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95 lines
3 KiB
C
95 lines
3 KiB
C
/* GStreamer
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* Copyright (C) 2005 Benjamin Otte <otte@gnome.org>
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*
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* channelmixtest.c: simple test of channel mixing
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstchannelmix.h"
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#include "plugin.h"
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int
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main (gint argc, gchar ** argv)
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{
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GstElement *bin, *src, *sink;
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GstAudioConvert *c;
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GstCaps *caps;
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guint i, j, k;
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struct
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{
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gchar *sinkcaps;
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gchar *srccaps;
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gfloat matrix[6][6]; /* use a predefined matrix here, makes stuff simpler */
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} tests[] = {
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/* stereo => mono */
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{
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"audio/x-raw, channels=2", "audio/x-raw, channels=1", { {
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0.5,}, {
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0.5,},}},
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/* mono => stereo */
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{
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"audio/x-raw, channels=1", "audio/x-raw, channels=2", { {
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1, 1,},}}
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};
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gst_init (&argc, &argv);
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for (i = 0; i < G_N_ELEMENTS (tests); i++) {
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g_print ("running test %u\n", i);
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bin = gst_element_factory_make ("pipeline", NULL);
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c = g_object_new (GST_TYPE_AUDIO_CONVERT, NULL);
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/* avoid gst being braindead */
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gst_object_set_name (GST_OBJECT (c), "shuddup");
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src = gst_element_factory_make ("fakesrc", NULL);
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sink = gst_element_factory_make ("fakesink", NULL);
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gst_bin_add_many (GST_BIN (bin), src, c, sink, NULL);
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caps = gst_caps_from_string (tests[i].sinkcaps);
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g_assert (caps);
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if (!gst_element_link_filtered (src, GST_ELEMENT (c), caps))
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g_assert_not_reached ();
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gst_caps_unref (caps);
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caps = gst_caps_from_string (tests[i].srccaps);
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g_assert (caps);
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if (!gst_element_link_filtered (GST_ELEMENT (c), sink, caps))
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g_assert_not_reached ();
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gst_caps_unref (caps);
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if (!gst_element_set_state (bin, GST_STATE_PLAYING))
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g_assert_not_reached ();
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g_assert (c->srccaps.channels <= 6);
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g_assert (c->sinkcaps.channels <= 6);
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for (j = 0; j < 6; j++) {
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for (k = 0; k < 6; k++) {
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if (j < c->sinkcaps.channels && k < c->srccaps.channels) {
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if (tests[i].matrix[j][k] != c->matrix[j][k]) {
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g_printerr ("matrix[j][k] should be %g but is %g\n",
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tests[i].matrix[j][k], c->matrix[j][k]);
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g_assert_not_reached ();
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}
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} else {
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g_assert (tests[i].matrix[j][k] == 0);
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}
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}
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}
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gst_object_unref (bin);
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}
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return 0;
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}
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