FreeCalypso > hg > freecalypso-tools
annotate rvinterf/asyncshell/tchrec.c @ 519:f9d2ce6591b7
target-utils: default mygetchar() added to libcommon
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 02 Jun 2019 23:59:12 +0000 |
parents | 971906d7763d |
children | 8171c5c0d804 |
rev | line source |
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1 /* |
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2 * TCH downlink recording functionality |
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3 */ |
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4 |
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5 #include <sys/types.h> |
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6 #include <stdio.h> |
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7 #include <string.h> |
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8 #include <strings.h> |
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9 #include <stdlib.h> |
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10 #include "pktmux.h" |
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11 #include "tch_feature.h" |
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12 |
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13 extern u_char rvi_msg[]; |
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14 extern int rvi_msg_len; |
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15 |
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16 static FILE *record_file; |
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17 static u_long frame_count; |
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18 |
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19 void |
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20 tch_dlbits_handler() |
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21 { |
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22 u_char *ptr; |
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23 int i; |
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24 |
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25 if (!record_file) |
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26 return; |
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27 /* DSP status words */ |
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28 ptr = rvi_msg + 3; |
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29 for (i = 0; i < 3; i++) { |
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30 fprintf(record_file, "%02X%02X ", ptr[0], ptr[1]); |
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31 ptr += 2; |
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32 } |
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33 /* frame bits */ |
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34 for (i = 0; i < 33; i++) { |
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35 fprintf(record_file, "%02X", *ptr); |
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36 ptr++; |
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37 } |
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38 putc('\n', record_file); |
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39 frame_count++; |
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40 } |
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41 |
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42 static void |
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43 cmd_tch_record_start(filename) |
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44 char *filename; |
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45 { |
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46 if (record_file) { |
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47 printf("error: tch record session already in progress\n"); |
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48 return; |
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49 } |
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50 record_file = fopen(filename, "w"); |
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51 if (!record_file) { |
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52 perror(filename); |
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53 return; |
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54 } |
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55 printf("Starting TCH DL recording\n"); |
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56 tch_rx_control(1); |
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57 send_tch_config_req(1); |
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58 frame_count = 0; |
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59 } |
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60 |
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61 static void |
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62 cmd_tch_record_stop() |
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63 { |
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64 if (!record_file) { |
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65 printf("error: no tch record session in progress\n"); |
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66 return; |
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67 } |
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68 fclose(record_file); |
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69 record_file = 0; |
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70 printf("TCH DL recording stopped, captured %lu speech frames\n", |
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71 frame_count); |
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72 send_tch_config_req(0); |
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73 } |
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74 |
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75 void |
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76 cmd_tch_record(argc, argv) |
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77 char **argv; |
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78 { |
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79 if (argc < 2) { |
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80 printf("error: too few arguments\n"); |
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81 return; |
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82 } |
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83 if (strcmp(argv[1], "stop")) |
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84 cmd_tch_record_start(argv[1]); |
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85 else |
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86 cmd_tch_record_stop(); |
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87 } |
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88 |
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89 void |
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90 show_tch_record_status() |
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91 { |
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92 printf("TCH DL recording: %s\n", |
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93 record_file ? "RUNNING" : "not running"); |
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94 } |