2004-01-18 20:17:05 +00:00
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/* GStreamer trm plugin
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* Copyright (C) 2004 Jeremy Simon <jsimon13@yahoo.fr>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <string.h>
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#include <sys/time.h>
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#include "gsttrm.h"
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/* musicbrainz signals and args */
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2004-03-14 22:34:33 +00:00
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enum
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{
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2004-01-18 20:17:05 +00:00
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SIGNAL_SIGNATURE_AVAILABLE,
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LAST_SIGNAL
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};
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2004-03-14 22:34:33 +00:00
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enum
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{
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2004-01-18 20:17:05 +00:00
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ARG_0,
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ARG_SIGNATURE,
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2004-12-16 12:03:06 +00:00
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ARG_ASCII_SIGNATURE,
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ARG_PROXY_ADDRESS,
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ARG_PROXY_PORT
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2004-01-18 20:17:05 +00:00
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};
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2004-03-14 22:34:33 +00:00
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GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("audio/x-raw-int, "
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2004-03-15 19:32:27 +00:00
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"endianness = (int) BYTE_ORDER, "
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"signed = (bool) TRUE, "
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"width = (int) { 8, 16 }, "
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"depth = (int) { 8, 16 }, "
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"rate = (int) [ 8000, 96000 ], " "channels = (int) [ 1, 2 ]")
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2004-03-14 22:34:33 +00:00
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);
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GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("audio/x-raw-int, "
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2004-03-15 19:32:27 +00:00
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"endianness = (int) BYTE_ORDER, "
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"signed = (bool) TRUE, "
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"width = (int) { 8, 16 }, "
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"depth = (int) { 8, 16 }, "
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"rate = (int) [ 8000, 96000 ], " "channels = (int) [ 1, 2 ]")
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2004-03-14 22:34:33 +00:00
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);
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static void gst_musicbrainz_class_init (GstMusicBrainzClass * klass);
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static void gst_musicbrainz_base_init (GstMusicBrainzClass * klass);
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static void gst_musicbrainz_init (GstMusicBrainz * musicbrainz);
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static void gst_musicbrainz_chain (GstPad * pad, GstData * data);
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static void gst_musicbrainz_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_musicbrainz_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static GstElementStateReturn
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gst_musicbrainz_change_state (GstElement * element);
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2004-01-18 20:17:05 +00:00
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static GstElementClass *parent_class = NULL;
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static guint gst_musicbrainz_signals[LAST_SIGNAL] = { 0 };
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GType
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gst_musicbrainz_get_type (void)
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{
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static GType musicbrainz_type = 0;
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if (!musicbrainz_type) {
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static const GTypeInfo musicbrainz_info = {
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2004-03-14 22:34:33 +00:00
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sizeof (GstMusicBrainzClass),
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2004-01-18 20:17:05 +00:00
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(GBaseInitFunc) gst_musicbrainz_base_init,
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NULL,
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(GClassInitFunc) gst_musicbrainz_class_init,
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NULL,
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NULL,
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2004-03-14 22:34:33 +00:00
