Commit edc2785e authored by René Stadler's avatar René Stadler Committed by Tim-Philipp Müller
Browse files

Add ReplayGain analysis element (#357069).

Original commit message from CVS:
Patch by: René Stadler  <mail at renestadler de>
* configure.ac:
* docs/plugins/Makefile.am:
* docs/plugins/gst-plugins-bad-plugins-docs.sgml:
* docs/plugins/gst-plugins-bad-plugins-sections.txt:
* gst/replaygain/Makefile.am:
* gst/replaygain/gstrganalysis.c: (gst_rg_analysis_base_init),
(gst_rg_analysis_class_init), (gst_rg_analysis_init),
(gst_rg_analysis_set_property), (gst_rg_analysis_get_property),
(gst_rg_analysis_start), (gst_rg_analysis_set_caps),
(gst_rg_analysis_transform_ip), (gst_rg_analysis_event),
(gst_rg_analysis_stop), (gst_rg_analysis_handle_tags),
(gst_rg_analysis_handle_eos), (gst_rg_analysis_track_result),
(gst_rg_analysis_album_result), (plugin_init):
* gst/replaygain/gstrganalysis.h:
* gst/replaygain/rganalysis.c: (yule_filter), (butter_filter),
(apply_filters), (reset_filters), (accumulator_add),
(accumulator_clear), (accumulator_result), (rg_analysis_new),
(rg_analysis_set_sample_rate), (rg_analysis_destroy),
(rg_analysis_analyze_mono_float),
(rg_analysis_analyze_stereo_float),
(rg_analysis_analyze_mono_int16),
(rg_analysis_analyze_stereo_int16), (rg_analysis_analyze),
(rg_analysis_track_result), (rg_analysis_album_result),
(rg_analysis_reset_album), (rg_analysis_reset):
* gst/replaygain/rganalysis.h:
Add ReplayGain analysis element (#357069).
* tests/check/Makefile.am:
* tests/check/elements/.cvsignore:
* tests/check/elements/rganalysis.c: (get_expected_gain),
(setup_rganalysis), (cleanup_rganalysis), (set_playing_state),
(send_eos_event), (send_tag_event), (poll_eos), (poll_tags),
(fail_unless_track_gain), (fail_unless_track_peak),
(fail_unless_album_gain), (fail_unless_album_peak),
(fail_if_track_tags), (fail_if_album_tags),
(fail_unless_num_tracks), (test_buffer_const_float_mono),
(test_buffer_const_float_stereo), (test_buffer_const_int16_mono),
(test_buffer_const_int16_stereo), (test_buffer_square_float_mono),
(test_buffer_square_float_stereo), (test_buffer_square_int16_mono),
(test_buffer_square_int16_stereo), (push_buffer), (GST_START_TEST),
(rganalysis_suite), (main):
Unit tests for the new replaygain element.
parent 1e2737eb
plugin_LTLIBRARIES = libgstreplaygain.la
libgstreplaygain_la_SOURCES = \
gstrganalysis.c \
rganalysis.c
libgstreplaygain_la_CFLAGS = $(GST_CFLAGS) $(GST_BASE_CFLAGS)
libgstreplaygain_la_LIBADD = $(GST_LIBS) $(GST_BASE_LIBS)
libgstreplaygain_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
# headers we need but don't want installed
noinst_HEADERS = \
gstrganalysis.h \
rganalysis.h
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/* GStreamer ReplayGain analysis
*
* Copyright (C) 2006 Rene Stadler <mail@renestadler.de>
*
* gstrganalysis.h: Element that performs the ReplayGain analysis
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef __GST_RG_ANALYSIS_H__
#define __GST_RG_ANALYSIS_H__
#include <gst/gst.h>
#include <gst/base/gstbasetransform.h>
#include "rganalysis.h"
G_BEGIN_DECLS
#define GST_TYPE_RG_ANALYSIS \
(gst_rg_analysis_get_type())
#define GST_RG_ANALYSIS(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RG_ANALYSIS,GstRgAnalysis))
#define GST_RG_ANALYSIS_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RG_ANALYSIS,GstRgAnalysisClass))
#define GST_IS_RG_ANALYSIS(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RG_ANALYSIS))
#define GST_IS_RG_ANALYSIS_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RG_ANALYSIS))
typedef struct _GstRgAnalysis GstRgAnalysis;
typedef struct _GstRgAnalysisClass GstRgAnalysisClass;
/**
* GstRgAnalysis:
*
* Opaque data structure.
*/
struct _GstRgAnalysis
{
GstBaseTransform element;
/*< private >*/
RgAnalysisCtx *ctx;
void (*analyze) (RgAnalysisCtx * ctx, gconstpointer data, gsize size,
guint depth);
gint depth;
/* Property values. */
guint num_tracks;
gdouble reference_level;
gboolean forced;
/* State machinery for skipping. */
gboolean ignore_tags;
gboolean skip;
gboolean has_track_gain;
gboolean has_track_peak;
gboolean has_album_gain;
gboolean has_album_peak;
};
struct _GstRgAnalysisClass
{
GstBaseTransformClass parent_class;
};
G_END_DECLS
#endif /* __GST_RG_ANALYSIS_H__ */
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/* GStreamer ReplayGain analysis
*
* Copyright (C) 2006 Rene Stadler <mail@renestadler.de>
* Copyright (C) 2001 David Robinson <David@Robinson.org>
* Glen Sawyer <glensawyer@hotmail.com>
*
* rganalysis.h: Analyze raw audio data in accordance with ReplayGain
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef __RG_ANALYSIS_H__
#define __RG_ANALYSIS_H__
#include <glib.h>
G_BEGIN_DECLS
#define RG_REFERENCE_LEVEL 89.
typedef struct _RgAnalysisCtx RgAnalysisCtx;
RgAnalysisCtx *rg_analysis_new (void);
gboolean rg_analysis_set_sample_rate (RgAnalysisCtx * ctx, gint sample_rate);
void rg_analysis_analyze_mono_float (RgAnalysisCtx * ctx, gconstpointer data,
gsize size, guint depth);
void rg_analysis_analyze_stereo_float (RgAnalysisCtx * ctx, gconstpointer data,
gsize size, guint depth);
void rg_analysis_analyze_mono_int16 (RgAnalysisCtx * ctx, gconstpointer data,
gsize size, guint depth);
void rg_analysis_analyze_stereo_int16 (RgAnalysisCtx * ctx, gconstpointer data,
gsize size, guint depth);
void rg_analysis_analyze (RgAnalysisCtx * ctx, const gfloat * samples_l,
const gfloat * samples_r, guint n_samples);
gboolean rg_analysis_track_result (RgAnalysisCtx * ctx, gdouble * gain,
gdouble * peak);
gboolean rg_analysis_album_result (RgAnalysisCtx * ctx, gdouble * gain,
gdouble * peak);
void rg_analysis_reset_album (RgAnalysisCtx * ctx);
void rg_analysis_reset (RgAnalysisCtx * ctx);
void rg_analysis_destroy (RgAnalysisCtx * ctx);
G_END_DECLS
#endif /* __RG_ANALYSIS_H__ */
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