+++ /dev/null
-/* -*- c++ -*- */
-/*
- * Copyright 2004,2006 Free Software Foundation, Inc.
- *
- * This file is part of GNU Radio
- *
- * GNU Radio 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.
- *
- * GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <msdd_source_s.h>
-#include <gr_io_signature.h>
-
-#define MSDD_DEBUG2_TRUE
-
-#ifdef MSDD_DEBUG2_TRUE
-#include <iostream>
-#define MSDD_DEBUG2(x) std::cout << x << std::endl;
-#else
-#define MSDD_DEBUG2(x)
-#endif
-
-
-namespace {
- static const int NBASIC_SAMPLES_PER_ITEM = 1;
-}
-
-msdd_source_s_sptr
-msdd_make_source_s (int which_board,
- unsigned int decim_rate,
- unsigned int fft_points,
- double initial_rx_freq,
- int opp_mode,
- const char *src,
- unsigned short port_src
- ) throw (std::runtime_error)
-{
- return msdd_source_s_sptr (new msdd_source_s (which_board,
- decim_rate,
- fft_points,
- initial_rx_freq,
- opp_mode,
- src,
- port_src
- ));
-}
-
-
-msdd_source_s::msdd_source_s (int which_board,
- unsigned int decim_rate,
- unsigned int fft_points,
- double initial_rx_freq,
- int opp_mode,
- const char *src,
- unsigned short port_src
- ) throw (std::runtime_error)
- : msdd_source_base ("msdd_source_s",
- gr_make_io_signature (1, 1, sizeof (int)),
- which_board, opp_mode, src, port_src
- )
-{
-
- switch (sizeof_basic_sample()) {
- case 1:
- d_buffer_copy_behavior.reset(
- new msdd::BufferCopyBehaviorGeneric<short, unsigned char>());
- break;
- case 2:
- d_buffer_copy_behavior.reset(
- new msdd::BufferCopyBehaviorGeneric<short, float>());
- break;
- case 4:
- d_buffer_copy_behavior.reset(
- new msdd::BufferCopyBehaviorGeneric<short, int>());
- break;
- default:
- assert(false);
- }
-
-}
-
-msdd_source_s::~msdd_source_s ()
-{
-}
-
-int
-msdd_source_s::ninput_bytes_reqd_for_noutput_items (int noutput_items)
-{
- return noutput_items * NBASIC_SAMPLES_PER_ITEM * sizeof_basic_sample();
-}
-
-void
-msdd_source_s::copy_from_msdd_buffer (gr_vector_void_star &output_items,
- int output_index,
- int output_items_available,
- int &output_items_produced,
- const void *msdd_buffer,
- int buffer_length,
- int &bytes_read)
-{
- MSDD_DEBUG2("copy_from_msdd_buffer: output_index: " << output_index << " output_items_available: " << output_items_available << " buflen: " << buffer_length)
-
- unsigned nmsdd_bytes_per_item
- (msdd_source_s::ninput_bytes_reqd_for_noutput_items(1));
-
- unsigned int nitems = std::min (output_items_available,
- (int)(buffer_length / nmsdd_bytes_per_item));
-
- MSDD_DEBUG2("copy_from_msdd_buffer: nmsdd_bytes_per_item: " << nmsdd_bytes_per_item << " nitems: " << nitems)
-
- (*d_buffer_copy_behavior.get())(output_items, msdd_buffer, output_index, nitems);
-
- output_items_produced = nitems;
- bytes_read = nitems * nmsdd_bytes_per_item;
-}