Function parse_float_array

tests/test_stt.cpp:36–55

static const char* g_whisper_prompt = get_transcribe_prompt();

static std::vector<float> parse_float_array(const std::string& json, const std::string& key) {
    std::vector<float> values;
    std::string search = "\"" + key + "\":[";
    size_t start = json.find(search);
    if (start == std::string::npos) return values;
    start += search.size();
    size_t end = json.find("]", start);
    if (end == std::string::npos) return values;
    const char* p = json.c_str() + start;
    const char* end_p = json.c_str() + end;
    while (p < end_p) {
        char* next;
        float v = strtof(p, &next);
        if (next == p) break;
        values.push_back(v);
        p = next;
        while (p < end_p && (*p == ',' || *p == ' ')) ++p;
    }
    return values;
}

bool test_audio_processor() {
    std::cout << "\n╔══════════════════════════════════════════╗\n"