[Sndobj-devel] R: Problem with PushIn and Numpy array from h5py
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[Sndobj-devel] R: Problem with PushIn and Numpy array from h5py
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From: Luigi C. <lui...@ya...> - 2009-06-30 15:07:03
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--- Mar 30/6/09, Luigi Curzi <lui...@ya...> ha scritto:
> Da: Luigi Curzi <lui...@ya...>
> Oggetto: [Sndobj-devel] Problem with PushIn and Numpy array from h5py
> A: snd...@li...
> Data: Martedì 30 giugno 2009, 13:38
>
> i use python-sndobj.
> i created a sndthread with a callback function that pushes
> in a slice from a numpy array in sndobj; the numpy array is
> a view from an h5py file (created using h5py library
> facilities)
>
> def __process_callback(self, channels):
> if self.stream.pos_ptr < stop:
> for i in
> range(channels):
>
>self.channels[i].PushIn(self.stream.audiodata.get_slice(self.stream.pos_ptr,
>
>
>
>
> self.stream.pos_ptr + 256, i) * 32768)
> self.stream.pos_ptr += 256
>
i forgot to explain that get_slice() is a method that retrieves a slice from an array stored in a h5 file (through h5py).
> i think that the problem is in h5py + sndthread, because
> also without pushin function in the callback, application
> crashes.
> if i use same array in a qthread or in a python thread it
> works without problems;
>
> this is the bt:
> (gdb) bt full
>
>
>
>
> #0 PyDict_SetItem (op=0x0, key=0xb7d8c3a0,
> value=0x81453c0) at ../Objects/dictobject.c:624
> hash = <value optimized
> out>
>
>
>
> n_used = <value optimized
> out>
>
>
>
> #1 0x08088d42 in PyDict_SetItemString (v=0x0,
> key=0x813f9f2 "exc_type", item=0x81453c0)
> at ../Objects/dictobject.c:2186
>
>
>
>
> kv = (PyObject *)
> 0xb7d8c3a0
>
>
>
> err = -1
>
>
>
>
>
> #2 0x080f2a51 in PySys_SetObject (name=0x813f9f2
> "exc_type", v=0xa047d40)
>
> at ../Python/sysmodule.c:82
>
>
>
>
> sd = (PyObject *) 0x0
>
>
>
>
> #3 0x080cdd66 in PyEval_EvalFrameEx (f=0x9f4b744,
> throwflag=0) at ../Python/ceval.c:2994
> exc = (PyObject *)
> 0x81453c0
>
>
>
> val = (PyObject *)
> 0xa047cec
>
>
>
> tb = (PyObject *)
> 0xa0434dc
>
>
>
> b = (PyTryBlock *)
> 0x9f4b78c
>
>
>
> stack_pointer = (PyObject **)
> 0x9f4b87c
>
>
> next_instr = (unsigned char *)
> 0x9f35311 "SWn\032"
>
>
> opcode = <value optimized
> out>
>
>
>
> oparg = 0
>
>
>
>
>
> why = <value optimized
> out>
>
>
>
> err = 0
>
>
>
>
>
> x = (PyObject *)
> 0x814a398
>
>
>
> v = (PyObject *) 0x0
>
>
>
>
> w = (PyObject *) 0x0
>
>
>
>
> u = (PyObject *) 0x0
>
>
>
>
> t = <value optimized
> out>
>
>
>
> stream = (PyObject *) 0x0
>
>
>
>
> freevars = (PyObject **)
> 0x9f4b87c
>
>
>
> retval = (PyObject *) 0x0
>
>
>
>
> tstate = (PyThreadState *)
> 0xa2f1e60
>
>
>
> co = (PyCodeObject *)
> 0x9f35338
>
>
>
> instr_ub = -1
>
>
>
>
>
> instr_lb = 0
>
>
>
>
>
> instr_prev = -1
>
>
>
>
> first_instr = (unsigned char *)
> 0x9f35304 "y\017"
>
>
> ---Type <return> to continue, or q <return> to
> quit---
>
>
> names = (PyObject *)
> 0x9f00e14
>
>
>
> consts = (PyObject *)
> 0x9f1454c
