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-rw-r--r--sys/sunaudio/gstsunaudiosrc.c369
1 files changed, 0 insertions, 369 deletions
diff --git a/sys/sunaudio/gstsunaudiosrc.c b/sys/sunaudio/gstsunaudiosrc.c
deleted file mode 100644
index 6a54d2dc..00000000
--- a/sys/sunaudio/gstsunaudiosrc.c
+++ /dev/null
@@ -1,369 +0,0 @@
-/* GStreamer
- * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
- * 2000 Wim Taymans <wtay@chello.be>
- *
- * gstsunaudiosrc.c:
- *
- * 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 <fcntl.h>
-#include <unistd.h>
-#include <string.h>
-#include <sys/audioio.h>
-
-#include <gstsunaudiosrc.h>
-#include <gstsunelement.h>
-
-/* elementfactory information */
-static GstElementDetails gst_sunaudiosrc_details =
-GST_ELEMENT_DETAILS ("SunAudioSource",
- "Source/Audio",
- "Audio source for Sun Audio devices",
- "Balamurali Viswanathan <balamurali.viswanathan@wipro.com>");
-
-enum
-{
- ARG_0,
- ARG_DEVICE,
- ARG_BUFFER_SIZE
-};
-
-static GstStaticPadTemplate gst_sunaudiosrc_src_factory =
-GST_STATIC_PAD_TEMPLATE ("src",
- GST_PAD_SRC,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("audio/x-raw-int, "
- "endianness = (int) BYTE_ORDER, "
- "signed = (boolean) TRUE, "
- "width = (int) 16, "
- "depth = (int) 16, "
- "rate = (int) [ 5510, 48000 ], " "channels = (int) [ 1, 2 ]")
- );
-
-static void gst_sunaudiosrc_base_init (gpointer g_class);
-static void gst_sunaudiosrc_class_init (GstSunAudioSrcClass * klass);
-static void gst_sunaudiosrc_init (GstSunAudioSrc * sunaudiosrc);
-
-static void gst_sunaudiosrc_set_property (GObject * object, guint prop_id,
- const GValue * value, GParamSpec * pspec);
-static void gst_sunaudiosrc_get_property (GObject * object, guint prop_id,
- GValue * value, GParamSpec * pspec);
-
-static GstStateChangeReturn gst_sunaudiosrc_change_state (GstElement * element);
-
-static gboolean gst_sunaudiosrc_setparams (GstSunAudioSrc * sunaudiosrc);
-static GstData *gst_sunaudiosrc_get (GstPad * pad);
-static GstCaps *gst_sunaudiosrc_getcaps (GstPad * pad);
-static GstPadLinkReturn gst_sunaudiosrc_pad_link (GstPad * pad,
- const GstCaps * caps);
-
-static GstElementClass *parent_class = NULL;
-
-GType
-gst_sunaudiosrc_get_type (void)
-{
- static GType sunaudiosrc_type = 0;
-
- if (!sunaudiosrc_type) {
- static const GTypeInfo sunaudiosrc_info = {
- sizeof (GstSunAudioSrcClass),
- gst_sunaudiosrc_base_init,
- NULL,
- (GClassInitFunc) gst_sunaudiosrc_class_init,
- NULL,
- NULL,
- sizeof (GstSunAudioSrc),
- 0,
- (GInstanceInitFunc) gst_sunaudiosrc_init,
- };
-
- sunaudiosrc_type = g_type_register_static (GST_TYPE_SUNAUDIOELEMENT,
- "GstSunAudioSrc", &sunaudiosrc_info, 0);
- }
- return sunaudiosrc_type;
-}
-
-static void
-gst_sunaudiosrc_base_init (gpointer g_class)
-{
- GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
-
- gst_element_class_set_details (element_class, &gst_sunaudiosrc_details);
- gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&gst_sunaudiosrc_src_factory));
-}
-
-static void
-gst_sunaudiosrc_class_init (GstSunAudioSrcClass * klass)
-{
- GObjectClass *gobject_class;
- GstElementClass *gstelement_class;
-
- gobject_class = (GObjectClass *) klass;
- gstelement_class = (GstElementClass *) klass;
-
- parent_class = g_type_class_ref (GST_TYPE_SUNAUDIOELEMENT);
-
- gobject_class->set_property = gst_sunaudiosrc_set_property;
