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xingmux: port to 0.11
This commit is contained in:
Mark Nauwelaerts
parent
dd3eaca4ee
commit
0d66ce0062
2 changed files with 66 additions and 65 deletions
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@ -214,7 +214,7 @@ dnl *** plug-ins to include ***
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dnl Non ported plugins (non-dependant, then dependant)
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dnl Make sure you have a space before and after all plugins
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GST_PLUGINS_NONPORTED=" synaesthesia xingmux "
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GST_PLUGINS_NONPORTED=" synaesthesia "
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AC_SUBST(GST_PLUGINS_NONPORTED)
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dnl these are all the gst plug-ins, compilable without additional libs
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@ -50,7 +50,8 @@
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GST_DEBUG_CATEGORY_STATIC (xing_mux_debug);
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#define GST_CAT_DEFAULT xing_mux_debug
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GST_BOILERPLATE (GstXingMux, gst_xing_mux, GstElement, GST_TYPE_ELEMENT);
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#define gst_xing_mux_parent_class parent_class
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G_DEFINE_TYPE (GstXingMux, gst_xing_mux, GST_TYPE_ELEMENT);
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/* Xing Header stuff */
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#define GST_XING_FRAME_FIELD (1 << 0)
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@ -79,8 +80,10 @@ gst_xing_seek_entry_free (GstXingSeekEntry * entry)
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static void gst_xing_mux_finalize (GObject * obj);
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static GstStateChangeReturn
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gst_xing_mux_change_state (GstElement * element, GstStateChange transition);
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static GstFlowReturn gst_xing_mux_chain (GstPad * pad, GstBuffer * buffer);
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static gboolean gst_xing_mux_sink_event (GstPad * pad, GstEvent * event);
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static GstFlowReturn gst_xing_mux_chain (GstPad * pad, GstObject * parent,
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GstBuffer * buffer);
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static gboolean gst_xing_mux_sink_event (GstPad * pad, GstObject * parent,
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GstEvent * event);
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static GstStaticPadTemplate gst_xing_mux_sink_template =
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GST_STATIC_PAD_TEMPLATE ("sink",
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@ -224,16 +227,25 @@ get_xing_offset (guint32 header)
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}
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static gboolean
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has_xing_header (guint32 header, guchar * data, gsize size)
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has_xing_header (guint32 header, GstBuffer * buffer, gsize size)
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{
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gboolean ret;
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GstMapInfo map;
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guint8 *data;
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gst_buffer_map (buffer, &map, GST_MAP_READ);
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data = map.data;
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data += 4;
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data += get_xing_offset (header);
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if (memcmp (data, "Xing", 4) == 0 ||
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memcmp (data, "Info", 4) == 0 || memcmp (data, "VBRI", 4) == 0)
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return TRUE;
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ret = TRUE;
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else
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return FALSE;
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ret = FALSE;
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gst_buffer_unmap (buffer, &map);
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return ret;
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}
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static GstBuffer *
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@ -242,6 +254,7 @@ generate_xing_header (GstXingMux * xing)
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guint8 *xing_flags;
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guint32 xing_flags_tmp = 0;
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GstBuffer *xing_header;
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GstMapInfo map;
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guchar *data;
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guint32 header;
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@ -271,13 +284,12 @@ generate_xing_header (GstXingMux * xing)
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return NULL;
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}
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if (gst_pad_alloc_buffer_and_set_caps (xing->srcpad, 0, size,
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GST_PAD_CAPS (xing->srcpad), &xing_header) != GST_FLOW_OK) {
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xing_header = gst_buffer_new_and_alloc (size);
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gst_buffer_set_caps (xing_header, GST_PAD_CAPS (xing->srcpad));
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}
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xing_header = gst_buffer_new_and_alloc (size);
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// TODO set caps
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// gst_buffer_set_caps (xing_header, GST_PAD_CAPS (xing->srcpad));
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data = GST_BUFFER_DATA (xing_header);
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gst_buffer_map (xing_header, &map, GST_MAP_WRITE);
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data = map.data;
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memset (data, 0, size);
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header_be = GUINT32_TO_BE (header);
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memcpy (data, &header_be, 4);
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@ -296,7 +308,7 @@ generate_xing_header (GstXingMux * xing)
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} else {
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GstFormat fmt = GST_FORMAT_TIME;
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if (!gst_pad_query_peer_duration (xing->sinkpad, &fmt, &duration))
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if (!gst_pad_peer_query_duration (xing->sinkpad, fmt, &duration))
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duration = GST_CLOCK_TIME_NONE;
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}
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@ -320,7 +332,7 @@ generate_xing_header (GstXingMux * xing)
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} else {
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GstFormat fmt = GST_FORMAT_BYTES;