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sizeof (GstMusicBrainz),
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2004-01-18 20:17:05 +00:00
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0,
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2004-03-14 22:34:33 +00:00
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(GInstanceInitFunc) gst_musicbrainz_init,
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2004-01-18 20:17:05 +00:00
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};
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2004-03-15 19:32:27 +00:00
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2004-03-14 22:34:33 +00:00
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musicbrainz_type = g_type_register_static (GST_TYPE_ELEMENT,
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2004-03-15 19:32:27 +00:00
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"GstMusicBrainz", &musicbrainz_info, 0);
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2004-01-18 20:17:05 +00:00
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}
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return musicbrainz_type;
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}
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static void
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2004-03-14 22:34:33 +00:00
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gst_musicbrainz_base_init (GstMusicBrainzClass * klass)
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2004-01-18 20:17:05 +00:00
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{
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GstElementDetails gst_musicbrainz_details = {
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"Compute TRM Id",
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2004-05-09 14:37:16 +00:00
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"Filter/Analyzer/Audio",
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2004-01-24 12:04:39 +00:00
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"Compute TRM Id from muscibrainz",
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2004-01-18 20:17:05 +00:00
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"Jeremy Simon <jsimon13@yahoo.fr>",
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};
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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gst_element_class_add_pad_template (element_class,
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2004-03-14 22:34:33 +00:00
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gst_static_pad_template_get (&src_template));
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2004-01-18 20:17:05 +00:00
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gst_element_class_add_pad_template (element_class,
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2004-03-14 22:34:33 +00:00
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gst_static_pad_template_get (&sink_template));
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2004-01-18 20:17:05 +00:00
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gst_element_class_set_details (element_class, &gst_musicbrainz_details);
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}
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static void
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2004-03-14 22:34:33 +00:00
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gst_musicbrainz_class_init (GstMusicBrainzClass * klass)
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2004-01-18 20:17:05 +00:00
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{
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GObjectClass *gobject_class;
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GstElementClass *gstelement_class;
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2004-03-14 22:34:33 +00:00
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gobject_class = (GObjectClass *) klass;
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gstelement_class = (GstElementClass *) klass;
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2004-01-18 20:17:05 +00:00
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parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
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2004-03-14 22:34:33 +00:00
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SIGNATURE,
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g_param_spec_string ("signature", "signature", "signature",
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2004-03-15 19:32:27 +00:00
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NULL, G_PARAM_READABLE));
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2004-03-14 22:34:33 +00:00
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_ASCII_SIGNATURE,
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g_param_spec_string ("ascii_signature", "ascii_signature",
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2004-03-15 19:32:27 +00:00
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"ascii_signature", NULL, G_PARAM_READABLE));
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2004-01-18 20:17:05 +00:00
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2004-12-16 12:03:06 +00:00
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_PROXY_ADDRESS,
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g_param_spec_string ("proxy_address", "proxy address", "proxy address",
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NULL, G_PARAM_READWRITE));
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_PROXY_PORT,
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g_param_spec_uint ("proxy_port", "proxy port", "proxy port",
