jan/py_aax_decode
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fix some types

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jan 2016-07-12 00:52:13 -07:00
parent 4825365776
commit 1b7f0394f8
1 changed files with 20 additions and 18 deletions
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38
py_aax_decode/native.py
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@ -1,5 +1,6 @@
from enum import Enum from enum import Enum
import ctypes import ctypes
from ctypes import byref
import wave import wave
@ -20,8 +21,9 @@ class MetaData(Enum):
def main(in_file, out_file, dll_path=None): def main(in_file, out_file, dll_path=None):
if dll_path is None: if dll_path is None:
dll_path = 'c:\\Program Files (x86)\\Audible\\Bin\\AAXSDKWin.dll' dll_path = 'C:/Program Files (x86)/Audible/Bin/AAXSDKWin.dll'
print(dll_path)
dll = ctypes.CDLL(dll_path) dll = ctypes.CDLL(dll_path)
handle = open_file(dll, in_file) handle = open_file(dll, in_file)
@ -55,7 +57,7 @@ def main(in_file, out_file, dll_path=None):
def open_file(dll, filename): def open_file(dll, filename):
handle = ctypes.pointer(ctypes.c_byte) handle = ctypes.pointer(ctypes.c_byte())
res = dll.AAXOpenFileWinW(handle, filename) res = dll.AAXOpenFileWinW(handle, filename)
if res != 0: if res != 0:
@ -73,7 +75,7 @@ def close_file(dll, handle):
def get_audio_channel_count(dll, handle): def get_audio_channel_count(dll, handle):
n_channels = ctypes.c_uint() n_channels = ctypes.c_uint()
res = dll.AAXGetAudioChannelCount(handle, n_channels) res = dll.AAXGetAudioChannelCount(handle, byref(n_channels))
if res != 0: if res != 0:
raise Exception('AAXGetAudioChannelCount: {}'.format(res)) raise Exception('AAXGetAudioChannelCount: {}'.format(res))
@ -83,7 +85,7 @@ def get_audio_channel_count(dll, handle):
def get_sample_rate(dll, handle): def get_sample_rate(dll, handle):
sample_rate = ctypes.c_uint() sample_rate = ctypes.c_uint()
res = dll.AAXGetSampleRate(handle, sample_rate) res = dll.AAXGetSampleRate(handle, byref(sample_rate))
if res != 0: if res != 0:
raise Exception('AAXGetSampleRate: {}'.format(res)) raise Exception('AAXGetSampleRate: {}'.format(res))
@ -92,7 +94,7 @@ def get_sample_rate(dll, handle):
def seek(dll, handle, position=0): def seek(dll, handle, position=0):
res = dll.AAXSeek(handle, position) res = dll.AAXSeek(handle, ctypes.c_int(position))
if res != 0: if res != 0:
raise Exception('AAXSeek: {}'.format(res)) raise Exception('AAXSeek: {}'.format(res))
@ -110,7 +112,7 @@ def get_encoded_audio(dll, handle, buf=None):
buf = ctypes.create_string_buffer(0x400) buf = ctypes.create_string_buffer(0x400)
data_len = ctypes.c_uint() data_len = ctypes.c_uint()
res = dll.AAXGetEncodedAudio(handle, buf, len(buf), data_len) res = dll.AAXGetEncodedAudio(handle, buf, len(buf), byref(data_len))
if res != 0: if res != 0:
raise Exception('AAXGetEncodedAudio: {}'.format(res)) raise Exception('AAXGetEncodedAudio: {}'.format(res))
@ -123,7 +125,7 @@ def decode_pcm_frame(dll, handle, in_buf, in_len, out_buf=None):
out_buf = ctypes.create_string_buffer(0x400 * 200) out_buf = ctypes.create_string_buffer(0x400 * 200)
data_len = ctypes.c_uint() data_len = ctypes.c_uint()
res = dll.AAXDecodedPCMFrame(handle, in_buf, in_len, out_buf, len(out_buf), data_len) res = dll.AAXDecodedPCMFrame(handle, in_buf, in_len, out_buf, len(out_buf), byref(data_len))
if res != 0: if res != 0:
raise Exception('AAXDecodedPCMFrame: {}'.format(res)) raise Exception('AAXDecodedPCMFrame: {}'.format(res))
@ -136,7 +138,7 @@ def get_chapter_text(dll, handle, chapter_num, buf=None):
buf = ctypes.create_string_buffer(0x400) buf = ctypes.create_string_buffer(0x400)
data_len = ctypes.c_uint() data_len = ctypes.c_uint()
res = dll.AAXGetChapterText(handle, chapter_num, buf, len(buf), data_len) res = dll.AAXGetChapterText(handle, chapter_num, buf, len(buf), byref(data_len))
if res != 0: if res != 0:
raise Exception('AAXGetChapterText: {}'.format(res)) raise Exception('AAXGetChapterText: {}'.format(res))
@ -146,13 +148,13 @@ def get_chapter_text(dll, handle, chapter_num, buf=None):