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if (!gst_pad_query_peer_duration (xing->sinkpad, &fmt, &byte_count))
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if (!gst_pad_peer_query_duration (xing->sinkpad, fmt, &byte_count))
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byte_count = 0;
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if (byte_count == -1)
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byte_count = 0;
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@ -382,27 +394,10 @@ generate_xing_header (GstXingMux * xing)
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GST_DEBUG ("Setting Xing flags to 0x%x\n", xing_flags_tmp);
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xing_flags_tmp = GUINT32_TO_BE (xing_flags_tmp);
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memcpy (xing_flags, &xing_flags_tmp, 4);
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gst_buffer_unmap (xing_header, &map);
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return xing_header;
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}
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static void
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gst_xing_mux_base_init (gpointer g_class)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&gst_xing_mux_src_template));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&gst_xing_mux_sink_template));
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GST_DEBUG_CATEGORY_INIT (xing_mux_debug, "xingmux", 0, "Xing Header Muxer");
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gst_element_class_set_details_simple (element_class, "MP3 Xing muxer",
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"Formatter/Metadata",
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"Adds a Xing header to the beginning of a VBR MP3 file",
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"Christophe Fergeau <teuf@gnome.org>");
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}
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static void
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gst_xing_mux_class_init (GstXingMuxClass * klass)
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{
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@ -415,6 +410,18 @@ gst_xing_mux_class_init (GstXingMuxClass * klass)
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gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_xing_mux_finalize);
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gstelement_class->change_state =
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GST_DEBUG_FUNCPTR (gst_xing_mux_change_state);
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&gst_xing_mux_src_template));
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&gst_xing_mux_sink_template));
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GST_DEBUG_CATEGORY_INIT (xing_mux_debug, "xingmux", 0, "Xing Header Muxer");
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gst_element_class_set_details_simple (gstelement_class, "MP3 Xing muxer",
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"Formatter/Metadata",
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"Adds a Xing header to the beginning of a VBR MP3 file",
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"Christophe Fergeau <teuf@gnome.org>");
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}
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static void
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@ -455,26 +462,21 @@ xing_reset (GstXingMux * xing)
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static void
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gst_xing_mux_init (GstXingMux * xing, GstXingMuxClass * xingmux_class)
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gst_xing_mux_init (GstXingMux * xing)
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{
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GstElementClass *klass = GST_ELEMENT_CLASS (xingmux_class);
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/* pad through which data comes in to the element */
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xing->sinkpad =
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gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
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"sink"), "sink");
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gst_pad_set_setcaps_function (xing->sinkpad,
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GST_DEBUG_FUNCPTR (gst_pad_proxy_setcaps));
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gst_pad_new_from_static_template (&gst_xing_mux_sink_template, "sink");
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gst_pad_set_chain_function (xing->sinkpad,
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GST_DEBUG_FUNCPTR (gst_xing_mux_chain));
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gst_pad_set_event_function (xing->sinkpad,
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GST_DEBUG_FUNCPTR (gst_xing_mux_sink_event));
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GST_PAD_SET_PROXY_CAPS (xing->sinkpad);
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gst_element_add_pad (GST_ELEMENT (xing), xing->sinkpad);
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/* pad through which data goes out of the element */
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xing->srcpad =
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gst_pad_new_from_template (gst_element_class_get_pad_template (klass,
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"src"), "src");
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gst_pad_new_from_static_template (&gst_xing_mux_src_template, "src");
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gst_element_add_pad (GST_ELEMENT (xing), xing->srcpad);
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xing->adapter = gst_adapter_new ();
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@ -483,15 +485,15 @@ gst_xing_mux_init (GstXingMux * xing, GstXingMuxClass * xingmux_class)
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}
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static GstFlowReturn
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gst_xing_mux_chain (GstPad * pad, GstBuffer * buffer)
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gst_xing_mux_chain (GstPad * pad, GstObject * parent, GstBuffer * buffer)
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{
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GstXingMux *xing = GST_XING_MUX (GST_PAD_PARENT (pad));
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GstXingMux *xing = GST_XING_MUX (parent);
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GstFlowReturn ret = GST_FLOW_OK;
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gst_adapter_push (xing->adapter, buffer);
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while (gst_adapter_available (xing->adapter) >= 4) {
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const guchar *data = gst_adapter_peek (xing->adapter, 4);
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const guchar *data;
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guint32 header;
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GstBuffer *outbuf;
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GstClockTime duration;
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@ -499,7 +501,9 @@ gst_xing_mux_chain (GstPad * pad, GstBuffer * buffer)
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gulong rate;
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GstXingSeekEntry *seek_entry;
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data = gst_adapter_map (xing->adapter, 4);
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header = GST_READ_UINT32_BE (data);
