int initialize_espeak(struct synth_t *s) { int rate; /* initialize espeak */ rate = espeak_Initialize(AUDIO_OUTPUT_PLAYBACK, 50, NULL, 0); if (rate < 0) { fprintf(stderr, "Unable to initialize espeak.\n"); return -1; } /* We need a callback in acsint mode, but not in speakup mode. */ if (espeakup_mode == ESPEAKUP_MODE_ACSINT) espeak_SetSynthCallback(acsint_callback); /* Setup initial voice parameters */ if (defaultVoice) { set_voice(s, defaultVoice); free(defaultVoice); defaultVoice = NULL; } set_frequency(s, defaultFrequency, ADJ_SET); set_pitch(s, defaultPitch, ADJ_SET); set_rate(s, defaultRate, ADJ_SET); set_volume(s, defaultVolume, ADJ_SET); espeak_SetParameter(espeakCAPITALS, 0, 0); return 0; }
static void queue_process_entry(struct synth_t *s) { espeak_ERROR error; static struct espeak_entry_t *current = NULL; if (current != queue_peek(synth_queue)) { if (current) free_espeak_entry(current); current = (struct espeak_entry_t *) queue_remove(synth_queue); } pthread_mutex_unlock(&queue_guard); if (current->cmd != CMD_PAUSE && paused_espeak) { reinitialize_espeak(s); } switch (current->cmd) { case CMD_SET_FREQUENCY: error = set_frequency(s, current->value, current->adjust); break; case CMD_SET_PITCH: error = set_pitch(s, current->value, current->adjust); break; case CMD_SET_PUNCTUATION: error = set_punctuation(s, current->value, current->adjust); break; case CMD_SET_RATE: error = set_rate(s, current->value, current->adjust); break; case CMD_SET_VOICE: error = EE_OK; break; case CMD_SET_VOLUME: error = set_volume(s, current->value, current->adjust); break; case CMD_SPEAK_TEXT: s->buf = current->buf; s->len = current->len; error = speak_text(s); break; case CMD_PAUSE: if (!paused_espeak) { espeak_Cancel(); espeak_Terminate(); paused_espeak = 1; } break; default: break; } if (error == EE_OK) { free_espeak_entry(current); current = NULL; } }
void adjustByIMUData(sensor_msgs::PointCloud& cloud) { for(int i = 0; i < cloud.points.size(); ++i) { geometry_msgs::Point32 curPoint = cloud.points[i]; Eigen::Vector3f curVec(curPoint.x, curPoint.y, curPoint.z); curVec = set_pitch(imu_pitch) * set_roll(imu_roll) * curVec; cloud.points[i].x = curVec[0]; cloud.points[i].y = curVec[1]; cloud.points[i].z = curVec[2]; } }
void std_hts_engine_impl::do_synthesize() { set_speed(); set_pitch(); load_labels(); set_time_info(); if(!HTS_Engine_generate_parameter_sequence(engine.get())) throw synthesis_error(); if(!HTS_Engine_generate_sample_sequence(engine.get())) throw synthesis_error(); }
int main () { char message [512]; int n = 1; int tps = 1; if (initialize_socket(DEST_IP_AT, DEST_PORT_AT) != 0) { printf("[FAILED] Socket initialization failed\n"); } else { sleep(1); set_trim(message, n++); usleep(500000); ////////////// take off ////////////////////////// while(tps < 167) //100 avec 50ms { take_off(message, n++); usleep(30000); tps++; } tps = 0; ////////////// WAIT //////////////////// while(tps < 133) //80 { reset_com(message); usleep(30000); tps++; } tps = 0; ////////////// GO //////////////////// while(tps < 58) //35 { set_pitch(message, n++, FRONT, 0.25); usleep(30000); tps++; } tps = 0; while(tps < 17) //10 { set_pitch(message, n++, BACK, 0.25); usleep(30000); tps++; } tps = 0; while(tps < 17) { set_pitch(message, n++, FRONT, 0.0); usleep(30000); tps++; } tps = 0; ////////////// WAIT //////////////////// while(tps < 25) { reset_com(message); usleep(30000); tps++; } tps = 0; ////////////// ROTATE //////////////////// while(tps < 110) //140 { set_yaw(message, n++, LEFT, 0.4); usleep(30000); tps++; } tps = 0; set_yaw(message, n++, RIGHT, 0.0); usleep(30000); ////////////// WAIT //////////////////// while(tps < 80) { reset_com(message); usleep(30000); tps++; } tps = 0; ////////////// RETURN //////////////////// while(tps < 58) { set_pitch(message, n++, FRONT, 0.25); usleep(30000); tps++; } tps = 0; while(tps < 17) { set_pitch(message, n++, BACK, 0.25); usleep(30000); tps++; } tps = 0; while(tps < 17) { set_pitch(message, n++, FRONT, 0.0); usleep(30000); tps++; } tps = 0; ////////////// WAIT //////////////////// while(tps < 167) { reset_com(message); usleep(30000); tps++; } tps = 0; ////////////// LAND //////////////////// landing(message, n++); sleep(1); } close_socket(); return 0; }
