diff options
Diffstat (limited to 'Lib/plat-irix6/readcd.py')
| -rw-r--r-- | Lib/plat-irix6/readcd.py | 464 |
1 files changed, 232 insertions, 232 deletions
diff --git a/Lib/plat-irix6/readcd.py b/Lib/plat-irix6/readcd.py index f278ba4..5453ce4 100644 --- a/Lib/plat-irix6/readcd.py +++ b/Lib/plat-irix6/readcd.py @@ -3,242 +3,242 @@ import cd, CD class Error(Exception): - pass + pass class _Stop(Exception): - pass + pass def _doatime(self, cb_type, data): - if ((data[0] * 60) + data[1]) * 75 + data[2] > self.end: -## print 'done with list entry', repr(self.listindex) - raise _Stop - func, arg = self.callbacks[cb_type] - if func: - func(arg, cb_type, data) + if ((data[0] * 60) + data[1]) * 75 + data[2] > self.end: +## print 'done with list entry', repr(self.listindex) + raise _Stop + func, arg = self.callbacks[cb_type] + if func: + func(arg, cb_type, data) def _dopnum(self, cb_type, data): - if data > self.end: -## print 'done with list entry', repr(self.listindex) - raise _Stop - func, arg = self.callbacks[cb_type] - if func: - func(arg, cb_type, data) + if data > self.end: +## print 'done with list entry', repr(self.listindex) + raise _Stop + func, arg = self.callbacks[cb_type] + if func: + func(arg, cb_type, data) class Readcd: - def __init__(self, *arg): - if len(arg) == 0: - self.player = cd.open() - elif len(arg) == 1: - self.player = cd.open(arg[0]) - elif len(arg) == 2: - self.player = cd.open(arg[0], arg[1]) - else: - raise Error, 'bad __init__ call' - self.list = [] - self.callbacks = [(None, None)] * 8 - self.parser = cd.createparser() - self.playing = 0 - self.end = 0 - self.status = None - self.trackinfo = None - - def eject(self): - self.player.eject() - self.list = [] - self.end = 0 - self.listindex = 0 - self.status = None - self.trackinfo = None - if self.playing: -## print 'stop playing from eject' - raise _Stop - - def pmsf2msf(self, track, min, sec, frame): - if not self.status: - self.cachestatus() - if track < self.status[5] or track > self.status[6]: - raise Error, 'track number out of range' - if not self.trackinfo: - self.cacheinfo() - start, total = self.trackinfo[track] - start = ((start[0] * 60) + start[1]) * 75 + start[2] - total = ((total[0] * 60) + total[1]) * 75 + total[2] - block = ((min * 60) + sec) * 75 + frame - if block > total: - raise Error, 'out of range' - block = start + block - min, block = divmod(block, 75*60) - sec, frame = divmod(block, 75) - return min, sec, frame - - def reset(self): - self.list = [] - - def appendtrack(self, track): - self.appendstretch(track, track) - - def appendstretch(self, start, end): - if not self.status: - self.cachestatus() - if not start: - start = 1 - if not end: - end = self.status[6] - if type(end) == type(0): - if end < self.status[5] or end > self.status[6]: - raise Error, 'range error' - else: - l = len(end) - if l == 4: - prog, min, sec, frame = end - if prog < self.status[5] or prog > self.status[6]: - raise Error, 'range error' - end = self.pmsf2msf(prog, min, sec, frame) - elif l != 3: - raise Error, 'syntax error' - if type(start) == type(0): - if start < self.status[5] or start > self.status[6]: - raise Error, 'range error' - if len(self.list) > 0: - s, e = self.list[-1] - if type(e) == type(0): - if start == e+1: - start = s - del self.list[-1] - else: - l = len(start) - if l == 4: - prog, min, sec, frame = start - if prog < self.status[5] or prog > self.status[6]: - raise Error, 'range error' - start = self.pmsf2msf(prog, min, sec, frame) - elif l != 3: - raise Error, 'syntax error' - self.list.append((start, end)) - - def settracks(self, list): - self.list = [] - for track in list: - self.appendtrack(track) - - def setcallback(self, cb_type, func, arg): - if cb_type < 0 or cb_type >= 8: - raise Error, 'type out of range' - self.callbacks[cb_type] = (func, arg) - if self.playing: - start, end = self.list[self.listindex] - if type(end) == type(0): - if cb_type != CD.PNUM: - self.parser.setcallback(cb_type, func, arg) - else: - if cb_type != CD.ATIME: - self.parser.setcallback(cb_type, func, arg) - - def