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Diffstat (limited to 'doc/examples/SoundRecorder/src/main.c')
-rw-r--r--doc/examples/SoundRecorder/src/main.c296
1 files changed, 0 insertions, 296 deletions
diff --git a/doc/examples/SoundRecorder/src/main.c b/doc/examples/SoundRecorder/src/main.c
deleted file mode 100644
index f1967da6..00000000
--- a/doc/examples/SoundRecorder/src/main.c
+++ /dev/null
@@ -1,296 +0,0 @@
1/* by Luis Figueiredo (stdio@netc.pt)
2 *
3 * file: main.c
4 *
5 * description: Programa main
6 *
7 * date: 16:47,13-47-2002
8 */
9
10
11#include "soundcard.h"
12#include "soundbuffers.h"
13#include "soundmixer.h"
14#include "web_server.h"
15#include <signal.h>
16
17#define ADJUST_VOLUME(s, v) (s = (s*v)/128)
18
19int PORT=80;
20struct sound_buf *SoundBuf;
21
22void outgif() {
23 char *nam;
24 struct sound_buf *sbuf=NULL;
25 char gif[640*40+1];
26 int x=0,y=0;
27 int i,h=20;
28 short d;
29 nam=malloc(strlen(ClientInfo->request)-3);
30 memcpy(nam,ClientInfo->request+1,strlen(ClientInfo->request)-4);
31 nam[strlen(ClientInfo->request)-5]=0;
32 sbuf=sbuf_select(SoundBuf,nam);
33 if(sbuf!=NULL) {
34 if(sbuf->data_i>_SDMAX) {
35 if(gif!=NULL) {
36 memset(gif,0,640*40);
37 for(i=0;i<1280;i++) {
38 x=i/2;
39 //y=(*((unsigned short *)sbuf->data+((i*4)%640))%20)+10;
40 d=((sbuf->data[((i*((sbuf->data_i-1280)/2560))*2)+1]<<8)|sbuf->data[((i*((sbuf->data_i-1280)/2560))*2)]);
41 y=d/(32767/20)+20;
42 //fprintf(stderr,"y=%d\n",y);
43 //gif[x+y*640]=10;
44 if(h>y) {
45 for(h=20;h>y;h--) gif[x+h*640]=10;
46 } else {
47 for(h=20;h<=y;h++) gif[x+h*640]=10;
48 };
49
50 };
51 printf("Cache-control: no-cache\r\n");
52 printf("Content-type: image/gif\r\n\r\n");
53 web_client_gifoutput(gif,640,40,0);
54 };
55 };
56 };
57 free(nam);
58 return;
59};
60void dlbuf() {
61 char *nam;
62 struct sound_buf *sbuf=NULL;
63 nam=malloc(strlen(ClientInfo->request)-3);
64 memcpy(nam,ClientInfo->request+1,strlen(ClientInfo->request)-4);
65 nam[strlen(ClientInfo->request)-5]=0;
66 sbuf=sbuf_select(SoundBuf,nam);
67 printf("Content-type: x-form/application\r\n\r\n");
68 if(sbuf!=NULL) {
69 fwrite(sbuf->data,sbuf->data_i,1,stdout);
70 };
71
72};
73
74void index_html() {
75 struct sound_buf *sbuf=NULL;
76 char *id;
77 char *tmp;
78 int i;
79 unsigned char *soundout=NULL;
80 short src1,src2;
81 int dst_sample;
82 const int max_audioval =((1<<(16-1))-1);
83 const int min_audioval =-(1<<(16-1));
84 int bigger=0;
85
86 printf("Cache-control: no-cache\r\n");
87 printf("Content-type: text/html\r\n\r\n");
88 printf("<HTML>\n");
89 printf("<BODY>\n");
90 printf("<center>Sound Recorder (webgui)</center>\n");
91 if(*ClientInfo->Post("sbufnew")!=0) {
92 if(*ClientInfo->Post("sbufname")!=0) {
93 if(!sbuf_select(SoundBuf,ClientInfo->Post("sbufname"))) {
94 sbuf=sbuf_add(SoundBuf,ClientInfo->Post("sbufname"));
95 if(ClientInfo->MultiPart("sbufdata").size>0) {
96 sbuf->data=malloc(ClientInfo->MultiPart("sbufdata").size);
97 memcpy(sbuf->data,ClientInfo->MultiPart("sbufdata").data,ClientInfo->MultiPart("sbufdata").size);
