1 /* GStreamer PCM/A-Law conversions
3 * This library is free software; you can redistribute it and/or
4 * modify it under the terms of the GNU Library General Public
5 * License as published by the Free Software Foundation; either
6 * version 2.1 of the License, or (at your option) any later version.
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * Library General Public License for more details.
13 * You should have received a copy of the GNU Library General Public
14 * License along with this library; if not, write to the
15 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
16 * Boston, MA 02111-1307, USA.
22 #include "mulaw-encode.h"
23 #include "mulaw-decode.h"
25 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
26 #define INT_FORMAT "S16LE"
28 #define INT_FORMAT "S16BE"
31 GstStaticPadTemplate mulaw_dec_src_factory = GST_STATIC_PAD_TEMPLATE ("src",
34 GST_STATIC_CAPS ("audio/x-raw, "
35 "format = (string) " INT_FORMAT ", "
36 "rate = (int) [ 8000, 192000 ], " "channels = (int) [ 1, 2 ]")
39 GstStaticPadTemplate mulaw_dec_sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
42 GST_STATIC_CAPS ("audio/x-mulaw, "
43 "rate = [ 8000 , 192000 ], " "channels = [ 1 , 2 ]")
46 GstStaticPadTemplate mulaw_enc_sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
49 GST_STATIC_CAPS ("audio/x-raw, "
50 "format = (string) " INT_FORMAT ", "
51 "rate = (int) [ 8000, 192000 ], " "channels = (int) [ 1, 2 ]")
54 GstStaticPadTemplate mulaw_enc_src_factory = GST_STATIC_PAD_TEMPLATE ("src",
57 GST_STATIC_CAPS ("audio/x-mulaw, "
58 "rate = [ 8000 , 192000 ], " "channels = [ 1 , 2 ]")
62 plugin_init (GstPlugin * plugin)
64 if (!gst_element_register (plugin, "mulawenc",
65 GST_RANK_PRIMARY, GST_TYPE_MULAWENC) ||
66 !gst_element_register (plugin, "mulawdec",
67 GST_RANK_PRIMARY, GST_TYPE_MULAWDEC))
73 GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
76 "MuLaw audio conversion routines",
77 plugin_init, VERSION, GST_LICENSE, GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)