removecallback(self, cb_type): - if cb_type < 0 or cb_type >= 8: - raise Error, 'type out of range' - self.callbacks[cb_type] = (None, None) - if self.playing: - start, end = self.list[self.listindex] - if type(end) == type(0): - if cb_type != CD.PNUM: - self.parser.removecallback(cb_type) - else: - if cb_type != CD.ATIME: - self.parser.removecallback(cb_type) - - def gettrackinfo(self, *arg): - if not self.status: - self.cachestatus() - if not self.trackinfo: - self.cacheinfo() - if len(arg) == 0: - return self.trackinfo[self.status[5]:self.status[6]+1] - result = [] - for i in arg: - if i < self.status[5] or i > self.status[6]: - raise Error, 'range error' - result.append(self.trackinfo[i]) - return result - - def cacheinfo(self): - if not self.status: - self.cachestatus() - self.trackinfo = [] - for i in range(self.status[5]): - self.trackinfo.append(None) - for i in range(self.status[5], self.status[6]+1): - self.trackinfo.append(self.player.gettrackinfo(i)) - - def cachestatus(self): - self.status = self.player.getstatus() - if self.status[0] == CD.NODISC: - self.status = None - raise Error, 'no disc in player' - - def getstatus(self): - return self.player.getstatus() - - def play(self): - if not self.status: - self.cachestatus() - size = self.player.bestreadsize() - self.listindex = 0 - self.playing = 0 - for i in range(8): - func, arg = self.callbacks[i] - if func: - self.parser.setcallback(i, func, arg) - else: - self.parser.removecallback(i) - if len(self.list) == 0: - for i in range(self.status[5], self.status[6]+1): - self.appendtrack(i) - try: - while 1: - if not self.playing: - if self.listindex >= len(self.list): - return - start, end = self.list[self.listindex] - if type(start) == type(0): - dummy = self.player.seektrack( - start) - else: - min, sec, frame = start - dummy = self.player.seek( - min, sec, frame) - if type(end) == type(0): - self.parser.setcallback( - CD.PNUM, _dopnum, self) - self.end = end - func, arg = \ - self.callbacks[CD.ATIME] - if func: - self.parser.setcallback(CD.ATIME, func, arg) - else: - self.parser.removecallback(CD.ATIME) - else: - min, sec, frame = end - self.parser.setcallback( - CD.ATIME, _doatime, - self) - self.end = (min * 60 + sec) * \ - 75 + frame - func, arg = \ - self.callbacks[CD.PNUM] - if func: - self.parser.setcallback(CD.PNUM, func, arg) - else: - self.parser.removecallback(CD.PNUM) - self.playing = 1 - data = self.player.readda(size) - if data == '': - self.playing = 0 - self.listindex = self.listindex + 1 - continue - try: - self.parser.parseframe(data) - except _Stop: - self.playing = 0 - self.listindex = self.listindex + 1 - finally: - self.playing = 0 + def __init__(self, *arg): + if len(arg) == 0: + self.player = cd.open() + elif len(arg) == 1: + self.player = cd.open(arg[0]) + elif len(arg) == 2: + self.player = cd.open(arg[0], arg[1]) + else: + raise Error, 'bad __init__ call' + self.list = [] + self.callbacks = [(None, None)] * 8 + self.parser = cd.createparser() + self.playing = 0 + self.end = 0 + self.status = None + self.trackinfo = None + + def eject(self): + self.player.eject() + self.list = [] + self.end = 0 + self.listindex = 0 + self.status = None + self.trackinfo = None + if self.playing: +## print 'stop playing from eject' + raise _Stop + + def pmsf2msf(self, track, min, sec, frame): + if not self.status: + self.cachestatus() + if track < self.status[5] or track > self.status[6]: + raise Error, 'track number out of range' + if not self.trackinfo: + self.cacheinfo() + start, total = self.trackinfo[track] + start = ((start[0] * 60) + start[1]) * 75 + start[2] + total = ((total[0] * 60) + total[1]) * 75 + total[2] + block = ((min * 60) + sec) * 75 + frame + if block > total: + raise Error, 'out of range' + block = start + block + min, block = divmod(block, 75*60) + sec, frame = divmod(block, 75) + return min, sec, frame + + def reset(self): + self.list = [] + + def appendtrack(self, track): + self.appendstretch(track, track) + + def appendstretch(self, start, end): + if not self.status: + self.cachestatus() + if not start: + start = 1 + if not end: + end = self.status[6] + if type(end) == type(0): + if end < self.status[5] or end > self.status[6]: + raise Error, 'range error' + else: + l = len(end) + if l == 4: + prog, min, sec, frame = end + if prog < self.status[5] or prog > self.status[6]: + raise Error, 'range error' + end = self.pmsf2msf(prog, min, sec, frame) + elif l != 3: + raise Error, 'syntax error' + if type(start) == type(0): + if start < self.status[5] or start > self.status[6]: + raise Error, 'range error' + if len(self.list) > 0: + s, e = self.list[-1] + if type(e) == type(0): + if start == e+1: + start = s + del self.list[-1] + else: + l = len(start) + if l == 4: + prog, min, sec, frame = start + if prog < self.status[5] or prog > self.status[6]: + raise Error, 'range error' + start = self.pmsf2msf(prog, min, sec, frame) + elif l != 3: + raise Error, 'syntax error' + self.list.append((start, end)) + + def settracks(self, list): + self.list = [] + for track in list: + self.appendtrack(track) + + def setcallback(self, cb_type, func, arg): + if cb_type < 0 or cb_type >= 8: + raise Error, 'type out of range' + self.callbacks[cb_type] = (func, arg) + if self.playing: + start, end = self.list[self.listindex] + if type(end) == type(0): + if cb_type != CD.PNUM: + self.parser.setcallback(cb_type, func, arg) + else: + if cb_type != CD.ATIME: + self.parser.setcallback(cb_type, func, arg) + + def removecallback(self, cb_type): + if cb_type < 0 or cb_type >= 8: + raise Error, 'type out of range' + self.callbacks[cb_type] = (None, None) + if self.playing: + start, end = self.list[self.listindex] + if type(end) == type(0): + if cb_type != CD.PNUM: + self.parser.removecallback(cb_type) + else: + if cb_type != CD.ATIME: + self.parser.removecallback(cb_type) + + def gettrackinfo(self, *arg): + if not self.status: + self.cachestatus() + if not self.trackinfo: + self.cacheinfo() + if len(arg) == 0: + return self.trackinfo[self.status[5]:self.status[6]+1] + result = [] + for i in arg: + if i < self.status[5] or i > self.status[6]: + raise Error, 'range error' + result.append(self.trackinfo[i]) + return result + + def cacheinfo(self): + if not self.status: + self.cachestatus() + self.trackinfo = [] + for i in range(self.status[5]): + self.trackinfo.append(None) + for i in range(self.status[5], self.status[6]+1): + self.trackinfo.append(self.player.gettrackinfo(i)) + + def cachestatus(self): + self.status = self.player.getstatus() + if self.status[0] == CD.NODISC: + self.status = None + raise Error, 'no disc in player' + + def getstatus(self): + return self.player.getstatus() + + def play(self): + if not self.status: + self.cachestatus() + size = self.player.bestreadsize() + self.listindex = 0 + self.playing = 0 + for i in range(8): + func, arg = self.callbacks[i] + if func: + self.parser.setcallback(i, func, arg) + else: + self.parser.removecallback(i) + if len(self.list) == 0: + for i in range(self.status[5], self.status[6]+1): + self.appendtrack(i) + try: + while 1: + if not self.playing: + if self.listindex >= len(self.list): + return + start, end = self.list[self.listindex] + if type(start) == type(0): + dummy = self.player.seektrack( + start) + else: + min, sec, frame = start + dummy = self.player.seek( + min, sec, frame) + if type(end) == type(0): + self.parser.setcallback( + CD.PNUM, _dopnum, self) + self.end = end + func, arg = \ + self.callbacks[CD.ATIME] + if func: + self.parser.setcallback(CD.ATIME, func, arg) + else: + self.parser.removecallback(CD.ATIME) + else: + min, sec, frame = end + self.parser.setcallback( + CD.ATIME, _doatime, + self) + self.end = (min * 60 + sec) * \ + 75 + frame + func, arg = \ + self.callbacks[CD.PNUM] + if func: + self.parser.setcallback(CD.PNUM, func, arg) + else: + self.parser.removecallback(CD.PNUM) + self.playing = 1 + data = self.player.readda(size) + if data == '': + self.playing = 0 + self.listindex = self.listindex + 1 + continue + try: + self.parser.parseframe(data) + except _Stop: + self.playing = 0 + self.listindex = self.listindex + 1 + finally: + self.playing = 0 |