gstreamer/ext/arts/gst_arts.c

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/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include <math.h>
#ifdef HAVE_OSS_INCLUDE_IN_SYS
#include <sys/soundcard.h>
#else
#ifdef HAVE_OSS_INCLUDE_IN_ROOT
#include <soundcard.h>
#else
#include <machine/soundcard.h>
#endif /* HAVE_OSS_INCLUDE_IN_ROOT */
#endif /* HAVE_OSS_INCLUDE_IN_SYS */
/*#define DEBUG_ENABLED */
#include "gst_arts.h"
#include "gst_artsio_impl.h"
static GstStaticPadTemplate sink_temp = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-raw-int, "
"depth = (int) 16, "
"width = (int) 16, "
"signed = (boolean) true, "
"channels = (int) 2, "
"rate = (int) 44100, " "endianness = (int) byte_order")
);
static GstStaticPadTemplate src_temp = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-raw-int, "
"depth = (int) 16, "
"width = (int) 16, "
"signed = (boolean) true, "
"channels = (int) 2, "
"rate = (int) 44100, " "endianness = (int) byte_order")
);
enum
{
ARG_0,
ARG_LAST
};
static void gst_arts_base_init (gpointer g_class);
static void gst_arts_class_init (GstARTSClass * klass);
static void gst_arts_init (GstARTS * arts);
static void gst_arts_loop (GstElement * element);
static GstElementClass *parent_class = NULL;
/*static guint gst_arts_signals[LAST_SIGNAL] = { 0 }; */
GType
gst_arts_get_type (void)
{
static GType gst_arts_type = 0;
if (!gst_arts_type) {
static const GTypeInfo gst_arts_info = {
sizeof (GstARTSClass),
gst_arts_base_init,
NULL,
(GClassInitFunc) gst_arts_class_init,
NULL,
NULL,
sizeof (GstARTS),
0,
(GInstanceInitFunc) gst_arts_init,
};
gst_arts_type =
g_type_register_static (GST_TYPE_ELEMENT, "GstArts", &gst_arts_info, 0);
}
return gst_arts_type;
}
static void
gst_arts_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&sink_temp));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&src_temp));
gst_element_class_set_details_simple (element_class, "aRts plugin",
"Filter/Audio", "aRts wrapper filter",
"Erik Walthinsen <omega@temple-baptist.com, "
"Stefan Westerfeld <stefan@space.twc.de>");
}
static void
gst_arts_class_init (GstARTSClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
Fix #337365 (g_type_class_ref <-> g_type_class_peek_parent) Original commit message from CVS: * ext/amrwb/gstamrwbdec.c: (gst_amrwbdec_class_init): * ext/amrwb/gstamrwbenc.c: (gst_amrwbenc_class_init): * ext/amrwb/gstamrwbparse.c: (gst_amrwbparse_class_init): * ext/arts/gst_arts.c: (gst_arts_class_init): * ext/artsd/gstartsdsink.c: (gst_artsdsink_class_init): * ext/audiofile/gstafsink.c: (gst_afsink_class_init): * ext/audiofile/gstafsrc.c: (gst_afsrc_class_init): * ext/audioresample/gstaudioresample.c: * ext/cdaudio/gstcdaudio.c: (gst_cdaudio_class_init): * ext/directfb/dfbvideosink.c: (gst_dfbvideosink_class_init): * ext/divx/gstdivxdec.c: (gst_divxdec_class_init): * ext/hermes/gsthermescolorspace.c: (gst_hermes_colorspace_class_init): * ext/ivorbis/vorbisfile.c: (gst_ivorbisfile_class_init): * ext/jack/gstjack.c: (gst_jack_class_init): * ext/jack/gstjackbin.c: (gst_jack_bin_class_init): * ext/lcs/gstcolorspace.c: (gst_colorspace_class_init): * ext/libfame/gstlibfame.c: (gst_fameenc_class_init): * ext/musicbrainz/gsttrm.c: (gst_musicbrainz_class_init): * ext/nas/nassink.c: (gst_nassink_class_init): * ext/shout/gstshout.c: (gst_icecastsend_class_init): * ext/snapshot/gstsnapshot.c: (gst_snapshot_class_init): * ext/sndfile/gstsf.c: (gst_sf_class_init): * ext/swfdec/gstswfdec.c: (gst_swfdecbuffer_class_init), (gst_swfdec_class_init): * ext/tarkin/gsttarkindec.c: (gst_tarkindec_class_init): * ext/tarkin/gsttarkinenc.c: (gst_tarkinenc_class_init): * gst/cdxaparse/gstcdxastrip.c: (gst_cdxastrip_class_init): * gst/chart/gstchart.c: (gst_chart_class_init): * gst/colorspace/gstcolorspace.c: (gst_colorspace_class_init): * gst/deinterlace/gstdeinterlace.c: (gst_deinterlace_class_init): * gst/festival/gstfestival.c: (gst_festival_class_init): * gst/filter/gstbpwsinc.c: (gst_bpwsinc_class_init): * gst/filter/gstiir.c: (gst_iir_class_init): * gst/filter/gstlpwsinc.c: (gst_lpwsinc_class_init): * gst/librfb/gstrfbsrc.c: (gst_rfbsrc_class_init): * gst/mixmatrix/mixmatrix.c: (gst_mixmatrix_class_init): * gst/mpeg1sys/gstmpeg1systemencode.c: (gst_system_encode_class_init): * gst/mpeg1videoparse/gstmp1videoparse.c: (gst_mp1videoparse_class_init): * gst/mpeg2sub/gstmpeg2subt.c: (gst_mpeg2subt_class_init): * gst/mpegaudioparse/gstmpegaudioparse.c: (gst_mp3parse_class_init): * gst/overlay/gstoverlay.c: (gst_overlay_class_init): * gst/passthrough/gstpassthrough.c: (passthrough_class_init): * gst/playondemand/gstplayondemand.c: (play_on_demand_class_init): * gst/rtjpeg/gstrtjpegdec.c: (gst_rtjpegdec_class_init): * gst/rtjpeg/gstrtjpegenc.c: (gst_rtjpegenc_class_init): * gst/smooth/gstsmooth.c: (gst_smooth_class_init): * gst/smoothwave/gstsmoothwave.c: (gst_smoothwave_class_init): * gst/spectrum/gstspectrum.c: (gst_spectrum_class_init): * gst/stereo/gststereo.c: (gst_stereo_class_init): * gst/switch/gstswitch.c: (gst_switch_class_init): * gst/tta/gstttadec.c: (gst_tta_dec_class_init): * gst/tta/gstttaparse.c: (gst_tta_parse_class_init): * gst/vbidec/gstvbidec.c: (gst_vbidec_class_init): * gst/videocrop/gstvideocrop.c: (gst_video_crop_class_init): * gst/virtualdub/gstxsharpen.c: (gst_xsharpen_class_init): * gst/y4m/gsty4mencode.c: (gst_y4mencode_class_init): * sys/cdrom/gstcdplayer.c: (cdplayer_class_init): * sys/directsound/gstdirectsoundsink.c: (gst_directsoundsink_class_init): * sys/dxr3/dxr3audiosink.c: (dxr3audiosink_class_init): * sys/dxr3/dxr3spusink.c: (dxr3spusink_class_init): * sys/dxr3/dxr3videosink.c: (dxr3videosink_class_init): * sys/qcam/gstqcamsrc.c: (gst_qcamsrc_class_init): * sys/v4l2/gstv4l2colorbalance.c: (gst_v4l2_color_balance_channel_class_init): * sys/v4l2/gstv4l2tuner.c: (gst_v4l2_tuner_channel_class_init), (gst_v4l2_tuner_norm_class_init): * sys/ximagesrc/ximagesrc.c: (gst_ximagesrc_class_init): Fix #337365 (g_type_class_ref <-> g_type_class_peek_parent)
2006-04-08 21:48:01 +00:00
parent_class = g_type_class_peek_parent (klass);
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
}
static void
gst_arts_init (GstARTS * arts)
{
arts->sinkpad =
gst_pad_new_from_template (gst_element_get_pad_template (GST_ELEMENT
(arts), "sink"), "sink");
gst_element_add_pad (GST_ELEMENT (arts), arts->sinkpad);
arts->srcpad =
gst_pad_new_from_template (gst_element_get_pad_template (GST_ELEMENT
(arts), "src"), "src");
gst_element_add_pad (GST_ELEMENT (arts), arts->srcpad);
gst_element_set_loop_function (GST_ELEMENT (arts), gst_arts_loop);
arts->wrapper = gst_arts_wrapper_new (arts->sinkpad, arts->srcpad);
}
static void
gst_arts_loop (GstElement * element)
{
GstARTS *arts = (GstARTS *) element;
g_return_if_fail (arts != NULL);
gst_arts_wrapper_do (arts->wrapper);
}
static gboolean
plugin_init (GstPlugin * plugin)
{
if (!gst_element_register (plugin, "artsfilter", GST_RANK_NONE,
GST_TYPE_ARTS))
return FALSE;
return TRUE;
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
arts,
"arTs filter wrapper",
plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)