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player: Add audio-video-offset property and setter/getter API

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=765315
This commit is contained in:
Barun Kumar Singh 2016-04-28 15:19:17 +05:30 committed by Sebastian Dröge
parent b9cfa34118
commit bf43460018
4 changed files with 60 additions and 1 deletions
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3
docs/libs/gst-plugins-bad-libs-sections.txt
View file

@ -1750,6 +1750,9 @@ gst_player_set_multiview_mode
gst_player_get_multiview_flags
gst_player_set_multiview_flags
gst_player_get_audio_video_offset
gst_player_set_audio_video_offset
gst_player_get_rate
gst_player_set_rate

52
gst-libs/gst/player/gstplayer.c
View file

@ -65,6 +65,7 @@ GST_DEBUG_CATEGORY_STATIC (gst_player_debug);
#define DEFAULT_MUTE FALSE
#define DEFAULT_RATE 1.0
#define DEFAULT_POSITION_UPDATE_INTERVAL_MS 100
#define DEFAULT_AUDIO_VIDEO_OFFSET 0
GQuark
gst_player_error_quark (void)
@ -97,6 +98,7 @@ enum
PROP_POSITION_UPDATE_INTERVAL,
PROP_VIDEO_MULTIVIEW_MODE,
PROP_VIDEO_MULTIVIEW_FLAGS,
PROP_AUDIO_VIDEO_OFFSET,
PROP_LAST
};
@ -342,6 +344,10 @@ gst_player_class_init (GstPlayerClass * klass)
GST_TYPE_VIDEO_MULTIVIEW_FLAGS, GST_VIDEO_MULTIVIEW_FLAGS_NONE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
param_specs[PROP_AUDIO_VIDEO_OFFSET] =
g_param_spec_int64 ("audio-video-offset", "Audio Video Offset",
"The synchronisation offset between audio and video in nanoseconds",
G_MININT64, G_MAXINT64, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
g_object_class_install_properties (gobject_class, PROP_LAST, param_specs);
@ -600,6 +606,9 @@ gst_player_set_property (GObject * object, guint prop_id,
g_object_set_property (G_OBJECT (self->playbin), "video-multiview-flags",
value);
break;
case PROP_AUDIO_VIDEO_OFFSET:
g_object_set_property (G_OBJECT (self->playbin), "av-offset", value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -706,6 +715,9 @@ gst_player_get_property (GObject * object, guint prop_id,
g_value_get_flags (value));
break;
}
case PROP_AUDIO_VIDEO_OFFSET:
g_object_get_property (G_OBJECT (self->playbin), "av-offset", value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -3787,6 +3799,46 @@ gst_player_set_multiview_flags (GstPlayer * self, GstVideoMultiviewFlags flags)
g_object_set (self, "video-multiview-flags", flags, NULL);
}
/**
* gst_player_get_audio_video_offset:
* @player: #GstPlayer instance
*
* Retrieve the current value of audio-video-offset property
*
* Returns: The current value of audio-video-offset in nanoseconds
*
* Since 1.10
*/
gint64
gst_player_get_audio_video_offset (GstPlayer * self)
{
gint64 val = 0;
g_return_val_if_fail (GST_IS_PLAYER (self), DEFAULT_AUDIO_VIDEO_OFFSET);
g_object_get (self, "audio-video-offset", &val, NULL);
return val;
}
/**
* gst_player_set_audio_video_offset:
* @player: #GstPlayer instance
* @offset: #gint64 in nanoseconds
*
* Sets audio-video-offset property by value of @offset
*
* Returns: void
*
* Since 1.10
*/
void
gst_player_set_audio_video_offset (GstPlayer * self, gint64 offset)
{
g_return_if_fail (GST_IS_PLAYER (self));
g_object_set (self, "audio-video-offset", offset, NULL);
}
#define C_ENUM(v) ((gint) v)
#define C_FLAGS(v) ((guint) v)

4
gst-libs/gst/player/gstplayer.h
View file

@ -188,7 +188,9 @@ GstVideoMultiviewFlags gst_player_get_multiview_flags (GstPlayer * player);
void gst_player_set_multiview_flags (GstPlayer * player,
GstVideoMultiviewFlags flags);
gint64 gst_player_get_audio_video_offset (GstPlayer * player);
void gst_player_set_audio_video_offset (GstPlayer * player,
gint64 offset);
G_END_DECLS

2
win32/common/libgstplayer.def
View file

@ -13,6 +13,7 @@ EXPORTS
gst_player_g_main_context_signal_dispatcher_get_type
gst_player_g_main_context_signal_dispatcher_new
gst_player_get_audio_streams
gst_player_get_audio_video_offset
gst_player_get_color_balance
gst_player_get_current_audio_track
gst_player_get_current_subtitle_track
@ -50,6 +51,7 @@ EXPORTS
gst_player_seek
gst_player_set_audio_track
gst_player_set_audio_track_enabled
gst_player_set_audio_video_offset
gst_player_set_color_balance
gst_player_set_multiview_flags
gst_player_set_multiview_mode