extern/whisper.cpp
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command: output commands to text file (#3273)

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This commit implements code for the command line argument `-f --file FNAME` which is currently missing.
This commit is contained in:
Aaron Ang 2025-06-23 21:41:21 -07:00 committed by GitHub
parent a422176937
commit 4d6ae52ed3
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GPG Key ID: B5690EEEBB952194
1 changed files with 26 additions and 8 deletions
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34
examples/command/command.cpp
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@ -251,7 +251,7 @@ static std::vector<std::string> get_words(const std::string &txt) {
// command-list mode // command-list mode
// guide the transcription to match the most likely command from a provided list // guide the transcription to match the most likely command from a provided list
static int process_command_list(struct whisper_context * ctx, audio_async &audio, const whisper_params &params) { static int process_command_list(struct whisper_context * ctx, audio_async &audio, const whisper_params &params, std::ofstream &fout) {
fprintf(stderr, "\n"); fprintf(stderr, "\n");
fprintf(stderr, "%s: guided mode\n", __func__); fprintf(stderr, "%s: guided mode\n", __func__);
@ -444,12 +444,16 @@ static int process_command_list(struct whisper_context * ctx, audio_async &audio
const float prob = probs_id[0].first; const float prob = probs_id[0].first;
const int index = probs_id[0].second; const int index = probs_id[0].second;
const char * best_command = allowed_commands[index].c_str();
fprintf(stdout, "\n"); fprintf(stdout, "\n");
fprintf(stdout, "%s: detected command: %s%s%s | p = %f | t = %d ms\n", __func__, fprintf(stdout, "%s: detected command: %s%s%s | p = %f | t = %d ms\n", __func__,
"\033[1m", allowed_commands[index].c_str(), "\033[0m", prob, "\033[1m", best_command, "\033[0m", prob,
(int) std::chrono::duration_cast<std::chrono::milliseconds>(t_end - t_start).count()); (int) std::chrono::duration_cast<std::chrono::milliseconds>(t_end - t_start).count());
fprintf(stdout, "\n"); fprintf(stdout, "\n");
if (fout.is_open()) {
fout << best_command << std::endl;
}
} }
} }
@ -462,7 +466,7 @@ static int process_command_list(struct whisper_context * ctx, audio_async &audio
// always-prompt mode // always-prompt mode
// transcribe the voice into text after valid prompt // transcribe the voice into text after valid prompt
static int always_prompt_transcription(struct whisper_context * ctx, audio_async & audio, const whisper_params & params) { static int always_prompt_transcription(struct whisper_context * ctx, audio_async & audio, const whisper_params & params, std::ofstream & fout) {
bool is_running = true; bool is_running = true;
bool ask_prompt = true; bool ask_prompt = true;
@ -528,6 +532,9 @@ static int always_prompt_transcription(struct whisper_context * ctx, audio_async
if ((sim > 0.7f) && (command.size() > 0)) { if ((sim > 0.7f) && (command.size() > 0)) {
fprintf(stdout, "%s: Command '%s%s%s', (t = %d ms)\n", __func__, "\033[1m", command.c_str(), "\033[0m", (int) t_ms); fprintf(stdout, "%s: Command '%s%s%s', (t = %d ms)\n", __func__, "\033[1m", command.c_str(), "\033[0m", (int) t_ms);
if (fout.is_open()) {
fout << command << std::endl;
}
} }
fprintf(stdout, "\n"); fprintf(stdout, "\n");
@ -542,7 +549,7 @@ static int always_prompt_transcription(struct whisper_context * ctx, audio_async
// general-purpose mode // general-purpose mode
// freely transcribe the voice into text // freely transcribe the voice into text
static int process_general_transcription(struct whisper_context * ctx, audio_async & audio, const whisper_params & params) { static int process_general_transcription(struct whisper_context * ctx, audio_async & audio, const whisper_params & params, std::ofstream & fout) {
bool is_running = true; bool is_running = true;
bool have_prompt = false; bool have_prompt = false;
bool ask_prompt = true; bool ask_prompt = true;
@ -662,8 +669,10 @@ static int process_general_transcription(struct whisper_context * ctx, audio_asy
} else { } else {
// cut the prompt from the decoded text // cut the prompt from the decoded text
const std::string command = ::trim(txt.substr(best_len)); const std::string command = ::trim(txt.substr(best_len));
fprintf(stdout, "%s: Command '%s%s%s', (t = %d ms)\n", __func__, "\033[1m", command.c_str(), "\033[0m", (int) t_ms); fprintf(stdout, "%s: Command '%s%s%s', (t = %d ms)\n", __func__, "\033[1m", command.c_str(), "\033[0m", (int) t_ms);
if (fout.is_open()) {
fout << command << std::endl;
}
} }
fprintf(stdout, "\n"); fprintf(stdout, "\n");
@ -759,13 +768,22 @@ int main(int argc, char ** argv) {
} }
} }
std::ofstream fout;
if (params.fname_out.length() > 0) {
fout.open(params.fname_out);
if (!fout.is_open()) {
fprintf(stderr, "%s: failed to open output file '%s'!\n", __func__, params.fname_out.c_str());
return 1;
}
}
if (ret_val == 0) { if (ret_val == 0) {
if (!params.commands.empty()) { if (!params.commands.empty()) {
ret_val = process_command_list(ctx, audio, params); ret_val = process_command_list(ctx, audio, params, fout);
} else if (!params.prompt.empty() && params.grammar_parsed.rules.empty()) { } else if (!params.prompt.empty() && params.grammar_parsed.rules.empty()) {
ret_val = always_prompt_transcription(ctx, audio, params); ret_val = always_prompt_transcription(ctx, audio, params, fout);
} else { } else {
ret_val = process_general_transcription(ctx, audio, params); ret_val = process_general_transcription(ctx, audio, params, fout);
} }
} }