- gobject_class->get_property = gst_sunaudiosrc_get_property;
-
- gstelement_class->change_state = gst_sunaudiosrc_change_state;
-
- g_object_class_install_property (gobject_class, ARG_DEVICE,
- g_param_spec_string ("device", "Device", "Audio Device (/dev/audio)",
- "/dev/audio", G_PARAM_READWRITE));
- g_object_class_install_property (gobject_class, ARG_BUFFER_SIZE,
- g_param_spec_int ("buffer_size", "Buffer Size", "Buffer Size",
- 1, G_MAXINT, 64, G_PARAM_READWRITE));
-
-}
-
-
-static void
-gst_sunaudiosrc_init (GstSunAudioSrc * sunaudiosrc)
-{
- const char *audiodev;
-
- sunaudiosrc->srcpad = gst_pad_new_from_template (gst_static_pad_template_get
- (&gst_sunaudiosrc_src_factory), "src");
-
- gst_pad_set_get_function (sunaudiosrc->srcpad, gst_sunaudiosrc_get);
- gst_pad_set_getcaps_function (sunaudiosrc->srcpad, gst_sunaudiosrc_getcaps);
- gst_pad_set_link_function (sunaudiosrc->srcpad, gst_sunaudiosrc_pad_link);
-
- gst_element_add_pad (GST_ELEMENT (sunaudiosrc), sunaudiosrc->srcpad);
-
- sunaudiosrc->buffer_size = 64;
-
- audiodev = g_getenv ("AUDIODEV");
- if (audiodev == NULL)
- audiodev = "/dev/audio";
- sunaudiosrc->device = g_strdup (audiodev);
-
-}
-
-static void
-gst_sunaudiosrc_set_property (GObject * object, guint prop_id,
- const GValue * value, GParamSpec * pspec)
-{
- GstSunAudioSrc *sunaudiosrc;
-
- g_return_if_fail (GST_IS_SUNAUDIOSRC (object));
- sunaudiosrc = GST_SUNAUDIOSRC (object);
-
- switch (prop_id) {
- case ARG_DEVICE:
- if (gst_element_get_state (GST_ELEMENT (sunaudiosrc)) == GST_STATE_NULL) {
- g_free (sunaudiosrc->device);
- sunaudiosrc->device = g_strdup (g_value_get_string (value));
- }
- break;
- case ARG_BUFFER_SIZE:
- if (gst_element_get_state (GST_ELEMENT (sunaudiosrc)) == GST_STATE_NULL) {
- sunaudiosrc->buffer_size = g_value_get_int (value);
- }
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_sunaudiosrc_get_property (GObject * object, guint prop_id,
- GValue * value, GParamSpec * pspec)
-{
- GstSunAudioSrc *sunaudiosrc;
-
- g_return_if_fail (GST_IS_SUNAUDIOSRC (object));
- sunaudiosrc = GST_SUNAUDIOSRC (object);
-
- switch (prop_id) {
- case ARG_DEVICE:
- g_value_set_string (value, sunaudiosrc->device);
- break;
- case ARG_BUFFER_SIZE:
- g_value_set_int (value, sunaudiosrc->buffer_size);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static GstStateChangeReturn
-gst_sunaudiosrc_change_state (GstElement * element, GstStateChange transition)
-{
- GstSunAudioSrc *sunaudiosrc = GST_SUNAUDIOSRC (element);
-
- switch (transition) {
- case GST_STATE_CHANGE_NULL_TO_READY:
- break;
- case GST_STATE_CHANGE_READY_TO_PAUSED:
- break;
- case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
- break;
- case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
- break;
- case GST_STATE_CHANGE_PAUSED_TO_READY:
- break;
- case GST_STATE_CHANGE_READY_TO_NULL:
- break;
- }
-
- if (GST_ELEMENT_CLASS (parent_class)->change_state)
- return GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
-
- return GST_STATE_CHANGE_SUCCESS;
-
-}
-
-static gboolean
-gst_sunaudiosrc_negotiate (GstPad * pad)
-{
- GstSunAudioSrc *sunaudiosrc;
- GstCaps *allowed;
-
- sunaudiosrc = GST_SUNAUDIOSRC (gst_pad_get_parent (pad));
-
- allowed = gst_pad_get_allowed_caps (pad);
-
- if (gst_pad_try_set_caps (sunaudiosrc->srcpad,
- gst_caps_new_simple ("audio/x-raw-int",
- "width", G_TYPE_INT, sunaudiosrc->width,
