diff options
Diffstat (limited to 'ext/xine/xineaudiosink.c')
| -rw-r--r-- | ext/xine/xineaudiosink.c | 175 |
1 files changed, 91 insertions, 84 deletions
diff --git a/ext/xine/xineaudiosink.c b/ext/xine/xineaudiosink.c index bdb947ca..4638526d 100644 --- a/ext/xine/xineaudiosink.c +++ b/ext/xine/xineaudiosink.c @@ -38,40 +38,39 @@ GType gst_xine_audio_sink_get_type (void); -typedef struct _GstXineAudioSink GstXineAudioSink; +typedef struct _GstXineAudioSink GstXineAudioSink; typedef struct _GstXineAudioSinkClass GstXineAudioSinkClass; struct _GstXineAudioSink { - GstXine parent; + GstXine parent; - GstPad * sinkpad; + GstPad *sinkpad; - ao_driver_t * driver; - guint open; /* number of bytes per sample or 0 if driver not open */ + ao_driver_t *driver; + guint open; /* number of bytes per sample or 0 if driver not open */ }; -struct _GstXineAudioSinkClass +struct _GstXineAudioSinkClass { - GstXineClass parent_class; + GstXineClass parent_class; - plugin_node_t * plugin_node; + plugin_node_t *plugin_node; }; /** GstXineAudioSink ***********************************************************/ GST_BOILERPLATE (GstXineAudioSink, gst_xine_audio_sink, GstXine, GST_TYPE_XINE) -static GstElementStateReturn - gst_xine_audio_sink_change_state (GstElement *element); + static GstElementStateReturn + gst_xine_audio_sink_change_state (GstElement * element); -static void -gst_xine_audio_sink_base_init (gpointer g_class) + static void gst_xine_audio_sink_base_init (gpointer g_class) { } static void -gst_xine_audio_sink_class_init (GstXineAudioSinkClass *klass) +gst_xine_audio_sink_class_init (GstXineAudioSinkClass * klass) { GstElementClass *element = GST_ELEMENT_CLASS (klass); @@ -79,35 +78,43 @@ gst_xine_audio_sink_class_init (GstXineAudioSinkClass *klass) } static void -gst_xine_audio_sink_init (GstXineAudioSink *xine) +gst_xine_audio_sink_init (GstXineAudioSink * xine) { } static void -gst_xine_audio_sink_chain (GstPad *pad, GstData *data) +gst_xine_audio_sink_chain (GstPad * pad, GstData * data) { - GstXineAudioSink *xine = GST_XINE_AUDIO_SINK (gst_object_get_parent (GST_OBJECT (pad))); + GstXineAudioSink *xine = + GST_XINE_AUDIO_SINK (gst_object_get_parent (GST_OBJECT (pad))); - while (xine->driver->write (xine->driver, (guint16 *) GST_BUFFER_DATA (data), GST_BUFFER_SIZE (data) / xine->open) == 0); + while (xine->driver->write (xine->driver, (guint16 *) GST_BUFFER_DATA (data), + GST_BUFFER_SIZE (data) / xine->open) == 0); gst_data_unref (GST_DATA (data)); } static GstElementStateReturn -gst_xine_audio_sink_change_state (GstElement *element) +gst_xine_audio_sink_change_state (GstElement * element) { GstXineAudioSink *xine = GST_XINE_AUDIO_SINK (element); - audio_driver_class_t *driver = (audio_driver_class_t *) GST_XINE_AUDIO_SINK_GET_CLASS (xine)->plugin_node->plugin_class; + audio_driver_class_t *driver = + (audio_driver_class_t *) GST_XINE_AUDIO_SINK_GET_CLASS (xine)-> + plugin_node->plugin_class; switch (GST_STATE_TRANSITION (element)) { case GST_STATE_NULL_TO_READY: if (driver == NULL) { - xine_audio_port_t *port = xine_open_audio_driver (GST_XINE_GET_CLASS (xine)->xine, + xine_audio_port_t *port = + xine_open_audio_driver (GST_XINE_GET_CLASS (xine)->xine, GST_XINE_AUDIO_SINK_GET_CLASS (xine)->plugin_node->info->id, NULL); + if (!port) return GST_STATE_FAILURE; port->exit (port); - driver = (audio_driver_class_t *) GST_XINE_AUDIO_SINK_GET_CLASS (xine)->plugin_node->plugin_class; - if (driver == NULL) + driver = + (audio_driver_class_t *) GST_XINE_AUDIO_SINK_GET_CLASS (xine)-> + plugin_node->plugin_class; + if (driver == NULL) return GST_STATE_FAILURE; } xine->driver = driver->open_plugin (driver, NULL); @@ -133,23 +140,25 @@ gst_xine_audio_sink_change_state (GstElement *element) GST_ERROR_OBJECT (element, "invalid state change"); break; } - - return GST_CALL_PARENT_WITH_DEFAULT (GST_ELEMENT_CLASS, change_state, (element), GST_STATE_SUCCESS); + + return GST_CALL_PARENT_WITH_DEFAULT (GST_ELEMENT_CLASS, change_state, + (element), GST_STATE_SUCCESS); } static GstCaps * -_xine_audio_sink_get_caps (GstPad *pad) +_xine_audio_sink_get_caps (GstPad * pad) { - GstXineAudioSink *xine = GST_XINE_AUDIO_SINK (gst_object_get_parent (GST_OBJECT (pad))); + GstXineAudioSink *xine = + GST_XINE_AUDIO_SINK (gst_object_get_parent (GST_OBJECT (pad))); GstCaps *caps, *ret = gst_caps_new_empty (); guint32 capa, channels; - + if (!xine->driver) return gst_caps_copy (gst_pad_get_pad_template_caps (pad)); capa = xine->driver->get_capabilities (xine->driver); channels = capa & (AO_CAP_MODE_MONO | AO_CAP_MODE_STEREO); - + if (channels == 0) { /* neither mono nor stereo supported, die */ return ret; @@ -162,16 +171,14 @@ _xine_audio_sink_get_caps (GstPad *pad) caps = gst_caps_from_string ("audio/x-raw-int, " "signed = (boolean) FALSE, " "width = (int) 8, " - "depth = (int) 8, " - "rate = (int) [ 8000, 192000 ]"); + "depth = (int) 8, " "rate = (int) [ 8000, 192000 ]"); capa &= ~AO_CAP_8BITS; } else { caps = gst_caps_from_string ("audio/x-raw-int, " "endianness = (int) BYTE_ORDER, " "signed = (boolean) TRUE, " "width = (int) 16, " - "depth = (int) 16, " - "rate = (int) [ 8000, 192000 ]"); + "depth = (int) 16, " "rate = (int) [ 8000, 192000 ]"); capa = -1; } switch (channels) { @@ -190,18 +197,19 @@ _xine_audio_sink_get_caps (GstPad *pad) } gst_caps_append (ret, caps); } while (capa != -1); - + return ret; } static GstPadLinkReturn -_xine_audio_sink_link (GstPad *pad, const GstCaps *caps) +_xine_audio_sink_link (GstPad * pad, const GstCaps * caps) { GstStructure *structure = gst_caps_get_structure (caps, 0); - GstXineAudioSink *xine = GST_XINE_AUDIO_SINK (gst_object_get_parent (GST_OBJECT (pad))); + GstXineAudioSink *xine = + GST_XINE_AUDIO_SINK (gst_object_get_parent (GST_OBJECT (pad))); guint channels, temp, rate, width; int mode; - + if (!gst_structure_get_int (structure, "channels", &channels)) return GST_PAD_LINK_REFUSED; mode = (channels == 1) ? AO_CAP_MODE_MONO : AO_CAP_MODE_STEREO; @@ -209,77 +217,76 @@ _xine_audio_sink_link (GstPad *pad, const GstCaps *caps) return GST_PAD_LINK_REFUSED; if (!gst_structure_get_int (structure, "width", &width)) return GST_PAD_LINK_REFUSED; - + if (xine->open != 0) xine->driver->close (xine->driver); xine->open = 0; temp = xine->driver->open (xine->driver, width, rate, mode); if (temp == 0) return GST_PAD_LINK_REFUSED; - + xine->open = channels * width / 8; if (temp != rate) { /* FIXME? */ - GST_WARNING_OBJECT (xine, "rates don't match (requested: %u, got %u)", rate, temp); + GST_WARNING_OBJECT (xine, "rates don't match (requested: %u, got %u)", rate, + temp); } - + return GST_PAD_LINK_OK; } /** GstXineAudioSink subclasses ************************************************/ -static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ( - "sink", - GST_PAD_SINK, - GST_PAD_ALWAYS, - GST_STATIC_CAPS ( - "audio/x-raw-int, " - "signed = (boolean) FALSE, " - "width = (int) 8, " - "depth = (int) 8, " - "rate = (int) [ 8000, 192000 ], " - "channels = (int) [1, 2]; " - "audio/x-raw-int, " - "endianness = (int) BYTE_ORDER, " - "signed = (boolean) TRUE, " - "width = (int) 16, " - "depth = (int) 16, " - "rate = (int) [ 8000, 192000 ], " - "channels = (int) [1, 2]" - ) -); +static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink", + GST_PAD_SINK, + GST_PAD_ALWAYS, + GST_STATIC_CAPS ("audio/x-raw-int, " + "signed = (boolean) FALSE, " + "width = (int) 8, " + "depth = (int) 8, " + "rate = (int) [ 8000, 192000 ], " + "channels = (int) [1, 2]; " + "audio/x-raw-int, " + "endianness = (int) BYTE_ORDER, " + "signed = (boolean) TRUE, " + "width = (int) 16, " + "depth = (int) 16, " + "rate = (int) [ 8000, 192000 ], " "channels = (int) [1, 2]") + ); static void gst_xine_audio_sink_subclass_init (gpointer g_class, gpointer class_data) { GstXineAudioSinkClass *xine_class = GST_XINE_AUDIO_SINK_CLASS (g_class); GstElementClass *element_class = GST_ELEMENT_CLASS (g_class); - GstElementDetails details = GST_ELEMENT_DETAILS ( - NULL, - "Source", - NULL, - "Benjamin Otte <otte@gnome.org>" - ); - + GstElementDetails details = GST_ELEMENT_DETAILS (NULL, + "Source", + NULL, + "Benjamin Otte <otte@gnome.org>"); + xine_class->plugin_node = class_data; - details.longname = g_strdup_printf ("%s xine audio sink", xine_class->plugin_node->info->id); - details.description = g_strdup_printf ("%s audio output using Xine", xine_class->plugin_node->info->id); + details.longname = + g_strdup_printf ("%s xine audio sink", xine_class->plugin_node->info->id); + details.description = + g_strdup_printf ("%s audio output using Xine", + xine_class->plugin_node->info->id); gst_element_class_set_details (element_class, &details); g_free (details.longname); g_free (details.description); - - gst_element_class_add_pad_template (element_class, + + gst_element_class_add_pad_template (element_class, gst_static_pad_template_get (&sink_template)); } static void -gst_xine_audio_sink_sub_init (GTypeInstance *instance, gpointer g_class) +gst_xine_audio_sink_sub_init (GTypeInstance * instance, gpointer g_class) { GstElementClass *klass = GST_ELEMENT_GET_CLASS (instance); GstXineAudioSink *xine = GST_XINE_AUDIO_SINK (instance); - xine->sinkpad = gst_pad_new_from_template ( - gst_element_class_get_pad_template (klass, "sink"), "sink"); + xine->sinkpad = + gst_pad_new_from_template (gst_element_class_get_pad_template (klass, + "sink"), "sink"); gst_pad_set_chain_function (xine->sinkpad, gst_xine_audio_sink_chain); gst_pad_set_getcaps_function (xine->sinkpad, _xine_audio_sink_get_caps); gst_pad_set_link_function (xine->sinkpad, _xine_audio_sink_link); @@ -287,10 +294,9 @@ gst_xine_audio_sink_sub_init (GTypeInstance *instance, gpointer g_class) } gboolean -gst_xine_audio_sink_init_plugin (GstPlugin *plugin) +gst_xine_audio_sink_init_plugin (GstPlugin * plugin) { - GTypeInfo plugin_info = - { + GTypeInfo plugin_info = { sizeof (GstXineAudioSinkClass), NULL, NULL, @@ -303,19 +309,21 @@ gst_xine_audio_sink_init_plugin (GstPlugin *plugin) }; plugin_node_t *node; GstXineClass *klass; - + klass = g_type_class_ref (GST_TYPE_XINE); - + node = xine_list_first_content (klass->xine->plugin_catalog->aout); while (node) { gchar *plugin_name = g_strdup_printf ("xineaudiosink_%s", node->info->id); gchar *type_name = g_strdup_printf ("GstXineAudioSink%s", node->info->id); GType type; + plugin_info.class_data = node; - type = g_type_register_static (GST_TYPE_XINE_AUDIO_SINK, type_name, &plugin_info, 0); + type = + g_type_register_static (GST_TYPE_XINE_AUDIO_SINK, type_name, + &plugin_info, 0); g_free (type_name); - if (!gst_element_register (plugin, plugin_name, - GST_RANK_MARGINAL, type)) { + if (!gst_element_register (plugin, plugin_name, GST_RANK_MARGINAL, type)) { g_free (plugin_name); return FALSE; } @@ -324,7 +332,6 @@ gst_xine_audio_sink_init_plugin (GstPlugin *plugin) node = xine_list_next_content (klass->xine->plugin_catalog->aout); } - g_type_class_unref (klass); + g_type_class_unref (klass); return TRUE; } - |