>
>
>
> #4 0x080cf89d in PyEval_EvalFrameEx (f=0x9f5f5fc,
> throwflag=0) at ../Python/ceval.c:3698
> sp = (PyObject **)
> 0x9f5f748
>
>
>
> stack_pointer = (PyObject **)
> 0x9f5f748
>
>
> next_instr = (unsigned char *)
> 0x9818b02 "}\002"
>
>
> opcode = <value optimized
> out>
>
>
>
> oparg = 0
>
>
>
>
>
> why = <value optimized
> out>
>
>
>
> err = 0
>
>
>
>
>
> x = (PyObject *) 0x0
>
>
>
>
> v = (PyObject *)
> 0x9f0f8ac
>
>
>
> w = (PyObject *) 0x0
>
>
>
>
> u = (PyObject *) 0x0
>
>
>
>
> t = <value optimized
> out>
>
>
>
> stream = (PyObject *) 0x0
>
>
>
>
> freevars = (PyObject **)
> 0x9f5f744
>
>
>
> retval = (PyObject *) 0x0
>
>
>
>
> tstate = (PyThreadState *)
> 0xa2f1e60
>
>
>
> co = (PyCodeObject *)
> 0x9f1bd10
>
>
>
> instr_ub = -1
>
>
>
>
>
> instr_lb = 0
>
>
>
>
>
> instr_prev = -1
>
>
>
>
> first_instr = (unsigned char *)
> 0x9818afc "t"
>
>
> names = (PyObject *)
> 0x9f011ac
>
>
>
> consts = (PyObject *)
> 0x9f0114c
>
>
>
> #5 0x080d00c5 in PyEval_EvalCodeEx (co=0x9f1bd10,
> globals=0x9f0f8ac, locals=0x0,
>
> args=0xa0a5378, argcount=1, kws=0xa0a537c,
> kwcount=0, defs=0x9f14dd8, defcount=1,
> closure=0x0) at ../Python/ceval.c:2875
>
>
>
>
> f = (PyFrameObject *)
> 0x9f5f5fc
>
>
>
> retval = <value optimized
> out>
>
>
>
> freevars = (PyObject **)
> 0x9f5f744
>
>
>
> tstate = (PyThreadState *)
> 0xa2f1e60
>
>
>
> x = <value optimized
> out>
>
>
>
> u = (PyObject *)
> 0x9eabdac
>
>
>
> ---Type <return> to continue, or q <return> to
> quit---
>
>
> #6 0x080ce9fc in PyEval_EvalFrameEx (f=0xa0a520c,
> throwflag=0) at ../Python/ceval.c:3708
> sp = (PyObject **)
> 0xa0a537c
>
>
>
> stack_pointer = (PyObject **)
> 0xa0a537c
>
>
> next_instr = (unsigned char *)
> 0x9fea5a7 "\001z�\001t\003"
>
>
> opcode = <value optimized
> out>
>
>
>
> oparg = 0
>
>
>
>
>
> why = <value optimized
> out>
>
>
>
> err = 0
>
>
>
>
>
> x = (PyObject *)
> 0x9c165cc
>
>
>
> v = (PyObject *)
> 0x9e9ed74
>
>
>
> w = (PyObject *) 0x0
>
>
>
>
> u = (PyObject *) 0x0
>
>
>
>
> t = <value optimized
> out>
>
>
>
> stream = (PyObject *) 0x0
>
>
>
>
> freevars = (PyObject **)
> 0xa0a5378
>
>
>
> retval = (PyObject *) 0x0
>
>
>
>
> tstate = (PyThreadState *)
> 0xa2f1e60
>
>
>
> co = (PyCodeObject *)
> 0x9ea6650
>
>
>
> instr_ub = -1
>
>
>
>
>
> instr_lb = 0
>
>
>
>
>
> instr_prev = -1
>
>
>
>
> first_instr = (unsigned char *)
> 0x9fea594 "|"
>
>
> names = (PyObject *)
> 0x9ea412c
>
>
>
> consts = (PyObject *)
> 0x9ea64f4
>
>
>
> #7 0x080d00c5 in PyEval_EvalCodeEx (co=0x9ea6650,
> globals=0x9e9ed74, locals=0x0,
>
> args=0xa047ab8, argcount=2, kws=0x0,
> kwcount=0, defs=0x0, defcount=0, closure=0x0)
>
> at ../Python/ceval.c:2875
>
>
>
>
> f = (PyFrameObject *)
> 0xa0a520c
>
>
>
> retval = <value optimized
> out>
>
>
>
> freevars = (PyObject **)
> 0xa0a5378
>
>
>
> tstate = (PyThreadState *)
> 0xa2f1e60
>
>
>
> x = <value optimized
> out>
>
>
>
> u = (PyObject *) 0x0
>
>
>
>
> #8 0x08116b91 in function_call (func=0x9eb241c,
> arg=0xa047aac, kw=0x0)
>
> at ../Objects/funcobject.c:517
>
>
>
>
> ---Type <return> to continue, or q <return> to
