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teletextdec: New teletext decoder plugin based in zvbi
https://bugzilla.gnome.org/show_bug.cgi?id=619739
This commit is contained in:
Andoni Morales Alastruey
Sebastian Dröge
parent
0e596670ef
commit
8bb6ff414f
6 changed files with 1289 additions and 0 deletions
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@ -1382,6 +1382,12 @@ AG_GST_CHECK_FEATURE(TIMIDITY, [timidity midi soft synth plugin], timidity, [
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AC_SUBST(TIMIDITY_LIBS)
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])
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dnl *** teletextdec ***
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translit(dnm, m, l) AM_CONDITIONAL(USE_TELETEXTDEC, true)
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AG_GST_CHECK_FEATURE(TELETEXTDEC, [Teletext decoder], teletextdec, [
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AG_GST_PKG_CHECK_MODULES(TELETEXTDEC, zvbi-0.2)
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])
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dnl *** wildmidi ***
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translit(dnm, m, l) AM_CONDITIONAL(USE_WILDMIDI, true)
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AG_GST_CHECK_FEATURE(WILDMIDI, [wildmidi midi soft synth plugin], wildmidi, [
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@ -1719,6 +1725,7 @@ AM_CONDITIONAL(USE_SCHRO, false)
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AM_CONDITIONAL(USE_ZBAR, false)
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AM_CONDITIONAL(USE_VP8, false)
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AM_CONDITIONAL(USE_RTMP, false)
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AM_CONDITIONAL(USE_TELETEXTDEC, false)
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fi dnl of EXT plugins
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@ -1947,6 +1954,7 @@ ext/schroedinger/Makefile
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ext/sdl/Makefile
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ext/sndfile/Makefile
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ext/soundtouch/Makefile
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ext/teletextdec/Makefile
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ext/gme/Makefile
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ext/gsettings/Makefile
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ext/gsettings/org.freedesktop.gstreamer.default-elements.gschema.xml
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@ -336,6 +336,12 @@ else
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SWFDEC_DIR=
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endif
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if USE_TELETEXTDEC
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TELETEXT_DIR=teletextdec
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else
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TELETEXT_DIR=
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endif
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if USE_VP8
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VP8_DIR=vp8
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else
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@ -423,6 +429,7 @@ SUBDIRS=\
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$(GME_DIR) \
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$(SPC_DIR) \
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$(SWFDEC_DIR) \
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$(TELETEXTDEC_DIR) \
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$(TIMIDITY_DIR) \
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$(VP8_DIR) \
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$(XVID_DIR) \
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@ -473,6 +480,7 @@ DIST_SUBDIRS = \
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spc \
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gme \
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swfdec \
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teletextdec \
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timidity \
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voaacenc \
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voamrwbenc \
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10
ext/teletextdec/Makefile.am
Normal file
10
ext/teletextdec/Makefile.am
Normal file
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@ -0,0 +1,10 @@
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plugin_LTLIBRARIES = libgstteletextdec.la
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libgstteletextdec_la_SOURCES = gstteletextdec.c teletext.c
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libgstteletextdec_la_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS) $(GST_CFLAGS) $(TELETEXTDEC_CFLAGS)
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libgstteletextdec_la_LIBADD = $(GST_PLUGINS_BASE_CFLAGS) $(GST_BASE_LIBS) $(TELETEXTDEC_LIBS)
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libgstteletextdec_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
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libgstteletextdec_la_LIBTOOLFLAGS = --tag=disable-static
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noinst_HEADERS = gstteletextdec.h
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1114
ext/teletextdec/gstteletextdec.c
Normal file
1114
ext/teletextdec/gstteletextdec.c
Normal file
File diff suppressed because it is too large
Load diff
106
ext/teletextdec/gstteletextdec.h
Normal file
106
ext/teletextdec/gstteletextdec.h
Normal file
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@ -0,0 +1,106 @@
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/*
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* GStreamer
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* Copyright (C) 2009 Sebastian <sebp@k-d-w.org>
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* Copyright (C) 2010 Andoni Morales Alastruey <ylatuya@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* mod1ify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#ifndef __GST_TELETEXTDEC_H__
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#define __GST_TELETEXTDEC_H__
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#include <gst/gst.h>
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#include <libzvbi.h>
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G_BEGIN_DECLS
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#define GST_TYPE_TELETEXTDEC \
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(gst_teletextdec_get_type())
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#define GST_TELETEXTDEC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_TELETEXTDEC,GstTeletextDec))
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#define GST_TELETEXTDEC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_TELETEXTDEC,GstTeletextDecClass))
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#define GST_IS_TELETEXTDEC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_TELETEXTDEC))
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#define GST_IS_TELETEXTDEC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_TELETEXTDEC))
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typedef struct _GstTeletextDec GstTeletextDec;
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typedef struct _GstTeletextDecClass GstTeletextDecClass;
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typedef struct _GstTeletextFrame GstTeletextFrame;
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typedef enum _GstTeletextOutputFormat GstTeletextOutputFormat;
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enum _GstTeletextOutputFormat
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{
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GST_TELETEXTDEC_OUTPUT_FORMAT_RGBA,
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GST_TELETEXTDEC_OUTPUT_FORMAT_TEXT,
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GST_TELETEXTDEC_OUTPUT_FORMAT_HTML,
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GST_TELETEXTDEC_OUTPUT_FORMAT_SUBTITLES
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};
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typedef void (*GstTeletextProcessBufferFunc) (GstTeletextDec *
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teletext, GstBuffer * buf);
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struct _GstTeletextDec
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{
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GstElement element;
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GstPad *sinkpad;
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GstPad *srcpad;
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GstClockTime in_timestamp;
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GstClockTime in_duration;
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gint rate_numerator;
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gint rate_denominator;
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/* Props */
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gint pageno;
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gint subno;
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gboolean subtitles_mode;
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gchar *subtitles_template;
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vbi_dvb_demux *demux;
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vbi_decoder *decoder;
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vbi_export *exporter;
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GQueue *queue;
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GMutex *queue_lock;
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GstTeletextFrame *frame;
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float last_ts;
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GstTeletextOutputFormat output_format;
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GstTeletextProcessBufferFunc process_buf_func;
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};
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struct _GstTeletextFrame
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{
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vbi_sliced *sliced_begin;
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vbi_sliced *sliced_end;
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vbi_sliced *current_slice;
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guint last_field;
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guint last_field_line;
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guint last_frame_line;
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};
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struct _GstTeletextDecClass
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{
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GstElementClass parent_class;
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};
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GType gst_teletextdec_get_type (void);
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G_END_DECLS
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#endif /* __GST_TELETEXTDEC_H__ */
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43
ext/teletextdec/teletext.c
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43
ext/teletextdec/teletext.c
Normal file
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@ -0,0 +1,43 @@
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/*
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* GStreamer
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* Copyright (C) 2009 Sebastian <sebp@k-d-w.org>
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*
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* This library is free software; you can redistribute it and/or
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* mod1ify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 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 <gst/gst.h>
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#include "gstteletextdec.h"
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/* entry point to initialize the plug-in
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* initialize the plug-in itself
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* register the element factories and other features
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*/
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static gboolean
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teletext_init (GstPlugin * teletext)
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{
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return gst_element_register (teletext, "teletextdec", GST_RANK_NONE,
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GST_TYPE_TELETEXTDEC);
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}
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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"teletext",
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"Teletext plugin",
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teletext_init, VERSION, "LGPL", "GStreamer", "http://gstreamer.net/")
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