mirrors/alsa-lib
1
0
Fork 0
mirror of https://github.com/alsa-project/alsa-lib.git synced 2025-10-29 05:40:25 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

alsa simple mixer - python basic abstraction - simplified using get/setArray

Browse source
This commit is contained in:
Jaroslav Kysela 2007-08-30 14:12:42 +02:00
parent 16b91e8d97
commit 77603ff798
1 changed files with 21 additions and 27 deletions
Download patch file Download diff file Expand all files Collapse all files

48
modules/mixer/simple/python/common.py
View file

@ -50,10 +50,10 @@ class StandardElement(BaseElement):
self.channels = 1 self.channels = 1
self.volume = [None, None] self.volume = [None, None]
self.volumeinfo = [None, None] self.volumeinfo = [None, None]
self.volumetuple = [None, None] self.volumearray = [None, None]
self.switch = [None, None] self.switch = [None, None]
self.switchinfo = [None, None] self.switchinfo = [None, None]
self.switchtuple = [None, None] self.switcharray = [None, None]
def decideChannels(self): def decideChannels(self):
max = 0 max = 0
@ -73,12 +73,12 @@ class StandardElement(BaseElement):
self.volumeinfo[dir] = HInfo(helem) self.volumeinfo[dir] = HInfo(helem)
self.min[dir] = self.volumeinfo[dir].min self.min[dir] = self.volumeinfo[dir].min
self.max[dir] = self.volumeinfo[dir].max self.max[dir] = self.volumeinfo[dir].max
self.volumetuple[dir] = HValue(helem).getTuple(self.volumeinfo[dir].type, self.volumeinfo[dir].count) self.volumearray[dir] = HValue(helem).getArray(self.volumeinfo[dir].type, self.volumeinfo[dir].count)
def attachSwitch(self, helem, dir): def attachSwitch(self, helem, dir):
self.switch[dir] = helem self.switch[dir] = helem
self.switchinfo[dir] = HInfo(helem) self.switchinfo[dir] = HInfo(helem)
self.switchtuple[dir] = HValue(helem).getTuple(self.switchinfo[dir].type, self.switchinfo[dir].count) self.switcharray[dir] = HValue(helem).getArray(self.switchinfo[dir].type, self.switchinfo[dir].count)
def attach(self, helem): def attach(self, helem):
BaseElement.attach(self, helem) BaseElement.attach(self, helem)
@ -98,40 +98,36 @@ class StandardElement(BaseElement):
self.eventInfo() self.eventInfo()
def opsGetVolume(self, dir, chn): def opsGetVolume(self, dir, chn):
return (0, self.volumeToUser(self.volumeinfo[dir], dir, self.volumetuple[dir][chn])) return (0, self.volumeToUser(self.volumeinfo[dir], dir, self.volumearray[dir][chn]))
def opsSetVolume(self, dir, chn, value): def opsSetVolume(self, dir, chn, value):
val = self.volumeFromUser(self.volumeinfo[dir], dir, value) val = self.volumeFromUser(self.volumeinfo[dir], dir, value)
if self.volumetuple[dir][chn] == val: if self.volumearray[dir][chn] == val:
return return
a = list(self.volumetuple[dir]) self.volumearray[dir][chn] = val
a[chn] = val
self.volumetuple[dir] = tuple(a)
hv = HValue(self.volume) hv = HValue(self.volume)
hv.setTuple(self.volumeinfo[dir].type, self.volumetuple[dir]) hv.setArray(self.volumeinfo[dir].type, self.volumearray[dir])
hv.write() hv.write()
def opsGetSwitch(self, dir, chn): def opsGetSwitch(self, dir, chn):
return (0, self.switchtuple[dir][chn]) return (0, self.switcharray[dir][chn])
def opsSetSwitch(self, dir, chn, value): def opsSetSwitch(self, dir, chn, value):
if self.switchtuple[dir][chn] and value: if self.switcharray[dir][chn] and value:
return return
if not self.switchtuple[dir][chn] and not value: if not self.switcharray[dir][chn] and not value:
return return
a = list(self.switchtuple[dir]) self.switcharray[dir] = int(value)
a[chn] = int(value)
self.switchtuple[dir] = tuple(a)
hv = HValue(self.switch[dir]) hv = HValue(self.switch[dir])
hv.setTuple(self.switchinfo[dir].type, self.switchtuple[dir]) hv.setArray(self.switchinfo[dir].type, self.switcharray[dir])
hv.write() hv.write()
def update(self, helem): def update(self, helem):
for i in [0, 1]: for i in [0, 1]:
if helem == self.volume[i]: if helem == self.volume[i]:
self.volumetuple[i] = HValue(helem).getTuple(self.volumeinfo[i].type, self.volumeinfo[i].count) self.volumearray[i] = HValue(helem).getArray(self.volumeinfo[i].type, self.volumeinfo[i].count)
elif helem == self.switch[i]: elif helem == self.switch[i]:
self.switchtuple[i] = HValue(helem).getTuple(self.switchinfo[i].type, self.switchinfo[i].count) self.switcharray[i] = HValue(helem).getArray(self.switchinfo[i].type, self.switchinfo[i].count)
self.eventValue() self.eventValue()
class EnumElement(BaseElement): class EnumElement(BaseElement):
@ -144,7 +140,7 @@ class EnumElement(BaseElement):
BaseElement.attach(self, helem) BaseElement.attach(self, helem)
self.enum = helem self.enum = helem
self.enuminfo = HInfo(helem) self.enuminfo = HInfo(helem)
self.enumtuple = HValue(helem).getTuple(self.enuminfo.type, self.enuminfo.count) self.enumarray = HValue(helem).getArray(self.enuminfo.type, self.enuminfo.count)
self.channels = self.enuminfo.count self.channels = self.enuminfo.count
self.texts = self.enuminfo.itemNames self.texts = self.enuminfo.itemNames
self.caps |= self.mycaps self.caps |= self.mycaps
@ -166,22 +162,20 @@ class EnumElement(BaseElement):
def opsGetEnumItem(self, chn): def opsGetEnumItem(self, chn):
if chn >= self.channels: if chn >= self.channels:
return -1 return -1
return (0, self.enumtuple[chn]) return (0, self.enumarray[chn])
def opsSetEnumItem(self, chn, value): def opsSetEnumItem(self, chn, value):
if chn >= self.channels: if chn >= self.channels:
return -1 return -1
if self.enumtuple[chn] == value: if self.enumarray[chn] == value:
return return
a = list(self.enumtuple) self.enumarray[chn] = int(value)
a[chn] = int(value)
self.enumtuple = tuple(a)
hv = HValue(self.enum) hv = HValue(self.enum)
hv.setTuple(self.enuminfo.type, self.enumtuple) hv.setArray(self.enuminfo.type, self.enumarray)
hv.write() hv.write()
def update(self, helem): def update(self, helem):
self.enumtuple = HValue(helem).getTuple(self.enuminfo.type, self.enuminfo.count) self.enumarray = HValue(helem).getArray(self.enuminfo.type, self.enuminfo.count)
self.eventValue() self.eventValue()
class EnumElementPlayback(EnumElement): class EnumElementPlayback(EnumElement):