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1 /* Sound in windows nt XEmacs.
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2 Copyright (C) 1998 Andy Piper.
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3
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4 This file is part of XEmacs.
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5
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6 XEmacs is free software; you can redistribute it and/or modify it
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7 under the terms of the GNU General Public License as published by the
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8 Free Software Foundation; either version 2, or (at your option) any
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9 later version.
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10
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11 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with XEmacs; see the file COPYING. If not, write to the Free
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18 Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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19 02111-1307, USA.*/
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20
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21 #include <config.h>
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22 #include "lisp.h"
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23
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442
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24 #include "sysfile.h"
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25 #include "nt.h"
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26 #include "nativesound.h"
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27
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28 static int play_sound_data_1 (unsigned char *data, int length,
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29 int volume, int convert);
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30
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31 void play_sound_file (char *sound_file, int volume)
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32 {
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33 DWORD flags = SND_ASYNC | SND_NODEFAULT | SND_FILENAME;
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34 OFSTRUCT ofs;
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35 Lisp_Object fname = Ffile_name_nondirectory (build_string (sound_file));
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36
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37 CHECK_STRING (fname);
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38 if (OpenFile (XSTRING_DATA (fname), &ofs, OF_EXIST) < 0)
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39 {
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40 /* file isn't in the path so read it as data */
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41 int size;
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42 unsigned char* data;
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43 int ofd = open (sound_file, O_RDONLY | OPEN_BINARY, 0);
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44
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45 if (ofd <0)
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46 return;
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47
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48 size = lseek (ofd, 0, SEEK_END);
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49 data = (unsigned char *)xmalloc (size);
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50 lseek (ofd, 0, SEEK_SET);
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51
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52 if (!data)
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53 {
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54 close (ofd);
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55 return;
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56 }
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57
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58 if (read (ofd, data, size) != size)
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59 {
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60 close (ofd);
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61 xfree (data);
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62 return;
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63 }
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64 close (ofd);
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65
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66 play_sound_data_1 (data, size, 100, FALSE);
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67 }
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68 else
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69 PlaySound (XSTRING_DATA (fname), NULL, flags);
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70 }
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71
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72 /* mswindows can't cope with playing a sound from alloca space so we
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73 have to convert if necessary */
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74 static int play_sound_data_1 (unsigned char *data, int length, int volume,
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75 int convert_to_malloc)
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76 {
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77 DWORD flags = SND_ASYNC | SND_MEMORY | SND_NODEFAULT;
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78 static unsigned char* sound_data=0;
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79 if (sound_data)
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80 {
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81 PlaySound (NULL, NULL, flags);
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82 xfree (sound_data);
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83 sound_data=0;
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84 }
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85
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86 if (convert_to_malloc)
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87 {
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88 sound_data = (unsigned char *)xmalloc (length);
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89 memcpy (sound_data, data, length);
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90 }
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91 else
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92 sound_data = data;
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93
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94 PlaySound(sound_data, NULL, flags);
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95
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442
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96 /* #### Error handling? */
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97 return 1;
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98 }
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99
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442
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100 int play_sound_data (unsigned char *data, int length, int volume)
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101 {
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102 return play_sound_data_1 (data, length, volume, TRUE);
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103 }
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