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tscope pulseaudio latency

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This commit is contained in:
Kamal Mostafa 2011-05-26 23:17:40 -07:00
parent d79f11ae66
commit cbb4f6a242
1 changed files with 14 additions and 2 deletions
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16
src/tscope.c
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@ -41,6 +41,13 @@ main( int argc, char*argv[] )
//.channels = 3 // 2 channel stereo + 1 mixed channel //.channels = 3 // 2 channel stereo + 1 mixed channel
}; };
#if 1
static pa_buffer_attr pa_ba = {
.maxlength = (uint32_t)-1,
.fragsize = 0, // filled in at runtime
};
#endif
unsigned int decode_rate = 50; unsigned int decode_rate = 50;
unsigned int band_width = decode_rate; unsigned int band_width = decode_rate;
@ -71,11 +78,16 @@ main( int argc, char*argv[] )
unsigned int sample_rate = ss.rate; unsigned int sample_rate = ss.rate;
if ( isatty(1) )
pa_ba.fragsize = sample_rate / decode_rate;
/* Initiate the capture stream */ /* Initiate the capture stream */
int error; int error;
pa_simple *s; pa_simple *s;
s = pa_simple_new(NULL, argv[0], PA_STREAM_RECORD, NULL, "text spectrum scope", s = pa_simple_new(NULL, argv[0], PA_STREAM_RECORD, NULL,
&ss, NULL, NULL, &error); "text spectrum scope",
&ss, NULL, &pa_ba, &error);
// &ss, NULL, NULL, &error);
if ( !s ) { if ( !s ) {
fprintf(stderr, __FILE__": pa_simple_new() failed: %s\n", fprintf(stderr, __FILE__": pa_simple_new() failed: %s\n",
pa_strerror(error)); pa_strerror(error));