diff options
Diffstat (limited to 'ext/gl')
| -rw-r--r-- | ext/gl/gstglmixerbin.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/ext/gl/gstglmixerbin.c b/ext/gl/gstglmixerbin.c index bb74ef913..1e6ebeb14 100644 --- a/ext/gl/gstglmixerbin.c +++ b/ext/gl/gstglmixerbin.c @@ -31,6 +31,36 @@ GST_DEBUG_CATEGORY (gst_gl_mixer_bin_debug); #define DEFAULT_LATENCY 0 +#define DEFAULT_START_TIME_SELECTION 0 +#define DEFAULT_START_TIME (-1) + +typedef enum +{ + GST_GL_MIXER_BIN_START_TIME_SELECTION_ZERO, + GST_GL_MIXER_BIN_START_TIME_SELECTION_FIRST, + GST_GL_MIXER_BIN_START_TIME_SELECTION_SET +} GstGLMixerBinStartTimeSelection; + +static GType +gst_gl_mixer_bin_start_time_selection_get_type (void) +{ + static GType gtype = 0; + + if (gtype == 0) { + static const GEnumValue values[] = { + {GST_GL_MIXER_BIN_START_TIME_SELECTION_ZERO, + "Start at 0 running time (default)", "zero"}, + {GST_GL_MIXER_BIN_START_TIME_SELECTION_FIRST, + "Start at first observed input running time", "first"}, + {GST_GL_MIXER_BIN_START_TIME_SELECTION_SET, + "Set start time with start-time property", "set"}, + {0, NULL, NULL} + }; + + gtype = g_enum_register_static ("GstGLMixerBinStartTimeSelection", values); + } + return gtype; +} struct input_chain { @@ -82,6 +112,8 @@ enum PROP_0, PROP_MIXER, PROP_LATENCY, + PROP_START_TIME_SELECTION, + PROP_START_TIME, }; enum @@ -156,6 +188,19 @@ gst_gl_mixer_bin_class_init (GstGLMixerBinClass * klass) (G_MAXLONG == G_MAXINT64) ? G_MAXINT64 : (G_MAXLONG * GST_SECOND - 1), DEFAULT_LATENCY, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); + g_object_class_install_property (gobject_class, PROP_START_TIME_SELECTION, + g_param_spec_enum ("start-time-selection", "Start Time Selection", + "Decides which start time is output", + gst_gl_mixer_bin_start_time_selection_get_type (), + DEFAULT_START_TIME_SELECTION, + G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); + + g_object_class_install_property (gobject_class, PROP_START_TIME, + g_param_spec_uint64 ("start-time", "Start Time", + "Start time to use if start-time-selection=set", 0, + G_MAXUINT64, + DEFAULT_START_TIME, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); + /** * GstMixerBin::create-element: * @object: the #GstGLMixerBin |