static void term_handle_key(mpg123_handle *fr, out123_handle *ao, char val) { debug1("term_handle_key: %c", val); switch(tolower(val)) { case MPG123_BACK_KEY: out123_pause(ao); out123_drop(ao); if(paused) pause_cycle=(int)(LOOP_CYCLES/mpg123_tpf(fr)); if(mpg123_seek_frame(fr, 0, SEEK_SET) < 0) error1("Seek to begin failed: %s", mpg123_strerror(fr)); framenum=0; break; case MPG123_NEXT_KEY: out123_pause(ao); out123_drop(ao); next_track(); break; case MPG123_NEXT_DIR_KEY: out123_pause(ao); out123_drop(ao); next_dir(); break; case MPG123_QUIT_KEY: debug("QUIT"); if(stopped) { stopped = 0; out123_pause(ao); /* no chance for annoying underrun warnings */ out123_drop(ao); } set_intflag(); offset = 0; break; case MPG123_PAUSE_KEY: paused=1-paused; out123_pause(ao); /* underrun awareness */ out123_drop(ao); if(paused) { /* Not really sure if that is what is wanted This jumps in audio output, but has direct reaction to pausing loop. */ out123_param_float(ao, OUT123_PRELOAD, 0.); pause_recycle(fr); } else out123_param_float(ao, OUT123_PRELOAD, param.preload); if(stopped) stopped=0; if(param.verbose) print_stat(fr, 0, ao); else fprintf(stderr, "%s", (paused) ? MPG123_PAUSED_STRING : MPG123_EMPTY_STRING); break; case MPG123_STOP_KEY: case ' ': /* TODO: Verify/ensure that there is no "chirp from the past" when seeking while stopped. */ stopped=1-stopped; if(paused) { paused=0; offset -= pause_cycle; } if(stopped) out123_pause(ao); else { if(offset) /* If position changed, old is outdated. */ out123_drop(ao); /* No out123_continue(), that's triggered by out123_play(). */ } if(param.verbose) print_stat(fr, 0, ao); else fprintf(stderr, "%s", (stopped) ? MPG123_STOPPED_STRING : MPG123_EMPTY_STRING); break; case MPG123_FINE_REWIND_KEY: seekmode(fr, ao); offset--; break; case MPG123_FINE_FORWARD_KEY: seekmode(fr, ao); offset++; break; case MPG123_REWIND_KEY: seekmode(fr, ao); offset-=10; break; case MPG123_FORWARD_KEY: seekmode(fr, ao); offset+=10; break; case MPG123_FAST_REWIND_KEY: seekmode(fr, ao); offset-=50; break; case MPG123_FAST_FORWARD_KEY: seekmode(fr, ao); offset+=50; break; case MPG123_VOL_UP_KEY: mpg123_volume_change(fr, 0.02); break; case MPG123_VOL_DOWN_KEY: mpg123_volume_change(fr, -0.02); break; case MPG123_PITCH_UP_KEY: case MPG123_PITCH_BUP_KEY: case MPG123_PITCH_DOWN_KEY: case MPG123_PITCH_BDOWN_KEY: case MPG123_PITCH_ZERO_KEY: { double new_pitch = param.pitch; switch(val) /* Not tolower here! */ { case MPG123_PITCH_UP_KEY: new_pitch += MPG123_PITCH_VAL; break; case MPG123_PITCH_BUP_KEY: new_pitch += MPG123_PITCH_BVAL; break; case MPG123_PITCH_DOWN_KEY: new_pitch -= MPG123_PITCH_VAL; break; case MPG123_PITCH_BDOWN_KEY: new_pitch -= MPG123_PITCH_BVAL; break; case MPG123_PITCH_ZERO_KEY: new_pitch = 0.0; break; } set_pitch(fr, ao, new_pitch); fprintf(stderr, "New pitch: %f\n", param.pitch); } break; case MPG123_VERBOSE_KEY: param.verbose++; if(param.verbose > VERBOSE_MAX) { param.verbose = 0; clear_stat(); } mpg123_param(fr, MPG123_VERBOSE, param.verbose, 0); break; case MPG123_RVA_KEY: if(++param.rva > MPG123_RVA_MAX) param.rva = 0; if(param.verbose) fprintf(stderr, "\n"); mpg123_param(fr, MPG123_RVA, param.rva, 0); mpg123_volume_change(fr, 0.); break; case MPG123_PREV_KEY: out123_pause(ao); out123_drop(ao); prev_track(); break; case MPG123_PREV_DIR_KEY: out123_pause(ao); out123_drop(ao); prev_dir(); break; case MPG123_PLAYLIST_KEY: fprintf(stderr, "%s\nPlaylist (\">\" indicates current track):\n", param.verbose ? "\n" : ""); print_playlist(stderr, 1); fprintf(stderr, "\n"); break; case MPG123_TAG_KEY: fprintf(stderr, "%s\n", param.verbose ? "\n" : ""); print_id3_tag(fr, param.long_id3, stderr); fprintf(stderr, "\n"); break; case MPG123_MPEG_KEY: if(param.verbose) print_stat(fr,0,ao); /* Make sure that we are talking about the correct frame. */ fprintf(stderr, "\n"); if(param.verbose > 1) print_header(fr); else print_header_compact(fr); fprintf(stderr, "\n"); break; case MPG123_HELP_KEY: { /* This is more than the one-liner before, but it's less spaghetti. */ int i; fprintf(stderr,"\n\n -= terminal control keys =-\n"); for(i=0; i<(sizeof(term_help)/sizeof(struct keydef)); ++i) { if(term_help[i].key2) fprintf(stderr, "[%c] or [%c]", term_help[i].key, term_help[i].key2); else fprintf(stderr, "[%c]", term_help[i].key); fprintf(stderr, "\t%s\n", term_help[i].desc); } fprintf(stderr, "\nAlso, the number row (starting at 1, ending at 0) gives you jump points into the current track at 10%% intervals.