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flvmux: Add metadatacreator property

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Allow users to set metadatacreator value in the meta packet

https://bugzilla.gnome.org/show_bug.cgi?id=774131
This commit is contained in:
Sean DuBois 2016-11-09 06:25:27 +00:00 committed by Sebastian Dröge
parent bbd4dd2fb1
commit 2f707370d4
2 changed files with 33 additions and 15 deletions
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47
gst/flv/gstflvmux.c
View file

@ -49,11 +49,13 @@ GST_DEBUG_CATEGORY_STATIC (flvmux_debug);
enum
{
PROP_0,
PROP_STREAMABLE
PROP_STREAMABLE,
PROP_METADATACREATOR
};
#define DEFAULT_STREAMABLE FALSE
#define MAX_INDEX_ENTRIES 128
#define DEFAULT_METADATACREATOR "GStreamer " PACKAGE_VERSION " FLV muxer"
static GstStaticPadTemplate src_templ = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
@ -194,6 +196,10 @@ gst_flv_mux_class_init (GstFlvMuxClass * klass)
"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_METADATACREATOR,
g_param_spec_string ("metadatacreator", "metadatacreator",
"The value of metadatacreator in the meta packet.",
NULL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gstelement_class->change_state = GST_DEBUG_FUNCPTR (gst_flv_mux_change_state);
gstelement_class->request_new_pad =
@ -222,6 +228,7 @@ gst_flv_mux_init (GstFlvMux * mux)
/* property */
mux->streamable = DEFAULT_STREAMABLE;
mux->metadatacreator = g_strdup (DEFAULT_METADATACREATOR);
mux->new_tags = FALSE;
@ -242,6 +249,7 @@ gst_flv_mux_finalize (GObject * object)
GstFlvMux *mux = GST_FLV_MUX (object);
gst_object_unref (mux->collect);
g_free (mux->metadatacreator);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
@ -960,21 +968,18 @@ tags:
}
}
{
const gchar *s = "GStreamer FLV muxer";
_gst_buffer_new_and_alloc (2 + 15 + 1 + 2 + strlen (mux->metadatacreator),
&tmp, &data);
data[0] = 0; /* 15 bytes name */
data[1] = 15;
memcpy (&data[2], "metadatacreator", 15);
data[17] = 2; /* string */
data[18] = (strlen (mux->metadatacreator) >> 8) & 0xff;
data[19] = (strlen (mux->metadatacreator)) & 0xff;
memcpy (&data[20], mux->metadatacreator, strlen (mux->metadatacreator));
script_tag = gst_buffer_append (script_tag, tmp);
_gst_buffer_new_and_alloc (2 + 15 + 1 + 2 + strlen (s), &tmp, &data);
data[0] = 0; /* 15 bytes name */
data[1] = 15;
memcpy (&data[2], "metadatacreator", 15);
data[17] = 2; /* string */
data[18] = (strlen (s) >> 8) & 0xff;
data[19] = (strlen (s)) & 0xff;
memcpy (&data[20], s, strlen (s));
script_tag = gst_buffer_append (script_tag, tmp);
tags_written++;
}
tags_written++;
{
GTimeVal tv = { 0, };
@ -1682,6 +1687,9 @@ gst_flv_mux_get_property (GObject * object,
case PROP_STREAMABLE:
g_value_set_boolean (value, mux->streamable);
break;
case PROP_METADATACREATOR:
g_value_set_string (value, mux->metadatacreator);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -1704,6 +1712,15 @@ gst_flv_mux_set_property (GObject * object,
gst_tag_setter_set_tag_merge_mode (GST_TAG_SETTER (mux),
GST_TAG_MERGE_KEEP);
break;
case PROP_METADATACREATOR:
g_free (mux->metadatacreator);
if (!g_value_get_string (value)) {
GST_WARNING_OBJECT (mux, "metadatacreator property can not be NULL");
mux->metadatacreator = g_strdup (DEFAULT_METADATACREATOR);
} else {
mux->metadatacreator = g_value_dup_string (value);
}
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;

1
gst/flv/gstflvmux.h
View file

@ -76,6 +76,7 @@ typedef struct _GstFlvMux {
gboolean have_audio;
gboolean have_video;
gboolean streamable;
gchar *metadatacreator;
GstTagList *tags;
gboolean new_tags;