- "rate", G_TYPE_INT, sunaudiosrc->rate,
- "channels", G_TYPE_INT, sunaudiosrc->channels, NULL)) <= 0) {
- return FALSE;
- }
- return TRUE;
-}
-
-static GstData *
-gst_sunaudiosrc_get (GstPad * pad)
-{
- GstBuffer *buf;
- glong readbytes;
- glong readsamples;
- GstSunAudioSrc *sunaudiosrc = GST_SUNAUDIOSRC (gst_pad_get_parent (pad));
-
- buf = gst_buffer_new_and_alloc (sunaudiosrc->buffer_size);
-
- if (!GST_PAD_CAPS (pad)) {
- /* nothing was negotiated, we can decide on a format */
- if (!gst_sunaudiosrc_negotiate (pad)) {
- gst_buffer_unref (buf);
- GST_ELEMENT_ERROR (sunaudiosrc, CORE, NEGOTIATION, (NULL), (NULL));
- return GST_DATA (gst_event_new (GST_EVENT_INTERRUPT));
- }
- }
-
- readbytes =
- read (GST_SUNAUDIOELEMENT (sunaudiosrc)->fd, GST_BUFFER_DATA (buf),
- sunaudiosrc->buffer_size);
-
- if (readbytes < 0) {
- gst_buffer_unref (buf);
- GST_ELEMENT_ERROR (sunaudiosrc, RESOURCE, READ, (NULL), GST_ERROR_SYSTEM);
- return GST_DATA (gst_event_new (GST_EVENT_INTERRUPT));
- }
-
- if (readbytes == 0) {
- gst_buffer_unref (buf);
- gst_element_set_eos (GST_ELEMENT (sunaudiosrc));
- return GST_DATA (gst_event_new (GST_EVENT_INTERRUPT));
- }
-
- readsamples = readbytes * sunaudiosrc->rate;
-
- GST_BUFFER_SIZE (buf) = readbytes;
- GST_BUFFER_OFFSET (buf) = sunaudiosrc->curoffset;
- GST_BUFFER_OFFSET_END (buf) = sunaudiosrc->curoffset + readsamples;
- GST_BUFFER_DURATION (buf) = readsamples * GST_SECOND / sunaudiosrc->rate;
-
- GST_BUFFER_TIMESTAMP (buf) = GST_CLOCK_TIME_NONE;
-
- sunaudiosrc->curoffset += readsamples;
-
- return GST_DATA (buf);
-}
-
-static GstCaps *
-gst_sunaudiosrc_getcaps (GstPad * pad)
-{
- GstSunAudioSrc *sunaudiosrc = GST_SUNAUDIOSRC (gst_pad_get_parent (pad));
- GstCaps *caps;
-
- caps = gst_caps_copy (gst_pad_get_pad_template_caps (pad));
- GST_DEBUG ("getcaps called on %" GST_PTR_FORMAT ", returning %"
- GST_PTR_FORMAT, pad, caps);
-
- return caps;
-}
-
-static GstPadLinkReturn
-gst_sunaudiosrc_pad_link (GstPad * pad, const GstCaps * caps)
-{
- GstSunAudioSrc *sunaudiosrc = GST_SUNAUDIOSRC (gst_pad_get_parent (pad));
- GstPadLinkReturn ret;
- GstStructure *structure;
-
- structure = gst_caps_get_structure (caps, 0);
-
- gst_structure_get_int (structure, "rate", &sunaudiosrc->rate);
- gst_structure_get_int (structure, "width", &sunaudiosrc->width);
- gst_structure_get_int (structure, "channels", &sunaudiosrc->channels);
-
- if (gst_sunaudiosrc_setparams (sunaudiosrc)) {
- ret = GST_PAD_LINK_OK;
- } else {
- ret = GST_PAD_LINK_REFUSED;
- }
- GST_DEBUG ("pad_link called on %" GST_PTR_FORMAT " with caps %"
- GST_PTR_FORMAT ", returning %d", pad, caps, ret);
-
- return ret;
-}
-
-static gboolean
-gst_sunaudiosrc_setparams (GstSunAudioSrc * sunaudiosrc)
-{
- audio_info_t ainfo;
- int ret;
-
- AUDIO_INITINFO (&ainfo);
-
- ainfo.record.sample_rate = sunaudiosrc->rate;
- ainfo.record.channels = sunaudiosrc->channels;
- ainfo.record.precision = sunaudiosrc->width;
- ainfo.record.encoding = AUDIO_ENCODING_LINEAR;
- ainfo.record.port = AUDIO_MICROPHONE;
- ainfo.record.buffer_size = sunaudiosrc->buffer_size;
- /* ainfo.output_muted = 0; */
-
- ret = ioctl (GST_SUNAUDIOELEMENT (sunaudiosrc)->fd, AUDIO_SETINFO, &ainfo);
- if (ret == -1) {
- GST_ELEMENT_ERROR (sunaudiosrc, RESOURCE, SETTINGS, (NULL), ("%s",
- strerror (errno)));
- return FALSE;
- }
-
- return TRUE;
-}
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