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Diffstat (limited to 'sys/osxaudio/gstosxaudiosrc.c')
-rw-r--r--sys/osxaudio/gstosxaudiosrc.c123
1 files changed, 96 insertions, 27 deletions
diff --git a/sys/osxaudio/gstosxaudiosrc.c b/sys/osxaudio/gstosxaudiosrc.c
index 0a543ae5..359eb7a7 100644
--- a/sys/osxaudio/gstosxaudiosrc.c
+++ b/sys/osxaudio/gstosxaudiosrc.c
@@ -1,6 +1,7 @@
/*
* GStreamer
* Copyright 2005,2006 Zaheer Abbas Merali <zaheerabbas at merali dot org>
+ * 2008 Pioneers of the Inevitable <songbird@songbirdnest.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -92,7 +93,8 @@ static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
"endianness = (int) {" G_STRINGIFY (G_BYTE_ORDER) " }, "
"signed = (boolean) { TRUE }, "
"width = (int) 32, "
- "depth = (int) 32, " "rate = (int) 44100, " "channels = (int) 2")
+ "depth = (int) 32, "
+ "rate = (int) [1, MAX], " "channels = (int) [1, 2]")
);
static void gst_osx_audio_src_set_property (GObject * object, guint prop_id,
@@ -103,13 +105,13 @@ static void gst_osx_audio_src_get_property (GObject * object, guint prop_id,
static GstRingBuffer *gst_osx_audio_src_create_ringbuffer (GstBaseAudioSrc *
src);
-/*static GstCaps* gst_osx_audio_sink_getcaps (GstBaseSink * bsrc);*/
static void gst_osx_audio_src_osxelement_init (gpointer g_iface,
gpointer iface_data);
OSStatus gst_osx_audio_src_io_proc (AudioDeviceID inDevice,
const AudioTimeStamp * inNow, const AudioBufferList * inInputData,
const AudioTimeStamp * inInputTime, AudioBufferList * outOutputData,
const AudioTimeStamp * inOutputTime, void *inClientData);
+static void gst_osx_audio_src_select_device (GstOsxAudioSrc * osxsrc);
static void
gst_osx_audio_src_osxelement_do_init (GType type)
@@ -178,11 +180,11 @@ gst_osx_audio_src_class_init (GstOsxAudioSrcClass * klass)
static void
gst_osx_audio_src_init (GstOsxAudioSrc * src, GstOsxAudioSrcClass * gclass)
{
-/* GstElementClass *klass = GST_ELEMENT_GET_CLASS (sink); */
+/* GstElementClass *klass = GST_ELEMENT_GET_CLASS (src); */
gst_base_src_set_live (GST_BASE_SRC (src), TRUE);
- src->ringbuffer = NULL;
- GST_DEBUG ("Initialising object");
- gst_osx_audio_src_create_ringbuffer (GST_BASE_AUDIO_SRC (src));
+
+ src->device_id = kAudioDeviceUnknown;
+ src->stream_id = kAudioStreamUnknown;
}
static void
@@ -193,8 +195,7 @@ gst_osx_audio_src_set_property (GObject * object, guint prop_id,
switch (prop_id) {
case ARG_DEVICE:
- if (src->ringbuffer)
- src->ringbuffer->device_id = g_value_get_int (value);
+ src->device_id = g_value_get_int (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@@ -207,14 +208,10 @@ gst_osx_audio_src_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstOsxAudioSrc *src = GST_OSX_AUDIO_SRC (object);
- int val = 0;
switch (prop_id) {
case ARG_DEVICE:
- if (src->ringbuffer)
- val = src->ringbuffer->device_id;
-
- g_value_set_int (value, val);
+ g_value_set_int (value, src->device_id);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@@ -225,29 +222,32 @@ gst_osx_audio_src_get_property (GObject * object, guint prop_id,
/* GstElement vmethod implementations */
-/* GstBaseAudioSink vmethod implementations */
+/* GstBaseAudioSrc vmethod implementations */
static GstRingBuffer *
gst_osx_audio_src_create_ringbuffer (GstBaseAudioSrc * src)
{
GstOsxAudioSrc *osxsrc;
OSStatus status;
UInt32 propertySize;
+ GstOsxRingBuffer *ringbuffer;
osxsrc = GST_OSX_AUDIO_SRC (src);
- if (!osxsrc->ringbuffer) {
- GST_DEBUG ("Creating ringbuffer");