98 sbuf->data_i=ClientInfo->MultiPart("sbufdata").size;
99 };
100 } else {
101 printf("<FONT color='FF0000'>Sound buffer exists</font>\n");
102 };
103
104 }else {
105 printf("<FONT color='FF0000'>Sound buffer name is empty</font>\n");
106 };
107 };
108 if(*ClientInfo->Post("sbufvol")!=0) {
109 sbuf=SoundBuf->next;
110 while(sbuf!=NULL) {
111 tmp=malloc(strlen(sbuf->id)+5);
112 snprintf(tmp,strlen(sbuf->id)+5,"%s.vol",sbuf->id);
113 sbuf->volume=atoi(ClientInfo->Post(tmp))%129;
114 free(tmp);
115 sbuf=sbuf->next;
116 }
117 };
118 if(*ClientInfo->Post("sbufch")!=0) {
119 sbuf=SoundBuf->next;
120 while(sbuf!=NULL) {
121 tmp=malloc(strlen(sbuf->id)+4);
122 snprintf(tmp,strlen(sbuf->id)+4,"%s.ch",sbuf->id);
123 sbuf->channels=atoi(ClientInfo->Post(tmp))%3;
124 free(tmp);
125 sbuf=sbuf->next;
126 }
127 };
128
129 printf("<form method='POST' enctype='multipart/form-data'>\n");
130
131 printf("Sound Buffer:<BR>\n");
132 printf("Name:<input type=text name='sbufname' size=5 maxlength=10><BR>\n");
133 printf("Data:<input type=file name='sbufdata'><BR>\n");
134 printf("<input type=submit name='sbufnew' value=' New '><BR>\n");
135
136 printf("<table width=100%% cellpadding=2 cellspacing=0 bgcolor='AAAAAA'>\n");
137 printf("<TR><TD colspan=7 align=center><font face='Helvetica' size=6 color='FFFFFF'> Sound Buffers </font></TD></TR>\n");
138 sbuf=SoundBuf->next;
139 i=0;
140 while(sbuf!=NULL) {
141 if(*ClientInfo->Post("sbufprocess")!=0) {
142 if(atoi(ClientInfo->Post(sbuf->id))==5) {
143 sbuf->mode=0;
144 sbuf->play_i=0;
145 if(sbuf->data_i>bigger) {
146 bigger=sbuf->data_i;
147 soundout=realloc(soundout,bigger);
148 };
149 for(i=0;i<sbuf->data_i;i+=4) {
150 // LEFT
151 src1=((sbuf->data[i+1]<<8) | sbuf->data[i]);
152 ADJUST_VOLUME(src1,sbuf->volume);
153 src2=((soundout[i+1]<<8) | soundout[i]);
154 dst_sample=src1+src2;
155 if ( dst_sample > max_audioval ) {
156 dst_sample = max_audioval;
157 } else if ( dst_sample < min_audioval ) {
158 dst_sample = min_audioval;
159 }
160 soundout[i]=dst_sample &0xFF;
161 dst_sample>>=8;
162 soundout[i+1]=dst_sample & 0xFF;
163 // RIGHT
164 src1=((sbuf->data[i+1+2]<<8) | sbuf->data[i+2]);
165 ADJUST_VOLUME(src1,sbuf->volume);
166 if(sbuf->channels==2) {
167 src2=((soundout[i+1+2]<<8) | soundout[i+2]); // join left to right
168 } else {
169 src2=((soundout[i+1]<<8) | soundout[i]); // separate
170 };
171 dst_sample=src1+src2;
172 if ( dst_sample > max_audioval ) {
173 dst_sample = max_audioval;
174 } else if ( dst_sample < min_audioval ) {
175 dst_sample = min_audioval;
176 }
177 soundout[i+2]=dst_sample &0xFF;
178 dst_sample>>=8;
179 soundout[i+2+1]=dst_sample & 0xFF;
180 };
181
182 } else {
183 sbuf->mode=atoi(ClientInfo->Post(sbuf->id));
184 tmp=malloc(strlen(sbuf->id)+5);
185 snprintf(tmp,strlen(sbuf->id)+5,"%s.vol",sbuf->id);
186 sbuf->volume=atoi(ClientInfo->Post(tmp))%129;
187 free(tmp);
188 sbuf->play_i=0;
189 };
190 };
191 if(sbuf->mode!=4) {
192 printf("<TR><TD bgcolor='EFEFEF'><font face='Verdana'>%s</font></TD><TD>",sbuf->id);
193 printf("<select name='%s'>",sbuf->id);
