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authorMax Kellermann <max@duempel.org>2009-07-05 06:54:48 +0200
committerMax Kellermann <max@duempel.org>2009-07-05 06:54:48 +0200
commit12e82b9e33de5c6c8b622560fd7224f4fef113e7 (patch)
treebac491d6bb54bac6ec77bc364eb74ab91faa057d
parent644fc4877642078c63cf13d6e65d6a3e7272996b (diff)
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test: added program "run_filter"
This program runs filter plugins in an isolated environment.
Diffstat (limited to '')
-rw-r--r--.gitignore1
-rw-r--r--Makefile.am24
-rw-r--r--test/run_filter.c174
3 files changed, 197 insertions, 2 deletions
diff --git a/.gitignore b/.gitignore
index 1a58409d8..e55d94c54 100644
--- a/.gitignore
+++ b/.gitignore
@@ -45,6 +45,7 @@ doc/api
test/software_volume
test/run_decoder
test/read_tags
+test/run_filter
test/run_encoder
test/run_output
test/read_conf
diff --git a/Makefile.am b/Makefile.am
index a558ae488..6f0664d81 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -171,6 +171,7 @@ src_mpd_SOURCES = \
$(ENCODER_SRC) \
$(OUTPUT_API_SRC) $(OUTPUT_SRC) \
$(MIXER_API_SRC) $(MIXER_SRC) \
+ $(FILTER_SRC) \
src/notify.c \
src/audio.c \
src/audio_parser.c \
@@ -193,8 +194,6 @@ src_mpd_SOURCES = \
src/fifo_buffer.c \
src/filter_plugin.c \
src/filter_registry.c \
- src/filter/null_filter_plugin.c \
- src/filter/volume_filter_plugin.c \
src/update.c \
src/client.c \
src/listen.c \
@@ -576,6 +575,15 @@ endif
#
+# Filter plugins
+#
+
+FILTER_SRC = \
+ src/filter/null_filter_plugin.c \
+ src/filter/volume_filter_plugin.c
+
+
+#
# Sparse code analysis
#
# sparse is a semantic parser
@@ -606,6 +614,7 @@ noinst_PROGRAMS = \
test/run_input \
test/run_decoder \
test/read_tags \
+ test/run_filter \
test/run_encoder \
test/run_output \
test/read_mixer \
@@ -669,6 +678,17 @@ test_read_tags_SOURCES = test/read_tags.c \
$(TAG_SRC) \
$(DECODER_SRC)
+test_run_filter_CPPFLAGS = $(AM_CPPFLAGS)
+test_run_filter_LDADD = $(MPD_LIBS) \
+ $(GLIB_LIBS)
+test_run_filter_SOURCES = test/run_filter.c \
+ src/filter_plugin.c \
+ src/filter_registry.c \
+ src/conf.c src/buffer2array.c src/utils.c \
+ src/pcm_volume.c \
+ src/audio_parser.c \
+ $(FILTER_SRC)
+
test_run_encoder_SOURCES = test/run_encoder.c \
src/conf.c src/buffer2array.c \
src/utils.c \
diff --git a/test/run_filter.c b/test/run_filter.c
new file mode 100644
index 000000000..366ebb43a
--- /dev/null
+++ b/test/run_filter.c
@@ -0,0 +1,174 @@
+/*
+ * 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 "conf.h"
+#include "audio_parser.h"
+#include "audio_format.h"
+#include "filter_plugin.h"
+#include "volume.h"
+#include "pcm_volume.h"
+
+#include <glib.h>
+
+#include <assert.h>
+#include <string.h>
+#include <errno.h>
+#include <unistd.h>
+
+int volume_level_get(void)
+{
+ return PCM_VOLUME_1;
+}
+
+static const struct config_param *
+find_named_config_block(const char *block, const char *name)
+{
+ const struct config_param *param = NULL;
+
+ while ((param = config_get_next_param(block, param)) != NULL) {
+ const char *current_name =
+ config_get_block_string(param, "name", NULL);
+ if (current_name != NULL && strcmp(current_name, name) == 0)
+ return param;
+ }
+
+ return NULL;
+}
+
+static struct filter *
+load_filter(const char *name)
+{
+ const struct config_param *param;
+ struct filter *filter;
+ GError *error = NULL;
+
+ param = find_named_config_block("filter", name);
+ if (param == NULL) {
+ g_printerr("No such configured filter: %s\n", name);
+ return false;
+ }
+
+ filter = filter_configured_new(param, &error);
+ if (filter == NULL) {
+ g_printerr("Failed to load filter: %s\n", error->message);
+ g_error_free(error);
+ return NULL;
+ }
+
+ return filter;
+}
+
+int main(int argc, char **argv)
+{
+ struct audio_format audio_format = {
+ .sample_rate = 44100,
+ .bits = 16,
+ .channels = 2,
+ };
+ bool success;
+ GError *error = NULL;
+ struct filter *filter;
+ const struct audio_format *out_audio_format;
+ char buffer[4096];
+ size_t frame_size;
+
+ if (argc < 3 || argc > 4) {
+ g_printerr("Usage: run_filter CONFIG NAME [FORMAT] <IN\n");
+ return 1;
+ }
+
+ g_thread_init(NULL);
+
+ /* read configuration file (mpd.conf) */
+
+ config_global_init();
+ config_read_file(argv[1]);
+
+ /* parse the audio format */
+
+ if (argc > 3) {
+ success = audio_format_parse(&audio_format, argv[3], &error);
+ if (!success) {
+ g_printerr("Failed to parse audio format: %s\n",
+ error->message);
+ g_error_free(error);
+ return 1;
+ }
+ }
+
+ /* initialize the filter */
+
+ filter = load_filter(argv[2]);
+ if (filter == NULL)
+ return 1;
+
+ /* open the filter */
+
+ out_audio_format = filter_open(filter, &audio_format, &error);
+ if (out_audio_format == NULL) {
+ g_printerr("Failed to open filter: %s\n", error->message);
+ g_error_free(error);
+ filter_free(filter);
+ return 1;
+ }
+
+
+ g_printerr("audio_format=%u:%u:%u\n", out_audio_format->sample_rate,
+ out_audio_format->bits, out_audio_format->channels);
+
+ frame_size = audio_format_frame_size(&audio_format);
+
+ /* play */
+
+ while (true) {
+ ssize_t nbytes;
+ size_t length;
+ const void *dest;
+
+ nbytes = read(0, buffer, sizeof(buffer));
+ if (nbytes <= 0)
+ break;
+
+ dest = filter_filter(filter, buffer, (size_t)nbytes,
+ &length, &error);
+ if (dest == NULL) {
+ g_printerr("Filter failed: %s\n", error->message);
+ filter_close(filter);
+ filter_free(filter);
+ return 1;
+ }
+
+ nbytes = write(1, dest, length);
+ if (nbytes < 0) {
+ g_printerr("Failed to write: %s\n", strerror(errno));
+ filter_close(filter);
+ filter_free(filter);
+ return 1;
+ }
+ }
+
+ /* cleanup and exit */
+
+ filter_close(filter);
+ filter_free(filter);
+
+ config_global_finish();
+
+ return 0;
+}