seed = -1; // RNG seed, not used currently
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int32_t n_threads = std::min(4, (int32_t) std::thread::hardware_concurrency());
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int32_t offset_t_ms = 0;
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int32_t offset_n = 0;
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int32_t max_context = -1;
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int32_t seed = -1; // RNG seed, not used currently
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int32_t n_threads = std::min(4, (int32_t) std::thread::hardware_concurrency());
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int32_t n_processors = 1;
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int32_t offset_t_ms = 0;
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int32_t offset_n = 0;
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int32_t max_context = -1;
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bool verbose = false;
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bool translate = false;
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@ -74,6 +75,8 @@ bool whisper_params_parse(int argc, char ** argv, whisper_params & params) {
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params.seed = std::stoi(argv[++i]);
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} else if (arg == "-t" || arg == "--threads") {
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params.n_threads = std::stoi(argv[++i]);
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} else if (arg == "-p" || arg == "--processors") {
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params.n_processors = std::stoi(argv[++i]);
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} else if (arg == "-ot" || arg == "--offset-t") {
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params.offset_t_ms = std::stoi(argv[++i]);
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} else if (arg == "-on" || arg == "--offset-n") {
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@ -128,6 +131,7 @@ void whisper_print_usage(int argc, char ** argv, const whisper_params & params)
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fprintf(stderr, " -h, --help show this help message and exit\n");
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fprintf(stderr, " -s SEED, --seed SEED RNG seed (default: -1)\n");
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fprintf(stderr, " -t N, --threads N number of threads to use during computation (default: %d)\n", params.n_threads);
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fprintf(stderr, " -p N, --processors N number of processors to use during computation (default: %d)\n", params.n_processors);
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fprintf(stderr, " -ot N, --offset-t N time offset in milliseconds (default: %d)\n", params.offset_t_ms);
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fprintf(stderr, " -on N, --offset-n N segment index offset (default: %d)\n", params.offset_n);
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fprintf(stderr, " -mc N, --max-context N maximum number of text context tokens to store (default: max)\n");
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@ -350,7 +354,8 @@ int main(int argc, char ** argv) {
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// print system information
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{
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fprintf(stderr, "\n");
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fprintf(stderr, "system_info: n_threads = %d / %d | %s\n", params.n_threads, std::thread::hardware_concurrency(), whisper_print_system_info());
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fprintf(stderr, "system_info: n_threads = %d / %d | %s\n",
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params.n_threads*params.n_processors, std::thread::hardware_concurrency(), whisper_print_system_info());
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}
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// print some info about the processing
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@ -363,8 +368,9 @@ int main(int argc, char ** argv) {
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fprintf(stderr, "%s: WARNING: model is not multilingual, ignoring language and translation options\n", __func__);
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}
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}
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fprintf(stderr, "%s: processing '%s' (%d samples, %.1f sec), %d threads, lang = %s, task = %s, timestamps = %d ...\n",
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__func__, fname_inp.c_str(), int(pcmf32.size()), float(pcmf32.size())/WHISPER_SAMPLE_RATE, params.n_threads,
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fprintf(stderr, "%s: processing '%s' (%d samples, %.1f sec), %d threads, %d processors, lang = %s, task = %s, timestamps = %d ...\n",
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__func__, fname_inp.c_str(), int(pcmf32.size()), float(pcmf32.size())/WHISPER_SAMPLE_RATE,
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params.n_threads, params.n_processors,
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params.language.c_str(),
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params.translate ? "translate" : "transcribe",
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params.no_timestamps ? 0 : 1);
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@ -393,7 +399,7 @@ int main(int argc, char ** argv) {
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wparams.new_segment_callback_user_data = ¶ms;
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}
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if (whisper_full(ctx, wparams, pcmf32.data(), pcmf32.size()) != 0) {
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if (whisper_full_parallel(ctx, wparams, pcmf32.data(), pcmf32.size(), params.n_processors) != 0) {
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fprintf(stderr, "%s: failed to process audio\n", argv[0]);
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return 8;
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}
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@ -1,3 +0,0 @@
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set(TARGET parallel)
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add_executable(${TARGET} parallel.cpp)
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target_link_libraries(${TARGET} PRIVATE whisper ${CMAKE_THREAD_LIBS_INIT})
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@ -1,3 +0,0 @@
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# parallel
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TODO
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@ -1,432 +0,0 @@
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#include "whisper.h"
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// third-party utilities
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// use your favorite implementations
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#define DR_WAV_IMPLEMENTATION
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#include "dr_wav.h"
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#include <cmath>
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#include <fstream>
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#include <cstdio>
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#include <string>
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#include <thread>
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#include <vector>
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// Terminal color map. 10 colors grouped in ranges [0.0, 0.1, ..., 0.9]
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// Lowest is red, middle is yellow, highest is green.
