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-alsa/src/audio_alsa_source.h | 124 ----------------------------------
1 file changed, 124 deletions(-)
delete mode 100644 gr-audio-alsa/src/audio_alsa_source.h
(limited to 'gr-audio-alsa/src/audio_alsa_source.h')
diff --git a/gr-audio-alsa/src/audio_alsa_source.h b/gr-audio-alsa/src/audio_alsa_source.h
deleted file mode 100644
index db6c456839..0000000000
--- a/gr-audio-alsa/src/audio_alsa_source.h
+++ /dev/null
@@ -1,124 +0,0 @@
-/* -*- 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.
- */
-
-#ifndef INCLUDED_AUDIO_ALSA_SOURCE_H
-#define INCLUDED_AUDIO_ALSA_SOURCE_H
-
-// use new ALSA API
-#define ALSA_PCM_NEW_HW_PARAMS_API
-#define ALSA_PCM_NEW_SW_PARAMS_API
-
-#include <gr_sync_block.h>
-#include <string>
-#include <alsa/asoundlib.h>
-#include <stdexcept>
-
-class audio_alsa_source;
-typedef boost::shared_ptr<audio_alsa_source> audio_alsa_source_sptr;
-
-/*!
- * \brief Make an ALSA audio source.
- *
- * \param sampling_rate sampling rate
- * \param device_name ALSA pcm device name, e.g., "hw:0,0"
- * \param ok_to_block (currently ignored)
- */
-audio_alsa_source_sptr
-audio_alsa_make_source (int sampling_rate,
- const std::string device_name = "",
- bool ok_to_block = true);
-
-/*!
- * \brief audio source using ALSA
- *
- * The source has between 1 and N input streams of floats, where N is
- * depends on the hardware characteristics of the selected device.
- *
- * Output samples will be in the range [-1,1].
- */
-class audio_alsa_source : public gr_sync_block {
- friend audio_alsa_source_sptr
- audio_alsa_make_source (int sampling_rate,
- const std::string device_name,
- bool ok_to_block);
-
- // typedef for pointer to class work method
- typedef int (audio_alsa_source::*work_t)(int noutput_items,
- gr_vector_const_void_star &input_items,
- gr_vector_void_star &output_items);
-
- unsigned int d_sampling_rate;
- std::string d_device_name;
- snd_pcm_t *d_pcm_handle;
- snd_pcm_hw_params_t *d_hw_params;
- snd_pcm_sw_params_t *d_sw_params;
- snd_pcm_format_t d_format;
- unsigned int d_nperiods;
- unsigned int d_period_time_us; // microseconds
- snd_pcm_uframes_t d_period_size; // in frames
- unsigned int d_buffer_size_bytes; // sizeof of d_buffer
- char *d_buffer;
- work_t d_worker; // the work method to use
- unsigned int d_hw_nchan; // # of configured h/w channels
- bool d_special_case_stereo_to_mono;
-
- // random stats
- int d_noverruns; // count of overruns
- int d_nsuspends; // count of suspends
-
- void output_error_msg (const char *msg, int err);
- void bail (const char *msg, int err) throw (std::runtime_error);
-
- protected:
- audio_alsa_source (int sampling_rate, const std::string device_name,
- bool ok_to_block);
-
- public:
- ~audio_alsa_source ();
-
- bool check_topology (int ninputs, int noutputs);
-
- int work (int noutput_items,
- gr_vector_const_void_star &input_items,
- gr_vector_void_star &output_items);
-
-protected:
- bool read_buffer (void *buffer, unsigned nframes, unsigned sizeof_frame);
-
- int work_s16 (int noutput_items,
- gr_vector_const_void_star &input_items,
- gr_vector_void_star &output_items);
-
- int work_s16_2x1 (int noutput_items,
- gr_vector_const_void_star &input_items,
- gr_vector_void_star &output_items);
-
- int work_s32 (int noutput_items,
- gr_vector_const_void_star &input_items,
- gr_vector_void_star &output_items);
-
- int work_s32_2x1 (int noutput_items,
- gr_vector_const_void_star &input_items,
- gr_vector_void_star &output_items);
-};
-
-#endif /* INCLUDED_AUDIO_ALSA_SOURCE_H */
--
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