#include "common.h"
-// third-party utilities
-// use your favorite implementations
-#define STB_VORBIS_HEADER_ONLY
-#include "stb_vorbis.c" /* Enables Vorbis decoding. */
-
-#ifdef _WIN32
-#ifndef NOMINMAX
- #define NOMINMAX
-#endif
-#endif
-
-#define MA_NO_DEVICE_IO
-#define MA_NO_THREADING
-#define MA_NO_ENCODING
-#define MA_NO_GENERATION
-#define MA_NO_RESOURCE_MANAGER
-#define MA_NO_NODE_GRAPH
-#define MINIAUDIO_IMPLEMENTATION
-#include "miniaudio.h"
-
#include <cmath>
#include <codecvt>
#include <cstring>
#pragma warning(disable: 4244 4267) // possible loss of data
#endif
-#ifdef _WIN32
-#include <fcntl.h>
-#include <io.h>
-#endif
-
-#ifdef WHISPER_FFMPEG
-// as implemented in ffmpeg_trancode.cpp only embedded in common lib if whisper built with ffmpeg support
-extern bool ffmpeg_decode_audio(const std::string & ifname, std::vector<uint8_t> & wav_data);
-#endif
-
// Function to check if the next argument exists
static std::string get_next_arg(int& i, int argc, char** argv, const std::string& flag, gpt_params& params) {
if (i + 1 < argc && argv[i + 1][0] != '-') {
return true;
}
-bool read_audio_data(const std::string & fname, std::vector<float>& pcmf32, std::vector<std::vector<float>>& pcmf32s, bool stereo) {
- std::vector<uint8_t> audio_data; // used for pipe input from stdin or ffmpeg decoding output
-
- ma_result result;
- ma_decoder_config decoder_config;
- ma_decoder decoder;
-
- decoder_config = ma_decoder_config_init(ma_format_f32, stereo ? 2 : 1, COMMON_SAMPLE_RATE);
-
- if (fname == "-") {
- #ifdef _WIN32
- _setmode(_fileno(stdin), _O_BINARY);
- #endif
-
- uint8_t buf[1024];
- while (true)
- {
- const size_t n = fread(buf, 1, sizeof(buf), stdin);
- if (n == 0) {
- break;
- }
- audio_data.insert(audio_data.end(), buf, buf + n);
- }
-
- if ((result = ma_decoder_init_memory(audio_data.data(), audio_data.size(), &decoder_config, &decoder)) != MA_SUCCESS) {
-
- fprintf(stderr, "Error: failed to open audio data from stdin (%s)\n", ma_result_description(result));
-
- return false;
- }
-
- fprintf(stderr, "%s: read %zu bytes from stdin\n", __func__, audio_data.size());
- }
- else if (is_wav_buffer(fname)) {
- if ((result = ma_decoder_init_memory(audio_data.data(), audio_data.size(), &decoder_config, &decoder)) != MA_SUCCESS) {
- fprintf(stderr, "Error: failed to open audio data from fname buffer (%s)\n", ma_result_description(result));
-
- return false;
- }
- }
- else if ((result = ma_decoder_init_file(fname.c_str(), &decoder_config, &decoder)) != MA_SUCCESS) {
-#if defined(WHISPER_FFMPEG)
- if (ffmpeg_decode_audio(fname, audio_data) != 0) {
- fprintf(stderr, "error: failed to ffmpeg decode '%s'\n", fname.c_str());
-
- return false;
- }
-
- if ((result = ma_decoder_init_memory(audio_data.data(), audio_data.size(), &decoder_config, &decoder)) != MA_SUCCESS) {
- fprintf(stderr, "error: failed to read audio data as wav (%s)\n", ma_result_description(result));
-
- return false;
- }
-#else
- fprintf(stderr, "error: failed to open '%s' file (%s)\n", fname.c_str(), ma_result_description(result));
-
- return false;
-#endif
- }
-
- ma_uint64 frame_count;
- ma_uint64 frames_read;
-
- if ((result = ma_decoder_get_length_in_pcm_frames(&decoder, &frame_count)) != MA_SUCCESS) {
- fprintf(stderr, "error: failed to retrieve the length of the audio data (%s)\n", ma_result_description(result));
-
- return false;
- }
-
- pcmf32.resize(stereo ? frame_count*2 : frame_count);
-
- if ((result = ma_decoder_read_pcm_frames(&decoder, pcmf32.data(), frame_count, &frames_read)) != MA_SUCCESS) {
- fprintf(stderr, "error: failed to read the frames of the audio data (%s)\n", ma_result_description(result));
-
- return false;
- }
-
- if (stereo) {
- pcmf32s.resize(2);
- pcmf32s[0].resize(frame_count);
- pcmf32s[1].resize(frame_count);
- for (uint64_t i = 0; i < frame_count; i++) {
- pcmf32s[0][i] = pcmf32[2*i];
- pcmf32s[1][i] = pcmf32[2*i + 1];
- }
- }
-
- ma_decoder_uninit(&decoder);
-
- return true;
-}
-
void high_pass_filter(std::vector<float> & data, float cutoff, float sample_rate) {
const float rc = 1.0f / (2.0f * M_PI * cutoff);
const float dt = 1.0f / sample_rate;
return 1.0f - (dist / std::max(s0.size(), s1.size()));
}
-bool sam_params_parse(int argc, char ** argv, sam_params & params) {
- for (int i = 1; i < argc; i++) {
- std::string arg = argv[i];
-
- if (arg == "-s" || arg == "--seed") {
- params.seed = std::stoi(argv[++i]);
- } else if (arg == "-t" || arg == "--threads") {
- params.n_threads = std::stoi(argv[++i]);
- } else if (arg == "-m" || arg == "--model") {
- params.model = argv[++i];
- } else if (arg == "-i" || arg == "--inp") {
