Mercurial > hg > index.fcgi > lsonify > lsonify-1pba

comparison lsonify.c @ 3:3dd48f06493e

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add sample rate change callback
author paulo@localhost
date Thu, 21 May 2009 00:56:16 -0700
parents ff028323c114
children
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0:5a0318b2d281 1:f6fe2232a1d4
104 process_audio (nframes); 104 process_audio (nframes);
105 return 0; 105 return 0;
106 } 106 }
107 107
108 int 108 int
109 sample_rate_change () { 109 sample_rate_change (jack_nframes_t nframes, void *arg) {
110 printf("Sample rate has changed! Exiting...\n"); 110 if (nframes != sr) {
111 exit(-1); 111 printf("Sample rate has changed! Exiting...\n");
112 exit(-1);
113 }
114 return 0;
112 } 115 }
113 116
114 int 117 int
115 main (int argc, char *argv[]) 118 main (int argc, char *argv[])
116 { 119 {
220 } 223 }
221 jack_set_process_callback (client, process, 0); 224 jack_set_process_callback (client, process, 0);
222 output_port = jack_port_register (client, port_string, JACK_DEFAULT_AUDIO_TYPE, JackPortIsOutput, 0); 225 output_port = jack_port_register (client, port_string, JACK_DEFAULT_AUDIO_TYPE, JackPortIsOutput, 0);
223 226
224 sr = jack_get_sample_rate (client); 227 sr = jack_get_sample_rate (client);
228 jack_set_sample_rate_callback (client, sample_rate_change, 0);
225 229
226 /* setup wave table parameters */ 230 /* setup wave table parameters */
227 wave_length = 60 * sr / bpm; 231 wave_length = 60 * sr / bpm;
228 tone_length = sr * dur_arg / 1000; 232 tone_length = sr * dur_arg / 1000;
229 attack_length = tone_length * attack_percent / 100; 233 attack_length = tone_length * attack_percent / 100;