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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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ff21fe1d25
For this add subtitle encoding properties to playsink and subtitleoverlay and update the values in the containing elements. Also update the font description in textoverlay or the used renderer element if it is changed during playback. Fixes bug #610310.
129 lines
4.2 KiB
C
129 lines
4.2 KiB
C
/* GStreamer
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* Copyright (C) 2009 Sebastian Dröge <sebastian.droege@collabora.co.uk>
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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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#ifndef __GST_SUBTITLE_OVERLAY_H__
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#define __GST_SUBTITLE_OVERLAY_H__
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#include <gst/gst.h>
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G_BEGIN_DECLS
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#define GST_TYPE_SUBTITLE_OVERLAY \
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(gst_subtitle_overlay_get_type())
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#define GST_SUBTITLE_OVERLAY(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SUBTITLE_OVERLAY, GstSubtitleOverlay))
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#define GST_SUBTITLE_OVERLAY_CAST(obj) \
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((GstSubtitleOverlay *) obj)
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#define GST_SUBTITLE_OVERLAY_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SUBTITLE_OVERLAY, GstSubtitleOverlayClass))
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#define GST_IS_SUBTITLE_OVERLAY(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SUBTITLE_OVERLAY))
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#define GST_IS_SUBTITLE_OVERLAY_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SUBTITLE_OVERLAY))
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#define GST_SUBTITLE_OVERLAY_LOCK(obj) G_STMT_START { \
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GST_LOG_OBJECT (obj, \
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"locking from thread %p", \
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g_thread_self ()); \
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g_mutex_lock (GST_SUBTITLE_OVERLAY_CAST(obj)->lock); \
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GST_LOG_OBJECT (obj, \
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"locked from thread %p", \
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g_thread_self ()); \
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} G_STMT_END
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#define GST_SUBTITLE_OVERLAY_UNLOCK(obj) G_STMT_START { \
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GST_LOG_OBJECT (obj, \
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"unlocking from thread %p", \
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g_thread_self ()); \
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g_mutex_unlock (GST_SUBTITLE_OVERLAY_CAST(obj)->lock); \
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} G_STMT_END
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typedef struct _GstSubtitleOverlay GstSubtitleOverlay;
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typedef struct _GstSubtitleOverlayClass GstSubtitleOverlayClass;
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struct _GstSubtitleOverlay
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{
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GstBin parent;
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gboolean silent;
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gchar *font_desc;
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gchar *encoding;
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/* < private > */
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gboolean do_async;
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GstPad *srcpad;
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GstPadEventFunction src_proxy_event;
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GstPadChainFunction src_proxy_chain;
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gboolean downstream_chain_error;
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GstPad *video_sinkpad;
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GstPad *video_block_pad;
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GstPadSetCapsFunction video_sink_setcaps;
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GstPadEventFunction video_sink_event;
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GstPadChainFunction video_sink_chain;
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gboolean video_sink_blocked;
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GstSegment video_segment;
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gint fps_n, fps_d;
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GstPad *subtitle_sinkpad;
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GstPad *subtitle_block_pad;
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GstPadLinkFunction subtitle_sink_link;
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GstPadUnlinkFunction subtitle_sink_unlink;
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GstPadEventFunction subtitle_sink_event;
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GstPadChainFunction subtitle_sink_chain;
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GstPadSetCapsFunction subtitle_sink_setcaps;
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gboolean subtitle_sink_blocked;
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GstSegment subtitle_segment;
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gboolean subtitle_flush;
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gboolean subtitle_error;
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GMutex *factories_lock;
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GList *factories;
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guint32 factories_cookie;
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GstCaps *factory_caps;
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GMutex *lock;
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GstCaps *subcaps;
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GstElement *passthrough_identity;
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GstElement *pre_colorspace;
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GstElement *post_colorspace;
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GstElement *parser;
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GstElement *overlay;
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GstElement *renderer;
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const gchar *silent_property;
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gboolean silent_property_invert;
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};
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struct _GstSubtitleOverlayClass
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{
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GstBinClass parent;
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};
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GType gst_subtitle_overlay_get_type (void);
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gboolean gst_subtitle_overlay_plugin_init (GstPlugin * plugin);
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GstCaps *gst_subtitle_overlay_create_factory_caps (void);
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G_END_DECLS
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#endif /* __GST_SUBTITLE_OVERLAY_H__ */
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