> quit---
>
>
> result = <value optimized
> out>
>
>
>
> argdefs = <value optimized
> out>
>
>
>
> d = (PyObject **) 0x0
>
>
>
>
> nk = <value optimized
> out>
>
>
>
> nd = 0
>
>
>
>
>
> #9 0x0805d4b7 in PyObject_Call (func=0xa0311d0,
> arg=0xa047aac, kw=0x0)
>
> at ../Objects/abstract.c:1861
>
>
>
>
> result = <value optimized
> out>
>
>
>
> call = (ternaryfunc) 0
>
>
>
>
>
> #10 0x0806369f in instancemethod_call (func=0x9eb241c,
> arg=0xa047aac, kw=0x0)
> at ../Objects/classobject.c:2519
>
>
>
> self = (PyObject *)
> 0xa042dec
>
>
> klass = (PyObject *) 0x1
>
>
>
> result = <value optimized
> out>
>
>
> #11 0x0805d4b7 in PyObject_Call (func=0xa0311d0,
> arg=0xa039ccc, kw=0x0)
> at ../Objects/abstract.c:1861
>
>
>
> result = <value optimized
> out>
>
>
> call = (ternaryfunc) 0
>
>
>
> #12 0x080a24d7 in call_method (o=0xa042dec, name=0x812842f
> "__getitem__", nameobj=0x8168874,
> format=0x812d8fe "(O)") at
> ../Objects/typeobject.c:929
>
>
> args = (PyObject *)
> 0xa039ccc
>
>
>
> func = (PyObject *)
> 0x9c16644
>
>
>
> retval = <value optimized
> out>
>
>
>
> #13 0x080a2cf0 in slot_mp_subscript (self=0xa042dec,
> arg1=0xa04412c)
>
> at ../Objects/typeobject.c:4371
>
>
>
>
> cache_str = (PyObject *)
> 0xb7d53048
>
>
>
> #14 0x080cbee4 in PyEval_EvalFrameEx (f=0xa289394,
> throwflag=0) at ../Python/ceval.c:1214
> stack_pointer = (PyObject **)
> 0xa2894e4
>
>
> next_instr = (unsigned char *)
> 0x9f188ea "S"
>
>
> opcode = <value optimized
> out>
>
>
>
> oparg = 0
>
>
>
>
>
> why = <value optimized
> out>
>
>
>
> err = 0
>
>
>
>
>
> x = (PyObject *)
> 0xa04412c
>
>
>
> v = (PyObject *)
> 0xa042dec
>
>
>
> ---Type <return> to continue, or q <return> to
> quit---
>
>
> w = (PyObject *)
> 0xa04412c
>
>
>
> u = (PyObject *) 0x0
>
>
>
>
>
> t = <value optimized
> out>
>
>
>
> stream = (PyObject *) 0x6
>
>
>
>
> freevars = (PyObject **)
> 0xa2894dc
>
>
>
> retval = (PyObject *) 0x0
>
>
>
>
> tstate = (PyThreadState *)
> 0xa2f1e60
>
>
>
> co = (PyCodeObject *)
> 0x9f1b6e0
>
>
>
> instr_ub = -1
>
>
>
>
>
> instr_lb = 0
>
>
>
>
>
> instr_prev = -1
>
>
>
>
>
> first_instr = (unsigned char *)
> 0x9f188d4 "|"
>
>
> names = (PyObject *)
> 0x9efe70c
>
>
>
> consts = (PyObject *)
> 0x9efe6ec
>
>
>
> #15 0x080d00c5 in PyEval_EvalCodeEx (co=0x9f1b6e0,
> globals=0x9f12c64, locals=0x0,
>
> args=0xb26019c0, argcount=4, kws=0xb26019d0,
> kwcount=0, defs=0x9efe918, defcount=1,
> closure=0x0) at ../Python/ceval.c:2875
>
>
>
>
> f = (PyFrameObject *)
> 0xa289394
>
>
>
> retval = <value optimized
> out>
>
>
>
> freevars = (PyObject **)
> 0xa2894dc
>
>
>
> tstate = (PyThreadState *)
> 0xa2f1e60
>
>
>
> x = <value optimized
> out>
>
>
>
> u = (PyObject *)
> 0xb26019c0
>
>
>
> #16 0x080ce9fc in PyEval_EvalFrameEx (f=0xb2601874,
> throwflag=0) at ../Python/ceval.c:3708
> sp = (PyObject **)
> 0xb26019d0
>
>
>
> stack_pointer = (PyObject **)
> 0xb26019d0
>
>
>
> next_instr = (unsigned char *)
> 0x9e073f6 "d\003"
>
>
> opcode = <value optimized
> out>
>
>
>
> oparg = 3
>
>
>
>
>
> why = <value optimized
> out>
>
>
>
> err = 0
>
>
>
>
>