\n"); fprintf(stderr, "\n"); } break; case MPG123_FRAME_INDEX_KEY: case MPG123_VARIOUS_INFO_KEY: if(param.verbose) fprintf(stderr, "\n"); switch(val) /* because of tolower() ... */ { case MPG123_FRAME_INDEX_KEY: print_index(fr); { long accurate; if(mpg123_getstate(fr, MPG123_ACCURATE, &accurate, NULL) == MPG123_OK) fprintf(stderr, "Accurate position: %s\n", (accurate == 0 ? "no" : "yes")); else error1("Unable to get state: %s", mpg123_strerror(fr)); } break; case MPG123_VARIOUS_INFO_KEY: { const char* curdec = mpg123_current_decoder(fr); if(curdec == NULL) fprintf(stderr, "Cannot get decoder info!\n"); else fprintf(stderr, "Active decoder: %s\n", curdec); } } break; case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': { off_t len; int num; num = val == '0' ? 10 : val - '0'; --num; /* from 0 to 9 */ /* Do not swith to seekmode() here, as we are jumping once to a specific position. Dropping buffer contents is enough and there is no race filling the buffer or waiting for more incremental seek orders. */ len = mpg123_length(fr); out123_pause(ao); out123_drop(ao); if(len > 0) mpg123_seek(fr, (off_t)( (num/10.)*len ), SEEK_SET); } break; case MPG123_BOOKMARK_KEY: continue_msg("BOOKMARK"); break; default: ; } }
void SWITCH_DRONE_COMMANDE(int _order) { char message [64]; switch(_order){ case 0 : reset_com(message); break; case 1 : landing(message); inC.flag_land = 0; break; case 2 : //printf("SWITCH COMMANDE take off\n"); take_off(message); inC.flag_takeoff = 0; break; case 3 : //printf("case 3 : set_roll, roll_power=%f\n", roll_power); set_roll(message, roll_move, roll_power); inC.flag_rollcalled = 0; break; case 4 : //printf("case 4 : set_pitch, pitch_power=%f, yaw_power=%f\n", pitch_power, yaw_power); set_pitch(message, pitch_move, pitch_power); inC.flag_pitchcalled = 0; break; case 5 : set_yaw(message, yaw_move, yaw_power); inC.flag_yawcalled = 0; break; case 6 : set_roll(message, roll_move, roll_power); set_pitch(message, pitch_move, pitch_power); inC.flag_rollpitchcalled = 0; break; case 7 : set_trim(message); inC.flag_calibH = 0; break; case 8 : calibrate_magneto(message); sleep(3); while(1) { set_yaw(message, RIGHT, 0.1); while(isControllerReady()==0); Main_Nav = getNavdata(); if (Main_Nav.magneto.heading_fusion_unwrapped > 0.0) nav_suiv = Main_Nav.magneto.heading_fusion_unwrapped - 360.0; else nav_suiv = Main_Nav.magneto.heading_fusion_unwrapped + 360.0; printf("angle_trouve et angle +/- 360 = %.2f, %.2f \r", Main_Nav.magneto.heading_fusion_unwrapped, nav_suiv); if(nav_suiv < 0.0 && nav_prec > 0.0 || nav_suiv > 0.0 && nav_prec < 0.0) { inC.flag_calibM = 0; printf("\nnav_suiv = %.2f | nav_prec = %.2f\n", nav_suiv, nav_prec); break; } nav_prec = nav_suiv; } set_yaw(message, LEFT, 0.0); inC.flag_calibM = 0; break; case 9 : //set_emergency(message); inC.flag_emergency = 0; set_gaz(message, UP, 0.2);// this is an ugly hack (don't commit this) break; case 10 : //anti_emergency(message); inC.falg_antiemergency = 0; set_gaz(message, UP, 0.0);// this is an ugly hack (don't commit this) break; case 20 : calcul_mission(); break; default : printf("Scade ne marche pas si bien que ça finalement\n"); break; } }
static void term_handle_input(mpg123_handle *fr, audio_output_t *ao, int do_delay) { int n = 1; /* long offset = 0; */ while(n > 0) { fd_set r; struct timeval t; char val; t.tv_sec=0; t.tv_usec=(do_delay) ? 10*1000 : 0; FD_ZERO(&r); FD_SET(0,&r); n = select(1,&r,NULL,NULL,&t); if(n > 0 && FD_ISSET(0,&r)) { if(read(0,&val,1) <= 0) break; switch(tolower(val)) { case MPG123_BACK_KEY: if(!param.usebuffer) ao->flush(ao); else buffer_resync(); if(paused) pause_cycle=(int)(LOOP_CYCLES/mpg123_tpf(fr)); if(mpg123_seek_frame(fr, 0, SEEK_SET) < 0) error1("Seek to begin failed: %s", mpg123_strerror(fr)); framenum=0; break; case MPG123_NEXT_KEY: if(!param.usebuffer) ao->flush(ao); else buffer_resync(); /* was: plain_buffer_resync */ next_track(); break; case MPG123_QUIT_KEY: debug("QUIT"); if(stopped) { stopped = 0; if(param.usebuffer) { buffer_resync(); buffer_start(); } } set_intflag(); offset = 0; break; case MPG123_PAUSE_KEY: paused=1-paused; if(paused) { /* Not really sure if that is what is wanted This jumps in audio output, but has direct reaction to pausing