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1, 65535, 8080, G_PARAM_READWRITE));
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2004-01-18 20:17:05 +00:00
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gobject_class->set_property = gst_musicbrainz_set_property;
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gobject_class->get_property = gst_musicbrainz_get_property;
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gst_musicbrainz_signals[SIGNAL_SIGNATURE_AVAILABLE] =
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2004-03-14 22:34:33 +00:00
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g_signal_new ("signature-available", G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstMusicBrainzClass,
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2004-03-15 19:32:27 +00:00
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signature_available), NULL, NULL, g_cclosure_marshal_VOID__VOID,
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2004-03-14 22:34:33 +00:00
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G_TYPE_NONE, 0);
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2004-01-18 20:17:05 +00:00
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gstelement_class->change_state = gst_musicbrainz_change_state;
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}
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static GstPadLinkReturn
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2004-03-14 22:34:33 +00:00
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gst_musicbrainz_sinkconnect (GstPad * pad, const GstCaps * caps)
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2004-01-18 20:17:05 +00:00
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{
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GstMusicBrainz *musicbrainz;
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GstStructure *structure;
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const gchar *mimetype;
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gint width;
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2004-03-14 22:34:33 +00:00
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musicbrainz = GST_MUSICBRAINZ (gst_pad_get_parent (pad));
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2004-01-18 20:17:05 +00:00
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musicbrainz->caps = caps;
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structure = gst_caps_get_structure (caps, 0);
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mimetype = gst_structure_get_name (structure);
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if (!gst_structure_get_int (structure, "depth", &musicbrainz->depth) ||
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!gst_structure_get_int (structure, "width", &width))
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2004-03-14 22:34:33 +00:00
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return GST_PAD_LINK_REFUSED;
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2004-01-18 20:17:05 +00:00
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if (musicbrainz->depth != width)
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2004-03-14 22:34:33 +00:00
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return GST_PAD_LINK_REFUSED;
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2004-01-18 20:17:05 +00:00
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if (!gst_structure_get_int (structure, "channels", &musicbrainz->channels))
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2004-03-14 22:34:33 +00:00
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return GST_PAD_LINK_REFUSED;
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2004-01-18 20:17:05 +00:00
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if (!gst_structure_get_int (structure, "rate", &musicbrainz->rate))
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2004-03-14 22:34:33 +00:00
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return GST_PAD_LINK_REFUSED;
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2004-01-18 20:17:05 +00:00
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2004-03-14 22:34:33 +00:00
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trm_SetPCMDataInfo (musicbrainz->trm, musicbrainz->rate,
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musicbrainz->channels, musicbrainz->depth);
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musicbrainz->linked = TRUE;
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2004-01-18 20:17:05 +00:00
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2004-03-14 22:34:33 +00:00
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return GST_PAD_LINK_OK;
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2004-01-18 20:17:05 +00:00
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}
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static void
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2004-03-14 22:34:33 +00:00
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gst_musicbrainz_init (GstMusicBrainz * musicbrainz)
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2004-01-18 20:17:05 +00:00
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{
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2004-03-14 22:34:33 +00:00
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musicbrainz->sinkpad =
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gst_pad_new_from_template (gst_static_pad_template_get (&sink_template),
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"sink");
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2004-01-18 20:17:05 +00:00
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gst_element_add_pad (GST_ELEMENT (musicbrainz), musicbrainz->sinkpad);