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const std::vector<std::string> k_colors = {
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"\033[38;5;196m", "\033[38;5;202m", "\033[38;5;208m", "\033[38;5;214m", "\033[38;5;220m",
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"\033[38;5;226m", "\033[38;5;190m", "\033[38;5;154m", "\033[38;5;118m", "\033[38;5;82m",
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};
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// 500 -> 00:05.000
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// 6000 -> 01:00.000
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std::string to_timestamp(int64_t t, bool comma = false) {
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int64_t msec = t * 10;
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int64_t hr = msec / (1000 * 60 * 60);
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msec = msec - hr * (1000 * 60 * 60);
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int64_t min = msec / (1000 * 60);
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msec = msec - min * (1000 * 60);
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int64_t sec = msec / 1000;
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msec = msec - sec * 1000;
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char buf[32];
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snprintf(buf, sizeof(buf), "%02d:%02d:%02d%s%03d", (int) hr, (int) min, (int) sec, comma ? "," : ".", (int) msec);
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return std::string(buf);
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}
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// command-line parameters
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struct whisper_params {
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int32_t seed = -1; // RNG seed, not used currently
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int32_t n_threads = std::max(std::min(4, (int32_t) std::thread::hardware_concurrency()) / 2, 1);
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int32_t n_processors = 2;
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int32_t offset_t_ms = 0;
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int32_t offset_n = 0;
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int32_t max_context = -1;
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bool verbose = false;
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bool translate = false;
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bool output_txt = false;
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bool output_vtt = false;
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bool output_srt = false;
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bool print_special_tokens = false;
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bool print_colors = false;
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bool no_timestamps = false;
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std::string language = "en";
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std::string model = "models/ggml-base.en.bin";
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std::vector<std::string> fname_inp = {};
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};
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void whisper_print_usage(int argc, char ** argv, const whisper_params & params);
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bool whisper_params_parse(int argc, char ** argv, whisper_params & params) {
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for (int i = 1; i < argc; i++) {
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std::string arg = argv[i];
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if (arg[0] != '-') {
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params.fname_inp.push_back(arg);
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continue;
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}
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if (arg == "-s" || arg == "--seed") {
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params.seed = std::stoi(argv[++i]);
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} else if (arg == "-t" || arg == "--threads") {
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params.n_threads = std::stoi(argv[++i]);
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} else if (arg == "-p" || arg == "--processors") {
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params.n_processors = std::stoi(argv[++i]);
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} else if (arg == "-ot" || arg == "--offset-t") {
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params.offset_t_ms = std::stoi(argv[++i]);
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} else if (arg == "-on" || arg == "--offset-n") {
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params.offset_n = std::stoi(argv[++i]);
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} else if (arg == "-mc" || arg == "--max-context") {
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params.max_context = std::stoi(argv[++i]);
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} else if (arg == "-v" || arg == "--verbose") {
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params.verbose = true;
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} else if (arg == "--translate") {
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params.translate = true;
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} else if (arg == "-l" || arg == "--language") {
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params.language = argv[++i];
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if (whisper_lang_id(params.language.c_str()) == -1) {
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fprintf(stderr, "error: unknown language '%s'\n", params.language.c_str());
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whisper_print_usage(argc, argv, params);
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exit(0);
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}
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} else if (arg == "-otxt" || arg == "--output-txt") {
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params.output_txt = true;
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} else if (arg == "-ovtt" || arg == "--output-vtt") {
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params.output_vtt = true;
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} else if (arg == "-osrt" || arg == "--output-srt") {