loop. */ if(param.usebuffer) buffer_resync(); pause_recycle(fr); } if(stopped) { stopped=0; if(param.usebuffer) buffer_start(); } fprintf(stderr, "%s", (paused) ? MPG123_PAUSED_STRING : MPG123_EMPTY_STRING); break; case MPG123_STOP_KEY: case ' ': /* when seeking while stopped and then resuming, I want to prevent the chirp from the past */ if(!param.usebuffer) ao->flush(ao); stopped=1-stopped; if(paused) { paused=0; offset -= pause_cycle; } if(param.usebuffer) { if(stopped) buffer_stop(); else { /* When we stopped buffer for seeking, we must resync. */ if(offset) buffer_resync(); buffer_start(); } } fprintf(stderr, "%s", (stopped) ? MPG123_STOPPED_STRING : MPG123_EMPTY_STRING); break; case MPG123_FINE_REWIND_KEY: if(param.usebuffer) seekmode(); offset--; break; case MPG123_FINE_FORWARD_KEY: seekmode(); offset++; break; case MPG123_REWIND_KEY: seekmode(); offset-=10; break; case MPG123_FORWARD_KEY: seekmode(); offset+=10; break; case MPG123_FAST_REWIND_KEY: seekmode(); offset-=50; break; case MPG123_FAST_FORWARD_KEY: seekmode(); offset+=50; break; case MPG123_VOL_UP_KEY: mpg123_volume_change(fr, 0.02); break; case MPG123_VOL_DOWN_KEY: mpg123_volume_change(fr, -0.02); break; case MPG123_PITCH_UP_KEY: case MPG123_PITCH_BUP_KEY: case MPG123_PITCH_DOWN_KEY: case MPG123_PITCH_BDOWN_KEY: case MPG123_PITCH_ZERO_KEY: { double new_pitch = param.pitch; switch(val) /* Not tolower here! */ { case MPG123_PITCH_UP_KEY: new_pitch += MPG123_PITCH_VAL; break; case MPG123_PITCH_BUP_KEY: new_pitch += MPG123_PITCH_BVAL; break; case MPG123_PITCH_DOWN_KEY: new_pitch -= MPG123_PITCH_VAL; break; case MPG123_PITCH_BDOWN_KEY: new_pitch -= MPG123_PITCH_BVAL; break; case MPG123_PITCH_ZERO_KEY: new_pitch = 0.0; break; } set_pitch(fr, ao, new_pitch); fprintf(stderr, "New pitch: %f\n", param.pitch); } break; case MPG123_VERBOSE_KEY: param.verbose++; if(param.verbose > VERBOSE_MAX) { param.verbose = 0; clear_stat(); } mpg123_param(fr, MPG123_VERBOSE, param.verbose, 0); break; case MPG123_RVA_KEY: if(++param.rva > MPG123_RVA_MAX) param.rva = 0; mpg123_param(fr, MPG123_RVA, param.rva, 0); mpg123_volume_change(fr, 0.); break; case MPG123_PREV_KEY: if(!param.usebuffer) ao->flush(ao); else buffer_resync(); /* was: plain_buffer_resync */ prev_track(); break; case MPG123_PLAYLIST_KEY: fprintf(stderr, "%s\nPlaylist (\">\" indicates current track):\n", param.verbose ? "\n" : ""); print_playlist(stderr, 1); fprintf(stderr, "\n"); break; case MPG123_TAG_KEY: fprintf(stderr, "%s\n", param.verbose ? "\n" : ""); print_id3_tag(fr, param.long_id3, stderr); fprintf(stderr, "\n"); break; case MPG123_MPEG_KEY: if(param.verbose) print_stat(fr,0,0); /* Make sure that we are talking about the correct frame. */ fprintf(stderr, "\n"); print_header(fr); fprintf(stderr, "\n"); break; case MPG123_HELP_KEY: { /* This is more than the one-liner before, but it's less spaghetti. */ int i; fprintf(stderr,"\n\n -= terminal control keys =-\n"); for(i=0; i<(sizeof(term_help)/sizeof(struct keydef)); ++i) { if(term_help[i].key2) fprintf(stderr, "[%c] or [%c]", term_help[i].key, term_help[i].key2); else fprintf(stderr, "[%c]", term_help[i].key); fprintf(stderr, "\t%s\n", term_help[i].desc); } fprintf(stderr, "\n"); } break; case MPG123_FRAME_INDEX_KEY: case MPG123_VARIOUS_INFO_KEY: if(param.verbose) fprintf(stderr, "\n"); switch(val) /* because of tolower() ... */ { case MPG123_FRAME_INDEX_KEY: print_index(fr); { long accurate; if(mpg123_getstate(fr, MPG123_ACCURATE, &accurate, NULL) == MPG123_OK) fprintf(stderr, "Accurate position: %s\n", (accurate == 0 ? "no" : "yes")); else error1("Unable to get state: %s", mpg123_strerror(fr)); } break; case MPG123_VARIOUS_INFO_KEY: { const char* curdec = mpg123_current_decoder(fr); if(curdec == NULL) fprintf(stderr, "Cannot get decoder info!\n"); else fprintf(stderr, "Active decoder: %s\n", curdec); } } break; default: ; } } } }
