Function main

tests/test_phase5.cpp:109–256

}

int main(int argc, char ** argv) {
    if (argc < 4) {
        fprintf(stderr, "Usage: %s <ref_dir> <model_path> <image_path>\n", argv[0]);
        return 1;
    }

    const std::string ref_dir = argv[1];
    const std::string model_path = argv[2];
    const std::string image_path = argv[3];
    const std::string cpp_dir = ref_dir + "/cpp_out_phase5";
    if (!ensure_dir(cpp_dir)) {
        fprintf(stderr, "Failed to create %s\n", cpp_dir.c_str());
        return 1;
    }

    std::string prompt = load_prompt(ref_dir + "/prompt.txt");
    if (prompt.empty()) {
        prompt = "yellow school bus";
    }

    auto ref_token_ids = load_ref_i32(ref_dir + "/token_ids");

    if (!sam3_test_load_tokenizer(model_path)) {
        fprintf(stderr, "Failed to load tokenizer from %s\n", model_path.c_str());
        return 1;
    }

    auto cpp_token_ids = sam3_test_tokenize(prompt);
    std::vector<int32_t> run_token_ids = cpp_token_ids;

    report_row token_row;
    if (!ref_token_ids.data.empty()) {
        const int token_bad = compare_exact_i32(cpp_token_ids, ref_token_ids.data);
        token_row.measured = true;
        token_row.ok = token_bad == 0;
        token_row.r.max_diff = token_bad == 0 ? 0.0f : 1.0f;
        token_row.r.mean_diff = token_bad == 0 ? 0.0f : 1.0f;
        token_row.r.cosine_sim = token_bad == 0 ? 1.0f : 0.0f;
        token_row.note = token_bad == 0 ? "exact int compare" : "tokenizer mismatch";
        run_token_ids = ref_token_ids.data;
    } else {
        token_row.measured = false;
        token_row.ok = false;
        token_row.note = "missing token_ids reference";
    }

    sam3_params params;
    params.model_path = model_path;
    params.n_threads = 1;
    params.use_gpu = false;

    auto model = sam3_load_model(params);
    if (!model) {
        fprintf(stderr, "Failed to load model from %s\n", model_path.c_str());
        return 1;
    }

    (void) image_path;