- osxsrc->ringbuffer = g_object_new (GST_TYPE_OSX_RING_BUFFER, NULL);
- /* change the device to the Default Input Device */
- propertySize = sizeof (osxsrc->ringbuffer->device_id);
- status = AudioHardwareGetProperty (kAudioHardwarePropertyDefaultInputDevice,
- &propertySize, &osxsrc->ringbuffer->device_id);
- GST_DEBUG ("osx src 0x%p element 0x%p ioproc 0x%p", osxsrc,
- GST_OSX_AUDIO_ELEMENT_GET_INTERFACE (osxsrc),
- (void *) gst_osx_audio_src_io_proc);
- osxsrc->ringbuffer->element = GST_OSX_AUDIO_ELEMENT_GET_INTERFACE (osxsrc);
- }
- return GST_RING_BUFFER (osxsrc->ringbuffer);
+ gst_osx_audio_src_select_device (osxsrc);
+
+ GST_DEBUG ("Creating ringbuffer");
+ ringbuffer = g_object_new (GST_TYPE_OSX_RING_BUFFER, NULL);
+
+ /* change the device to the Default Input Device */
+ GST_DEBUG ("osx src 0x%p element 0x%p ioproc 0x%p", osxsrc,
+ GST_OSX_AUDIO_ELEMENT_GET_INTERFACE (osxsrc),
+ (void *) gst_osx_audio_src_io_proc);
+
+ ringbuffer->element = GST_OSX_AUDIO_ELEMENT_GET_INTERFACE (osxsrc);
+ ringbuffer->device_id = osxsrc->device_id;
+ ringbuffer->stream_id = osxsrc->stream_id;
+
+ return GST_RING_BUFFER (ringbuffer);
}
OSStatus
@@ -284,3 +284,72 @@ gst_osx_audio_src_osxelement_init (gpointer g_iface, gpointer iface_data)
iface->io_proc = gst_osx_audio_src_io_proc;
}
+
+static void
+gst_osx_audio_src_select_device (GstOsxAudioSrc * osxsrc)
+{
+ OSStatus status;
+ UInt32 propertySize;
+
+ if (osxsrc->device_id == kAudioDeviceUnknown) {
+ GST_DEBUG_OBJECT (osxsrc, "Selecting device for OSXAudioSrc");
+ propertySize = sizeof (osxsrc->device_id);
+ status = AudioHardwareGetProperty (kAudioHardwarePropertyDefaultInputDevice,
+ &propertySize, &osxsrc->device_id);
+
+ if (status)
+ GST_WARNING_OBJECT (osxsrc,
+ "AudioHardwareGetProperty returned %d", (int) status);
+ else
+ GST_DEBUG_OBJECT (osxsrc, "AudioHardwareGetProperty returned 0");
+
+ if (osxsrc->device_id == kAudioDeviceUnknown)
+ GST_WARNING_OBJECT (osxsrc,
+ "AudioHardwareGetProperty: device_id is kAudioDeviceUnknown");
+
+ GST_DEBUG_OBJECT (osxsrc, "AudioHardwareGetProperty: device_id is %lu",
+ (long) osxsrc->device_id);
+ }
+
+ if (osxsrc->stream_id == kAudioStreamUnknown) {
+ AudioStreamID *streams;
+
+ GST_DEBUG_OBJECT (osxsrc, "Getting streamid");
+ status = AudioDeviceGetPropertyInfo (osxsrc->device_id, 0, /* Master channel */
+ FALSE, /* isInput */
+ kAudioDevicePropertyStreams, &propertySize, NULL);
+
+ if (status) {
+ GST_WARNING_OBJECT (osxsrc,
+ "AudioDeviceGetProperty returned %d", (int) status);
+ return;
+ }
+
+ GST_DEBUG_OBJECT (osxsrc,
+ "Getting available streamids from %d (%d bytes)",
+ (int) (propertySize / sizeof (AudioStreamID)), propertySize);
+ streams = g_malloc (propertySize);
+ status = AudioDeviceGetProperty (osxsrc->device_id, 0, /* Master channel */
+ FALSE, /* isInput */
+ kAudioDevicePropertyStreams, &propertySize, streams);
+
+ if (status) {
+ GST_WARNING_OBJECT (osxsrc,
+ "AudioDeviceGetProperty returned %d", (int) status);
+ g_free (streams);
+ return;
+ }
+
+ GST_DEBUG_OBJECT (osxsrc, "Getting streamid from %d (%d bytes)",
+ (int) (propertySize / sizeof (AudioStreamID)), propertySize);
+
+ if (propertySize >= sizeof (AudioStreamID)) {
+ osxsrc->stream_id = streams[0];
+ GST_DEBUG_OBJECT (osxsrc, "Selected stream %d of %d: %d", 0,
+ (int) (propertySize / sizeof (AudioStreamID)),
+ (int) osxsrc->stream_id);
+ }
+
+ g_free (streams);
+ }
+}
generated by cgit (git 2.34.1) at 2024-05-31 18:46:06 +0000