void note(int p_note, int duration) { uc_led_all_off(); if(p_note == 0x00){ /*B3 - 246.94 Hz*/ Note.pre = 0x01; Note.scale = 0xA2; Note.period = 0xFA; Note.duty = 0xC8; Note.led = 1; } else if (p_note == 0x01){ /*C4 - 261.63*/ Note.pre = 2; Note.scale = 149; Note.period = 255; Note.duty = 204; Note.led = 2; } else if (p_note == 0x02){ /*C#4 - 277.18*/ Note.pre = 0x01; Note.scale = 0xCD; Note.period = 0xB0; Note.duty = 0x84; Note.led = 3; } else if (p_note == 0x03){ /*D4 - 293.66*/ Note.pre = 0x01; Note.scale = 0xC6; Note.period = 0xAC; Note.duty = 0x81; Note.led = 4; } else if (p_note == 0x04){ /*D#4 - 311.13*/ Note.pre = 0x01; Note.scale = 0xCE; Note.period = 0x9C; Note.duty = 0x75; Note.led = 1; } else if (p_note == 0x05){ /*E4 - 329.63*/ Note.pre = 0x01; Note.scale = 0xED; Note.period = 0x80; Note.duty = 0x60; Note.led = 2; } else if (p_note == 0x06){ /*F4 - 349.23*/ Note.pre = 0x00; Note.scale = 0xE6; Note.period = 0xF9; Note.duty = 0xBB; Note.led = 3; } else if (p_note == 0x07){ /*F#4 - 369.99*/ Note.pre = 0x00; Note.scale = 0xE8; Note.period = 0xE9; Note.duty = 0xAF; Note.led = 4; } else if (p_note == 0x08){ /*G4 - 392.00*/ Note.pre = 0x00; Note.scale = 0xEA; Note.period = 0xDA; Note.duty = 0xA4; Note.led = 1; } else if (p_note == 0x09){ /*G#4 - 415.30*/ Note.pre = 0x00; Note.scale = 0xF2; Note.period = 0xC7; Note.duty = 0x95; Note.led = 2; } else if (p_note == 0x0A){ /*A4 - 440 Hz*/ Note.pre = 0x00; Note.scale = 0xF3; Note.period = 0xBB; Note.duty = 0x8C; Note.led = 3; } else if (p_note == 0x0B){ /*A#4 - 466.16*/ Note.pre = 0x00; Note.scale = 0xBD; Note.period = 0xE3; Note.duty = 0xAA; Note.led = 4; } else if (p_note == 0x0C){ /*B3 - 246.94 Hz*/ Note.pre = 0x00; Note.scale = 0xA2; Note.period = 0xFA; Note.duty = 0xC8; Note.led = 1; } else if (p_note == 0x0D){ /*C5 - 523.25*/ Note.pre = 0x00; Note.scale = 0xF5; Note.period = 0x9C; Note.duty = 0x75; Note.led = 1; } else{ //pause Note.pre = 0x00; Note.scale = 0x0; Note.period = 0x0; Note.duty = 0x0; Note.led = 4; } set_pitch(Note.pre, Note.scale, Note.period, Note.duty); set_note_length(duration); uc_led_on(Note.led); }
int control_generic (mpg123_handle *fr) { struct timeval tv; fd_set fds; int n; /* ThOr */ char alive = 1; char silent = 0; /* responses to stderr for frontends needing audio data from stdout */ if (param.remote_err) outstream = stderr; else outstream = stdout; #ifndef WIN32 setlinebuf(outstream); #else /* perhaps just use setvbuf as it's C89 */ /* fprintf(outstream, "You are on Win32 and want to use the control interface... tough luck: We need a replacement for select on STDIN first.\n"); return 0; setvbuf(outstream, (char*)NULL, _IOLBF, 0); */ #endif /* the command behaviour is different, so is the ID */ /* now also with version for command availability */ fprintf(outstream, "@R MPG123 (ThOr) v8\n"); #ifdef FIFO if(param.fifo) { if(param.fifo[0] == 0) { error("You wanted an empty FIFO name??"); return 1; } #ifndef WANT_WIN32_FIFO unlink(param.fifo); if(mkfifo(param.fifo, 0666) == -1) { error2("Failed to create FIFO at %s (%s)", param.fifo, strerror(errno)); return 1; } debug("going to open named pipe ... blocking until someone gives command"); #endif /* WANT_WIN32_FIFO */ #ifdef WANT_WIN32_FIFO control_file = win32_fifo_mkfifo(param.fifo); #else control_file = open(param.fifo,O_RDONLY); #endif /* WANT_WIN32_FIFO */ debug("opened"); } #endif while (alive) { tv.tv_sec = 0; tv.tv_usec = 0; FD_ZERO(&fds); FD_SET(control_file, &fds); /* play frame if no command needs to be processed */ if (mode == MODE_PLAYING) { #ifdef WANT_WIN32_FIFO n = win32_fifo_read_peek(&tv); #else n = select(32, &fds, NULL, NULL, &tv); #endif if (n == 0) { if (!play_frame()) { /* When the track ended, user may want to keep it open (to seek back), so there is a decision between stopping and pausing at the end. */ if(param.keep_open) { mode = MODE_PAUSED; /* Hm, buffer should be stopped already, shouldn't it? */ if(param.usebuffer) out123_pause(ao); generic_sendmsg("P 1"); } else { mode = MODE_STOPPED; close_track(); generic_sendmsg("P 0"); } continue; } if (init) { print_remote_header(fr); init = 0; } if(silent == 0) { generic_sendstat(fr); if(mpg123_meta_check(fr) & MPG123_NEW_ICY) { char *meta; if(mpg123_icy(fr, &meta) == MPG123_OK) generic_sendmsg("I ICY-META: %s", meta != NULL ? meta : "<nil>"); } } } } else { /* wait for command */ while (1) { #ifdef WANT_WIN32_FIFO n = win32_fifo_read_peek(NULL); #else n = select(32, &fds, NULL, NULL, NULL); #endif if (n > 0) break; } } /* on error */ if (n < 0) { fprintf(stderr, "Error waiting for command: %s\n", strerror(errno)); return 1; } /* read & process commands */ if (n > 0) { short int len = 1; /* length of buffer */ char *cmd, *arg; /* variables for parsing, */ char *comstr = NULL; /* gcc thinks that this could be used uninitialited... */ char buf[REMOTE_BUFFER_SIZE]; short int counter; char *next_comstr = buf; /* have it initialized for first command */ /* read as much as possible, maybe multiple commands */ /* When there is nothing to read (EOF) or even an error, it is the end */ #ifdef WANT_WIN32_FIFO len = win32_fifo_read(buf,REMOTE_BUFFER_SIZE); #else len = read(control_file, buf, REMOTE_BUFFER_SIZE); #endif if(len < 1) { #ifdef FIFO if(len == 0 && param.fifo) { debug("fifo ended... reopening"); #ifdef WANT_WIN32_FIFO win32_fifo_mkfifo(param.fifo); #else close(control_file); control_file = open(param.fifo,O_RDONLY|O_NONBLOCK); #endif if(control_file < 0) { error1("open of fifo failed... %s", strerror(errno)); break; } continue; } #endif if(len < 0) error1("command read error: %s", strerror(errno)); break; } debug1("read %i bytes of commands", len); /* one command on a line - separation by \n -> C strings in a row */ for(counter = 0; counter < len; ++counter) { /* line end is command end */ if( (buf[counter] == '\n') || (buf[counter] == '\r') ) { debug1("line end at counter=%i", counter); buf[counter] = 0; /* now it's a properly ending C string */ comstr = next_comstr; /* skip the additional line ender of \r\n or \n\r */ if( (counter < (len - 1)) && ((buf[counter+1] == '\n') || (buf[counter+1] == '\r')) ) buf[++counter] = 0; /* next "real" char is first of next command */ next_comstr = buf + counter+1; /* directly process the command now */ debug1("interpreting command: %s", comstr); if(strlen(comstr) == 0) continue; /* PAUSE */ if (!strcasecmp(comstr, "P") || !strcasecmp(comstr, "PAUSE")) { if(mode != MODE_STOPPED) { if (mode == MODE_PLAYING) { mode = MODE_PAUSED; out123_pause(ao); generic_sendmsg("P 1"); } else { mode = MODE_PLAYING; out123_continue(ao); generic_sendmsg("P 2"); } } else generic_sendmsg("P 0"); continue; } /* STOP */ if (!strcasecmp(comstr, "S") || !strcasecmp(comstr, "STOP")) { if (mode != MODE_STOPPED) { /* Do we want to drop here? */ out123_drop(ao); out123_stop(ao); close_track(); mode = MODE_STOPPED; generic_sendmsg("P 0"); } else generic_sendmsg("P 0"); continue; } /* SILENCE */ if(!strcasecmp(comstr, "SILENCE")) { silent = 1; generic_sendmsg("silence"); continue; } if(!strcasecmp(comstr, "T") || !strcasecmp(comstr, "TAG")) { generic_sendalltag(fr); continue; } if(!strcasecmp(comstr, "SCAN")) { if(mode != MODE_STOPPED) { if(mpg123_scan(fr) == MPG123_OK) generic_sendmsg("SCAN done"); else generic_sendmsg("E %s", mpg123_strerror(fr)); } else generic_sendmsg("E No track loaded!"); continue; } if(!strcasecmp(comstr, "SAMPLE")) { off_t pos = mpg123_tell(fr); off_t len = mpg123_length(fr); /* I need to have portable printf specifiers that do not truncate the type... more autoconf... */ if(len < 0) generic_sendmsg("E %s", mpg123_strerror(fr)); else generic_sendmsg("SAMPLE %li %li", (long)pos, (long)len); continue; } if(!strcasecmp(comstr, "FORMAT")) { long rate; int ch; int ret = mpg123_getformat(fr, &rate, &ch, NULL); /* I need to have portable printf specifiers that do not truncate the type... more autoconf... */ if(ret < 0) generic_sendmsg("E %s", mpg123_strerror(fr)); else generic_sendmsg("FORMAT %li %i", rate, ch); continue; } if(!strcasecmp(comstr, "SHOWEQ")) { int i; generic_sendmsg("SHOWEQ {"); for(i=0; i<32; ++i) { generic_sendmsg("SHOWEQ %i : %i : %f", MPG123_LEFT, i, mpg123_geteq(fr, MPG123_LEFT, i)); generic_sendmsg("SHOWEQ %i : %i : %f", MPG123_RIGHT, i, mpg123_geteq(fr, MPG123_RIGHT, i)); } generic_sendmsg("SHOWEQ }"); continue; } if(!strcasecmp(comstr, "STATE")) { long val; generic_sendmsg("STATE {"); /* Get some state information bits and display them. */ if(mpg123_getstate(fr, MPG123_ACCURATE, &val, NULL) == MPG123_OK) generic_sendmsg("STATE accurate %li", val); generic_sendmsg("STATE }"); continue; } /* QUIT */ if (!strcasecmp(comstr, "Q") || !strcasecmp(comstr, "QUIT")) { alive = FALSE; continue; } /* some HELP */ if (!strcasecmp(comstr, "H") || !strcasecmp(comstr, "HELP")) { generic_sendmsg("H {"); generic_sendmsg("H HELP/H: command listing (LONG/SHORT forms), command case insensitve"); generic_sendmsg("H LOAD/L <trackname>: load and start playing resource <trackname>"); generic_sendmsg("H LOADPAUSED/LP <trackname>: load but do not start playing resource <trackname>"); generic_sendmsg("H