GitHub/sdrtrunk
1
0
Fork 0
mirror of https://github.com/DSheirer/sdrtrunk.git synced 2026-11-11 08:07:24 -05:00
Code Issues Packages Projects Releases 2 Wiki Activity

WIP - implements tuner source manager to calculate and update the tuner's

Browse Source 
center frequency each time we allocate a new DDC/channel.  Adds
 support for broadcasting channel count change source events so that the
 tuner can accurately convey sourced channel counts via tuner events.

 Completes changeover of polyphase channel manager to support arbitrary
 bandwidth channels.  The new approach provides greater compatibility
 across any tuner sample rates.  Likewise, all decoders will have to be
 updated to adapt to any channel sample rate, although channel bandwidths
 will be at least 12.5 kHz and likely no more than 25.0 kHz, with a 2x
 oversampling that produces channel sample rates in range 25.0 - 50.0
 kHz.
This commit is contained in:
Denny
2018-01-07 07:46:41 -05:00
parent 236df8f3f4
commit d2e7f008c8
11 changed files with 613 additions and 364 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
src/main/java/io/github/dsheirer/source/SourceEvent.java
View File

@@ -18,15 +18,17 @@
******************************************************************************/
package io.github.dsheirer.source;
import java.util.EnumSet;
public class SourceEvent
{
public enum Event
{
NOTIFICATION_CHANNEL_COUNT_CHANGE,
NOTIFICATION_CHANNEL_FREQUENCY_CORRECTION_CHANGE,
NOTIFICATION_CHANNEL_SAMPLE_RATE_CHANGE,
NOTIFICATION_FREQUENCY_CHANGE,
NOTIFICATION_FREQUENCY_CORRECTION_CHANGE,
NOTIFICATION_POLYPHASE_CHANNEL_COUNT_CHANGE,
NOTIFICATION_SAMPLE_RATE_CHANGE,
REQUEST_CHANNEL_FREQUENCY_CORRECTION_CHANGE,
@@ -34,6 +36,11 @@ public class SourceEvent
REQUEST_SOURCE_DISPOSE,
REQUEST_START_SAMPLE_STREAM,
REQUEST_STOP_SAMPLE_STREAM;
public static EnumSet<Event> NOTIFICATION_EVENTS =
EnumSet.range(NOTIFICATION_CHANNEL_COUNT_CHANGE, NOTIFICATION_SAMPLE_RATE_CHANGE);
public static EnumSet<Event> REQUEST_EVENTS =
EnumSet.range(NOTIFICATION_CHANNEL_COUNT_CHANGE, NOTIFICATION_SAMPLE_RATE_CHANGE);
}
private Event mEvent;
@@ -66,6 +73,22 @@ public class SourceEvent
return mEvent;
}
/**
* Indicates if this is a notification event
*/
public boolean isNotificationEvent()
{
return Event.NOTIFICATION_EVENTS.contains(mEvent);
}
/**
* Indicates if this is a request event
*/
public boolean isRequestEvent()
{
return Event.REQUEST_EVENTS.contains(mEvent);
}
/**
* Value associated with the event.
*/
@@ -152,7 +175,7 @@ public class SourceEvent
*/
public static SourceEvent channelCountChange(int channelCount)
{
return new SourceEvent(Event.NOTIFICATION_POLYPHASE_CHANNEL_COUNT_CHANGE, channelCount);
return new SourceEvent(Event.NOTIFICATION_CHANNEL_COUNT_CHANGE, channelCount);
}
/**
@@ -199,4 +222,9 @@ public class SourceEvent
{
return new SourceEvent(Event.REQUEST_SOURCE_DISPOSE, source);
}
public String toString()
{
return "SOURCE EVENT:" + mEvent + " VALUE:" + (mValue != null ? mValue : "(empty)");
}
}