static void fileplay_soundwrite(const char *filename) {
	MSConnectionHelper h;
	bool_t need_resampler = FALSE;
	unsigned int filter_mask = FILTER_MASK_FILEPLAY | FILTER_MASK_SOUNDWRITE;
	int sample_rate = 8000;
	int nchannels = 1;
	int done = FALSE;

	ms_filter_reset_statistics();
	ms_tester_create_ticker();
	ms_tester_create_filters(filter_mask);
	ms_filter_set_notify_callback(ms_tester_fileplay, fileplay_eof, &done);
	ms_filter_call_method_noarg(ms_tester_fileplay, MS_FILE_PLAYER_CLOSE);
	ms_filter_call_method(ms_tester_fileplay, MS_FILE_PLAYER_OPEN, (void *)filename);
	ms_filter_call_method(ms_tester_fileplay, MS_FILTER_GET_SAMPLE_RATE, &sample_rate);
	ms_filter_call_method(ms_tester_fileplay, MS_FILTER_GET_NCHANNELS, &nchannels);
	if (ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_SET_BITRATE, &sample_rate) != 0) {
		int soundwrite_sample_rate = 48000;
		ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_GET_BITRATE, &soundwrite_sample_rate);
		if (sample_rate != soundwrite_sample_rate) need_resampler = TRUE;
	}
	if (ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_SET_NCHANNELS, &nchannels) != 0) {
		int soundwrite_nchannels = 1;
		ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_GET_NCHANNELS, &soundwrite_nchannels);
		if (nchannels != soundwrite_nchannels) need_resampler = TRUE;
	}
	if (need_resampler == TRUE) {
		ms_tester_create_filters(FILTER_MASK_RESAMPLER);
		configure_resampler(ms_tester_resampler, ms_tester_fileplay, ms_tester_soundwrite);
	}
	ms_filter_call_method_noarg(ms_tester_fileplay, MS_FILE_PLAYER_START);
	ms_connection_helper_start(&h);
	ms_connection_helper_link(&h, ms_tester_fileplay, -1, 0);
	if (need_resampler == TRUE) {
		ms_connection_helper_link(&h, ms_tester_resampler, 0, 0);
	}
	ms_connection_helper_link(&h, ms_tester_soundwrite, 0, -1);
	ms_ticker_attach(ms_tester_ticker, ms_tester_fileplay);

	while (done != TRUE) {
		ms_usleep(10000);
	}

	ms_filter_call_method_noarg(ms_tester_fileplay, MS_FILE_PLAYER_CLOSE);
	ms_ticker_detach(ms_tester_ticker, ms_tester_fileplay);
	ms_connection_helper_start(&h);
	ms_connection_helper_unlink(&h, ms_tester_fileplay, -1, 0);
	if (need_resampler == TRUE) {
		ms_connection_helper_unlink(&h, ms_tester_resampler, 0, 0);
	}
	ms_connection_helper_unlink(&h, ms_tester_soundwrite, 0, -1);
	if (need_resampler == TRUE) {
		ms_tester_destroy_filters(FILTER_MASK_RESAMPLER);
	}
	ms_filter_log_statistics();
	ms_tester_destroy_filters(filter_mask);
	ms_tester_destroy_ticker();
}
static void dtmfgen_soundwrite(void) {
	MSConnectionHelper h;
	bool_t need_resampler = FALSE;
	unsigned int filter_mask = FILTER_MASK_VOIDSOURCE | FILTER_MASK_DTMFGEN | FILTER_MASK_SOUNDWRITE;
	int sample_rate = 8000;
	int nchannels = 1;
	bool_t send_silence = TRUE;