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gst_pad_set_chain_function (musicbrainz->sinkpad, gst_musicbrainz_chain);
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gst_pad_set_link_function (musicbrainz->sinkpad, gst_musicbrainz_sinkconnect);
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2004-03-14 22:34:33 +00:00
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musicbrainz->srcpad =
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gst_pad_new_from_template (gst_static_pad_template_get (&src_template),
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"src");
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2004-01-18 20:17:05 +00:00
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gst_element_add_pad (GST_ELEMENT (musicbrainz), musicbrainz->srcpad);
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2004-12-16 12:03:06 +00:00
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musicbrainz->proxy_port = 8080;
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2004-01-18 20:17:05 +00:00
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musicbrainz->trm = NULL;
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musicbrainz->linked = FALSE;
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musicbrainz->data_available = FALSE;
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musicbrainz->total_time = 0;
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musicbrainz->signature_available = FALSE;
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GST_FLAG_SET (musicbrainz, GST_ELEMENT_EVENT_AWARE);
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2004-03-14 22:34:33 +00:00
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/*GST_FLAG_SET(musicbrainz, GST_ELEMENT_THREAD_SUGGESTED); */
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2004-01-18 20:17:05 +00:00
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}
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static void
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2004-03-14 22:34:33 +00:00
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gst_trm_handle_event (GstPad * pad, GstData * data)
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2004-01-18 20:17:05 +00:00
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{
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GstEvent *event = GST_EVENT (data);
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gst_pad_event_default (pad, event);
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}
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static void
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2004-03-14 22:34:33 +00:00
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gst_musicbrainz_chain (GstPad * pad, GstData * data)
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2004-01-18 20:17:05 +00:00
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{
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GstMusicBrainz *musicbrainz;
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GstBuffer *buf;
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static GstFormat format = GST_FORMAT_TIME;
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gint64 nanos;
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g_return_if_fail (pad != NULL);
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g_return_if_fail (GST_IS_PAD (pad));
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musicbrainz = GST_MUSICBRAINZ (gst_pad_get_parent (pad));
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2004-03-14 22:34:33 +00:00
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if (GST_IS_EVENT (data)) {
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2004-01-18 20:17:05 +00:00
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gst_trm_handle_event (pad, data);
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return;
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}
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buf = GST_BUFFER (data);
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2004-03-14 22:34:33 +00:00
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2004-01-18 20:17:05 +00:00
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if (musicbrainz->linked && !musicbrainz->data_available)
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2004-03-14 22:34:33 +00:00
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if (gst_pad_query (gst_pad_get_peer (pad), GST_QUERY_TOTAL, &format,
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2004-03-15 19:32:27 +00:00
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&nanos)) {
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2004-01-18 20:17:05 +00:00
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musicbrainz->total_time = nanos / GST_SECOND;
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2004-03-14 22:34:33 +00:00
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trm_SetSongLength (musicbrainz->trm, musicbrainz->total_time);
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2004-01-18 20:17:05 +00:00
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musicbrainz->data_available = TRUE;
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gst_pad_try_set_caps (musicbrainz->srcpad, musicbrainz->caps);
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}
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2004-03-14 22:34:33 +00:00
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if (!musicbrainz->signature_available
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&& trm_GenerateSignature (musicbrainz->trm, GST_BUFFER_DATA (buf),
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2004-03-15 19:32:27 +00:00