194 printf("<option value='0' %s>none</option>\n",(atoi(ClientInfo->Post(sbuf->id))==0)?"selected":"");
195 printf("<option value='1' %s>play</option>\n",(atoi(ClientInfo->Post(sbuf->id))==1)?"selected":"");
196 printf("<option value='2' %s>record</option>\n",(atoi(ClientInfo->Post(sbuf->id))==2)?"selected":"");
197 printf("<option value='3'>reset</option>\n");
198 printf("<option value='4'>delete</option>\n");
199 printf("<option value='5'>mixfrom</option>\n");
200 printf("<option value='6'>mixto</option>\n");
201 printf("</select>\n");
202 printf("</TD><TD>%dm:%ds</TD>",(sbuf->data_i/44100/2/2)/60,(sbuf->data_i/44100/2/2%60));
203 printf("</TD><TD>\n");
204 printf("<select name='%s.ch'>\n",sbuf->id);
205 printf("<option value='1' %s>Mono</option>\n",(sbuf->channels==1)?"selected":"");
206 printf("<option value='2' %s>Stereo</option>\n",(sbuf->channels==2)?"selected":"");
207 printf("</select></TD>");
208
209 printf("</TD><TD>Volume:<BR>\n");
210 printf("<input type=text name=%s.vol size=3 maxlength=3 value='%d'></TD>",sbuf->id,sbuf->volume);
211 printf("<TD width=100%%> <input type=image width=100%% height=40 src='/%s.gif' border=0></TD>\n",sbuf->id);
212 printf("<TD><a href='/%s.raw'>Download</a></TD></TR>\n",sbuf->id);
213 }
214 if(sbuf->mode==3) {
215 sbuf->data_i=0;
216 sbuf->play_i=0;
217 free(sbuf->data);
218 sbuf->data=NULL;
219 sbuf->mode=0;
220 };
221
222 id=sbuf->id;
223 sbuf=sbuf->next;
224 if(atoi(ClientInfo->Post(id))==4) {
225 sbuf_delete(SoundBuf,id);
226 }
227 i++;
228 };
229 // mix to (6)
230 sbuf=SoundBuf->next;
231 while(sbuf!=NULL) {
232 if(atoi(ClientInfo->Post(sbuf->id))==6) {
233 free(sbuf->data); // free previous
234 sbuf->data=malloc(bigger+1);
235 memcpy(sbuf->data,soundout,bigger);
236 sbuf->data_i=bigger;
237 sbuf->mode=0;
238 sbuf->play_i=0;
239 sbuf->volume=128;
240 };
241 sbuf=sbuf->next;
242 };
243 if(i) printf("<TR><TD align=center valign=center>.</TD><TD><input type=submit name='sbufprocess' value=' Process '></TD><TD align=center valign=center>.</TD><TD><input type=submit name='sbufch' value='Set'></TD><TD><input type=submit name='sbufvol' value='Set'></TD><TD>.</TD><TD>.</TD></TR>\n");
244
245 printf("</TABLE>\n");
246 printf("</form>\n");
247
248
249
250
251
252
253};
254
255
256
257
258
259
260
261
262
263
264int main() {
265 struct web_server server;
266 int soundfd;
267 struct soundcard_setup SoundSetup;
268 signal(SIGPIPE,SIG_IGN);
269
270 SoundBuf=sbuf_init();
271
272
273 SoundSetup.rate=44100;
274 SoundSetup.channels=2;
275 SoundSetup.fmt=16;
276
277 soundfd=soundcard_init("/dev/dsp",&SoundSetup);
278 if(soundfd<1) {
279 return 0;
280 };
281
282
283 while(!web_server_init(&server,PORT,NULL,0))PORT++;
284 printf("http://localhost:%d\n",PORT);
285
286 web_server_addhandler(&server,"* /*.gif",outgif,WS_LOCAL);
287 web_server_addhandler(&server,"* /*.raw",dlbuf,WS_LOCAL);
288 web_server_addhandler(&server,"* /*",index_html,WS_LOCAL);
289
290 while(1) {
291 sound_process(soundfd,SoundBuf);
292 web_server_run(&server);
293 };
294
295
296};
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