LOADLIST/LL <entry> <url>: load a playlist from given <url>, and display its entries, optionally load and play one of these specificed by the integer <entry> (<0: just list, 0: play last track, >0:play track with that position in list)"); generic_sendmsg("H PAUSE/P: pause playback"); generic_sendmsg("H STOP/S: stop playback (closes file)"); generic_sendmsg("H JUMP/J <frame>|<+offset>|<-offset>|<[+|-]seconds>s: jump to mpeg frame <frame> or change position by offset, same in seconds if number followed by \"s\""); generic_sendmsg("H VOLUME/V <percent>: set volume in % (0..100...); float value"); generic_sendmsg("H RVA off|(mix|radio)|(album|audiophile): set rva mode"); generic_sendmsg("H EQ/E <channel> <band> <value>: set equalizer value for frequency band 0 to 31 on channel %i (left) or %i (right) or %i (both)", MPG123_LEFT, MPG123_RIGHT, MPG123_LR); generic_sendmsg("H EQFILE <filename>: load EQ settings from a file"); generic_sendmsg("H SHOWEQ: show all equalizer settings (as <channel> <band> <value> lines in a SHOWEQ block (like TAG))"); generic_sendmsg("H SEEK/K <sample>|<+offset>|<-offset>: jump to output sample position <samples> or change position by offset"); generic_sendmsg("H SCAN: scan through the file, building seek index"); generic_sendmsg("H SAMPLE: print out the sample position and total number of samples"); generic_sendmsg("H FORMAT: print out sampling rate in Hz and channel count"); generic_sendmsg("H SEQ <bass> <mid> <treble>: simple eq setting..."); generic_sendmsg("H PITCH <[+|-]value>: adjust playback speed (+0.01 is 1 %% faster)"); generic_sendmsg("H SILENCE: be silent during playback (meaning silence in text form)"); generic_sendmsg("H STATE: Print auxiliary state info in several lines (just try it to see what info is there)."); generic_sendmsg("H TAG/T: Print all available (ID3) tag info, for ID3v2 that gives output of all collected text fields, using the ID3v2.3/4 4-character names. NOTE: ID3v2 data will be deleted on non-forward seeks."); generic_sendmsg("H The output is multiple lines, begin marked by \"@T {\", end by \"@T }\"."); generic_sendmsg("H ID3v1 data is like in the @I info lines (see below), just with \"@T\" in front."); generic_sendmsg("H An ID3v2 data field is introduced via ([ ... ] means optional):"); generic_sendmsg("H @T ID3v2.<NAME>[ [lang(<LANG>)] desc(<description>)]:"); generic_sendmsg("H The lines of data follow with \"=\" prefixed:"); generic_sendmsg("H @T =<one line of content in UTF-8 encoding>"); generic_sendmsg("H meaning of the @S stream info:"); generic_sendmsg("H %s", remote_header_help); generic_sendmsg("H The @I lines after loading a track give some ID3 info, the format:"); generic_sendmsg("H @I ID3:artist album year comment genretext"); generic_sendmsg("H where artist,album and comment are exactly 30 characters each, year is 4 characters, genre text unspecified."); generic_sendmsg("H You will encounter \"@I ID3.genre:<number>\" and \"@I ID3.track:<number>\"."); generic_sendmsg("H Then, there is an excerpt of ID3v2 info in the structure"); generic_sendmsg("H @I ID3v2.title:Blabla bla Bla"); generic_sendmsg("H for every line of the \"title\" data field. Likewise for other fields (author, album, etc)."); generic_sendmsg("H }"); continue; } /* commands with arguments */ cmd = NULL; arg = NULL; cmd = strtok(comstr," \t"); /* get the main command */ arg = strtok(NULL,""); /* get the args */ if (cmd && strlen(cmd) && arg && strlen(arg)) { #ifndef NO_EQUALIZER /* Simple EQ: SEQ <BASS> <MID> <TREBLE> */ if (!strcasecmp(cmd, "SEQ")) { double b,m,t; int cn; if(sscanf(arg, "%lf %lf %lf", &b, &m, &t) == 3) { /* Consider adding mpg123_seq()... but also, on could define a nicer courve for that. */ if ((t >= 0) && (t <= 3)) for(cn=0; cn < 1; ++cn) mpg123_eq(fr, MPG123_LEFT|MPG123_RIGHT, cn, b); if ((m >= 0) && (m <= 3)) for(cn=1; cn < 2; ++cn) mpg123_eq(fr, MPG123_LEFT|MPG123_RIGHT, cn, m); if ((b >= 0) && (b <= 3)) for(cn=2; cn < 32; ++cn) mpg123_eq(fr, MPG123_LEFT|MPG123_RIGHT, cn, t); generic_sendmsg("bass: %f mid: %f treble: %f", b, m, t); } else generic_sendmsg("E invalid arguments for SEQ: %s", arg); continue; } /* Equalizer control :) (JMG) */ if (!strcasecmp(cmd, "E") || !strcasecmp(cmd, "EQ")) { double e; /* ThOr: equalizer is of type real... whatever that is */ int