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style: format python files with isort and double-quote-string-fixer

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Fu Hanxi
2021-01-26 10:49:01 +08:00
parent dc8402ea61
commit 0146f258d7
276 changed files with 8241 additions and 8162 deletions
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29
examples/peripherals/i2s_adc_dac/tools/generate_audio_file.py
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@@ -1,43 +1,44 @@
from __future__ import print_function
from builtins import range
import os
import wave
import struct
import wave
from builtins import range
def get_wave_array_str(filename, target_bits):
wave_read = wave.open(filename, "r")
array_str = ""
wave_read = wave.open(filename, 'r')
array_str = ''
nchannels, sampwidth, framerate, nframes, comptype, compname = wave_read.getparams()
sampwidth *= 8
for i in range(wave_read.getnframes()):
val, = struct.unpack("<H", wave_read.readframes(1))
val, = struct.unpack('<H', wave_read.readframes(1))
scale_val = (1 << target_bits) - 1
cur_lim = (1 << sampwidth) - 1
# scale current data to 8-bit data
val = val * scale_val / cur_lim
val = int(val + ((scale_val + 1) // 2)) & scale_val
array_str += "0x%x, " % (val)
array_str += '0x%x, ' % (val)
if (i + 1) % 16 == 0:
array_str += "\n"
array_str += '\n'
return array_str
def gen_wave_table(wav_file_list, target_file_name, scale_bits=8):
with open(target_file_name, "w") as audio_table:
with open(target_file_name, 'w') as audio_table:
print('#include <stdio.h>', file=audio_table)
print('const unsigned char audio_table[] = {', file=audio_table)
for wav in wav_file_list:
print("processing: {}".format(wav))
print('processing: {}'.format(wav))
print(get_wave_array_str(filename=wav, target_bits=scale_bits), file=audio_table)
print('};\n', file=audio_table)
print("Done...")
print('Done...')
if __name__ == '__main__':
print("Generating audio array...")
print('Generating audio array...')
wav_list = []
for filename in os.listdir("./"):
if filename.endswith(".wav"):
for filename in os.listdir('./'):
if filename.endswith('.wav'):
wav_list.append(filename)
gen_wave_table(wav_file_list=wav_list, target_file_name="audio_example_file.h")
gen_wave_table(wav_file_list=wav_list, target_file_name='audio_example_file.h')