diff options
Diffstat (limited to 'src/gr-fadingui/python')
| -rw-r--r-- | src/gr-fadingui/python/CMakeLists.txt | 3 | ||||
| -rw-r--r-- | src/gr-fadingui/python/__init__.py | 1 | ||||
| -rw-r--r-- | src/gr-fadingui/python/datasource.py | 52 | ||||
| -rw-r--r-- | src/gr-fadingui/python/dearpygui_sink.py | 41 |
4 files changed, 88 insertions, 9 deletions
diff --git a/src/gr-fadingui/python/CMakeLists.txt b/src/gr-fadingui/python/CMakeLists.txt index 4ab9bbc..27b5f4b 100644 --- a/src/gr-fadingui/python/CMakeLists.txt +++ b/src/gr-fadingui/python/CMakeLists.txt @@ -33,7 +33,7 @@ GR_PYTHON_INSTALL( FILES __init__.py datasource.py - DESTINATION ${GR_PYTHON_DIR}/fadingui + dearpygui_sink.py DESTINATION ${GR_PYTHON_DIR}/fadingui ) ######################################################################## @@ -43,3 +43,4 @@ include(GrTest) set(GR_TEST_TARGET_DEPS gnuradio-fadingui) set(GR_TEST_PYTHON_DIRS ${CMAKE_BINARY_DIR}/swig) +GR_ADD_TEST(qa_dearpygui_sink ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_dearpygui_sink.py) diff --git a/src/gr-fadingui/python/__init__.py b/src/gr-fadingui/python/__init__.py index 6cfa23b..d551a71 100644 --- a/src/gr-fadingui/python/__init__.py +++ b/src/gr-fadingui/python/__init__.py @@ -33,5 +33,6 @@ except ImportError: # import any pure python here from .datasource import datasource +from .dearpygui_sink import dearpygui_sink # diff --git a/src/gr-fadingui/python/datasource.py b/src/gr-fadingui/python/datasource.py index ddce468..1914d33 100644 --- a/src/gr-fadingui/python/datasource.py +++ b/src/gr-fadingui/python/datasource.py @@ -19,6 +19,8 @@ # Boston, MA 02110-1301, USA. # +import io + import numpy as np from gnuradio import gr @@ -26,11 +28,17 @@ class datasource(gr.sync_block): """ Loads data from a file choosen in the graphical user interface. """ - def __init__(self, vec_len, sock_addr, file_list): + + HEADER_LEN = 11; + + def __init__(self, vec_len, header_len, sock_addr, file_list): + # FIXME: find a better solution + assert(header_len == datasource.HEADER_LEN) + gr.sync_block.__init__(self, name="datasource", in_sig=None, - out_sig=[np.dtype('256b')]) + out_sig=[np.dtype(f'{vec_len + header_len}b')]) # parameters self.vec_len = vec_len @@ -42,27 +50,55 @@ class datasource(gr.sync_block): self.fsize = None self.fpos = 0 + # cache + self.header_cache = None + # TODO: make it possible to choose from UI self.load_file(file_list[0]) def load_file(self, fname): self.fdata = np.fromfile(fname, np.byte) - self.fsize = len(self.data) + self.fsize = len(self.fdata) - # TODO: remove + # TODO: remove debugging statements print(f"datasource: loaded file size={self.fsize}, head:") print(self.fdata[:10]) + def make_header(self, data_size): + # TODO: check that data_size is not too big + pilot = 0x1248 + header = f"p{pilot:04x}s{data_size:04x}d".encode("ascii") + arr = np.frombuffer(header, dtype=np.dtype("byte")) + return arr + def work(self, input_items, output_items): out = output_items[0] + print(self.fpos) if self.fpos + self.vec_len > self.fsize: - # TODO: implement padding with zeroes + # FIXME: repair broken code below self.fpos = 0 - return 0 + return 0; - out[:] = self.fdata[self.fpos:self.fpos + self.vec_len] - self.fpos += self.vec_len + rest = self.fsize - self.fpos + + # cannot use cached header + header = self.make_header(rest) + data = self.fdata[self.fpos:rest] + frame_size = datasource.HEADER_LEN + rest + out[:] = np.concatenate([header, data]) + + self.fpos = 0 + return rest + + if self.header_cache == None: + self.header = self.make_header(self.vec_len) + + data = self.fdata[self.fpos:self.fpos + self.vec_len] + + out[:] = np.concatenate([self.header, data]) + + self.fpos += self.vec_len return len(output_items[0]) diff --git a/src/gr-fadingui/python/dearpygui_sink.py b/src/gr-fadingui/python/dearpygui_sink.py new file mode 100644 index 0000000..2b8e9fb --- /dev/null +++ b/src/gr-fadingui/python/dearpygui_sink.py @@ -0,0 +1,41 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- +# +# Copyright 2021 Naoki Pross. +# +# This is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3, or (at your option) +# any later version. +# +# This software is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this software; see the file COPYING. If not, write to +# the Free Software Foundation, Inc., 51 Franklin Street, +# Boston, MA 02110-1301, USA. +# + + +import numpy as np +from gnuradio import gr + +class dearpygui_sink(gr.sync_block): + """ + docstring for block dearpygui_sink + """ + def __init__(self): + gr.sync_block.__init__(self, + name="dearpygui_sink", + in_sig=[np.complex64], + out_sig=None) + + + def work(self, input_items, output_items): + in0 = input_items[0] + # <+signal processing here+> + return len(input_items[0]) + |