[Sound-open-firmware] [PATCH 3/3] [RFC]tune: add volume testbench

[Ranjani Sridharan]

This patch adds a volume testbench that enable reading samples from
an input file, processing them through a volume pipeline and
writing the processed samples to the output file.

Signed-off-by: Ranjani Sridharan <ranjani.sridharan at linux.intel.com>
---
 configure.ac              |   1 +
 tune/Makefile.am          |   2 +-
 tune/volume/Makefile.am   |  17 +++++
 tune/volume/volume_test.c | 160 ++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 179 insertions(+), 1 deletion(-)
 create mode 100644 tune/volume/Makefile.am
 create mode 100644 tune/volume/volume_test.c

diff --git a/configure.ac b/configure.ac
index d1c288d..6cc63bc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -24,6 +24,7 @@ AC_OUTPUT([
 	topology/test/Makefile
 	tune/Makefile
 	tune/common/Makefile
+	tune/volume/Makefile
 ])
 
 echo "
diff --git a/tune/Makefile.am b/tune/Makefile.am
index e2e95a6..e7b9c0c 100644
--- a/tune/Makefile.am
+++ b/tune/Makefile.am
@@ -1 +1 @@
-SUBDIRS = common
+SUBDIRS = common volume
diff --git a/tune/volume/Makefile.am b/tune/volume/Makefile.am
new file mode 100644
index 0000000..2037802
--- /dev/null
+++ b/tune/volume/Makefile.am
@@ -0,0 +1,17 @@
+AUTOMAKE_OPTIONS = subdir-objects
+
+INCDIR1 = ../common
+INCDIR2 = $(prefix)/include/sof
+INCLUDE = -I$(INCDIR1) -I$(INCDIR2)
+DEFINE = -DDEBUG_PRINT
+
+AM_CPPFLAGS = $(INCLUDE) $(DEFINE)
+AM_CFLAGS = -g -Wall
+LDADD = \
+	../common/libtb_common.a \
+	-lm -lsof -lsof_ipc -lsof_volume
+
+bin_PROGRAMS = volume_test
+
+volume_test_SOURCES = \
+	volume_test.c
diff --git a/tune/volume/volume_test.c b/tune/volume/volume_test.c
new file mode 100644
index 0000000..72fcb02
--- /dev/null
+++ b/tune/volume/volume_test.c
@@ -0,0 +1,160 @@
+/*
+ * Copyright (c) 2017, Intel Corporation
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *   * Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   * Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *   * Neither the name of the Intel Corporation nor the
+ *     names of its contributors may be used to endorse or promote products
+ *     derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Author: Seppo Ingalsuo <seppo.ingalsuo at linux.intel.com>
+ *	   Ranjani Sridharan <ranjani.sridharan at linux.intel.com>
+ */
+
+#include <sof/ipc.h>
+#include <getopt.h>
+#include "common_test.h"
+#include "common_tplg.h"
+
+#define TESTBENCH_NCH 2 /* Stereo */
+
+/* main firmware context */
+static struct sof sof;
+static int fr_id; /* comp id for fileread */
+static int fw_id; /* comp id for filewrite */
+static int sched_id; /* comp id for scheduling comp */
+
+static void print_usage(char *executable)
+{
+	printf("Usage: %s -i <input_file> -o <output_file> -t <tplg_file> -b <input_format>\n",
+		executable);
+	printf("input_format should be s16le, s32le, s42le or float\n");
+}
+
+int main(int argc, char **argv)
+{
+	struct ipc_comp_dev *pcm_dev;
+	struct pipeline *p;
+	struct sof_ipc_pipe_new *ipc_pipe;
+	struct comp_dev *cd;
+	struct fileread_comp_data *frcd;
+	struct filewrite_comp_data *fwcd;
+	char *tplg_file = NULL, *input_file = NULL;
+	char *output_file = NULL, *bits_in = NULL;
+	clock_t tic, toc;
+	double c_realtime, t_exec;
+	int fs, n_in, n_out, ret;
+	int option = 0;
+
+	/* command line arguments*/
+	while ((option = getopt(argc, argv, "i:o:t:b:")) != -1) {
+		switch (option) {
+		case 'i':
+			input_file = malloc(strlen(optarg));
+			strcpy(input_file, optarg);
+			break;
+		case 'o':
+			output_file = malloc(strlen(optarg));
+			strcpy(output_file, optarg);
+			break;
+		case 't':
+			tplg_file = malloc(strlen(optarg));
+			strcpy(tplg_file, optarg);
+			break;
+		case 'b':
+			bits_in = malloc(strlen(optarg));
+			strcpy(bits_in, optarg);
+			break;
+		default:
+			print_usage(argv[0]);
+			exit(EXIT_FAILURE);
+		}
+	}
+
+	if (!bits_in || !tplg_file || !input_file || !output_file) {
+		print_usage(argv[0]);
+		exit(EXIT_FAILURE);
+	}
+
+	/* initialize ipc, pipeline and scheduler */
+	if (tb_pipeline_setup(&sof) < 0) {
+		printf("error: pipeline init\n");
+		exit(EXIT_FAILURE);
+	}
+
+	/* parse topology file and create pipeline */
+	if (parse_topology(tplg_file, &sof, &fr_id, &fw_id, &sched_id, bits_in,
+		       input_file, output_file) < 0) {
+		printf("error: parsing topology\n");
+		exit(EXIT_FAILURE);
+	}
+
+	/* Get pointers to fileread and filewrite */
+	pcm_dev = ipc_get_comp(sof.ipc, fw_id);
+	fwcd = comp_get_drvdata(pcm_dev->cd);
+	pcm_dev = ipc_get_comp(sof.ipc, fr_id);
+	frcd = comp_get_drvdata(pcm_dev->cd);
+
+	/* Run pipeline until EOF from fileread */
+	pcm_dev = ipc_get_comp(sof.ipc, sched_id);
+	p = pcm_dev->cd->pipeline;
+	ipc_pipe = &p->ipc_pipe;
+
+	fs = ipc_pipe->deadline * ipc_pipe->frames_per_sched;
+
+	/* set pipeline params and trigger start */
+	if (tb_pipeline_start(sof.ipc, TESTBENCH_NCH, bits_in, ipc_pipe) < 0) {
+		printf("error: pipeline params\n");
+		exit(EXIT_FAILURE);
+	}
+	cd = pcm_dev->cd;
+	tb_disable_trace(); /* Reduce print output */
+	tic = clock();
+
+	while (frcd->frs.reached_eof == 0)
+		pipeline_schedule_copy(p, 0);
+
+	/* reset and free pipeline */
+	toc = clock();
+	tb_enable_trace();
+	ret = pipeline_reset(p, cd);
+	if (ret < 0) {
+		printf("error: pipeline reset\n");
+		exit(EXIT_FAILURE);
+	}
+	pipeline_free(p);
+
+	n_in = frcd->frs.n;
+	n_out = fwcd->fws.n;
+	t_exec = (double) (toc - tic) / CLOCKS_PER_SEC;
+	c_realtime = (double) n_out / TESTBENCH_NCH / fs / t_exec;
+	/* print test summary */
+	printf("==============================================\n");
+	printf("		Test Summary\n");
+	printf("==============================================\n");
+	printf("Output written to file \"%s\"\n", output_file);
+	printf("Input sample count: %d\n", n_in);
+	printf("Output sample count: %d\n", n_out);
+	printf("Total execution time: %.2f us, %.2f x realtime\n",
+	       1e3 * t_exec, c_realtime);
+
+	return EXIT_SUCCESS;
+}
-- 
2.14.1