joachim/openwebrx-clone
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

re-structure client audio conversion

Browse Source
This commit is contained in:
Jakob Ketterl 2021-08-12 18:01:03 +02:00
parent c3d393252b
commit be6f533437
1 changed files with 7 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
csdr/chain/clientaudio.py
View File

@ -1,16 +1,18 @@
from csdr.chain import Chain
from pycsdr.modules import AudioResampler, Convert, AdpcmEncoder
from pycsdr.modules import AudioResampler, Convert, AdpcmEncoder, Limit
from pycsdr.types import Format
class ClientAudioChain(Chain):
def __init__(self, format: Format, inputRate: int, clientRate: int, compression: str):
workers = []
if inputRate != clientRate:
# we only have an audio resampler for float ATM so if we need to resample, we need to convert
if format != Format.FLOAT:
workers += [Convert(format, Format.FLOAT)]
if inputRate != clientRate:
workers += [AudioResampler(inputRate, clientRate)]
workers += [Convert(Format.FLOAT, Format.SHORT)]
workers += [AudioResampler(inputRate, clientRate), Limit(), Convert(Format.FLOAT, Format.SHORT)]
elif format != Format.SHORT:
workers += [Convert(format, Format.SHORT)]
if compression == "adpcm":
workers += [AdpcmEncoder(sync=True)]
super().__init__(*workers)