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-rw-r--r--decoders/i2s/pd.py25
1 files changed, 13 insertions, 12 deletions
diff --git a/decoders/i2s/pd.py b/decoders/i2s/pd.py
index c4ac4fb..b1f36ca 100644
--- a/decoders/i2s/pd.py
+++ b/decoders/i2s/pd.py
@@ -59,6 +59,12 @@ class Decoder(srd.Decoder):
self.out_proto = self.add(srd.OUTPUT_PROTO, 'i2s')
self.out_ann = self.add(srd.OUTPUT_ANN, 'i2s')
+ def putpb(self, data):
+ self.put(self.start_sample, self.samplenum, self.out_proto, data)
+
+ def putb(self, data):
+ self.put(self.start_sample, self.samplenum, self.out_ann, data)
+
def report(self):
# Calculate the sample rate.
@@ -74,7 +80,7 @@ class Decoder(srd.Decoder):
(self.samplesreceived, self.wordlength, samplerate)
def decode(self, ss, es, data):
- for samplenum, (sck, ws, sd) in data:
+ for self.samplenum, (sck, ws, sd) in data:
# Ignore sample if the bit clock hasn't changed.
if sck == self.oldsck:
@@ -94,29 +100,24 @@ class Decoder(srd.Decoder):
# Only submit the sample, if we received the beginning of it.
if self.start_sample != None:
self.samplesreceived += 1
- self.put(self.start_sample, samplenum, self.out_proto,
- ['data', self.data])
- idx = 0 if self.oldws else 1
- self.put(self.start_sample, samplenum, self.out_ann,
- [idx, ['0x%08x', self.data)]])
+ self.putpb(['data', self.data])
+ self.putb([0 if self.oldws else 1, ['0x%08x' % self.data]])
# Check that the data word was the correct length.
if self.wordlength != -1 and self.wordlength != self.bitcount:
- self.put(self.start_sample, samplenum, self.out_ann,
- [2, ['Received a %d-bit word, when a '
- '%d-bit word was expected' % (self.bitcount,
- self.wordlength)]])
+ self.putb([2, ['Received %d-bit word, expected %d-bit '
+ 'word' % (self.bitcount, self.wordlength)]])
self.wordlength = self.bitcount
# Reset decoder state.
self.data = 0
self.bitcount = 0
- self.start_sample = samplenum
+ self.start_sample = self.samplenum
# Save the first sample position.
if self.first_sample == None:
- self.first_sample = samplenum
+ self.first_sample = self.samplenum
self.oldws = ws