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matroskamux: make timecodescale configurable

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In some use cases the default timecodescale will produce blocks with the same timestamp

https://bugzilla.gnome.org/show_bug.cgi?id=764769
This commit is contained in:
Nicola Murino 2016-04-08 13:05:57 +02:00 committed by Sebastian Dröge
parent 5fa1c2ba59
commit cbdbfc8902
1 changed files with 15 additions and 2 deletions
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17
gst/matroska/matroska-mux.c
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@ -69,13 +69,15 @@ enum
PROP_WRITING_APP,
PROP_DOCTYPE_VERSION,
PROP_MIN_INDEX_INTERVAL,
PROP_STREAMABLE
PROP_STREAMABLE,
PROP_TIMECODESCALE
};
#define DEFAULT_DOCTYPE_VERSION 2
#define DEFAULT_WRITING_APP "GStreamer Matroska muxer"
#define DEFAULT_MIN_INDEX_INTERVAL 0
#define DEFAULT_STREAMABLE FALSE
#define DEFAULT_TIMECODESCALE GST_MSECOND
/* WAVEFORMATEX is gst_riff_strf_auds + an extra guint16 extension size */
#define WAVEFORMATEX_SIZE (2 + sizeof (gst_riff_strf_auds))
@ -335,6 +337,11 @@ gst_matroska_mux_class_init (GstMatroskaMuxClass * klass)
"be streamable", "If set to true, the output should be as if it is "
"to be streamed and hence no indexes written or duration written.",
DEFAULT_STREAMABLE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_TIMECODESCALE,
g_param_spec_int64 ("timecodescale", "Timecode Scale",
"TimecodeScale used to calculate the Raw Timecode of a Block", 1,
GST_SECOND, DEFAULT_TIMECODESCALE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gstelement_class->change_state =
GST_DEBUG_FUNCPTR (gst_matroska_mux_change_state);
@ -462,6 +469,7 @@ gst_matroska_mux_init (GstMatroskaMux * mux, gpointer g_class)
mux->writing_app = g_strdup (DEFAULT_WRITING_APP);
mux->min_index_interval = DEFAULT_MIN_INDEX_INTERVAL;
mux->ebml_write->streamable = DEFAULT_STREAMABLE;
mux->time_scale = DEFAULT_TIMECODESCALE;
/* initialize internal variables */
mux->index = NULL;
@ -655,7 +663,6 @@ gst_matroska_mux_reset (GstElement * element)
mux->index = NULL;
/* reset timers */
mux->time_scale = GST_MSECOND;
mux->max_cluster_duration = G_MAXINT16 * mux->time_scale;
mux->duration = 0;
@ -3922,6 +3929,9 @@ gst_matroska_mux_set_property (GObject * object,
case PROP_STREAMABLE:
mux->ebml_write->streamable = g_value_get_boolean (value);
break;
case PROP_TIMECODESCALE:
mux->time_scale = g_value_get_int64 (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -3950,6 +3960,9 @@ gst_matroska_mux_get_property (GObject * object,
case PROP_STREAMABLE:
g_value_set_boolean (value, mux->ebml_write->streamable);
break;
case PROP_TIMECODESCALE:
g_value_set_int64 (value, mux->time_scale);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;