From 47c58c01d10526b3e4b4b6cff0faa17af4039916 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Wed, 4 Apr 2012 22:56:38 +0200
Subject: test/test_vorbis_encoder: program to debug the vorbis encoder

---
 test/test_vorbis_encoder.c | 109 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 test/test_vorbis_encoder.c

(limited to 'test/test_vorbis_encoder.c')

diff --git a/test/test_vorbis_encoder.c b/test/test_vorbis_encoder.c
new file mode 100644
index 000000000..370a8a59e
--- /dev/null
+++ b/test/test_vorbis_encoder.c
@@ -0,0 +1,109 @@
+/*
+ * Copyright (C) 2003-2012 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 "config.h"
+#include "encoder_list.h"
+#include "encoder_plugin.h"
+#include "audio_format.h"
+#include "conf.h"
+#include "stdbin.h"
+#include "tag.h"
+
+#include <glib.h>
+
+#include <stddef.h>
+#include <unistd.h>
+
+static uint8_t zero[256];
+
+static void
+encoder_to_stdout(struct encoder *encoder)
+{
+	size_t length;
+	static char buffer[32768];
+
+	while ((length = encoder_read(encoder, buffer, sizeof(buffer))) > 0) {
+		G_GNUC_UNUSED ssize_t ignored = write(1, buffer, length);
+	}
+}
+
+int
+main(G_GNUC_UNUSED int argc, G_GNUC_UNUSED char **argv)
+{
+	G_GNUC_UNUSED bool success;
+
+	/* create the encoder */
+
+	const struct encoder_plugin *plugin = encoder_plugin_get("vorbis");
+	assert(plugin != NULL);
+
+	struct config_param *param = config_new_param(NULL, -1);
+	config_add_block_param(param, "quality", "5.0", -1, NULL);
+
+	struct encoder *encoder = encoder_init(plugin, param, NULL);
+	assert(encoder != NULL);
+
+	/* open the encoder */
+
+	struct audio_format audio_format;
+
+	audio_format_init(&audio_format, 44100, SAMPLE_FORMAT_S16, 2);
+	success = encoder_open(encoder, &audio_format, NULL);
+	assert(success);
+
+	/* write a block of data */
+
+	success = encoder_write(encoder, zero, sizeof(zero), NULL);
+	assert(success);
+
+	encoder_to_stdout(encoder);
+
+	/* write a tag */
+
+	success = encoder_pre_tag(encoder, NULL);
+	assert(success);
+
+	encoder_to_stdout(encoder);
+
+	struct tag *tag = tag_new();
+	tag_add_item(tag, TAG_ARTIST, "Foo");
+	tag_add_item(tag, TAG_TITLE, "Bar");
+
+	success = encoder_tag(encoder, tag, NULL);
+	assert(success);
+
+	tag_free(tag);
+
+	encoder_to_stdout(encoder);
+
+	/* write another block of data */
+
+	success = encoder_write(encoder, zero, sizeof(zero), NULL);
+	assert(success);
+
+	/* finish */
+
+	success = encoder_flush(encoder, NULL);
+	assert(success);
+
+	encoder_to_stdout(encoder);
+
+	encoder_close(encoder);
+	encoder_finish(encoder);
+}
-- 
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