def frame_info(self) -> FrameInfo:
xinfo = ffi.new("struct xmp_frame_info *")
lib.xmp_get_frame_info(self._context, xinfo)
info = FrameInfo()
for name, value in inspect.getmembers(xinfo):
setattr(info, name, value)
info.buffer = memoryview(ffi.buffer(xinfo.buffer, xinfo.buffer_size))
info.channel_info = [self._make_channelinfo(cinfo) for cinfo in xinfo.channel_info]
return info
def test_module(filename: str) -> Tuple[str, str]:
"""investigate a module file and return its name and type"""
testinfo = ffi.new("struct xmp_test_info *")
fbytes = _get_filename_bytes(filename)
result = lib.xmp_test_module(fbytes, testinfo)
if result != 0:
raise XmpError("cannot successfully check module", result)
name = ffi.string(testinfo.name).decode()
mtype = ffi.string(testinfo.type).decode()
return name, mtype
def inject_event(self, channel: int, event: XEvent) -> None:
xevent = ffi.new("struct xmp_event*")
xevent.note = event.note
xevent.ins = event.ins
xevent.vol = event.vol
xevent.fxt = event.fxt
xevent.fxp = event.fxp
xevent.f2t = event.f2t
xevent.f2p = event.f2p
lib.xmp_inject_event(self._context, channel, xevent)
def module_info(self) -> ModuleInfo:
xinfo = ffi.new("struct xmp_module_info *")
lib.xmp_get_module_info(self._context, xinfo)
info = ModuleInfo()
info.name = ffi.string(xinfo.mod.name).decode()
info.comment = "" if xinfo.comment == ffi.NULL else ffi.string(xinfo.comment).decode()
info.type = ffi.string(xinfo.mod.type).decode()
info.pat = xinfo.mod.pat
info.trk = xinfo.mod.trk
info.chn = xinfo.mod.chn
info.ins = xinfo.mod.ins
info.smp = xinfo.mod.smp
info.spd = xinfo.mod.spd
info.bpm = xinfo.mod.bpm
info.rst = xinfo.mod.rst
info.gvl = min(xinfo.mod.gvl, xinfo.vol_base)
info.vol_base = xinfo.vol_base
return info