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gst_adapter_unmap (xing->adapter);
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if (!parse_header (header, &size, &spf, &rate)) {
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GST_DEBUG ("Lost sync, resyncing");
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@ -511,10 +515,9 @@ gst_xing_mux_chain (GstPad * pad, GstBuffer * buffer)
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break;
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outbuf = gst_adapter_take_buffer (xing->adapter, size);
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gst_buffer_set_caps (outbuf, GST_PAD_CAPS (xing->srcpad));
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if (!xing->sent_xing) {
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if (has_xing_header (header, GST_BUFFER_DATA (outbuf), size)) {
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if (has_xing_header (header, outbuf, size)) {
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GST_LOG_OBJECT (xing, "Dropping old Xing header");
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gst_buffer_unref (outbuf);
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continue;
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@ -532,7 +535,7 @@ gst_xing_mux_chain (GstPad * pad, GstBuffer * buffer)
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return GST_FLOW_ERROR;
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}
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xing_header_size = GST_BUFFER_SIZE (xing_header);
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xing_header_size = gst_buffer_get_size (xing_header);
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if ((ret = gst_pad_push (xing->srcpad, xing_header)) != GST_FLOW_OK) {
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GST_ERROR_OBJECT (xing, "Failed to push Xing header: %s",
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@ -560,10 +563,8 @@ gst_xing_mux_chain (GstPad * pad, GstBuffer * buffer)
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(xing->duration == GST_CLOCK_TIME_NONE) ? 0 : xing->duration;
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GST_BUFFER_DURATION (outbuf) = duration;
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GST_BUFFER_OFFSET (outbuf) = xing->byte_count;
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GST_BUFFER_OFFSET_END (outbuf) =
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xing->byte_count + GST_BUFFER_SIZE (outbuf);
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xing->byte_count += GST_BUFFER_SIZE (outbuf);
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xing->byte_count += gst_buffer_get_size (outbuf);
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GST_BUFFER_OFFSET_END (outbuf) = xing->byte_count;
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if (xing->duration == GST_CLOCK_TIME_NONE)
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xing->duration = duration;
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@ -581,31 +582,31 @@ gst_xing_mux_chain (GstPad * pad, GstBuffer * buffer)
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}
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static gboolean
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gst_xing_mux_sink_event (GstPad * pad, GstEvent * event)
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gst_xing_mux_sink_event (GstPad * pad, GstObject * parent, GstEvent * event)
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{
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GstXingMux *xing;
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gboolean result;
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xing = GST_XING_MUX (gst_pad_get_parent (pad));
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xing = GST_XING_MUX (parent);
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switch (GST_EVENT_TYPE (event)) {
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case GST_EVENT_NEWSEGMENT:
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case GST_EVENT_SEGMENT:
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if (xing->sent_xing) {
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GST_ERROR ("Already sent Xing header, dropping NEWSEGMENT event!");
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gst_event_unref (event);
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result = FALSE;
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} else {
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GstFormat fmt;
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GstSegment segment;
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gst_event_parse_new_segment (event, NULL, NULL, &fmt, NULL, NULL, NULL);
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gst_event_copy_segment (event, &segment);
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if (fmt == GST_FORMAT_BYTES) {
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if (segment.format == GST_FORMAT_BYTES) {
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result = gst_pad_push_event (xing->srcpad, event);
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} else {
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gst_event_unref (event);
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event = gst_event_new_new_segment (FALSE, 1.0, GST_FORMAT_BYTES,
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0, GST_CLOCK_TIME_NONE, 0);
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gst_event_unref (event);
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gst_segment_init (&segment, GST_FORMAT_BYTES);
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event = gst_event_new_segment (&segment);
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result = gst_pad_push_event (xing->srcpad, event);
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}
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@ -618,9 +619,10 @@ gst_xing_mux_sink_event (GstPad * pad, GstEvent * event)
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GST_DEBUG_OBJECT (xing, "handling EOS event");
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if (xing->sent_xing) {
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GstSegment segment;
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n_event = gst_event_new_new_segment (FALSE, 1.0, GST_FORMAT_BYTES,
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0, GST_CLOCK_TIME_NONE, 0);
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gst_segment_init (&segment, GST_FORMAT_BYTES);
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n_event = gst_event_new_segment (&segment);
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if (G_UNLIKELY (!gst_pad_push_event (xing->srcpad, n_event))) {
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GST_WARNING
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@ -647,10 +649,9 @@ gst_xing_mux_sink_event (GstPad * pad, GstEvent * event)
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break;
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}
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default:
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result = gst_pad_event_default (pad, event);
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result = gst_pad_event_default (pad, parent, event);
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break;
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}
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gst_object_unref (GST_OBJECT (xing));
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return result;
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}
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