diff --git a/examples/stream/stream.cpp b/examples/stream/stream.cpp index 94f9016e075..a1cc8f0de35 100644 --- a/examples/stream/stream.cpp +++ b/examples/stream/stream.cpp @@ -37,6 +37,7 @@ struct whisper_params { bool save_audio = false; // save audio to wav file bool use_gpu = true; bool flash_attn = true; + int file_mode = 0; // 0=raw, 1=newline std::string language = "en"; std::string model = "models/ggml-base.en.bin"; @@ -45,6 +46,23 @@ struct whisper_params { void whisper_print_usage(int argc, char ** argv, const whisper_params & params); +// no helpers needed for file write modes when using raw/newline only + +static int file_mode_from_string(const std::string & mode) { + if (mode == "raw") return 0; + if (mode == "newline") return 1; + fprintf(stderr, "error: unknown --file-mode '%s' (expected: raw|newline)\n", mode.c_str()); + exit(1); +} + +static const char * file_mode_to_cstr(int mode) { + switch (mode) { + case 0: return "raw"; + case 1: return "newline"; + default: return "raw"; + } +} + static bool whisper_params_parse(int argc, char ** argv, whisper_params & params) { for (int i = 1; i < argc; i++) { std::string arg = argv[i]; @@ -70,6 +88,7 @@ static bool whisper_params_parse(int argc, char ** argv, whisper_params & params else if (arg == "-l" || arg == "--language") { params.language = argv[++i]; } else if (arg == "-m" || arg == "--model") { params.model = argv[++i]; } else if (arg == "-f" || arg == "--file") { params.fname_out = argv[++i]; } + else if ( arg == "--file-mode") { params.file_mode = file_mode_from_string(argv[++i]); } else if (arg == "-tdrz" || arg == "--tinydiarize") { params.tinydiarize = true; } else if (arg == "-sa" || arg == "--save-audio") { params.save_audio = true; } else if (arg == "-ng" || arg == "--no-gpu") { params.use_gpu = false; } @@ -109,6 +128,7 @@ void whisper_print_usage(int /*argc*/, char ** argv, const whisper_params & para fprintf(stderr, " -l LANG, --language LANG [%-7s] spoken language\n", params.language.c_str()); fprintf(stderr, " -m FNAME, --model FNAME [%-7s] model path\n", params.model.c_str()); fprintf(stderr, " -f FNAME, --file FNAME [%-7s] text output file name\n", params.fname_out.c_str()); + fprintf(stderr, " --file-mode MODE [%-7s] file write mode: raw|newline (default raw)\n", file_mode_to_cstr(params.file_mode)); fprintf(stderr, " -tdrz, --tinydiarize [%-7s] enable tinydiarize (requires a tdrz model)\n", params.tinydiarize ? "true" : "false"); fprintf(stderr, " -sa, --save-audio [%-7s] save the recorded audio to a file\n", params.save_audio ? "true" : "false"); fprintf(stderr, " -ng, --no-gpu [%-7s] disable GPU inference\n", params.use_gpu ? "false" : "true"); @@ -211,6 +231,7 @@ int main(int argc, char ** argv) { bool is_running = true; std::ofstream fout; + std::string file_buffer; if (params.fname_out.length() > 0) { fout.open(params.fname_out); if (!fout.is_open()) { @@ -231,6 +252,11 @@ int main(int argc, char ** argv) { wavWriter.open(filename, WHISPER_SAMPLE_RATE, 16, 1); } printf("[Start speaking]\n"); + if (params.fname_out.length() > 0) { + // Mirror the start signal into the file for parity with stdout + fout << "[Start speaking]\n"; + fout.flush(); + } fflush(stdout); auto t_last = std::chrono::high_resolution_clock::now(); @@ -345,6 +371,10 @@ int main(int argc, char ** argv) { // print result; { + if (params.fname_out.length() > 0 && (params.file_mode != 0)) { + file_buffer.clear(); + } + if (!use_vad) { printf("\33[2K\r"); @@ -370,7 +400,11 @@ int main(int argc, char ** argv) { fflush(stdout); if (params.fname_out.length() > 0) { - fout << text; + if (params.file_mode != 0) { + file_buffer += text; + } else { + fout << text; + } } } else { const int64_t t0 = whisper_full_get_segment_t0(ctx, i); @@ -388,13 +422,21 @@ int main(int argc, char ** argv) { fflush(stdout); if (params.fname_out.length() > 0) { - fout << output; + if (params.file_mode != 0) { + file_buffer += output; + } else { + fout << output; + } } } } if (params.fname_out.length() > 0) { - fout << std::endl; + if (params.file_mode != 0) { + file_buffer.push_back('\n'); + } else { + fout << std::endl; + } } if (use_vad) { @@ -405,6 +447,16 @@ int main(int argc, char ** argv) { ++n_iter; + if ((params.file_mode != 0) && params.fname_out.length() > 0) { + if (use_vad || (!use_vad && (n_iter % n_new_line) == 0)) { + if (!file_buffer.empty()) { + fout << file_buffer; + fout.flush(); + file_buffer.clear(); + } + } + } + if (!use_vad && (n_iter % n_new_line) == 0) { printf("\n"); @@ -430,6 +482,12 @@ int main(int argc, char ** argv) { audio.pause(); + if ((params.file_mode != 0) && params.fname_out.length() > 0 && !file_buffer.empty()) { + fout << file_buffer; + fout.flush(); + file_buffer.clear(); + } + whisper_print_timings(ctx); whisper_free(ctx);