def auto_crossfader():
itunes.initialize();
cmds = kjams.enum_cmds()
player = enum_player()
fade_durationF = kjams.pref_get('Crossfade Duration (seconds)')
# Number of steps in fade
fadeSteps = 20
# sets how long in seconds between each step in the fade
fadeDelay = fade_durationF / fadeSteps
# Get current audio volume from kJams
kJamsMaxVolume = kjams.get_volume();
# set iTunes volume maximum.
iTunesMaxVolume = itunes.get_volume()
# this is the minimum volume setting
MinVolume = 0
# cur_player will be either 0 for kJams or 1 for iTunes
cur_player = player.kJams
prev_player = player.kJams
while True:
# is kJams playing?
playMode = kjams.do_cmd(cmds.kScriptCommand_GET_PLAY_MODE)
# Check to see if kJams is playing
if playMode == kjams.enum_play_modes().kPlayModeType_PLAYING:
# if kJams is playing, set current cur_player to kJams
cur_player = player.kJams
# If prev_player is not the same as the current state
# i.e. if kJams is has just started playing, fade in kJams and fade out iTunes
if prev_player == player.iTunes:
currentVolume = kjams.get_volume()
if currentVolume != MinVolume:
kJamsMaxVolume = currentVolume
# sets how much in percentage the volume is decreased per step
kJFadeStep = kJamsMaxVolume / fadeSteps
kJamsVolume = MinVolume
# get current starting volume from iTunes
iTunesVolume = itunes.get_volume()
kjams.set_volume(MinVolume)
while not (iTunesVolume <= MinVolume and kJamsVolume >= kJamsMaxVolume):
iTunesVolume = iTunesVolume - iTFadeStep
kJamsVolume = kJamsVolume + kJFadeStep
if kJamsVolume > kJamsMaxVolume:
kJamsVolume = kJamsMaxVolume
itunes.set_volume(iTunesVolume)
kjams.set_volume(kJamsVolume)
time.sleep(fadeDelay)
# if you do NOT want iTunes to pick up where it left off, un-comment the following line
# itunes.next()
itunes.pause()
else:
# if kJams is not playing, set current cur_player to iTunes
cur_player = player.iTunes
#if kJams has just now been paused, cross fade in iTunes
if prev_player == player.kJams:
currentVolume = itunes.get_volume()
if currentVolume != MinVolume:
iTunesMaxVolume = currentVolume
iTFadeStep = iTunesMaxVolume / fadeSteps
#Get current audio volume from kJams
kJamsMaxVolume = kjams.get_volume()
kJFadeStep = kJamsMaxVolume / fadeSteps
kJamsVolume = kJamsMaxVolume
#set all volumes to cross fade starting values
iTunesVolume = MinVolume
itunes.set_volume(MinVolume)
itunes.play()
while not (iTunesVolume >= iTunesMaxVolume):
iTunesVolume = iTunesVolume + iTFadeStep
if iTunesVolume > iTunesMaxVolume:
iTunesVolume = iTunesMaxVolume
itunes.set_volume(iTunesVolume)
time.sleep(fadeDelay)
#Get current audio volume from iTunes
iTunesMaxVolume = itunes.get_volume()
iTFadeStep = iTunesMaxVolume / fadeSteps
kjams.set_volume(MinVolume)
prev_player = cur_player
time.sleep(0.5)
def crossfade():
itunes.initialize()
cmds = kjams.enum_cmds()
fade_durationF = kjams.pref_get('Crossfade Duration (seconds)')
# Number of steps in fade
fadeSteps = 20
# sets how long in seconds between each step in the fade
fadeDelay = fade_durationF / fadeSteps
# Get current audio volume from kJams
kJamsMaxVolume = kjams.get_volume()
# set iTune volume maximum.
iTunesMaxVolume = itunes.get_volume()
# sets how much in percentage the volume is decreased per step
kJFadeStep = kJamsMaxVolume / fadeSteps
iTFadeStep = iTunesMaxVolume / fadeSteps
# this is the minimum volume setting
MinVolume = 0
if itunes.play_state() == itunes.enum_play_states().iTunesEPlSPlaying:
# set all volumes to cross fade starting values
kJamsVolume = MinVolume
iTunesVolume = iTunesMaxVolume
kjams.set_volume(MinVolume)
kjams.do_cmd(cmds.kScriptCommand_PLAY_PAUSE)
while not (iTunesVolume <= 0 and kJamsVolume >= kJamsMaxVolume):
iTunesVolume = iTunesVolume - iTFadeStep
kJamsVolume = kJamsVolume + kJFadeStep
itunes.set_volume(iTunesVolume)
kjams.set_volume(kJamsVolume)
time.sleep(fadeDelay)
itunes.pause()
itunes.set_volume(iTunesMaxVolume)
else:
# set all volumes to cross fade starting values
iTunesVolume = MinVolume
kJamsVolume = kJamsMaxVolume
kjams.set_volume(kJamsMaxVolume)
itunes.set_volume(MinVolume)
itunes.play()
while not (kJamsVolume <= 0 and iTunesVolume >= iTunesMaxVolume):
iTunesVolume = iTunesVolume + iTFadeStep
kJamsVolume = kJamsVolume - kJFadeStep
itunes.set_volume(iTunesVolume)
kjams.set_volume(kJamsVolume)
time.sleep(fadeDelay)
kjams.do_cmd(cmds.kScriptCommand_STOP)
kjams.set_volume(kJamsMaxVolume)
#!/usr/bin/env python
import itunes
if __name__ == "__main__":
itunes.play()
def play():
it.play()