diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | sys/sunaudio/Makefile.am | 8 | ||||
| -rw-r--r-- | sys/sunaudio/gstsunaudio.c | 281 |
3 files changed, 294 insertions, 0 deletions
@@ -1,5 +1,10 @@ 2004-05-18 David Schleef <ds@schleef.org> + * sys/sunaudio/Makefile.am: + * sys/sunaudio/gstsunaudio.c: New sunaudiosink + +2004-05-18 David Schleef <ds@schleef.org> + * gst/qtdemux/qtdemux.c: (gst_qtdemux_change_state), (gst_qtdemux_loop_header): Patch from dcm@acm.org (David Moore) to allow qtdemux to use non-seekable streams. (bug #142272) diff --git a/sys/sunaudio/Makefile.am b/sys/sunaudio/Makefile.am new file mode 100644 index 00000000..29221858 --- /dev/null +++ b/sys/sunaudio/Makefile.am @@ -0,0 +1,8 @@ +plugin_LTLIBRARIES = libgstsunaudio.la + +libgstsunaudio_la_SOURCES = gstsunaudio.c + +libgstsunaudio_la_CFLAGS = $(GST_CFLAGS) +libgstsunaudio_la_LIBADD = $(top_builddir)/gst-libs/gst/libgstinterfaces-@GST_MAJORMINOR@.la +libgstsunaudio_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS) + diff --git a/sys/sunaudio/gstsunaudio.c b/sys/sunaudio/gstsunaudio.c new file mode 100644 index 00000000..2d8a2198 --- /dev/null +++ b/sys/sunaudio/gstsunaudio.c @@ -0,0 +1,281 @@ +/* + * GStreamer + * Copyright (C) 1999-2001 Erik Walthinsen <omega@cse.ogi.edu> + * Copyright (C) 2004 David A. Schleef <ds@schleef.org> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif +#include <gst/gst.h> + +#include <string.h> +#include <unistd.h> +#include <sys/mman.h> + + +#define GST_TYPE_SUNAUDIOSINK \ + (gst_gst_sunaudiosink_get_type()) +#define GST_SUNAUDIOSINK(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SUNAUDIOSINK,GstSunAudioSink)) +#define GST_SUNAUDIOSINK_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SUNAUDIOSINK,GstSunAudioSink)) +#define GST_IS_SUNAUDIOSINK(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SUNAUDIOSINK)) +#define GST_IS_SUNAUDIOSINK_CLASS(obj) \ + (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SUNAUDIOSINK)) + +typedef struct _GstSunAudioSink GstSunAudioSink; +typedef struct _GstSunAudioSinkClass GstSunAudioSinkClass; + +struct _GstSunAudioSink +{ + GstElement element; + + GstPad *sinkpad; +}; + +struct _GstSunAudioSinkClass +{ + GstElementClass parent_class; +}; + +GType gst_gst_sunaudiosink_get_type (void); + + +static GstElementDetails plugin_details = { + "SunAudioSink", + "Audio/Sink", + "This element acts like identity, except that one can control how " + "sunaudiosink works", + "David A. Schleef <ds@schleef.org>", +}; + +/* Filter signals and args */ +enum +{ + /* FILL ME */ + LAST_SIGNAL +}; + +enum +{ + ARG_0 +}; + +static GstStaticPadTemplate gst_sunaudiosink_sink_factory = +GST_STATIC_PAD_TEMPLATE ("sink", + GST_PAD_SINK, + GST_PAD_ALWAYS, + GST_STATIC_CAPS_ANY); + +static void gst_sunaudiosink_base_init (gpointer g_class); +static void gst_sunaudiosink_class_init (GstSunAudioSinkClass * klass); +static void gst_sunaudiosink_init (GstSunAudioSink * filter); + +//static GstCaps *gst_sunaudiosink_getcaps (GstPad * pad); +static GstPadLinkReturn gst_sunaudiosink_pad_link (GstPad * pad, + const GstCaps * caps); + +static void gst_sunaudiosink_set_property (GObject * object, guint prop_id, + const GValue * value, GParamSpec * pspec); +static void gst_sunaudiosink_get_property (GObject * object, guint prop_id, + GValue * value, GParamSpec * pspec); + +static void gst_sunaudiosink_chain (GstPad * pad, GstData * _data); + +static GstElementClass *parent_class = NULL; + +typedef struct _GstFencedBuffer GstFencedBuffer; +struct _GstFencedBuffer +{ + GstBuffer buffer; + void *region; + unsigned int length; +}; + +GType +gst_gst_sunaudiosink_get_type (void) +{ + static GType plugin_type = 0; + + if (!plugin_type) { + static const GTypeInfo plugin_info = { + sizeof (GstSunAudioSinkClass), + gst_sunaudiosink_base_init, + NULL, + (GClassInitFunc) gst_sunaudiosink_class_init, + NULL, + NULL, + sizeof (GstSunAudioSink), + 0, + (GInstanceInitFunc) gst_sunaudiosink_init, + }; + + plugin_type = g_type_register_static (GST_TYPE_ELEMENT, + "GstSunAudioSink", &plugin_info, 0); + } + return plugin_type; +} + +static void +gst_sunaudiosink_base_init (gpointer g_class) +{ + GstElementClass *element_class = GST_ELEMENT_CLASS (g_class); + + gst_element_class_add_pad_template (element_class, + gst_static_pad_template_get (&gst_sunaudiosink_sink_factory)); + gst_element_class_set_details (element_class, &plugin_details); +} + +static void +gst_sunaudiosink_class_init (GstSunAudioSinkClass * klass) +{ + GObjectClass *gobject_class; + GstElementClass *gstelement_class; + + gobject_class = (GObjectClass *) klass; + gstelement_class = (GstElementClass *) klass; + + parent_class = g_type_class_ref (GST_TYPE_ELEMENT); + + gobject_class->set_property = gst_sunaudiosink_set_property; + gobject_class->get_property = gst_sunaudiosink_get_property; +} + +static void +gst_sunaudiosink_init (GstSunAudioSink * filter) +{ + filter->sinkpad = + gst_pad_new_from_template (gst_static_pad_template_get + (&gst_sunaudiosink_sink_factory), "sink"); + //gst_pad_set_getcaps_function (filter->sinkpad, gst_sunaudiosink_getcaps); + gst_pad_set_link_function (filter->sinkpad, gst_sunaudiosink_pad_link); + + gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad); + gst_pad_set_chain_function (filter->sinkpad, gst_sunaudiosink_chain); +} + +#if 0 +static GstCaps * +gst_sunaudiosink_getcaps (GstPad * pad) +{ + GstSunAudioSink *sunaudiosink = GST_SUNAUDIOSINK (gst_pad_get_parent (pad)); + GstPad *otherpad; + GstCaps *caps; + + caps = gst_pad_get_allowed_caps (otherpad); + + GST_ERROR ("getcaps called on %" GST_PTR_FORMAT ", returning %" + GST_PTR_FORMAT, pad, caps); + + return caps; +} +#endif + +static GstPadLinkReturn +gst_sunaudiosink_pad_link (GstPad * pad, const GstCaps * caps) +{ + //GstSunAudioSink *sunaudiosink = GST_SUNAUDIOSINK (gst_pad_get_parent (pad)); + //GstPad *otherpad; + GstPadLinkReturn ret; + + ret = GST_PAD_LINK_REFUSED; + GST_ERROR ("pad_link called on %" GST_PTR_FORMAT " with caps %" + GST_PTR_FORMAT ", returning %d", pad, caps, ret); + + return ret; +} + +static void +gst_sunaudiosink_chain (GstPad * pad, GstData * _data) +{ + //GstSunAudioSink *sunaudiosink = GST_SUNAUDIOSINK (gst_pad_get_parent (pad)); + +} + +#if 0 +static gboolean +gst_sunaudiosink_open (GstSunAudioSink * sunaudiosink) +{ + const char *file; + + file = "/dev/audio"; + + + return FALSE; +} +#endif + +static void +gst_sunaudiosink_set_property (GObject * object, guint prop_id, + const GValue * value, GParamSpec * pspec) +{ + GstSunAudioSink *filter; + + g_return_if_fail (GST_IS_SUNAUDIOSINK (object)); + filter = GST_SUNAUDIOSINK (object); + + switch (prop_id) { + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gst_sunaudiosink_get_property (GObject * object, guint prop_id, + GValue * value, GParamSpec * pspec) +{ + GstSunAudioSink *filter; + + g_return_if_fail (GST_IS_SUNAUDIOSINK (object)); + filter = GST_SUNAUDIOSINK (object); + + switch (prop_id) { + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +gboolean +gst_sunaudiosink_plugin_init (GstPlugin * plugin) +{ + if (!gst_element_register (plugin, "sunaudiosink", GST_RANK_NONE, + GST_TYPE_SUNAUDIOSINK)) + return FALSE; + + return TRUE; +} + +static gboolean +plugin_init (GstPlugin * plugin) +{ + if (!gst_element_register (plugin, "sunaudiosink", GST_RANK_NONE, + GST_TYPE_SUNAUDIOSINK)) + return FALSE; + + return TRUE; +} + +GST_PLUGIN_DEFINE (GST_VERSION_MAJOR, + GST_VERSION_MINOR, + "sunaudio", + "elements for SunAudio", + plugin_init, VERSION, "LGPL", GST_PACKAGE, GST_ORIGIN) |