1 files changed, 0 insertions, 245 deletions
diff --git a/src/filter/replay_gain_filter_plugin.c b/src/filter/replay_gain_filter_plugin.c
deleted file mode 100644
index 583a09f9..00000000
--- a/src/filter/replay_gain_filter_plugin.c
+++ /dev/null
@@ -1,245 +0,0 @@
-/*
- * Copyright (C) 2003-2011 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 "filter/replay_gain_filter_plugin.h"
-#include "filter_plugin.h"
-#include "filter_internal.h"
-#include "filter_registry.h"
-#include "audio_format.h"
-#include "pcm_buffer.h"
-#include "pcm_volume.h"
-#include "replay_gain_info.h"
-#include "replay_gain_config.h"
-#include "mixer_control.h"
-
-#include <assert.h>
-#include <string.h>
-
-#undef G_LOG_DOMAIN
-#define G_LOG_DOMAIN "replay_gain"
-
-struct replay_gain_filter {
-	struct filter filter;
-
-	/**
-	 * If set, then this hardware mixer is used for applying
-	 * replay gain, instead of the software volume library.
-	 */
-	struct mixer *mixer;
-
-	/**
-	 * The base volume level for scale=1.0, between 1 and 100
-	 * (including).
-	 */
-	unsigned base;
-
-	enum replay_gain_mode mode;
-
-	struct replay_gain_info info;
-
-	/**
-	 * The current volume, between 0 and a value that may or may not exceed
-	 * #PCM_VOLUME_1.
-	 *
-	 * If the default value of true is used for replaygain_limit, the
-	 * application of the volume to the signal will never cause clipping.
-	 *
-	 * On the other hand, if the user has set replaygain_limit to false,
-	 * the chance of clipping is explicitly preferred if that's required to
-	 * maintain a consistent audio level. Whether clipping will actually
-	 * occur depends on what value the user is using for replaygain_preamp.
-	 */
-	unsigned volume;
-
-	struct audio_format audio_format;
-
-	struct pcm_buffer buffer;
-};
-
-static inline GQuark
-replay_gain_quark(void)
-{
-	return g_quark_from_static_string("replay_gain");
-}
-
-/**
- * Recalculates the new volume after a property was changed.
- */
-static void
-replay_gain_filter_update(struct replay_gain_filter *filter)
-{
-	if (filter->mode != REPLAY_GAIN_OFF) {
-		float scale = replay_gain_tuple_scale(&filter->info.tuples[filter->mode],
-		    replay_gain_preamp, replay_gain_missing_preamp, replay_gain_limit);
-		g_debug("scale=%f\n", (double)scale);
-
-		filter->volume = pcm_float_to_volume(scale);
-	} else
-		filter->volume = PCM_VOLUME_1;
-
-	if (filter->mixer != NULL) {
-		/* update the hardware mixer volume */
-
-		unsigned volume = (filter->volume * filter->base) / PCM_VOLUME_1;
-		if (volume > 100)
-			volume = 100;
-
-		GError *error = NULL;
-		if (!mixer_set_volume(filter->mixer, volume, &error)) {
-			g_warning("Failed to update hardware mixer: %s",
-				  error->message);
-			g_error_free(error);
-		}
-	}
-}
-
-static struct filter *
-replay_gain_filter_init(G_GNUC_UNUSED const struct config_param *param,
-			G_GNUC_UNUSED GError **error_r)
-{
-	struct replay_gain_filter *filter = g_new(struct replay_gain_filter, 1);
-
-	filter_init(&filter->filter, &replay_gain_filter_plugin);
-	filter->mixer = NULL;
-
-	filter->mode = replay_gain_get_real_mode();
-	replay_gain_info_init(&filter->info);
-	filter->volume = PCM_VOLUME_1;
-
-	return &filter->filter;
-}
-
-static void
-replay_gain_filter_finish(struct filter *filter)
-{
-	g_free(filter);
-}
-
-static const struct audio_format *
-replay_gain_filter_open(struct filter *_filter,
-			struct audio_format *audio_format,
-			G_GNUC_UNUSED GError **error_r)
-{
-	struct replay_gain_filter *filter =
-		(struct replay_gain_filter *)_filter;
-
-	filter->audio_format = *audio_format;
-	pcm_buffer_init(&filter->buffer);
-
-	return &filter->audio_format;
-}
-
-static void
-replay_gain_filter_close(struct filter *_filter)
-{
-	struct replay_gain_filter *filter =
-		(struct replay_gain_filter *)_filter;
-
-	pcm_buffer_deinit(&filter->buffer);
-}
-
-static const void *
-replay_gain_filter_filter(struct filter *_filter,
-			  const void *src, size_t src_size,
-			  size_t *dest_size_r, GError **error_r)
-{
-	struct replay_gain_filter *filter =
-		(struct replay_gain_filter *)_filter;
-	bool success;
-	void *dest;
-	enum replay_gain_mode rg_mode;
-
-	/* check if the mode has been changed since the last call */
-	rg_mode = replay_gain_get_real_mode();
-
-	if (filter->mode != rg_mode) {
-		g_debug("replay gain mode has changed %d->%d\n", filter->mode, rg_mode);
-		filter->mode = rg_mode;
-		replay_gain_filter_update(filter);
-	}
-
-	*dest_size_r = src_size;
-
-	if (filter->volume == PCM_VOLUME_1)
-		/* optimized special case: 100% volume = no-op */
-		return src;
-
-	dest = pcm_buffer_get(&filter->buffer, src_size);
-
-	if (filter->volume <= 0) {
-		/* optimized special case: 0% volume = memset(0) */
-		/* XXX is this valid for all sample formats? What
-		   about floating point? */
-		memset(dest, 0, src_size);
-		return dest;
-	}
-
-	memcpy(dest, src, src_size);
-
-	success = pcm_volume(dest, src_size, filter->audio_format.format,
-			     filter->volume);
-	if (!success) {
-		g_set_error(error_r, replay_gain_quark(), 0,
-			    "pcm_volume() has failed");
-		return NULL;
-	}
-
-	return dest;
-}
-
-const struct filter_plugin replay_gain_filter_plugin = {
-	.name = "replay_gain",
-	.init = replay_gain_filter_init,
-	.finish = replay_gain_filter_finish,
-	.open = replay_gain_filter_open,
-	.close = replay_gain_filter_close,
-	.filter = replay_gain_filter_filter,
-};
-
-void
-replay_gain_filter_set_mixer(struct filter *_filter, struct mixer *mixer,
-			     unsigned base)
-{
-	struct replay_gain_filter *filter =
-		(struct replay_gain_filter *)_filter;
-
-	assert(mixer == NULL || (base > 0 && base <= 100));
-
-	filter->mixer = mixer;
-	filter->base = base;
-
-	replay_gain_filter_update(filter);
-}
-
-void
-replay_gain_filter_set_info(struct filter *_filter,
-			    const struct replay_gain_info *info)
-{
-	struct replay_gain_filter *filter =
-		(struct replay_gain_filter *)_filter;
-
-	if (info != NULL) {
-		filter->info = *info;
-		replay_gain_info_complete(&filter->info);
-	} else
-		replay_gain_info_init(&filter->info);
-
-	replay_gain_filter_update(filter);
-}