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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "alaw-encode.h"
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#include "alaw-decode.h"
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static GstCaps*
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alaw_factory (void)
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{
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return gst_caps_new_simple ("audio/x-alaw",
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"rate", GST_TYPE_INT_RANGE, 8000, 192000,
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"channels", GST_TYPE_INT_RANGE, 1, 2,
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NULL);
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}
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static GstCaps*
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linear_factory (void)
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{
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return gst_caps_new_simple ("audio/x-raw-int",
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"width", G_TYPE_INT, 16,
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"depth", G_TYPE_INT, 16,
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"endianness", G_TYPE_INT, G_BYTE_ORDER,
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"signed", G_TYPE_BOOLEAN, TRUE,
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"rate", GST_TYPE_INT_RANGE, 8000, 192000,
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"channels", GST_TYPE_INT_RANGE, 1, 2,
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NULL);
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}
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GstPadTemplate *alawenc_src_template, *alawenc_sink_template;
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GstPadTemplate *alawdec_src_template, *alawdec_sink_template;
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static gboolean
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plugin_init (GstPlugin *plugin)
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{
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GstCaps* alaw_caps, *linear_caps;
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alaw_caps = alaw_factory ();
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linear_caps = linear_factory ();
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alawenc_src_template = gst_pad_template_new ("src",GST_PAD_SRC,GST_PAD_ALWAYS,alaw_caps);
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alawenc_sink_template = gst_pad_template_new ("sink",GST_PAD_SINK,GST_PAD_ALWAYS,linear_caps);
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alawdec_src_template = gst_pad_template_new ("src",GST_PAD_SRC,GST_PAD_ALWAYS,linear_caps);
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alawdec_sink_template = gst_pad_template_new ("sink",GST_PAD_SINK,GST_PAD_ALWAYS,alaw_caps);
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if (!gst_element_register (plugin, "alawenc",
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GST_RANK_NONE, GST_TYPE_ALAWENC) ||
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!gst_element_register (plugin, "alawdec",
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GST_RANK_PRIMARY, GST_TYPE_ALAWENC))
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return FALSE;
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return TRUE;
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}
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GST_PLUGIN_DEFINE (
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GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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"alaw",
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"ALaw audio conversion routines",
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plugin_init,
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VERSION,
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GST_LICENSE,
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GST_PACKAGE,
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GST_ORIGIN
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)
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