mirror of
https://github.com/ggerganov/whisper.cpp.git
synced 2024-12-20 21:23:06 +00:00
2cdfc4e025
* whisper : add support for large v3 * bench : fix build + fix go bindings * bench : fix n_mels * models : update readme
88 lines
2.6 KiB
C++
88 lines
2.6 KiB
C++
#include "whisper.h"
|
|
|
|
#include <emscripten.h>
|
|
#include <emscripten/bind.h>
|
|
|
|
#include <cmath>
|
|
#include <string>
|
|
#include <thread>
|
|
#include <vector>
|
|
|
|
constexpr int N_THREAD = 8;
|
|
|
|
// TODO: get rid of this vector of contexts - bad idea in the first place
|
|
std::vector<struct whisper_context *> g_contexts(4, nullptr);
|
|
|
|
std::thread g_worker;
|
|
|
|
void bench_main(size_t index) {
|
|
const int n_threads = std::min(N_THREAD, (int) std::thread::hardware_concurrency());
|
|
|
|
// whisper context
|
|
auto & ctx = g_contexts[index];
|
|
|
|
fprintf(stderr, "%s: running benchmark with %d threads - please wait...\n", __func__, n_threads);
|
|
|
|
const int n_mels = whisper_model_n_mels(ctx);
|
|
|
|
if (int ret = whisper_set_mel(ctx, nullptr, 0, n_mels)) {
|
|
fprintf(stderr, "error: failed to set mel: %d\n", ret);
|
|
return;
|
|
}
|
|
|
|
{
|
|
fprintf(stderr, "\n");
|
|
fprintf(stderr, "system_info: n_threads = %d / %d | %s\n", n_threads, std::thread::hardware_concurrency(), whisper_print_system_info());
|
|
}
|
|
|
|
if (int ret = whisper_encode(ctx, 0, n_threads) != 0) {
|
|
fprintf(stderr, "error: failed to encode model: %d\n", ret);
|
|
return;
|
|
}
|
|
|
|
whisper_print_timings(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, " - Browser\n");
|
|
fprintf(stderr, "\n");
|
|
}
|
|
|
|
EMSCRIPTEN_BINDINGS(bench) {
|
|
emscripten::function("init", emscripten::optional_override([](const std::string & path_model) {
|
|
for (size_t i = 0; i < g_contexts.size(); ++i) {
|
|
if (g_contexts[i] == nullptr) {
|
|
g_contexts[i] = whisper_init_from_file_with_params(path_model.c_str(), whisper_context_default_params());
|
|
if (g_contexts[i] != nullptr) {
|
|
if (g_worker.joinable()) {
|
|
g_worker.join();
|
|
}
|
|
g_worker = std::thread([i]() {
|
|
bench_main(i);
|
|
});
|
|
|
|
return i + 1;
|
|
} else {
|
|
return (size_t) 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
return (size_t) 0;
|
|
}));
|
|
|
|
emscripten::function("free", emscripten::optional_override([](size_t index) {
|
|
if (index < g_contexts.size()) {
|
|
whisper_free(g_contexts[index]);
|
|
g_contexts[index] = nullptr;
|
|
}
|
|
}));
|
|
}
|