diff options
Diffstat (limited to 'gr-dtv/python')
| -rw-r--r-- | gr-dtv/python/dtv/CMakeLists.txt | 2 | ||||
| -rw-r--r-- | gr-dtv/python/dtv/__init__.py | 9 | ||||
| -rw-r--r-- | gr-dtv/python/dtv/atsc_rx.py | 20 | ||||
| -rw-r--r-- | gr-dtv/python/dtv/atsc_rx_filter.py | 8 | ||||
| -rw-r--r--[-rwxr-xr-x] | gr-dtv/python/dtv/qa_dtv.py | 1 |
5 files changed, 24 insertions, 16 deletions
diff --git a/gr-dtv/python/dtv/CMakeLists.txt b/gr-dtv/python/dtv/CMakeLists.txt index e39b21cbb9..caf19d8d97 100644 --- a/gr-dtv/python/dtv/CMakeLists.txt +++ b/gr-dtv/python/dtv/CMakeLists.txt @@ -44,6 +44,6 @@ if(ENABLE_TESTING) file(GLOB py_qa_test_files "qa_*.py") foreach(py_qa_test_file ${py_qa_test_files}) get_filename_component(py_qa_test_name ${py_qa_test_file} NAME_WE) - GR_ADD_TEST(${py_qa_test_name} ${QA_PYTHON_EXECUTABLE} ${PYTHON_DASH_B} ${py_qa_test_file}) + GR_ADD_TEST(${py_qa_test_name} ${QA_PYTHON_EXECUTABLE} -B ${py_qa_test_file}) endforeach(py_qa_test_file) endif(ENABLE_TESTING) diff --git a/gr-dtv/python/dtv/__init__.py b/gr-dtv/python/dtv/__init__.py index 8d2b8bfbcf..82bd562117 100644 --- a/gr-dtv/python/dtv/__init__.py +++ b/gr-dtv/python/dtv/__init__.py @@ -24,14 +24,17 @@ ''' Blocks and utilities for digital TV module. ''' +from __future__ import absolute_import +from __future__ import unicode_literals + import os try: - from dtv_swig import * + from .dtv_swig import * except ImportError: dirname, filename = os.path.split(os.path.abspath(__file__)) __path__.append(os.path.join(dirname, "..", "..", "swig")) - from dtv_swig import * + from .dtv_swig import * # Import pure python code here -from atsc_rx import * +from .atsc_rx import * diff --git a/gr-dtv/python/dtv/atsc_rx.py b/gr-dtv/python/dtv/atsc_rx.py index 75c61f43ff..d728f0945e 100644 --- a/gr-dtv/python/dtv/atsc_rx.py +++ b/gr-dtv/python/dtv/atsc_rx.py @@ -19,8 +19,10 @@ # the Free Software Foundation, Inc., 59 Temple Place - Suite 330, # Boston, MA 02111-1307, USA. +from __future__ import absolute_import +from __future__ import unicode_literals from gnuradio import gr, filter, analog -from atsc_rx_filter import * +from .atsc_rx_filter import * class atsc_rx(gr.hier_block2): def __init__(self, input_rate, sps): @@ -53,17 +55,17 @@ class atsc_rx(gr.hier_block2): # Remove convolutional trellis coding vit = dtv.atsc_viterbi_decoder() - # Remove convolutional interleaving - dei = dtv.atsc_deinterleaver() + # Remove convolutional interleaving + dei = dtv.atsc_deinterleaver() - # Reed-Solomon decode - rsd = dtv.atsc_rs_decoder() + # Reed-Solomon decode + rsd = dtv.atsc_rs_decoder() - # Derandomize MPEG2-TS packet - der = dtv.atsc_derandomizer() + # Derandomize MPEG2-TS packet + der = dtv.atsc_derandomizer() - # Remove padding from packet - dep = dtv.atsc_depad() + # Remove padding from packet + dep = dtv.atsc_depad() # Connect pipeline self.connect(self, rx_filt, pll, dcr, agc, btl, fsc, equ) diff --git a/gr-dtv/python/dtv/atsc_rx_filter.py b/gr-dtv/python/dtv/atsc_rx_filter.py index e860fa265a..b5df161a59 100644 --- a/gr-dtv/python/dtv/atsc_rx_filter.py +++ b/gr-dtv/python/dtv/atsc_rx_filter.py @@ -19,8 +19,10 @@ # the Free Software Foundation, Inc., 59 Temple Place - Suite 330, # Boston, MA 02111-1307, USA. +from __future__ import division +from __future__ import unicode_literals from gnuradio import gr, filter -import dtv_swig as dtv +from . import dtv_swig as dtv # FIXME move these into separate constants module ATSC_CHANNEL_BW = 6.0e6 @@ -38,10 +40,10 @@ class atsc_rx_filter(gr.hier_block2): nfilts = 16 output_rate = ATSC_SYMBOL_RATE*sps # Desired oversampled sample rate filter_rate = input_rate*nfilts - symbol_rate = ATSC_SYMBOL_RATE/2.0 # One-sided bandwidth of sideband + symbol_rate = ATSC_SYMBOL_RATE / 2.0 # One-sided bandwidth of sideband excess_bw = 0.1152 #1.0-(0.5*ATSC_SYMBOL_RATE/ATSC_CHANNEL_BW) # ~10.3% ntaps = int((2*ATSC_RRC_SYMS+1)*sps*nfilts) - interp = output_rate/input_rate + interp = output_rate / input_rate gain = nfilts*symbol_rate/filter_rate rrc_taps = filter.firdes.root_raised_cosine(gain, # Filter gain filter_rate, # PFB filter prototype rate diff --git a/gr-dtv/python/dtv/qa_dtv.py b/gr-dtv/python/dtv/qa_dtv.py index a0f6edf801..cebdeb5959 100755..100644 --- a/gr-dtv/python/dtv/qa_dtv.py +++ b/gr-dtv/python/dtv/qa_dtv.py @@ -20,6 +20,7 @@ # Boston, MA 02110-1301, USA. # + from gnuradio import gr, gr_unittest, dtv class test_dtv(gr_unittest.TestCase): |