c, v; /*generic_sendmsg("%s",updown);*/ if(sscanf(arg, "%i %i %lf", &c, &v, &e) == 3) { if(mpg123_eq(fr, c, v, e) == MPG123_OK) generic_sendmsg("%i : %i : %f", c, v, e); else generic_sendmsg("E failed to set eq: %s", mpg123_strerror(fr)); } else generic_sendmsg("E invalid arguments for EQ: %s", arg); continue; } if(!strcasecmp(cmd, "EQFILE")) { equalfile = arg; if(load_equalizer(fr) == 0) generic_sendmsg("EQFILE done"); else generic_sendmsg("E failed to parse given eq file"); continue; } #endif /* SEEK to a sample offset */ if(!strcasecmp(cmd, "K") || !strcasecmp(cmd, "SEEK")) { off_t soff; off_t oldpos; off_t newpos; char *spos = arg; int whence = SEEK_SET; if(mode == MODE_STOPPED) { generic_sendmsg("E No track loaded!"); continue; } oldpos = mpg123_tell(fr); soff = (off_t) atobigint(spos); if(spos[0] == '-' || spos[0] == '+') whence = SEEK_CUR; if(0 > (soff = mpg123_seek(fr, soff, whence))) { generic_sendmsg("E Error while seeking: %s", mpg123_strerror(fr)); mpg123_seek(fr, 0, SEEK_SET); } out123_drop(ao); newpos = mpg123_tell(fr); if(newpos <= oldpos) mpg123_meta_free(fr); generic_sendmsg("K %"OFF_P, (off_p)newpos); continue; } /* JUMP */ if (!strcasecmp(cmd, "J") || !strcasecmp(cmd, "JUMP")) { char *spos; off_t offset; off_t oldpos; double secs; spos = arg; if(mode == MODE_STOPPED) { generic_sendmsg("E No track loaded!"); continue; } oldpos = framenum; if(spos[strlen(spos)-1] == 's' && sscanf(arg, "%lf", &secs) == 1) offset = mpg123_timeframe(fr, secs); else offset = atol(spos); /* totally replaced that stuff - it never fully worked a bit usure about why +pos -> spos+1 earlier... */ if (spos[0] == '-' || spos[0] == '+') offset += framenum; if(0 > (framenum = mpg123_seek_frame(fr, offset, SEEK_SET))) { generic_sendmsg("E Error while seeking"); mpg123_seek_frame(fr, 0, SEEK_SET); } out123_drop(ao); if(framenum <= oldpos) mpg123_meta_free(fr); generic_sendmsg("J %d", framenum); continue; } /* VOLUME in percent */ if(!strcasecmp(cmd, "V") || !strcasecmp(cmd, "VOLUME")) { double v; mpg123_volume(fr, atof(arg)/100); mpg123_getvolume(fr, &v, NULL, NULL); /* Necessary? */ generic_sendmsg("V %f%%", v * 100); continue; } /* PITCH (playback speed) in percent */ if(!strcasecmp(cmd, "PITCH")) { double p; if(sscanf(arg, "%lf", &p) == 1) { set_pitch(fr, ao, p); generic_sendmsg("PITCH %f", param.pitch); } else generic_sendmsg("E invalid arguments for PITCH: %s", arg); continue; } /* RVA mode */ if(!strcasecmp(cmd, "RVA")) { if(!strcasecmp(arg, "off")) param.rva = MPG123_RVA_OFF; else if(!strcasecmp(arg, "mix") || !strcasecmp(arg, "radio")) param.rva = MPG123_RVA_MIX; else if(!strcasecmp(arg, "album") || !strcasecmp(arg, "audiophile")) param.rva = MPG123_RVA_ALBUM; mpg123_volume_change(fr, 0.); generic_sendmsg("RVA %s", rva_name[param.rva]); continue; } /* LOAD - actually play */ if (!strcasecmp(cmd, "L") || !strcasecmp(cmd, "LOAD")) { generic_load(fr, arg, MODE_PLAYING); continue; } if (!strcasecmp(cmd, "LL") || !strcasecmp(cmd, "LOADLIST")) { generic_loadlist(fr, arg); continue; } /* LOADPAUSED */ if (!strcasecmp(cmd, "LP") || !strcasecmp(cmd, "LOADPAUSED")) { generic_load(fr, arg, MODE_PAUSED); continue; } /* no command matched */ generic_sendmsg("E Unknown command: %s", cmd); /* unknown command */ } /* end commands with arguments */ else generic_sendmsg("E Unknown command or no arguments: %s", comstr); /* unknown command */ } /* end of single command processing */ } /* end of scanning the command buffer */ /* when last command had no \n... should I discard it? Ideally, I should remember the part and wait for next read() to get the rest up to a \n. But that can go to infinity. Too long commands too quickly are just bad. Cannot/Won't change that. So, discard the unfinished command and have fingers crossed that the rest of this unfinished one qualifies as "unknown". */ if(buf[len-1] != 0) { char lasti = buf[len-1]; buf[len-1] = 0; generic_sendmsg("E Unfinished command: %s%c", comstr, lasti); } } /* end command reading & processing */ } /* end main (alive) loop */ debug("going to end"); /* quit gracefully */ debug("closing control"); #ifdef FIFO #if WANT_WIN32_FIFO win32_fifo_close(); #else close(control_file); /* be it FIFO or STDIN */ if(param.fifo) unlink(param.fifo); #endif /* WANT_WIN32_FIFO */ #endif debug("control_generic returning"); return 0; }