<div dir="ltr"><div><div><div><div>Hello everyone,<br><br>I'm trying to fine tune call progress tone using tone_detect_start. I set spandsp.conf.xml:<br></div><descriptions log-level="2"><br><br></div>Log shows these lines: Tone segment f1=-1, f2=-1, duration=336ms<br>
<br></div>How can I tell which frequency represents -1, 4 or 5? <br>What is the frequency assignment of silence? <br><br>Let's use North America as an example.<br><br></div>/Nandy<br><div><pre> <!-- North America -->
<descriptor name="1">
<tone name="CED_TONE" description="ANS / ANSam">
<element freq1="2100" freq2="0" min="700" max="0"/>
</tone>
        
<tone name="SIT" description="Special Information Tone">
<element freq1="950" freq2="0" min="256" max="400"/>
<element freq1="1400" freq2="0" min="256" max="400"/>
<element freq1="1800" freq2="0" min="256" max="400"/>
</tone>
<tone name="RING_TONE" description="North America ring">
<element freq1="440" freq2="480" min="1200" max="0"/>
</tone>                
        
<tone name="REORDER_TONE" description="North America reorder">
<element freq1="480" freq2="620" min="224" max="316"/>
<element freq1="0" freq2="0" min="168" max="352"/>
<element freq1="480" freq2="620" min="224" max="316"/>
</tone>
<tone name="BUSY_TONE" description="North America busy">
<element freq1="480" freq2="620" min="464" max="536"/>
<element freq1="0" freq2="0" min="464" max="572"/>
<element freq1="480" freq2="620" min="464" max="536"/>
</tone>
</descriptor></pre><br><br><br></div></div>