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params.output_srt = true;
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} else if (arg == "-ps" || arg == "--print_special") {
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params.print_special_tokens = true;
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} else if (arg == "-pc" || arg == "--print_colors") {
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params.print_colors = true;
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} else if (arg == "-nt" || arg == "--no_timestamps") {
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params.no_timestamps = true;
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} else if (arg == "-m" || arg == "--model") {
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params.model = argv[++i];
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} else if (arg == "-f" || arg == "--file") {
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params.fname_inp.push_back(argv[++i]);
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} else if (arg == "-h" || arg == "--help") {
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whisper_print_usage(argc, argv, params);
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exit(0);
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} else {
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fprintf(stderr, "error: unknown argument: %s\n", arg.c_str());
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whisper_print_usage(argc, argv, params);
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exit(0);
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}
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}
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return true;
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}
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void whisper_print_usage(int argc, char ** argv, const whisper_params & params) {
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fprintf(stderr, "\n");
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fprintf(stderr, "usage: %s [options] file0.wav file1.wav ...\n", argv[0]);
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fprintf(stderr, "\n");
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fprintf(stderr, "options:\n");
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fprintf(stderr, " -h, --help show this help message and exit\n");
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fprintf(stderr, " -s SEED, --seed SEED RNG seed (default: -1)\n");
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fprintf(stderr, " -t N, --threads N number of threads to use during computation (default: %d)\n", params.n_threads);
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fprintf(stderr, " -p N, --processors N number of processors to use during computation (default: %d)\n", params.n_processors);
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fprintf(stderr, " -ot N, --offset-t N time offset in milliseconds (default: %d)\n", params.offset_t_ms);
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fprintf(stderr, " -on N, --offset-n N segment index offset (default: %d)\n", params.offset_n);
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fprintf(stderr, " -mc N, --max-context N maximum number of text context tokens to store (default: max)\n");
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fprintf(stderr, " -v, --verbose verbose output\n");
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fprintf(stderr, " --translate translate from source language to english\n");
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fprintf(stderr, " -otxt, --output-txt output result in a text file\n");
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fprintf(stderr, " -ovtt, --output-vtt output result in a vtt file\n");
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fprintf(stderr, " -osrt, --output-srt output result in a srt file\n");
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fprintf(stderr, " -ps, --print_special print special tokens\n");
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fprintf(stderr, " -pc, --print_colors print colors\n");
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fprintf(stderr, " -nt, --no_timestamps do not print timestamps\n");
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fprintf(stderr, " -l LANG, --language LANG spoken language (default: %s)\n", params.language.c_str());
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fprintf(stderr, " -m FNAME, --model FNAME model path (default: %s)\n", params.model.c_str());
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fprintf(stderr, " -f FNAME, --file FNAME input WAV file path\n");
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fprintf(stderr, "\n");
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}
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void whisper_print_segment_callback(struct whisper_context * ctx, void * user_data) {
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const whisper_params & params = *(whisper_params *) user_data;
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const int n_segments = whisper_full_n_segments(ctx);
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// print the last segment
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const int i = n_segments - 1;
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if (i == 0) {
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printf("\n");
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}
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if (params.no_timestamps) {
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if (params.print_colors) {
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for (int j = 0; j < whisper_full_n_tokens(ctx, i); ++j) {
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if (params.print_special_tokens == false) {
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const whisper_token id = whisper_full_get_token_id(ctx, i, j);
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if (id >= whisper_token_eot(ctx)) {
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continue;
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}
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}
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const char * text = whisper_full_get_token_text(ctx, i, j);
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const float p = whisper_full_get_token_p (ctx, i, j);
