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authorMax Kellermann <max@duempel.org>2009-04-21 22:46:41 +0200
committerMax Kellermann <max@duempel.org>2009-04-21 22:46:41 +0200
commit63710ff5a6fb51715aac83ca9374ef47f97d6120 (patch)
tree8daeb6caea4b18cdd247af97005497e4add2552f /test/read_mixer.c
parentc7c809ecba1ce0dd005c9235f189021558f4b984 (diff)
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test: added program "read_mixer"
This little program is used to test mixer plugins in an isolated environment. This is ALSA-only currently, because we don't have a real "plugin list" yet, and I'm too lazy to implement a switch.
Diffstat (limited to 'test/read_mixer.c')
-rw-r--r--test/read_mixer.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/test/read_mixer.c b/test/read_mixer.c
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+++ b/test/read_mixer.c
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+/*
+ * Copyright (C) 2003-2009 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "mixer_control.h"
+#include "mixer_list.h"
+
+#include <glib.h>
+
+#include <assert.h>
+#include <string.h>
+#include <unistd.h>
+
+int main(int argc, G_GNUC_UNUSED char **argv)
+{
+ struct mixer *mixer;
+ bool success;
+ int volume;
+
+ if (argc != 2) {
+ g_printerr("Usage: read_mixer PLUGIN\n");
+ return 1;
+ }
+
+ g_thread_init(NULL);
+
+ mixer = mixer_new(&alsa_mixer, NULL);
+ if (mixer == NULL) {
+ g_printerr("mixer_new() failed\n");
+ return 2;
+ }
+
+ success = mixer_open(mixer);
+ if (!success) {
+ mixer_free(mixer);
+ g_printerr("failed to open the mixer\n");
+ return 2;
+ }
+
+ volume = mixer_get_volume(mixer);
+ mixer_close(mixer);
+ mixer_free(mixer);
+
+ assert(volume >= -1 && volume <= 100);
+
+ if (volume < 0) {
+ g_printerr("failed to read volume\n");
+ return 2;
+ }
+
+ g_print("%d\n", volume);
+ return 0;
+}