Mercurial > hg > xemacs-beta
annotate src/esd.c @ 5533:11da5b828d10
shell-command and shell-command-on-region API compliant with FSF 23.3.1
| author | Mats Lidell <mats.lidell@cag.se> |
|---|---|
| date | Sun, 31 Jul 2011 01:29:09 +0200 |
| parents | 90dcf2376909 |
| children |
| rev | line source |
|---|---|
| 398 | 1 /* esd.c - play a sound over ESD |
| 2 | |
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90dcf2376909
Last minute notice fixups.
Stephen J. Turnbull <stephen@xemacs.org>
parents:
5402
diff
changeset
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3 Copyright 1999 Robert Bihlmeyer <robbe@orcus.priv.at> |
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90dcf2376909
Last minute notice fixups.
Stephen J. Turnbull <stephen@xemacs.org>
parents:
5402
diff
changeset
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4 |
| 398 | 5 This file is part of XEmacs. |
| 6 | |
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5402
308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
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changeset
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7 XEmacs is free software: you can redistribute it and/or modify it |
| 398 | 8 under the terms of the GNU General Public License as published by the |
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5402
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Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
2367
diff
changeset
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9 Free Software Foundation, either version 3 of the License, or (at your |
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308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
2367
diff
changeset
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10 option) any later version. |
| 398 | 11 |
| 12 XEmacs is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
|
5402
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Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
2367
diff
changeset
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18 along with XEmacs. If not, see <http://www.gnu.org/licenses/>. */ |
| 398 | 19 |
| 20 /* Synched up with: Not in FSF. */ | |
| 21 | |
| 563 | 22 /* This file Mule-ized by Ben Wing, 5-15-01. */ |
| 23 | |
| 398 | 24 #include <config.h> |
| 563 | 25 #include "lisp.h" |
| 398 | 26 |
| 27 #include "miscplay.h" | |
| 563 | 28 #include "sound.h" |
| 29 | |
| 30 #include "sysfile.h" | |
| 398 | 31 |
| 32 #include <esd.h> | |
| 33 | |
| 34 | |
| 35 /* the name given to ESD - I think this should identify ourselves */ | |
| 36 #define ESD_NAME "xemacs" | |
| 37 | |
| 563 | 38 int esd_play_sound_file (Extbyte *file, int vol); |
| 609 | 39 int |
| 2286 | 40 esd_play_sound_file (Extbyte *file, int UNUSED (vol)) |
| 398 | 41 { /* #### FIXME: vol is ignored */ |
| 42 return esd_play_file(ESD_NAME, file, 0); | |
| 43 } | |
| 44 | |
| 2367 | 45 int esd_play_sound_data (Binbyte *data, size_t length, int vol); |
| 609 | 46 int |
| 2367 | 47 esd_play_sound_data (Binbyte *data, size_t length, int UNUSED (vol)) |
| 398 | 48 { /* #### FIXME: vol is ignored */ |
| 49 size_t (*parsesndfile)(void **dayta,size_t *sz,void **outbuf); | |
| 50 size_t (*sndcnv)(void **dayta,size_t *sz,void **); | |
| 51 fmtType ffmt; | |
| 52 int fmt,speed,tracks; | |
| 53 unsigned char *pptr,*optr,*cptr,*sptr; | |
| 1261 | 54 Bytecount wrtn, crtn; |
| 398 | 55 size_t prtn; |
| 56 int flags, sock; | |
| 57 | |
| 58 /* analyze_format needs at least this many bytes to work with */ | |
| 59 if (length < HEADERSZ) | |
| 60 return 0; | |
| 61 | |
| 62 ffmt = analyze_format(data,&fmt,&speed,&tracks,&parsesndfile); | |
| 63 | |
| 64 if (ffmt != fmtRaw && ffmt != fmtSunAudio && ffmt != fmtWave) { | |
| 564 | 65 sound_warn("Unsupported file format (neither RAW, nor Sun/DECAudio, nor WAVE)"); |
| 398 | 66 return 0; |
| 67 } | |
| 68 | |
| 69 /* convert header information into ESD flags */ | |
| 70 flags = ESD_STREAM|ESD_PLAY; | |
| 71 sndcnv = sndcnvnop; | |
| 72 switch (fmt) | |
| 73 { | |
| 74 case AFMT_MU_LAW: | |
| 75 sndcnv = sndcnvULaw_2linear; | |
| 76 flags |= ESD_BITS8; | |
| 77 break; | |
| 78 case AFMT_S8: | |
| 79 sndcnv = sndcnv2unsigned; /* ESD needs unsigned bytes */ | |
| 80 case AFMT_U8: | |
| 81 flags |= ESD_BITS8; | |
| 82 break; | |
| 83 case AFMT_S16_BE: | |
| 84 sndcnv = sndcnv16swap; /* ESD wants little endian */ | |
| 85 case AFMT_S16_LE: | |
| 86 flags |= ESD_BITS16; | |
| 87 break; | |
| 88 default: | |
| 564 | 89 { |
| 90 Extbyte warn_buf[255]; | |
| 91 sprintf (warn_buf, "byte format %d unimplemented", fmt); | |
| 92 sound_warn (warn_buf); | |
| 93 return 0; | |
| 94 } | |
| 398 | 95 } |
| 96 switch (tracks) | |
| 97 { | |
| 98 case 1: flags |= ESD_MONO; break; | |
| 99 case 2: flags |= ESD_STEREO; break; | |
| 100 default: | |
| 564 | 101 { |
| 102 Extbyte warn_buf[255]; | |
| 103 sprintf (warn_buf, "%d channels - only 1 or 2 supported", tracks); | |
| 104 sound_warn (warn_buf); | |
| 105 return 0; | |
| 106 } | |
| 398 | 107 } |
| 108 | |
| 109 sock = esd_play_stream(flags, speed, NULL, "xemacs"); | |
| 110 if (sock < 0) | |
| 111 return 0; | |
| 112 | |
| 113 reset_parsestate(); | |
| 114 | |
| 115 for (pptr = data; (prtn = parsesndfile((void **)&pptr,&length, | |
| 116 (void **)&optr)) > 0; ) | |
| 117 for (cptr = optr; (crtn = sndcnv((void **)&cptr,&prtn, | |
| 1261 | 118 (void **)&sptr)) > 0; ) |
| 119 { | |
| 120 if ((wrtn = write(sock,sptr,crtn)) < 0) | |
| 121 { | |
| 122 sound_perror ("write error"); | |
| 123 goto END_OF_PLAY; | |
| 124 } | |
| 125 if (wrtn != crtn) | |
| 126 { | |
| 127 Extbyte warn_buf[255]; | |
| 128 sprintf (warn_buf, "only wrote %ld of %ld bytes", wrtn, crtn); | |
| 129 sound_warn (warn_buf); | |
| 130 goto END_OF_PLAY; | |
| 131 } | |
| 398 | 132 } |
| 133 | |
| 134 if (ffmt == fmtWave) | |
| 135 parse_wave_complete(); | |
| 136 | |
| 137 END_OF_PLAY: | |
| 138 /* Now cleanup all used resources */ | |
| 139 | |
| 140 close(sock); | |
| 141 return 1; | |
| 142 } |