all decoders: introduce a reset() method

[libsigrokdecode.git] / decoders / rgb_led_ws281x / pd.py

diff --git a/decoders/rgb_led_ws281x/pd.py b/decoders/rgb_led_ws281x/pd.py
index 0cb6603fb81dd7eaa9b20969387784b95c2f5aef..b4f7c581d7e8f14b971fef5a912a56c9c42be64b 100644 (file)
--- a/decoders/rgb_led_ws281x/pd.py
+++ b/decoders/rgb_led_ws281x/pd.py
@@ -24,7 +24,7 @@ class SamplerateError(Exception):
     pass
 
 class Decoder(srd.Decoder):
-    api_version = 2
+    api_version = 3
     id = 'rgb_led_ws281x'
     name = 'RGB LED (WS281x)'
     longname = 'RGB LED string decoder (WS281x)'
@@ -46,6 +46,9 @@ class Decoder(srd.Decoder):
     )
 
     def __init__(self):
+        self.reset()
+
+    def reset(self):
         self.samplerate = None
         self.oldpin = None
         self.ss_packet = None
@@ -70,11 +73,14 @@ class Decoder(srd.Decoder):
             self.bits = []
             self.ss_packet = None
 
-    def decode(self, ss, es, data):
+    def decode(self):
         if not self.samplerate:
             raise SamplerateError('Cannot decode without samplerate.')
 
-        for (self.samplenum, (pin, )) in data:
+        while True:
+            # TODO: Come up with more appropriate self.wait() conditions.
+            (pin,) = self.wait()
+
             if self.oldpin is None:
                 self.oldpin = pin
                 continue