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const int col = std::max(0, std::min((int) k_colors.size(), (int) (std::pow(p, 3)*float(k_colors.size()))));
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printf("%s%s%s", k_colors[col].c_str(), text, "\033[0m");
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}
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} else {
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const char * text = whisper_full_get_segment_text(ctx, i);
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printf("%s", text);
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}
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fflush(stdout);
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} else {
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const int64_t t0 = whisper_full_get_segment_t0(ctx, i);
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const int64_t t1 = whisper_full_get_segment_t1(ctx, i);
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if (params.print_colors) {
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printf("[%s --> %s] ", to_timestamp(t0).c_str(), to_timestamp(t1).c_str());
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for (int j = 0; j < whisper_full_n_tokens(ctx, i); ++j) {
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if (params.print_special_tokens == false) {
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const whisper_token id = whisper_full_get_token_id(ctx, i, j);
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if (id >= whisper_token_eot(ctx)) {
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continue;
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}
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}
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const char * text = whisper_full_get_token_text(ctx, i, j);
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const float p = whisper_full_get_token_p (ctx, i, j);
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const int col = std::max(0, std::min((int) k_colors.size(), (int) (std::pow(p, 3)*float(k_colors.size()))));
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printf("%s%s%s", k_colors[col].c_str(), text, "\033[0m");
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}
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printf("\n");
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} else {
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const char * text = whisper_full_get_segment_text(ctx, i);
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printf("[%s --> %s] %s\n", to_timestamp(t0).c_str(), to_timestamp(t1).c_str(), text);
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}
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}
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}
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bool output_txt(struct whisper_context * ctx, const char * fname) {
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std::ofstream fout(fname);
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if (!fout.is_open()) {
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fprintf(stderr, "%s: failed to open '%s' for writing\n", __func__, fname);
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return false;
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}
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fprintf(stderr, "%s: saving output to '%s'\n", __func__, fname);
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const int n_segments = whisper_full_n_segments(ctx);
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for (int i = 0; i < n_segments; ++i) {
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const char * text = whisper_full_get_segment_text(ctx, i);
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fout << text;
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}
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return true;
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}
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bool output_vtt(struct whisper_context * ctx, const char * fname) {
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std::ofstream fout(fname);
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if (!fout.is_open()) {
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fprintf(stderr, "%s: failed to open '%s' for writing\n", __func__, fname);
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return 9;
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}
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fprintf(stderr, "%s: saving output to '%s'\n", __func__, fname);
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fout << "WEBVTT\n\n";
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const int n_segments = whisper_full_n_segments(ctx);
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for (int i = 0; i < n_segments; ++i) {
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const char * text = whisper_full_get_segment_text(ctx, i);
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const int64_t t0 = whisper_full_get_segment_t0(ctx, i);
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const int64_t t1 = whisper_full_get_segment_t1(ctx, i);
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fout << to_timestamp(t0) << " --> " << to_timestamp(t1) << "\n";
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fout << text << "\n\n";
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}
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return true;
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}
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bool output_srt(struct whisper_context * ctx, const char * fname, const whisper_params & params) {
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std::ofstream fout(fname);
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if (!fout.is_open()) {
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fprintf(stderr, "%s: failed to open '%s' for writing\n", __func__, fname);
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return false;
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}
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fprintf(stderr, "%s: saving output to '%s'\n", __func__, fname);
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const int n_segments = whisper_full_n_segments(ctx);
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for (int i = 0; i < n_segments; ++i) {
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const char * text = whisper_full_get_segment_text(ctx, i);
