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app/CorePlayer.cpp

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/*  CorePlayer.cpp - Core player object, most of the hacking is done here!  

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 *      Copyright (C) 1998-2003 Andy Lo A Foe <andy@alsaplayer.org>

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 *

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 *  This program is free software; you can redistribute it and/or modify

 

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 *  This file is part of AlsaPlayer.

 

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 *

 

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 *  AlsaPlayer is free software; you can redistribute it and/or modify

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 *  it under the terms of the GNU General Public License as published by

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 *  the Free Software Foundation; either version 2 of the License, or

 

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 *  the Free Software Foundation; either version 3 of the License, or

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 *  (at your option) any later version.

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 *

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 *  This program is distributed in the hope that it will be useful,

 

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 *  AlsaPlayer 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

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 *  GNU General Public License for more details.

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 *

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 *  You should have received a copy of the GNU General Public License

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 *  along with this program; if not, write to the Free Software

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 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

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 *

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 *

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 *  $Id: CorePlayer.cpp 1114 2007-05-19 10:22:25Z dominique_libre $

 

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 *  along with this program; if not, see <http://www.gnu.org/licenses/>.

 

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 *

 

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 *  $Id: CorePlayer.cpp 1267 2007-07-09 20:14:22Z dominique_libre $

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 *

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*/ 

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        UnlockNotifiers();

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}

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// some arch don't define PATH_MAX

 

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#ifndef PATH_MAX

 

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#define PATH_MAX 1024

 

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#endif

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void CorePlayer::load_input_addons()

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{

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        char path[1024];

 

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        char path[PATH_MAX];

 

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        DIR *dir;

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        struct stat buf;

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        dirent *entry;

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        int error_count = 0;

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        input_plugin *tmp;

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        if (the_plugin->name == NULL) {

 

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                alsaplayer_error("No name");

 

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                error_count++;

 

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        }

 

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        if (the_plugin->author == NULL) {

 

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                alsaplayer_error("No author");

 

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                error_count++;

 

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        }       

 

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        if (the_plugin->init == NULL) {

 

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                alsaplayer_error("No init function");

 

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                error_count++;

 

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        }

 

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        if (the_plugin->can_handle == NULL) {

 

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                alsaplayer_error("No can_handle function");

 

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                error_count++;

 

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        }

 

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        if (the_plugin->open == NULL) {

 

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                alsaplayer_error("No open function");

 

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                error_count++;

 

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        }

 

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        if (the_plugin->close == NULL) {

 

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                alsaplayer_error("No close function");

 

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                error_count++;

 

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        }

 

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        if (the_plugin->play_frame == NULL) {

 

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                alsaplayer_error("No play_frame function");

 

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                error_count++;

 

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        }       

 

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        if (the_plugin->frame_seek == NULL) {

 

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                alsaplayer_error("No frame_seek function");

 

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                error_count++;

 

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        }

 

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        if (the_plugin->nr_frames == NULL) {

 

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                alsaplayer_error("No nr_frames function");

 

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                error_count++;

 

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        }

 

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        if (the_plugin->frame_size == NULL) {

 

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                alsaplayer_error("No frame_size function");

 

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                error_count++;

 

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        }

 

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        if (the_plugin->channels == NULL) {

 

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                alsaplayer_error("No channels function");

 

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                error_count++;

 

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        }       

 

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        if (the_plugin->stream_info == NULL) {

 

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                alsaplayer_error("No stream_info function");

 

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                error_count++;

 

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        }

 

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        if (the_plugin->shutdown == NULL) {

 

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                alsaplayer_error("No shutdown function");

 

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                error_count++;

 

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        }

 

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        if (error_count) {

 

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                alsaplayer_error("At least %d error(s) were detected", error_count);

 

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                return 0;

 

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        }

 

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        tmp = &plugins[plugin_count];

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        tmp->version = the_plugin->version;

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        if (tmp->version) {

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                        alsaplayer_error("Wrong version number on plugin (v%d, wanted v%d)",

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                                        version - INPUT_PLUGIN_BASE_VERSION,

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                                        INPUT_PLUGIN_VERSION - INPUT_PLUGIN_BASE_VERSION);      

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                        return 0;

 

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                        // this is a minor error actually 

 

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                        // no need to stop there

 

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//                      return 0;

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                }

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        }

 

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        tmp->name = the_plugin->name;

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        tmp->author = the_plugin->author;

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        tmp->init = the_plugin->init;

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        tmp->shutdown = the_plugin->shutdown;

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        tmp->nr_tracks = the_plugin->nr_tracks;

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        tmp->track_seek = the_plugin->track_seek;

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        if (tmp->name == NULL) {

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                alsaplayer_error("No name");

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                error_count++;

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        }

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        if (tmp->author == NULL) {

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                alsaplayer_error("No author");

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                error_count++;

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        }       

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        if (tmp->init == NULL) {

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                alsaplayer_error("No init function");

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                error_count++;

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        }

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        if (tmp->can_handle == NULL) {

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                alsaplayer_error("No can_handle function");

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                error_count++;

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        }

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        if (tmp->open == NULL) {

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                alsaplayer_error("No open function");

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                error_count++;

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        }

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        if (tmp->close == NULL) {

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                alsaplayer_error("No close function");

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                error_count++;

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        }

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        if (tmp->play_frame == NULL) {

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                alsaplayer_error("No play_frame function");

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                error_count++;

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        }       

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        if (tmp->frame_seek == NULL) {

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                alsaplayer_error("No frame_seek function");

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                error_count++;

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        }

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        if (tmp->nr_frames == NULL) {

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                alsaplayer_error("No nr_frames function");

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                error_count++;

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        }

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        if (tmp->frame_size == NULL) {

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                alsaplayer_error("No frame_size function");

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                error_count++;

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        }

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        if (tmp->channels == NULL) {

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                alsaplayer_error("No channels function");

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                error_count++;

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        }       

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        if (tmp->stream_info == NULL) {

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                alsaplayer_error("No stream_info function");

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                error_count++;

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        }

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        if (tmp->shutdown == NULL) {

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                alsaplayer_error("No shutdown function");

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                error_count++;

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        }

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        if (error_count) {

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                alsaplayer_error("At least %d error(s) were detected", error_count);

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                //Unlock();

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                return 0;

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        }

 

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        if (!tmp->init()) {

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                alsaplayer_error("Plugin failed to initialize (\"%s\")",

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                                tmp->name);

 

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                alsaplayer_error("Plugin failed to initialize (\"%s\")", tmp->name);

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                return 0;

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        }       

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        plugin_count++;

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        if (plugin_count == 1) { // First so assign plugin

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                //plugin = tmp;

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        }

 

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        if (global_verbose)

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                alsaplayer_error("Loading Input plugin: %s", tmp->name);

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        last_read = -1;

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        output_rate = node->SamplingRate();

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        input_rate = plugin->sample_rate(the_object);

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        if (input_rate == output_rate)

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                SetSpeedMulti(1.0);

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        else

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{

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        if (repitched) { // Pitch was changed so return this instead

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                return pitch_point;

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        }       

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        return (read_direction == DIR_FORWARD ? pitch : -pitch);

 

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        }

 

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        float ret_pitch = pitch / pitch_multi;

 

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        return (read_direction == DIR_FORWARD ? ret_pitch : -ret_pitch);

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}

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