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Bugfix: big endian items in unpact_2bit_samples

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This commit is contained in:
Cillian O'Driscoll
2015-12-23 18:44:38 +00:00
parent eea1c41072
commit 96127d8fe5
1 changed files with 8 additions and 2 deletions
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10
src/algorithms/signal_source/gnuradio_blocks/unpack_2bit_samples.cc
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@@ -31,6 +31,7 @@
#include "unpack_2bit_samples.h" #include "unpack_2bit_samples.h"
#include <iostream> #include <iostream>
#include <glog/logging.h>
#include <gnuradio/io_signature.h> #include <gnuradio/io_signature.h>
struct byte_2bit_struct struct byte_2bit_struct
@@ -118,12 +119,17 @@ unpack_2bit_samples::unpack_2bit_samples( bool big_endian_bytes,
// Only swap the item bytes if the item size > 1 byte and the system // Only swap the item bytes if the item size > 1 byte and the system
// endianess is not the same as the item endianness: // endianess is not the same as the item endianness:
swap_endian_items_ = ( item_size_ > 1 ) && swap_endian_items_ = ( item_size_ > 1 ) &&
( big_endian_system != big_endian_items); ( !big_endian_items);
bool big_endian_bytes_system = systemBytesAreBigEndian(); bool big_endian_bytes_system = systemBytesAreBigEndian();
swap_endian_bytes_ = ( big_endian_bytes_system != big_endian_bytes_ ); swap_endian_bytes_ = ( big_endian_bytes_system != big_endian_bytes_ );
LOG(INFO) << "swap_endian_items_ : " << swap_endian_items_
<< ". swap_endian_bytes_ : " << swap_endian_bytes_
<< ". item_size_ : " << item_size_
<< ". reverse_interleaving_ : " << reverse_interleaving_;
} }
unpack_2bit_samples::~unpack_2bit_samples() unpack_2bit_samples::~unpack_2bit_samples()
@@ -138,7 +144,7 @@ int unpack_2bit_samples::work(int noutput_items,
size_t ninput_bytes = noutput_items/4; size_t ninput_bytes = noutput_items/4;
size_t ninput_items = ninput_bytes/item_size_; size_t ninput_items = ninput_bytes/item_size_;
// Handle endian swap if needed // Handle endian swap if needed
if( swap_endian_items_ ) if( swap_endian_items_ )
{ {