def get_metadata(dll, handle, mdn): def get_metadata(dll, handle, mdn):
data_len = ctypes.c_uint() data_len = ctypes.c_uint()
res = dll.AAXGetMetadataInfo(handle, mdn, None, data_len) res = dll.AAXGetMetadataInfo(handle, ctypes.c_int(mdn), None, byref(data_len))
if res != 0: if res != 0:
raise Exception('AAXGetMetadataInfo: {}'.format(res)) raise Exception('AAXGetMetadataInfo: {}'.format(res))
buf = ctypes.create_string_buffer(data_len) buf = ctypes.create_string_buffer(data_len)
res = dll.AAXGetMetadata(handle, mdn, buf, data_len) res = dll.AAXGetMetadata(handle, ctypes.int(mdn), buf, byref(data_len))
if res != 0: if res != 0:
raise Exception('AAXGetChapterText: {}'.format(res)) raise Exception('AAXGetChapterText: {}'.format(res))
@ -161,7 +163,7 @@ def get_metadata(dll, handle, mdn):
def seek_to_chapter(dll, handle, chapter): def seek_to_chapter(dll, handle, chapter):
res = dll.AAXSeekToChapter(handle, chapter) res = dll.AAXSeekToChapter(handle, ctypes.c_uint(chapter))
if res != 0: if res != 0:
raise Exception('AAXSeekToChapter: {}'.format(res)) raise Exception('AAXSeekToChapter: {}'.format(res))
@ -169,7 +171,7 @@ def seek_to_chapter(dll, handle, chapter):
def get_chapter_count(dll, handle): def get_chapter_count(dll, handle):
n_chapters = ctypes.c_uint() n_chapters = ctypes.c_uint()
res = dll.AAXGetChapterCount(handle, n_chapters) res = dll.AAXGetChapterCount(handle, byref(n_chapters))
if res != 0: if res != 0:
raise Exception('AAXGetChapterCount: {}'.format(res)) raise Exception('AAXGetChapterCount: {}'.format(res))
@ -179,7 +181,7 @@ def get_chapter_count(dll, handle):
def get_current_chapter(dll, handle): def get_current_chapter(dll, handle):
chapter = ctypes.c_uint() chapter = ctypes.c_uint()
res = dll.AAXGetCurrentChapter(handle, chapter) res = dll.AAXGetCurrentChapter(handle, byref(chapter))
if res != 0: if res != 0:
raise Exception('AAXGetCurrentChapter: {}'.format(res)) raise Exception('AAXGetCurrentChapter: {}'.format(res))
@ -189,7 +191,7 @@ def get_current_chapter(dll, handle):
def get_duration(dll, handle): def get_duration(dll, handle):
duration = ctypes.c_uint() duration = ctypes.c_uint()
res = dll.AAXGetDuration(handle, duration) res = dll.AAXGetDuration(handle, byref(duration))
if res != 0: if res != 0:
raise Exception('AAXGetDuration: {}'.format(res)) raise Exception('AAXGetDuration: {}'.format(res))
@ -199,7 +201,7 @@ def get_duration(dll, handle):
def get_playback_position(dll, handle): def get_playback_position(dll, handle):
position = ctypes.c_uint() position = ctypes.c_uint()
res = dll.AAXGetPlaybackPosition(handle, position) res = dll.AAXGetPlaybackPosition(handle, byref(position))
if res != 0: if res != 0:
raise Exception('AAXGetPlaybackPosition: {}'.format(res)) raise Exception('AAXGetPlaybackPosition: {}'.format(res))
@ -209,7 +211,7 @@ def get_playback_position(dll, handle):
def get_chapter_start_time(dll, handle, chapter): def get_chapter_start_time(dll, handle, chapter):
position = ctypes.c_uint() position = ctypes.c_uint()
res = dll.AAXGetChapterStartTime(handle, position, chapter) res = dll.AAXGetChapterStartTime(handle, byref(position), chapter)
if res != 0: if res != 0:
raise Exception('AAXGetChapterStartTime: {}'.format(res)) raise Exception('AAXGetChapterStartTime: {}'.format(res))
@ -219,7 +221,7 @@ def get_chapter_start_time(dll, handle, chapter):
def get_avg_bitrate(dll, handle): def get_avg_bitrate(dll, handle):
bitrate = ctypes.c_uint() bitrate = ctypes.c_uint()
res = dll.AAXGetAvgBitrate(handle, bitrate) res = dll.AAXGetAvgBitrate(handle, byref(bitrate))
if res != 0: if res != 0:
raise Exception('AAXGetAvgBitrate: {}'.format(res)) raise Exception('AAXGetAvgBitrate: {}'.format(res))
@ -229,7 +231,7 @@ def get_avg_bitrate(dll, handle):
def get_max_bitrate(dll, handle): def get_max_bitrate(dll, handle):
bitrate = ctypes.c_uint() bitrate = ctypes.c_uint()
res = dll.AAXGetMaxBitrate(handle, bitrate) res = dll.AAXGetMaxBitrate(handle, byref(bitrate))
if res != 0: if res != 0:
raise Exception('AAXGetAvgBitrate: {}'.format(res)) raise Exception('AAXGetAvgBitrate: {}'.format(res))