--- /dev/null
+
+/*
+ * CINELERRA
+ * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include "channel.h"
+#include "bchash.h"
+#include "filexml.h"
+#include <string.h>
+
+// Channel table entry for the TV tuner
+
+Channel::Channel()
+{
+ reset();
+}
+
+Channel::Channel(Channel *channel)
+{
+ copy_settings(channel);
+ copy_usage(channel);
+}
+
+Channel::~Channel()
+{
+}
+
+
+void Channel::reset()
+{
+// GUI options
+ use_frequency = 0;
+ use_fine = 0;
+ use_norm = 0;
+ use_input = 0;
+
+ title[0] = 0;
+ device_name[0] = 0;
+ entry = 0;
+ element = 0;
+ freqtable = 0;
+ fine_tune = 0;
+ input = 0;
+ norm = 0;
+ device_index = 0;
+ tuner = 0;
+ has_scanning = 0;
+ has_subchan = 0;
+
+ audio_stream = 0;
+ video_stream = 0;
+ audio_pid = 0x14;
+ video_pid = 0x11;
+}
+
+void Channel::dump()
+{
+ printf("Channel::dump title=%s\n"
+ "device_name=%s\n"
+ "use_freq=%d\n"
+ "use_fine=%d\n"
+ "use_norm=%d\n"
+ "use_input=%d\n"
+ "has_scanning=%d\n"
+ "has_subchan=%d\n",
+ title,
+ device_name,
+ use_frequency,
+ use_fine,
+ use_norm,
+ use_input,
+ has_scanning,
+ has_subchan);
+}
+
+Channel& Channel::operator=(Channel &channel)
+{
+ printf("Channel::operator= is not supported.\n");
+ return *this;
+}
+
+bool Channel::operator==(Channel &channel)
+{
+ if( this == &channel ) return true;
+ return this->entry != channel.entry ||
+ this->element != channel.element ||
+ this->freqtable != channel.freqtable ||
+ this->fine_tune != channel.fine_tune ||
+ this->input != channel.input ||
+ this->norm != channel.norm ||
+ this->device_index != channel.device_index ||
+ this->tuner != channel.tuner ||
+ this->audio_stream != channel.audio_stream ||
+ this->video_stream != channel.video_stream ||
+ this->audio_pid != channel.audio_pid ||
+ this->video_pid != channel.video_pid ? false : true;
+}
+
+bool Channel::operator!=(Channel &channel)
+{
+ return *this == channel ? false : true;
+}
+
+void Channel::copy_settings(Channel *channel)
+{
+ strcpy(this->title, channel->title);
+ this->entry = channel->entry;
+ this->element = channel->element;
+ this->freqtable = channel->freqtable;
+ this->fine_tune = channel->fine_tune;
+ this->input = channel->input;
+ this->norm = channel->norm;
+ this->device_index = channel->device_index;
+ this->tuner = channel->tuner;
+ this->audio_stream = channel->audio_stream;
+ this->video_stream = channel->video_stream;
+ this->audio_pid = channel->audio_pid;
+ this->video_pid = channel->video_pid;
+}
+
+void Channel::copy_usage(Channel *channel)
+{
+ this->use_frequency = channel->use_frequency;
+ this->use_fine = channel->use_fine;
+ this->use_norm = channel->use_norm;
+ this->use_input = channel->use_input;
+ this->has_scanning = channel->has_scanning;
+ this->has_subchan = channel->has_subchan;
+}
+
+int Channel::load(FileXML *file)
+{
+ int done = 0;
+ char *text;
+
+
+ while(!done)
+ {
+ done = file->read_tag();
+ if(!done)
+ {
+ if(file->tag.title_is("CHANNEL"))
+ {
+ entry = file->tag.get_property("ENTRY", entry);
+ element = file->tag.get_property("ELEMENT", element);
+ freqtable = file->tag.get_property("FREQTABLE", freqtable);
+ fine_tune = file->tag.get_property("FINE_TUNE", fine_tune);
+ input = file->tag.get_property("INPUT", input);
+ norm = file->tag.get_property("NORM", norm);
+ device_index = file->tag.get_property("DEVICE_INDEX", device_index);
+ tuner = file->tag.get_property("TUNER", tuner);
+ audio_stream = file->tag.get_property("AUDIO_STREAM", audio_pid);
+ video_stream = file->tag.get_property("VIDEO_STREAM", video_pid);
+ audio_pid = file->tag.get_property("AUDIO_PID", audio_pid);
+ video_pid = file->tag.get_property("VIDEO_PID", video_pid);
+ text = file->read_text();
+ strcpy(title, text);
+ }
+ else
+ if(file->tag.title_is("/CHANNEL"))
+ return 0;
+ }
+ }
+ return done;
+}
+
+void Channel::save(FileXML *file)
+{
+ file->tag.set_title("CHANNEL");
+ file->tag.set_property("ENTRY", entry);
+ file->tag.set_property("ELEMENT", element);
+ file->tag.set_property("FREQTABLE", freqtable);
+ file->tag.set_property("FINE_TUNE", fine_tune);
+ file->tag.set_property("INPUT", input);
+ file->tag.set_property("NORM", norm);
+ file->tag.set_property("DEVICE_INDEX", device_index);
+ file->tag.set_property("TUNER", tuner);
+ file->tag.set_property("AUDIO_STREAM", audio_stream);
+ file->tag.set_property("VIDEO_STREAM", video_stream);
+ file->tag.set_property("AUDIO_PID", audio_pid);
+ file->tag.set_property("VIDEO_PID", video_pid);
+ file->append_tag();
+ file->append_text(title);
+ file->tag.set_title("/CHANNEL");
+ file->append_tag();
+ file->append_newline();
+}
+
+
+
+void Channel::load_defaults(BC_Hash *defaults)
+{
+ freqtable = defaults->get("SCAN_FREQTABLE", freqtable);
+ input = defaults->get("SCAN_INPUT", input);
+ norm = defaults->get("SCAN_NORM", norm);
+}
+
+void Channel::save_defaults(BC_Hash *defaults)
+{
+ defaults->update("SCAN_FREQTABLE", freqtable);
+ defaults->update("SCAN_INPUT", input);
+ defaults->update("SCAN_NORM", norm);
+}
+
+static inline bool is_numeric(char c) { return (c>='0' && c<='9'); }
+static inline bool is_separator(char c) { return (c=='.' || c=='-'); }
+
+static inline void get_chan(const char *p, int &ch, int &sub)
+{
+ while( *p == ' ' ) ++p;
+ for( ch=0,sub=1; is_numeric(*p); ++p ) ch = ch*10 + *p-'0';
+ if( !*p || !is_separator(*p) || !is_numeric(*++p) ) return;
+ for( sub=*p-'0'; is_numeric(*++p); ) sub = sub*10 + *p-'0';
+}
+
+int Channel::cstrcmp(const char *name)
+{
+ if( !strcmp(name, title) ) return 0;
+ int ch1, sub1; get_chan(name, ch1, sub1);
+ int ch2, sub2; get_chan(title, ch2, sub2);
+ int ret = ch1 - ch2;
+ if( !ret ) ret = sub1 - sub2;
+ return ret;
+}
+