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whisper.cpp/examples/bench/bench.cpp

95 lines
3.0 KiB

#include "whisper.h"
#include <cstdio>
#include <string>
#include <thread>
// command-line parameters
struct whisper_params {
int32_t n_threads = std::min(4, (int32_t) std::thread::hardware_concurrency());
std::string model = "models/ggml-base.en.bin";
};
void whisper_print_usage(int argc, char ** argv, const whisper_params & params);
bool whisper_params_parse(int argc, char ** argv, whisper_params & params) {
for (int i = 1; i < argc; i++) {
std::string arg = argv[i];
if (arg == "-h" || arg == "--help") {
whisper_print_usage(argc, argv, params);
exit(0);
}
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());
whisper_print_usage(argc, argv, params);
exit(0);
}
}
return true;
}
void whisper_print_usage(int /*argc*/, char ** argv, const whisper_params & params) {
fprintf(stderr, "\n");
fprintf(stderr, "usage: %s [options]\n", argv[0]);
fprintf(stderr, "\n");
fprintf(stderr, "options:\n");
fprintf(stderr, " -h, --help [default] show this help message and exit\n");
fprintf(stderr, " -t N, --threads N [%-7d] number of threads to use during computation\n", params.n_threads);
fprintf(stderr, " -m FNAME, --model FNAME [%-7s] model path\n", params.model.c_str());
fprintf(stderr, "\n");
}
int main(int argc, char ** argv) {
whisper_params params;
if (whisper_params_parse(argc, argv, params) == false) {
return 1;
}
// whisper init
struct whisper_context * ctx = whisper_init(params.model.c_str());
{
fprintf(stderr, "\n");
fprintf(stderr, "system_info: n_threads = %d / %d | %s\n", params.n_threads, std::thread::hardware_concurrency(), whisper_print_system_info());
}
if (ctx == nullptr) {
fprintf(stderr, "error: failed to initialize whisper context\n");
return 2;
}
if (int ret = whisper_set_mel(ctx, nullptr, 0, WHISPER_N_MEL)) {
fprintf(stderr, "error: failed to set mel: %d\n", ret);
return 3;
}
if (int ret = whisper_encode(ctx, 0, params.n_threads) != 0) {
fprintf(stderr, "error: failed to encode model: %d\n", ret);
return 4;
}
whisper_print_timings(ctx);
whisper_free(ctx);
fprintf(stderr, "\n");
fprintf(stderr, "If you wish, you can submit these results here:\n");
fprintf(stderr, "\n");
fprintf(stderr, " https://github.com/ggerganov/whisper.cpp/issues/89\n");
fprintf(stderr, "\n");
fprintf(stderr, "Please include the following information:\n");
fprintf(stderr, "\n");
fprintf(stderr, " - CPU model\n");
fprintf(stderr, " - Operating system\n");
fprintf(stderr, " - Compiler\n");
fprintf(stderr, "\n");
return 0;
}