diff options
Diffstat (limited to 'Tools/audiopy')
| -rw-r--r-- | Tools/audiopy/README | 28 | ||||
| -rwxr-xr-x | Tools/audiopy/audiopy | 55 |
2 files changed, 65 insertions, 18 deletions
diff --git a/Tools/audiopy/README b/Tools/audiopy/README index a49c75e..1cf3d56 100644 --- a/Tools/audiopy/README +++ b/Tools/audiopy/README @@ -6,10 +6,10 @@ Version: 0.1 Introduction - Audiopy is a program to control the Solaris audio device, allowing - you to set both the input and output devices. It can be run - either as a standalone command-line script, or as a Tkinter based - GUI application. + Audiopy is a program to control the Solaris audio device, allowing + you to choose both the input and output devices, and to set the + output volume. It can be run either as a standalone command-line + script, or as a Tkinter based GUI application. Note that your version of Python must have been built with the sunaudiodev module enabled. It is not enabled by default however! @@ -26,6 +26,8 @@ Introduction devices: the headphone jack, the speakers, or the line-out jack. You can enable any combination of these three devices. + You can also set the output gain (volume) level. + Running as a GUI Simply start audiopy with no arguments to start it as a Tkinter @@ -43,11 +45,11 @@ Running as a GUI Alt-q is also an accelerator for selecting Quit from the File menu. - No unsupported devices will appear in the GUI. When run as a GUI, - audiopy monitors the audio device and automatically updates its - display if the state of the device is changed by some other - means. In pre-Python 1.5.2 this is done by occasionally polling - the device, but in Python 1.5.2 no polling is necessary (you don't + Unsupported devices will appear dimmed out in the GUI. When run + as a GUI, audiopy monitors the audio device and automatically + updates its display if the state of the device is changed by some + other means. In Python 1.5.2 this is done by occasionally polling + the device, but in Python 1.5.2 no polling is necessary (you don't really need to know this, but I thought I'd plug 1.5.2 :-). Running as a Command Line Program @@ -85,7 +87,13 @@ Running as a Command Line Program % ./audiopy -s=0 -p=1 -c - Audiopy understands two other command line options: + Audiopy understands these other command line options: + + --gain volume + -g volume + Sets the output volume to the specified gain level. This must + be an integer between MIN_GAIN and MAX_GAIN (usually [0..255], + but use the -h option to find the exact values). --version -v diff --git a/Tools/audiopy/audiopy b/Tools/audiopy/audiopy index 12994ab..1d6a641 100755 --- a/Tools/audiopy/audiopy +++ b/Tools/audiopy/audiopy @@ -7,10 +7,10 @@ Email: bwarsaw@python.org Version: %(__version__)s When no arguments are given, this pops up a graphical window which lets you -choose the audio input and output devices. +choose the audio input and output devices, and set the output volume. This program can be driven via the command line, and when done so, no window -pops up. Options have the general form: +pops up. Most options have the general form: --device[={0,1}] -d[={0,1}] @@ -31,6 +31,11 @@ The list of devices and their short options are: Other options are: + --gain volume + -g volume + Sets the output gain to the specified volume, which must be an integer + in the range [%(MIN_GAIN)s..%(MAX_GAIN)s] + --version -v Print the version number and exit. @@ -49,7 +54,7 @@ from SUNAUDIODEV import * # Milliseconds between interrupt checks KEEPALIVE_TIMER = 500 -__version__ = '0.1' +__version__ = '1.0' @@ -213,6 +218,21 @@ class MainWindow: root.bind('<Alt-q>', self.__quit) root.bind('<Alt-Q>', self.__quit) # + # Volume + frame = Frame(root, bd=1, relief=RAISED) + frame.grid(row=3, column=0, sticky='NSEW') + label = Label(frame, text='Output Volume:') + label.grid(row=0, column=0, sticky=W) + self.__scalevar = IntVar() + self.__scale = Scale(frame, + orient=HORIZONTAL, + from_=MIN_GAIN, + to=MAX_GAIN, + length=200, + variable=self.__scalevar, + command=self.__volume) + self.__scale.grid(row=1, column=0, sticky=EW) + # # do we need to poll for changes? self.__needtopoll = 1 try: @@ -268,6 +288,8 @@ Email: bwarsaw@python.org''' % __version__) self.__spkvar.set(info.o_port & SPEAKER) self.__headvar.set(info.o_port & HEADPHONE) self.__linevar.set(info.o_port & LINE_OUT) + # volume + self.__scalevar.set(info.o_gain) def __pushtodev(self, event=None): info = self.__devctl.getinfo() @@ -275,6 +297,7 @@ Email: bwarsaw@python.org''' % __version__) self.__headvar.get() + \ self.__linevar.get() info.i_port = self.__inputvar.get() + info.o_gain = self.__scalevar.get() self.__devctl.setinfo(info) def __getset(self, var, onvalue): @@ -306,6 +329,9 @@ Email: bwarsaw@python.org''' % __version__) def __lineout(self, event=None): self.__getset(self.__linevar, LINE_OUT) + def __volume(self, event=None): + self.__pushtodev() + def start(self): self.__keepalive() self.__tkroot.mainloop() @@ -361,7 +387,7 @@ class Helpwin: -def usage(msg='', code=1): +def usage(code, msg=''): print __doc__ % globals() if msg: print msg @@ -398,10 +424,23 @@ def main(): info = device.getinfo() # first get the existing values - for arg in sys.argv[1:]: + i = 0 + while i < len(sys.argv)-1: + i = i + 1 + arg = sys.argv[i] if arg in ('-h', '--help'): - usage(code=0) + usage(0) # does not return + elif arg in ('-g', '--gain'): + gainspec = '<missing>' + try: + gainspec = sys.argv[i+1] + gain = int(gainspec) + except (ValueError, IndexError): + usage(1, 'Bad gain specification: ' + gainspec) + info.o_gain = gain + i = i + 1 + continue elif arg in ('-v', '--version'): print '''\ audiopy -- a program to control the Solaris audio device. @@ -424,7 +463,7 @@ Version: %s''' % __version__ elif arg[:len(short)+1] == short+'=': val = int(arg[len(short)+1:]) except ValueError: - usage(msg='Invalid option: ' + arg) + usage(1, msg='Invalid option: ' + arg) # does not return if val == 0: if io == 0: @@ -440,7 +479,7 @@ Version: %s''' % __version__ break # else keep trying next option else: - usage(msg='Invalid option: ' + arg) + usage(1, msg='Invalid option: ' + arg) # now set the values device.setinfo(info) device.close() |