mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-14 05:12:09 +00:00
315cb1ab96
Original commit message from CVS: Patch by: Rov Juvano <rovjuvano at users dot sourceforge dot net> * configure.ac: * docs/plugins/Makefile.am: * docs/plugins/gst-plugins-bad-plugins-docs.sgml: * docs/plugins/gst-plugins-bad-plugins-sections.txt: * docs/plugins/inspect/plugin-scaletempo.xml: * examples/scaletempo/Makefile.am: * examples/scaletempo/demo-gui.c: (pop_status_bar), (status_bar_printf), (demo_gui_seek_bar_format), (update_position), (demo_gui_seek_bar_change), (demo_gui_do_change_rate), (demo_gui_do_set_rate), (demo_gui_do_rate_entered), (demo_gui_do_toggle_advanced), (demo_gui_do_toggle_disabled), (demo_gui_do_seek), (demo_gui_do_play), (demo_gui_do_pause), (demo_gui_do_play_pause), (demo_gui_do_open_file), (demo_gui_do_playlist_prev), (demo_gui_do_playlist_next), (demo_gui_do_about_dialog), (demo_gui_do_quit), (demo_gui_request_set_stride), (demo_gui_request_set_overlap), (demo_gui_request_set_search), (demo_gui_rate_changed), (demo_gui_playing_started), (demo_gui_playing_paused), (demo_gui_playing_ended), (demo_gui_player_errored), (demo_gui_stride_changed), (demo_gui_overlap_changed), (demo_gui_search_changed), (demo_gui_set_player_func), (demo_gui_set_playlist_func), (build_gvalue_array), (create_action), (demo_gui_show_func), (demo_gui_set_player), (demo_gui_set_playlist), (demo_gui_show), (demo_gui_get_property), (demo_gui_set_property), (demo_gui_init), (demo_gui_class_init), (demo_gui_get_type): * examples/scaletempo/demo-gui.h: * examples/scaletempo/demo-main.c: (handle_error_message), (handle_quit), (main): * examples/scaletempo/demo-player.c: (no_pipeline), (demo_player_event_listener), (demo_player_state_changed_cb), (demo_player_eos_cb), (demo_player_build_pipeline), (_set_rate), (demo_player_scale_rate_func), (demo_player_set_rate_func), (_set_state_and_wait), (demo_player_load_uri_func), (demo_player_play_func), (demo_player_pause_func), (_seek_to), (demo_player_seek_by_func), (demo_player_seek_to_func), (demo_player_get_position_func), (demo_player_get_duration_func), (demo_player_scale_rate), (demo_player_set_rate), (demo_player_load_uri), (demo_player_play), (demo_player_pause), (demo_player_seek_by), (demo_player_seek_to), (demo_player_get_position), (demo_player_get_duration), (demo_player_get_property), (demo_player_set_property), (demo_player_init), (demo_player_class_init), (demo_player_get_type): * examples/scaletempo/demo-player.h: * gst/scaletempo/Makefile.am: * gst/scaletempo/gstscaletempo.c: (best_overlap_offset_float), (best_overlap_offset_s16), (output_overlap_float), (output_overlap_s16), (fill_queue), (reinit_buffers), (gst_scaletempo_transform), (gst_scaletempo_transform_size), (gst_scaletempo_sink_event), (gst_scaletempo_set_caps), (gst_scaletempo_get_property), (gst_scaletempo_set_property), (gst_scaletempo_base_init), (gst_scaletempo_class_init), (gst_scaletempo_init): * gst/scaletempo/gstscaletempo.h: * gst/scaletempo/gstscaletempoplugin.c: (plugin_init): Add scaletempo plugin, which allows to scale the speed of audio without changing the pitch by handling seeks with a rate!=1.0. Integrate it into the docs and add the example application for it. Fixes bug #537700.
74 lines
2.9 KiB
C
74 lines
2.9 KiB
C
/*
|
|
* GStreamer
|
|
* Copyright (C) 2008 Rov Juvano <rovjuvano@users.sourceforge.net>
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
*
|
|
* Alternatively, the contents of this file may be used under the
|
|
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
|
|
* which case the following provisions apply instead of the ones
|
|
* mentioned above:
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
# include <config.h>
|
|
#endif
|
|
|
|
#include <gst/gst.h>
|
|
#include "gstscaletempo.h"
|
|
|
|
/* entry point to initialize the plug-in
|
|
* initialize the plug-in itself
|
|
* register the element factories and pad templates
|
|
* register the features
|
|
*
|
|
* exchange the string 'plugin' with your elemnt name
|
|
*/
|
|
|
|
static gboolean
|
|
plugin_init (GstPlugin * plugin)
|
|
{
|
|
return gst_element_register (plugin, "scaletempo", GST_RANK_NONE,
|
|
GST_TYPE_SCALETEMPO);
|
|
}
|
|
|
|
/* this is the structure that gstreamer looks for to register plugins
|
|
*
|
|
* exchange the strings 'plugin' and 'Template plugin' with you plugin name and
|
|
* description
|
|
*/
|
|
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR, GST_VERSION_MINOR,
|
|
"scaletempo", "Scale audio tempo in sync with playback rate",
|
|
plugin_init, VERSION, "LGPL", "GStreamer",
|
|
"http://gstreamer.freedesktop.org/")
|