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GST_BUFFER_SIZE (buf))) {
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2004-01-18 20:17:05 +00:00
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GST_DEBUG ("Signature");
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2004-12-16 12:03:06 +00:00
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if (musicbrainz->proxy_address != NULL) {
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if (!trm_SetProxy (musicbrainz->trm, musicbrainz->proxy_address,
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musicbrainz->proxy_port))
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GST_ELEMENT_ERROR (musicbrainz, RESOURCE, SETTINGS, (NULL),
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("Unable to set proxy server for trm lookup"));
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}
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2004-03-14 22:34:33 +00:00
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trm_FinalizeSignature (musicbrainz->trm, musicbrainz->signature, NULL);
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trm_ConvertSigToASCII (musicbrainz->trm, musicbrainz->signature,
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2004-03-15 19:32:27 +00:00
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musicbrainz->ascii_signature);
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2004-01-18 20:17:05 +00:00
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musicbrainz->signature_available = TRUE;
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2004-03-14 22:34:33 +00:00
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g_signal_emit (G_OBJECT (musicbrainz),
|
2004-03-15 19:32:27 +00:00
|
|
|
gst_musicbrainz_signals[SIGNAL_SIGNATURE_AVAILABLE], 0);
|
2004-01-18 20:17:05 +00:00
|
|
|
|
|
|
|
GST_DEBUG ("Signature : %s", musicbrainz->ascii_signature);
|
|
|
|
|
|
|
|
musicbrainz->signature_available = TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
gst_pad_push (musicbrainz->srcpad, data);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
2004-03-14 22:34:33 +00:00
|
|
|
gst_musicbrainz_set_property (GObject * object, guint prop_id,
|
|
|
|
const GValue * value, GParamSpec * pspec)
|
2004-01-18 20:17:05 +00:00
|
|
|
{
|
|
|
|
GstMusicBrainz *musicbrainz;
|
|
|
|
|
|
|
|
/* it's not null if we got it, but it might not be ours */
|
|
|
|
g_return_if_fail (GST_IS_MUSICBRAINZ (object));
|
|
|
|
|
|
|
|
musicbrainz = GST_MUSICBRAINZ (object);
|
|
|
|
|
|
|
|
switch (prop_id) {
|
|
|
|
case ARG_SIGNATURE:
|
|
|
|
case ARG_ASCII_SIGNATURE:
|
|
|
|
break;
|
2004-12-16 12:03:06 +00:00
|
|
|
case ARG_PROXY_ADDRESS:{
|
|
|
|
musicbrainz->proxy_address = g_value_dup_string (value);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case ARG_PROXY_PORT:{
|
|
|
|
musicbrainz->proxy_port = g_value_get_uint (value);
|
|
|
|
break;
|
|
|
|
}
|
2004-01-18 20:17:05 +00:00
|
|
|
default:
|
|
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
2004-03-14 22:34:33 +00:00
|
|
|
gst_musicbrainz_get_property (GObject * object, guint prop_id, GValue * value,
|
|
|
|
GParamSpec * pspec)
|
2004-01-18 20:17:05 +00:00
|
|
|
{
|
|
|
|
GstMusicBrainz *musicbrainz;
|
|
|
|
|
|
|
|
/* it's not null if we got it, but it might not be ours */
|
2004-03-14 22:34:33 +00:00
|
|
|
musicbrainz = GST_MUSICBRAINZ (object);
|
2004-01-18 20:17:05 +00:00
|
|
|
|
|
|
|
switch (prop_id) {
|
2004-03-14 22:34:33 +00:00
|
|
|
case ARG_SIGNATURE:{
|
2004-01-18 20:17:05 +00:00
|
|
|
g_value_set_string (value, musicbrainz->signature);
|
|
|
|
break;
|
|
|
|
}
|
2004-03-14 22:34:33 +00:00
|
|
|
case ARG_ASCII_SIGNATURE:{
|
2004-01-18 20:17:05 +00:00
|
|
|
g_value_set_string (value, musicbrainz->ascii_signature);
|
|
|
|
break;
|
|
|
|
}
|
2004-12-16 12:03:06 +00:00
|
|
|
case ARG_PROXY_ADDRESS:{
|
|
|
|
g_value_set_string (value, musicbrainz->proxy_address);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case ARG_PROXY_PORT:{
|
|
|
|
g_value_set_uint (value, musicbrainz->proxy_port);
|
|
|
|
break;
|
|
|
|
}
|
2004-03-14 22:34:33 +00:00
|
|
|
default:{
|
2004-01-18 20:17:05 +00:00
|
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static GstElementStateReturn
|
2004-03-14 22:34:33 +00:00
|
|
|
gst_musicbrainz_change_state (GstElement * element)
|
2004-01-18 20:17:05 +00:00
|
|
|
{
|
|
|
|
GstMusicBrainz *musicbrainz;
|
|
|
|
|
|
|
|
g_return_val_if_fail (GST_IS_MUSICBRAINZ (element), GST_STATE_FAILURE);
|
|
|
|
|
|
|
|
musicbrainz = GST_MUSICBRAINZ (element);
|
|
|
|
|
|
|
|
switch (GST_STATE_TRANSITION (element)) {
|
|
|
|
case GST_STATE_READY_TO_PAUSED:
|
|
|
|
musicbrainz->trm = trm_New ();
|
|
|
|
break;
|
|
|
|
case GST_STATE_PAUSED_TO_READY:
|
|
|
|
trm_Delete (musicbrainz->trm);
|
|
|
|
musicbrainz->trm = NULL;
|
|
|
|
musicbrainz->linked = FALSE;
|
|
|
|
musicbrainz->data_available = FALSE;
|
|
|
|
musicbrainz->total_time = 0;
|
|
|
|
musicbrainz->signature_available = FALSE;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (GST_ELEMENT_CLASS (parent_class)->change_state)
|
|
|
|
return GST_ELEMENT_CLASS (parent_class)->change_state (element);
|
|
|
|
|
|
|
|
return GST_STATE_SUCCESS;
|
|
|
|
}
|
|
|
|
|
|
|
|
static gboolean
|
2004-03-14 22:34:33 +00:00
|
|
|
plugin_init (GstPlugin * plugin)
|
2004-01-18 20:17:05 +00:00
|
|
|
{
|
|
|
|
return gst_element_register (plugin, "trm",
|
2004-03-14 22:34:33 +00:00
|
|
|
GST_RANK_NONE, GST_TYPE_MUSICBRAINZ);
|
2004-01-18 20:17:05 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2004-03-14 22:34:33 +00:00
|
|
|
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
|
|
|
|
GST_VERSION_MINOR,
|
|
|
|
"trm",
|
|
|
|
"A trm signature producer",
|
|
|
|
plugin_init, VERSION, "GPL", GST_PACKAGE, GST_ORIGIN)
|