From 5748eff26f835bffedb41bd5748ccbaefbe1e02f Mon Sep 17 00:00:00 2001
From: Johnathan Corgan <jcorgan@corganenterprises.com>
Date: Mon, 14 Mar 2011 10:26:56 -0700
Subject: audio: remove obsoleted individual top-level components
---
gr-audio-windows/src/audio_windows_source.cc | 206 ---------------------------
1 file changed, 206 deletions(-)
delete mode 100644 gr-audio-windows/src/audio_windows_source.cc
(limited to 'gr-audio-windows/src/audio_windows_source.cc')
diff --git a/gr-audio-windows/src/audio_windows_source.cc b/gr-audio-windows/src/audio_windows_source.cc
deleted file mode 100644
index a88923afde..0000000000
--- a/gr-audio-windows/src/audio_windows_source.cc
+++ /dev/null
@@ -1,206 +0,0 @@
-/* -*- c++ -*- */
-/*
- * Copyright 2004,2010 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 <audio_windows_source.h>
-#include <gr_io_signature.h>
-//include <sys/soundcard.h>
-//include <sys/ioctl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <iostream>
-#include <stdexcept>
-
-
-static const double CHUNK_TIME = 0.005; // 5 ms
-
-// FIXME these should query some kind of user preference
-
-static std::string
-default_device_name ()
-{
- return "/dev/dsp";
-}
-
-audio_windows_source::audio_windows_source (int sampling_freq, const std::string device_name)
- : gr_sync_block ("audio_windows_source",
- gr_make_io_signature (0, 0, 0),
- gr_make_io_signature (1, 2, sizeof (float))),
- d_sampling_freq (sampling_freq),
- d_device_name (device_name.empty ()? default_device_name () : device_name),
- d_fd (-1), d_buffer (0), d_chunk_size (0)
-{
- //FIXME TODO implement me
-#if 0
- if ((d_fd = open (d_device_name.c_str (), O_RDONLY)) < 0)
- {
- fprintf (stderr, "audio_windows_source: ");
- perror (d_device_name.c_str ());
- throw
- std::runtime_error ("audio_windows_source");
- }
-
- d_chunk_size = (int) (d_sampling_freq * CHUNK_TIME);
- set_output_multiple (d_chunk_size);
-
- d_buffer = new short[d_chunk_size * 2];
-
- int format = AFMT_S16_NE;
- int orig_format = format;
- if (ioctl (d_fd, SNDCTL_DSP_SETFMT, &format) < 0)
- {
- std::
- cerr << "audio_windows_source: " << d_device_name <<
- " ioctl failed\n";
- perror (d_device_name.c_str ());
- throw
- std::runtime_error ("audio_windows_source");
- }
-
- if (format != orig_format)
- {
- fprintf (stderr, "audio_windows_source: unable to support format %d\n",
- orig_format);
- fprintf (stderr, " card requested %d instead.\n", format);
- }
-
- // set to stereo no matter what. Some hardware only does stereo
- int channels = 2;
- if (ioctl (d_fd, SNDCTL_DSP_CHANNELS, &channels) < 0 || channels != 2)
- {
- perror ("audio_windows_source: could not set STEREO mode");
- throw
- std::runtime_error ("audio_windows_source");
- }
-
- // set sampling freq
- int sf = sampling_freq;
- if (ioctl (d_fd, SNDCTL_DSP_SPEED, &sf) < 0)
- {
- std::cerr << "audio_windows_source: "
- << d_device_name << ": invalid sampling_freq "
- << sampling_freq << "\n";
- sampling_freq = 8000;
- if (ioctl (d_fd, SNDCTL_DSP_SPEED, &sf) < 0)
- {
- std::
- cerr <<
- "audio_windows_source: failed to set sampling_freq to 8000\n";
- throw
- std::runtime_error ("audio_windows_source");
- }
- }
-#endif
-}
-
-audio_windows_source::~audio_windows_source ()
-{
- /*close (d_fd);
- delete [] d_buffer;
- */
-}
-
-audio_windows_source_sptr
-audio_windows_make_source (int sampling_freq, const std::string dev)
-{
- return gnuradio::get_initial_sptr (new audio_windows_source (sampling_freq, dev));
-}
-
-
-int
-audio_windows_source::work (int noutput_items,
- gr_vector_const_void_star & input_items,
- gr_vector_void_star & output_items)
-{
- //FIXME TODO implement me
-#if 0
- float *f0 = (float *) output_items[0];
- float *f1 = (float *) output_items[1]; // will be invalid if this is mono output
-
- const int shorts_per_item = 2; // L + R
- const int bytes_per_item = shorts_per_item * sizeof (short);
-
- // To minimize latency, never return more than CHUNK_TIME
- // worth of samples per call to work.
- // FIXME, we need an API to set this value
-
- noutput_items = std::min (noutput_items, d_chunk_size);
-
- int base = 0;
- int ntogo = noutput_items;
-
- while (ntogo > 0)
- {
- int nbytes = std::min (ntogo, d_chunk_size) * bytes_per_item;
- int result_nbytes = read (d_fd, d_buffer, nbytes);
-
- if (result_nbytes < 0)
- {
- perror ("audio_windows_source");
- return -1; // say we're done
- }
-
- if ((result_nbytes & (bytes_per_item - 1)) != 0)
- {
- fprintf (stderr, "audio_windows_source: internal error.\n");
- throw std::runtime_error ("internal error");
- }
-
- int result_nitems = result_nbytes / bytes_per_item;
-
- // now unpack samples into output streams
-
- switch (output_items.size ())
- {
- case 1: // mono output
- for (int i = 0; i < result_nitems; i++)
- {
- f0[base + i] = d_buffer[2 * i + 0] * (1.0 / 32767);
- }
- break;
-
- case 2: // stereo output
- for (int i = 0; i < result_nitems; i++)
- {
- f0[base + i] = d_buffer[2 * i + 0] * (1.0 / 32767);
- f1[base + i] = d_buffer[2 * i + 1] * (1.0 / 32767);
- }
- break;
-
- default:
- assert (0);
- }
-
- ntogo -= result_nitems;
- base += result_nitems;
- }
-
- return noutput_items - ntogo;
-#endif
- return -1; // EOF
-}
--
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