	ms_filter_reset_statistics();
	ms_tester_create_ticker();
	ms_tester_create_filters(filter_mask);
	ms_filter_call_method(ms_tester_voidsource, MS_FILTER_SET_SAMPLE_RATE, &sample_rate);
	ms_filter_call_method(ms_tester_voidsource, MS_FILTER_SET_NCHANNELS, &nchannels);
	ms_filter_call_method(ms_tester_voidsource, MS_VOID_SOURCE_SEND_SILENCE, &send_silence);
	ms_filter_call_method(ms_tester_dtmfgen, MS_FILTER_SET_SAMPLE_RATE, &sample_rate);
	ms_filter_call_method(ms_tester_dtmfgen, MS_FILTER_SET_NCHANNELS, &nchannels);
	if (ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_SET_SAMPLE_RATE, &sample_rate) != 0) {
		need_resampler = TRUE;
	}
	if (ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_SET_NCHANNELS, &nchannels) != 0) {
		need_resampler = TRUE;
	}
	if (need_resampler == TRUE) {
		ms_tester_create_filters(FILTER_MASK_RESAMPLER);
		configure_resampler(ms_tester_resampler, ms_tester_dtmfgen, ms_tester_soundwrite);
	}
	ms_connection_helper_start(&h);
	ms_connection_helper_link(&h, ms_tester_voidsource, -1, 0);
	ms_connection_helper_link(&h, ms_tester_dtmfgen, 0, 0);
	if (need_resampler == TRUE) {
		ms_connection_helper_link(&h, ms_tester_resampler, 0, 0);
	}
	ms_connection_helper_link(&h, ms_tester_soundwrite, 0, -1);
	ms_ticker_attach(ms_tester_ticker, ms_tester_voidsource);

	ms_tester_tone_generation_loop();

	ms_ticker_detach(ms_tester_ticker, ms_tester_voidsource);
	ms_connection_helper_start(&h);
	ms_connection_helper_unlink(&h, ms_tester_voidsource, -1, 0);
	ms_connection_helper_unlink(&h, ms_tester_dtmfgen, 0, 0);
	if (need_resampler == TRUE) {
		ms_connection_helper_unlink(&h, ms_tester_resampler, 0, 0);
	}
	ms_connection_helper_unlink(&h, ms_tester_soundwrite, 0, -1);
	if (need_resampler == TRUE) {
		ms_tester_destroy_filters(FILTER_MASK_RESAMPLER);
	}
	ms_filter_log_statistics();
	ms_tester_destroy_filters(filter_mask);
	ms_tester_destroy_ticker();
}
static void soundread_soundwrite(void) {
	MSConnectionHelper h;
	bool_t need_resampler = FALSE;
	unsigned int filter_mask = FILTER_MASK_SOUNDREAD | FILTER_MASK_SOUNDWRITE;
	int sample_rate = 8000;
	int nchannels = 1;

	ms_filter_reset_statistics();
	ms_tester_create_ticker();
	ms_tester_create_filters(filter_mask);
	ms_filter_call_method(ms_tester_soundread, MS_FILTER_GET_SAMPLE_RATE, &sample_rate);
	ms_filter_call_method(ms_tester_soundread, MS_FILTER_GET_NCHANNELS, &nchannels);
	if (ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_SET_BITRATE, &sample_rate) != 0) {
		int soundwrite_sample_rate = 48000;
		ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_GET_BITRATE, &soundwrite_sample_rate);
		if (sample_rate != soundwrite_sample_rate) need_resampler = TRUE;
	}
	if (ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_SET_NCHANNELS, &nchannels) != 0) {
		int soundwrite_nchannels = 1;
		ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_GET_NCHANNELS, &soundwrite_nchannels);
		if (nchannels != soundwrite_nchannels) need_resampler = TRUE;
	}
	if (need_resampler == TRUE) {
		ms_tester_create_filters(FILTER_MASK_RESAMPLER);
		configure_resampler(ms_tester_resampler, ms_tester_soundread, ms_tester_soundwrite);
	}
	ms_connection_helper_start(&h);
	ms_connection_helper_link(&h, ms_tester_soundread, -1, 0);
	if (need_resampler == TRUE) {
		ms_connection_helper_link(&h, ms_tester_resampler, 0, 0);
	}
	ms_connection_helper_link(&h, ms_tester_soundwrite, 0, -1);
	ms_ticker_attach(ms_tester_ticker, ms_tester_soundread);

	ms_sleep(3);

	ms_ticker_detach(ms_tester_ticker, ms_tester_soundread);
	ms_connection_helper_start(&h);
	ms_connection_helper_unlink(&h, ms_tester_soundread, -1, 0);
	if (need_resampler == TRUE) {
		ms_connection_helper_unlink(&h, ms_tester_resampler, 0, 0);
	}
	ms_connection_helper_unlink(&h, ms_tester_soundwrite, 0, -1);
	if (need_resampler == TRUE) {
		ms_tester_destroy_filters(FILTER_MASK_RESAMPLER);
	}
	ms_filter_log_statistics();
	ms_tester_destroy_filters(filter_mask);
	ms_tester_destroy_ticker();
}
static void soundread_speexenc_speexdec_soundwrite(void) {
	MSConnectionHelper h;
	MSFilter *read_resampler = NULL, *write_resampler = NULL;
	bool_t need_read_resampler = FALSE, need_write_resampler = FALSE;
	unsigned int filter_mask = FILTER_MASK_SOUNDREAD | FILTER_MASK_ENCODER | FILTER_MASK_DECODER | FILTER_MASK_SOUNDWRITE;
	int sample_rate = 8000;
	int nchannels = 1;

