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| author | Uwe Hermann <uwe@hermann-uwe.de> | 2013-10-07 16:34:51 +0200 |
|---|---|---|
| committer | Uwe Hermann <uwe@hermann-uwe.de> | 2013-10-08 00:45:21 +0200 |
| commit | 2b2b7c300e6771ac6aa2982ced109ef3f02f3636 (patch) | |
| tree | f7f4b19530391d6c3cf12b9d04ad4cd72b9cc66e /decoders | |
| parent | 29fc362596c87eaa3dc684d1d23047772ad27354 (diff) | |
| download | libsigrokdecode-2b2b7c300e6771ac6aa2982ced109ef3f02f3636.tar.gz libsigrokdecode-2b2b7c300e6771ac6aa2982ced109ef3f02f3636.zip | |
i2s: Add helper methods for annotation/proto output.
Diffstat (limited to 'decoders')
| -rw-r--r-- | decoders/i2s/pd.py | 25 |
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 |