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/***
This file is part of PulseAudio.
Copyright 2013 Collabora Ltd.
Author: Arun Raghavan <arun.raghavan@collabora.co.uk>
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2.1 of the License,
or (at your option) any later version.
PulseAudio 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 Lesser General Public License
along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <pulse/pulseaudio.h>
typedef struct pa_lo_test_context {
/* Tests need to set these */
const char *context_name;
pa_sample_spec sample_spec;
int play_latency; /* ms */
int rec_latency; /* ms */
pa_stream_request_cb_t write_cb, read_cb;
/* These are set by lo_test_init() */
pa_mainloop *mainloop;
pa_context *context;
pa_stream *play_stream, *rec_stream;
int ss, fs; /* sample size, frame size for convenience */
} pa_lo_test_context;
/* Initialise the test parameters, connect */
int pa_lo_test_init(pa_lo_test_context *ctx);
/* Start running the test */
int pa_lo_test_run(pa_lo_test_context *ctx);
/* Clean up */
void pa_lo_test_deinit(pa_lo_test_context *ctx);
/* Return RMS for the given signal. Assumes the data is a single channel for
* simplicity */
float pa_rms(const float *s, int n);
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