	ms_filter_reset_statistics();
	ms_tester_create_ticker();
	ms_tester_codec_mime = "speex";
	ms_tester_create_filters(filter_mask);
	ms_filter_call_method(ms_tester_encoder, MS_FILTER_GET_BITRATE, &sample_rate);
	ms_filter_call_method(ms_tester_decoder, MS_FILTER_SET_BITRATE, &sample_rate);
	if (ms_filter_call_method(ms_tester_soundread, MS_FILTER_SET_BITRATE, &sample_rate) != 0) {
		int soundread_sample_rate = 48000;
		ms_filter_call_method(ms_tester_soundread, MS_FILTER_GET_BITRATE, &soundread_sample_rate);
		if (sample_rate != soundread_sample_rate) need_read_resampler = TRUE;
	}
	if (ms_filter_call_method(ms_tester_soundread, MS_FILTER_SET_NCHANNELS, &nchannels) != 0) {
		int soundread_nchannels = 1;
		ms_filter_call_method(ms_tester_soundread, MS_FILTER_GET_NCHANNELS, &soundread_nchannels);
		if (nchannels != soundread_nchannels) need_read_resampler = TRUE;
	}
	if (need_read_resampler == TRUE) {
		ms_tester_create_filter(&read_resampler, MS_RESAMPLE_ID);
		configure_resampler(read_resampler, ms_tester_soundread, ms_tester_encoder);
	}
	if (ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_SET_BITRATE, &sample_rate) != 0) {
		int soundwrite_sample_rate = 48000;
		ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_GET_BITRATE, &soundwrite_sample_rate);
		if (sample_rate != soundwrite_sample_rate) need_write_resampler = TRUE;
	}
	if (ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_SET_NCHANNELS, &nchannels) != 0) {
		int soundwrite_nchannels = 1;
		ms_filter_call_method(ms_tester_soundwrite, MS_FILTER_GET_NCHANNELS, &soundwrite_nchannels);
		if (nchannels != soundwrite_nchannels) need_write_resampler = TRUE;
	}
	if (need_write_resampler == TRUE) {
		ms_tester_create_filter(&write_resampler, MS_RESAMPLE_ID);
		configure_resampler(write_resampler, ms_tester_decoder, ms_tester_soundwrite);
	}
	ms_connection_helper_start(&h);
	ms_connection_helper_link(&h, ms_tester_soundread, -1, 0);
	if (need_read_resampler == TRUE) {
		ms_connection_helper_link(&h, read_resampler, 0, 0);
	}
	ms_connection_helper_link(&h, ms_tester_encoder, 0, 0);
	ms_connection_helper_link(&h, ms_tester_decoder, 0, 0);
	if (need_write_resampler == TRUE) {
		ms_connection_helper_link(&h, write_resampler, 0, 0);
	}
	ms_connection_helper_link(&h, ms_tester_soundwrite, 0, -1);
	ms_ticker_attach(ms_tester_ticker, ms_tester_soundread);

	ms_sleep(5);

	ms_ticker_detach(ms_tester_ticker, ms_tester_soundread);
	ms_connection_helper_start(&h);
	ms_connection_helper_unlink(&h, ms_tester_soundread, -1, 0);
	if (need_read_resampler == TRUE) {
		ms_connection_helper_unlink(&h, read_resampler, 0, 0);
	}
	ms_connection_helper_unlink(&h, ms_tester_encoder, 0, 0);
	ms_connection_helper_unlink(&h, ms_tester_decoder, 0, 0);
	if (need_write_resampler == TRUE) {
		ms_connection_helper_unlink(&h, write_resampler, 0, 0);
	}
	ms_connection_helper_unlink(&h, ms_tester_soundwrite, 0, -1);
	if (need_read_resampler == TRUE) {
		ms_tester_destroy_filter(&read_resampler);
	}
	if (need_write_resampler == TRUE) {
		ms_tester_destroy_filter(&write_resampler);
	}
	ms_filter_log_statistics();
	ms_tester_destroy_filters(filter_mask);
	ms_tester_destroy_ticker();
}