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const int64_t t0 = whisper_full_get_segment_t0(ctx, i);
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const int64_t t1 = whisper_full_get_segment_t1(ctx, i);
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fout << i + 1 + params.offset_n << "\n";
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fout << to_timestamp(t0, true) << " --> " << to_timestamp(t1, true) << "\n";
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fout << text << "\n\n";
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}
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return true;
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}
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int main(int argc, char ** argv) {
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whisper_params params;
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if (whisper_params_parse(argc, argv, params) == false) {
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return 1;
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}
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if (params.seed < 0) {
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params.seed = time(NULL);
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}
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if (params.fname_inp.empty()) {
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fprintf(stderr, "error: no input files specified\n");
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whisper_print_usage(argc, argv, params);
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return 2;
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}
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// whisper init
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struct whisper_context * ctx = whisper_init(params.model.c_str());
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if (ctx == nullptr) {
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fprintf(stderr, "error: failed to initialize whisper context\n");
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return 3;
|
||||
}
|
||||
|
||||
for (int f = 0; f < (int) params.fname_inp.size(); ++f) {
|
||||
const auto fname_inp = params.fname_inp[f];
|
||||
|
||||
// WAV input
|
||||
std::vector<float> pcmf32;
|
||||
{
|
||||
drwav wav;
|
||||
if (!drwav_init_file(&wav, fname_inp.c_str(), NULL)) {
|
||||
fprintf(stderr, "%s: failed to open WAV file '%s' - check your input\n", argv[0], fname_inp.c_str());
|
||||
whisper_print_usage(argc, argv, {});
|
||||
return 4;
|
||||
}
|
||||
|
||||
if (wav.channels != 1 && wav.channels != 2) {
|
||||
fprintf(stderr, "%s: WAV file '%s' must be mono or stereo\n", argv[0], fname_inp.c_str());
|
||||
return 5;
|
||||
}
|
||||
|
||||
if (wav.sampleRate != WHISPER_SAMPLE_RATE) {
|
||||
fprintf(stderr, "%s: WAV file '%s' must be 16 kHz\n", argv[0], fname_inp.c_str());
|
||||
return 6;
|
||||
}
|
||||
|
||||
if (wav.bitsPerSample != 16) {
|
||||
fprintf(stderr, "%s: WAV file '%s' must be 16-bit\n", argv[0], fname_inp.c_str());
|
||||
return 7;
|
||||
}
|
||||
|
||||
int n = wav.totalPCMFrameCount;
|
||||
|
||||
std::vector<int16_t> pcm16;
|
||||
pcm16.resize(n*wav.channels);
|
||||
drwav_read_pcm_frames_s16(&wav, n, pcm16.data());
|
||||
drwav_uninit(&wav);
|
||||
|
||||
// convert to mono, float
|
||||
pcmf32.resize(n);
|
||||
if (wav.channels == 1) {
|
||||
for (int i = 0; i < n; i++) {
|
||||
pcmf32[i] = float(pcm16[i])/32768.0f;
|
||||
}
|
||||
} else {
|
||||
for (int i = 0; i < n; i++) {
|
||||
pcmf32[i] = float(pcm16[2*i] + pcm16[2*i + 1])/65536.0f;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// print system information
|
||||
{
|
||||
fprintf(stderr, "\n");
|
||||
fprintf(stderr, "system_info: n_threads = %d / %d | %s\n", params.n_threads, std::thread::hardware_concurrency(), whisper_print_system_info());
|
||||
}
|
||||
|
||||
// print some info about the processing
|
||||
{
|
||||
fprintf(stderr, "\n");
|
||||
if (!whisper_is_multilingual(ctx)) {
|
||||
if (params.language != "en" || params.translate) {
|
||||
params.language = "en";
|
||||
params.translate = false;
|
||||
fprintf(stderr, "%s: WARNING: model is not multilingual, ignoring language and translation options\n", __func__);
|
||||
}
|
||||
}
|
||||
fprintf(stderr, "%s: processing '%s' (%d samples, %.1f sec), %d threads, %d processors, lang = %s, task = %s, timestamps = %d ...\n",
|
||||
__func__, fname_inp.c_str(), int(pcmf32.size()), float(pcmf32.size())/WHISPER_SAMPLE_RATE,
|
||||
params.n_threads, params.n_processors,
|
||||
params.language.c_str(),
|
||||
params.translate ? "translate" : "transcribe",
|
||||
params.no_timestamps ? 0 : 1);
|
||||
|
||||
fprintf(stderr, "\n");
|
||||
}
|
||||
|
||||
|
||||
// run the inference
|
||||
{
|
||||
whisper_full_params wparams = whisper_full_default_params(WHISPER_SAMPLING_GREEDY);
|
||||
|
||||
wparams.print_realtime = false;
|
||||
wparams.print_progress = false;
|
||||
wparams.print_timestamps = !params.no_timestamps;
|
||||
wparams.print_special_tokens = params.print_special_tokens;
|
||||
wparams.translate = params.translate;
|
||||
wparams.language = params.language.c_str();
|
||||
wparams.n_threads = params.n_threads;
|
||||
wparams.n_max_text_ctx = params.max_context >= 0 ? params.max_context : wparams.n_max_text_ctx;
|
||||
wparams.offset_ms = params.offset_t_ms;
|
||||
|
||||
// this callback is called on each new segment
|
||||
if (!wparams.print_realtime) {
|
||||
wparams.new_segment_callback = whisper_print_segment_callback;
|
||||
wparams.new_segment_callback_user_data = ¶ms;
|
||||
}
|
||||
|
||||
if (whisper_full_parallel(ctx, wparams, pcmf32.data(), pcmf32.size(), params.n_processors) != 0) {
|
||||
fprintf(stderr, "%s: failed to process audio\n", argv[0]);
|
||||
return 8;
|
||||
}
|
||||
|
||||
printf("\n");
|
||||
|
||||
// output to text file
|
||||
if (params.output_txt) {
|
||||
const auto fname_txt = fname_inp + ".txt";
|
||||
output_txt(ctx, fname_txt.c_str());
|
||||
}
|
||||
|
||||
// output to VTT file
|
||||
if (params.output_vtt) {
|
||||
const auto fname_vtt = fname_inp + ".vtt";
|
||||
output_vtt(ctx, fname_vtt.c_str());
|
||||
}
|
||||
|
||||
// output to SRT file
|
||||
if (params.output_srt) {
|
||||
const auto fname_srt = fname_inp + ".srt";
|
||||
output_srt(ctx, fname_srt.c_str(), params);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
whisper_print_timings(ctx);
|
||||
whisper_free(ctx);
|
||||
|
||||
return 0;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user