- params.fname_inp = argv[++i];
- } else if (arg == "-o" || arg == "--out") {
- params.fname_out = argv[++i];
- } else if (arg == "-h" || arg == "--help") {
- sam_print_usage(argc, argv, params);
- exit(0);
- } else {
- fprintf(stderr, "error: unknown argument: %s\n", arg.c_str());
- sam_print_usage(argc, argv, params);
- exit(0);
- }
- }
-
- return true;
-}
-
-void sam_print_usage(int /*argc*/, char ** argv, const sam_params & params) {
- fprintf(stderr, "usage: %s [options]\n", argv[0]);
- fprintf(stderr, "\n");
- fprintf(stderr, "options:\n");
- fprintf(stderr, " -h, --help show this help message and exit\n");
- fprintf(stderr, " -s SEED, --seed SEED RNG seed (default: -1)\n");
- fprintf(stderr, " -t N, --threads N number of threads to use during computation (default: %d)\n", params.n_threads);
- fprintf(stderr, " -m FNAME, --model FNAME\n");
- fprintf(stderr, " model path (default: %s)\n", params.model.c_str());
- fprintf(stderr, " -i FNAME, --inp FNAME\n");
- fprintf(stderr, " input file (default: %s)\n", params.fname_inp.c_str());
- fprintf(stderr, " -o FNAME, --out FNAME\n");
- fprintf(stderr, " output file (default: %s)\n", params.fname_out.c_str());
- fprintf(stderr, "\n");
-}
-
-// 500 -> 00:05.000
-// 6000 -> 01:00.000
-std::string to_timestamp(int64_t t, bool comma) {
- int64_t msec = t * 10;
- int64_t hr = msec / (1000 * 60 * 60);
- msec = msec - hr * (1000 * 60 * 60);
- int64_t min = msec / (1000 * 60);
- msec = msec - min * (1000 * 60);
- int64_t sec = msec / 1000;
- msec = msec - sec * 1000;
-
- char buf[32];
- snprintf(buf, sizeof(buf), "%02d:%02d:%02d%s%03d", (int) hr, (int) min, (int) sec, comma ? "," : ".", (int) msec);
-
- return std::string(buf);
-}
-
-int timestamp_to_sample(int64_t t, int n_samples, int whisper_sample_rate) {
- return std::max(0, std::min((int) n_samples - 1, (int) ((t*whisper_sample_rate)/100)));
-}
-
-bool is_file_exist(const char *fileName)
-{
- std::ifstream infile(fileName);
+bool is_file_exist(const char * filename) {
+ std::ifstream infile(filename);
return infile.good();
}
-
-bool speak_with_file(const std::string & command, const std::string & text, const std::string & path, int voice_id)
-{
- std::ofstream speak_file(path.c_str());
- if (speak_file.fail()) {
- fprintf(stderr, "%s: failed to open speak_file\n", __func__);
- return false;
- } else {
- speak_file.write(text.c_str(), text.size());
- speak_file.close();
- int ret = system((command + " " + std::to_string(voice_id) + " " + path).c_str());
- if (ret != 0) {
- fprintf(stderr, "%s: failed to speak\n", __func__);
- return false;
- }
- }
- return true;
-}
-
-#undef STB_VORBIS_HEADER_ONLY
-#include "stb_vorbis.c"
#include <fstream>
#include <sstream>
-#define COMMON_SAMPLE_RATE 16000
-
//
// GPT CLI argument parsing
//
// Check if a buffer is a WAV audio file
bool is_wav_buffer(const std::string buf);
-// Read WAV audio file and store the PCM data into pcmf32
-// fname can be a buffer of WAV data instead of a filename
-// The sample rate of the audio must be equal to COMMON_SAMPLE_RATE
-// If stereo flag is set and the audio has 2 channels, the pcmf32s will contain 2 channel PCM
-bool read_audio_data(
- const std::string & fname,
- std::vector<float> & pcmf32,
- std::vector<std::vector<float>> & pcmf32s,
- bool stereo);
-
// Write PCM data into WAV audio file
class wav_writer {
private:
// compute similarity between two strings using Levenshtein distance
float similarity(const std::string & s0, const std::string & s1);
-//
-// SAM argument parsing
-//
-
-struct sam_params {
- int32_t seed = -1; // RNG seed
- int32_t n_threads = std::min(4, (int32_t) std::thread::hardware_concurrency());
-
- std::string model = "models/sam-vit-b/ggml-model-f16.bin"; // model path
- std::string fname_inp = "img.jpg";
- std::string fname_out = "img.out";
-};
-
-bool sam_params_parse(int argc, char ** argv, sam_params & params);
-
-void sam_print_usage(int argc, char ** argv, const sam_params & params);
-
//
// Terminal utils
//
// Other utils
//
-// convert timestamp to string, 6000 -> 01:00.000
-std::string to_timestamp(int64_t t, bool comma = false);
-
-// given a timestamp get the sample
-int timestamp_to_sample(int64_t t, int n_samples, int whisper_sample_rate);
-
// check if file exists using ifstream
-bool is_file_exist(const char *fileName);
-
-// write text to file, and call system("command voice_id file")
-bool speak_with_file(const std::string & command, const std::string & text, const std::string & path, int voice_id);
+bool is_file_exist(const char * filename);
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