> x = (PyObject *)
> 0x96500ac
>
>
>
> v = (PyObject *)
> 0xb2600010
>
>
>
> w = (PyObject *)
> 0xb6d73037
>
>
>
> u = (PyObject *) 0x1d6fa0
>
>
>
>
> ---Type <return> to continue, or q <return> to
> quit---
>
>
> t = <value optimized
> out>
>
>
>
> stream = (PyObject *)
> 0xa1d6fa0
>
>
>
> freevars = (PyObject **)
> 0xb26019b8
>
>
>
> retval = (PyObject *) 0x0
>
>
>
>
> tstate = (PyThreadState *)
> 0xa2f1e60
>
>
>
> co = (PyCodeObject *)
> 0x9f09608
>
>
>
> instr_ub = -1
>
>
>
>
>
> instr_lb = 0
>
>
>
>
>
> instr_prev = -1
>
>
>
>
>
> first_instr = (unsigned char *)
> 0x9e07394 "|"
>
>
> names = (PyObject *)
> 0x982270c
>
>
>
> consts = (PyObject *)
> 0x9f23e9c
>
>
>
> #17 0x080d00c5 in PyEval_EvalCodeEx (co=0x9f09608,
> globals=0x9f04bdc, locals=0x0,
>
> args=0xa047b58, argcount=2, kws=0x0,
> kwcount=0, defs=0x0, defcount=0, closure=0x0)
>
> at ../Python/ceval.c:2875
>
>
>
>
>
> f = (PyFrameObject *)
> 0xb2601874
> retval = <value optimized
> out>
> freevars = (PyObject **)
> 0xb26019b8
> tstate = (PyThreadState *)
> 0xa2f1e60
> x = <value optimized
> out>
> u = (PyObject *)
> 0xa1cb000
> #18 0x08116b91 in function_call (func=0x9a4abc4,
> arg=0xa047b4c, kw=0x0)
> at ../Objects/funcobject.c:517
>
>
>
> result = <value optimized
> out>
>
>
> argdefs = <value optimized
> out>
>
>
> d = (PyObject **) 0x0
>
>
>
> nk = <value optimized
> out>
>
>
> nd = 0
>
>
>
>
> #19 0x0805d4b7 in PyObject_Call (func=0xa0311d0,
> arg=0xa047b4c, kw=0x0)
> at ../Objects/abstract.c:1861
>
>
>
> result = <value optimized
> out>
> call = (ternaryfunc) 0
> #20 0x0806369f in instancemethod_call (func=0x9a4abc4,
> arg=0xa047b4c, kw=0x0)
> at ../Objects/classobject.c:2519
> self = (PyObject *) 0x9afadac
> ---Type <return> to continue, or q <return> to
> quit---
> klass = (PyObject *) 0x1
> result = <value optimized
> out>
> #21 0x0805d4b7 in PyObject_Call (func=0xa0311d0,
> arg=0xa04278c, kw=0x0)
> at ../Objects/abstract.c:1861
> result = <value optimized
> out>
> call = (ternaryfunc) 0
> #22 0x080c88fc in PyEval_CallObjectWithKeywords
> (func=0x9c165a4, arg=0xa04278c, kw=0x0)
> at ../Python/ceval.c:3481
> result = <value optimized
> out>
> #23 0xb55d9d6f in ?? () from
> /usr/lib/python2.5/site-packages/_sndobj.so
> No symbol table info available.
> #24 0xb5429992 in threadfunc () from
> /usr/lib/libsndobj.so.2.6.5
> No symbol table info available.
> #25 0xb7f284e5 in start_thread (arg=0xb1dfeb90) at
> pthread_create.c:300
> __res = <value optimized
> out>
> __ignore1 = <value optimized
> out>
> __ignore2 = <value optimized
> out>
> pd = (struct pthread *)
> 0xb1dfeb90
> now = <value optimized
> out>
> unwind_buf = {cancel_jmp_buf =
> {{jmp_buf = {-1208778764, 0, 4001536, -1310726984,
> 1504832600, 58672724},
> mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0},
> data = {prev = 0x0, cleanup = 0x0, canceltype
> = 0}}}
> not_first_call = <value
> optimized out>
> #26 0xb7e7621e in clone () at
> ../sysdeps/unix/sysv/linux/i386/clone.S:130
> No locals.
>
thanks in advice.
Luigi
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