mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-21 07:46:38 +00:00
d92f63d3ab
Original commit message from CVS: * sys/osxaudio/gstosxaudiosink.c: (gst_osx_audio_sink_select_device): * sys/osxaudio/gstosxaudiosrc.c: (gst_osx_audio_src_create_ringbuffer), (gst_osx_audio_src_select_device): * sys/osxaudio/gstosxringbuffer.c: (gst_osx_ring_buffer_acquire): Fix the build on macosx.
335 lines
11 KiB
C
335 lines
11 KiB
C
/*
|
|
* GStreamer
|
|
* Copyright 2006 Zaheer Abbas Merali <zaheerabbas at merali dot org>
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
*
|
|
* Alternatively, the contents of this file may be used under the
|
|
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
|
|
* which case the following provisions apply instead of the ones
|
|
* mentioned above:
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#include <CoreAudio/CoreAudio.h>
|
|
#include <gst/gst.h>
|
|
#include "gstosxringbuffer.h"
|
|
|
|
GST_DEBUG_CATEGORY_STATIC (osx_audio_debug);
|
|
#define GST_CAT_DEFAULT osx_audio_debug
|
|
|
|
static void gst_osx_ring_buffer_class_init (GstOsxRingBufferClass * klass);
|
|
static void gst_osx_ring_buffer_init (GstOsxRingBuffer * ringbuffer,
|
|
GstOsxRingBufferClass * g_class);
|
|
static void gst_osx_ring_buffer_dispose (GObject * object);
|
|
static void gst_osx_ring_buffer_finalize (GObject * object);
|
|
static gboolean gst_osx_ring_buffer_open_device (GstRingBuffer * buf);
|
|
static gboolean gst_osx_ring_buffer_close_device (GstRingBuffer * buf);
|
|
|
|
static gboolean gst_osx_ring_buffer_acquire (GstRingBuffer * buf,
|
|
GstRingBufferSpec * spec);
|
|
static gboolean gst_osx_ring_buffer_release (GstRingBuffer * buf);
|
|
|
|
/* static gboolean gst_osx_ring_buffer_device_is_acquired (GstRingBuffer * buf); */
|
|
|
|
static gboolean gst_osx_ring_buffer_start (GstRingBuffer * buf);
|
|
static gboolean gst_osx_ring_buffer_pause (GstRingBuffer * buf);
|
|
static gboolean gst_osx_ring_buffer_stop (GstRingBuffer * buf);
|
|
static guint gst_osx_ring_buffer_delay (GstRingBuffer * buf);
|
|
static GstRingBufferClass *ring_parent_class = NULL;
|
|
|
|
/* ringbuffer abstract base class */
|
|
|
|
GType
|
|
gst_osx_ring_buffer_get_type (void)
|
|
{
|
|
static GType ringbuffer_type = 0;
|
|
|
|
if (!ringbuffer_type) {
|
|
static const GTypeInfo ringbuffer_info = {
|
|
sizeof (GstOsxRingBufferClass),
|
|
NULL,
|
|
NULL,
|
|
(GClassInitFunc) gst_osx_ring_buffer_class_init,
|
|
NULL,
|
|
NULL,
|
|
sizeof (GstOsxRingBuffer),
|
|
0,
|
|
(GInstanceInitFunc) gst_osx_ring_buffer_init,
|
|
NULL
|
|
};
|
|
GST_DEBUG_CATEGORY_INIT (osx_audio_debug, "osxaudio", 0,
|
|
"OSX Audio Elements");
|
|
GST_DEBUG ("Creating osx ring buffer type");
|
|
|
|
ringbuffer_type =
|
|
g_type_register_static (GST_TYPE_RING_BUFFER, "GstOsxRingBuffer",
|
|
&ringbuffer_info, 0);
|
|
}
|
|
return ringbuffer_type;
|
|
}
|
|
|
|
static void
|
|
gst_osx_ring_buffer_class_init (GstOsxRingBufferClass * klass)
|
|
{
|
|
GObjectClass *gobject_class;
|
|
GstObjectClass *gstobject_class;
|
|
GstRingBufferClass *gstringbuffer_class;
|
|
|
|
gobject_class = (GObjectClass *) klass;
|
|
gstobject_class = (GstObjectClass *) klass;
|
|
gstringbuffer_class = (GstRingBufferClass *) klass;
|
|
|
|
ring_parent_class = g_type_class_peek_parent (klass);
|
|
|
|
gobject_class->dispose = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_dispose);
|
|
gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_finalize);
|
|
|
|
gstringbuffer_class->open_device =
|
|
GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_open_device);
|
|
gstringbuffer_class->close_device =
|
|
GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_close_device);
|
|
gstringbuffer_class->acquire =
|
|
GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_acquire);
|
|
gstringbuffer_class->release =
|
|
GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_release);
|
|
gstringbuffer_class->start = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_start);
|
|
gstringbuffer_class->pause = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_pause);
|
|
gstringbuffer_class->resume = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_start);
|
|
gstringbuffer_class->stop = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_stop);
|
|
|
|
gstringbuffer_class->delay = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_delay);
|
|
|
|
GST_DEBUG ("osx ring buffer class init");
|
|
}
|
|
|
|
static void
|
|
gst_osx_ring_buffer_init (GstOsxRingBuffer * ringbuffer,
|
|
GstOsxRingBufferClass * g_class)
|
|
{
|
|
/* Nothing to do right now */
|
|
}
|
|
|
|
static void
|
|
gst_osx_ring_buffer_dispose (GObject * object)
|
|
{
|
|
G_OBJECT_CLASS (ring_parent_class)->dispose (object);
|
|
}
|
|
|
|
static void
|
|
gst_osx_ring_buffer_finalize (GObject * object)
|
|
{
|
|
G_OBJECT_CLASS (ring_parent_class)->finalize (object);
|
|
}
|
|
|
|
static gboolean
|
|
gst_osx_ring_buffer_open_device (GstRingBuffer * buf)
|
|
{
|
|
/* stub, we need to open device..maybe do nothing */
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_osx_ring_buffer_close_device (GstRingBuffer * buf)
|
|
{
|
|
/* stub, we need to close device..maybe do nothing */
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_osx_ring_buffer_acquire (GstRingBuffer * buf, GstRingBufferSpec * spec)
|
|
{
|
|
/* Configure the output stream and allocate ringbuffer memory */
|
|
GstOsxRingBuffer *osxbuf;
|
|
AudioStreamBasicDescription asbd;
|
|
OSStatus status;
|
|
UInt32 buffer_len;
|
|
UInt32 propertySize;
|
|
|
|
osxbuf = GST_OSX_RING_BUFFER (buf);
|
|
|
|
/* Fill out the audio description we're going to be using */
|
|
asbd.mFormatID = kAudioFormatLinearPCM;
|
|
asbd.mSampleRate = (double) spec->rate;
|
|
asbd.mChannelsPerFrame = spec->channels;
|
|
asbd.mFormatFlags = kAudioFormatFlagsNativeFloatPacked;
|
|
asbd.mBytesPerFrame = spec->channels * sizeof (float);
|
|
asbd.mBitsPerChannel = sizeof (float) * 8;
|
|
asbd.mBytesPerPacket = spec->channels * sizeof (float);
|
|
asbd.mFramesPerPacket = 1;
|
|
asbd.mReserved = 0;
|
|
|
|
GST_LOG_OBJECT (osxbuf, "Format: %x, %f, %u, %x, %d, %d, %d, %d, %d",
|
|
(unsigned int) asbd.mFormatID,
|
|
asbd.mSampleRate,
|
|
(unsigned int) asbd.mChannelsPerFrame,
|
|
(unsigned int) asbd.mFormatFlags,
|
|
(unsigned int) asbd.mBytesPerFrame,
|
|
(unsigned int) asbd.mBitsPerChannel,
|
|
(unsigned int) asbd.mBytesPerPacket,
|
|
(unsigned int) asbd.mFramesPerPacket, (unsigned int) asbd.mReserved);
|
|
|
|
GST_DEBUG_OBJECT (osxbuf, "Using stream_id %d, setting output format",
|
|
(int) osxbuf->stream_id);
|
|
|
|
propertySize = sizeof (asbd);
|
|
status = AudioStreamSetProperty (osxbuf->stream_id, NULL, /* Change immediately */
|
|
0, /* Master channel */
|
|
kAudioStreamPropertyVirtualFormat, propertySize, &asbd);
|
|
|
|
if (status) {
|
|
GST_WARNING_OBJECT (osxbuf, "Failed to set output description: %lx",
|
|
status);
|
|
return FALSE;
|
|
}
|
|
|
|
/* get requested buffer length to use */
|
|
propertySize = sizeof (buffer_len);
|
|
status = AudioDeviceGetProperty (osxbuf->device_id, 0, false, /* TODO, this should be true for the source element */
|
|
kAudioDevicePropertyBufferSize, &propertySize, &buffer_len);
|
|
|
|
if (status) {
|
|
GST_WARNING_OBJECT (osxbuf,
|
|
"AudioDeviceGetProperty returned %d when getting "
|
|
"kAudioDevicePropertyBufferSize", (int) status);
|
|
}
|
|
GST_DEBUG_OBJECT (osxbuf, "%5d osxbuf->buffer_len", (int) buffer_len);
|
|
spec->segsize = buffer_len;
|
|
spec->segtotal = 16;
|
|
|
|
GST_DEBUG_OBJECT (osxbuf, "osx ring buffer acquired");
|
|
|
|
buf->data = gst_buffer_new_and_alloc (spec->segtotal * spec->segsize);
|
|
memset (GST_BUFFER_DATA (buf->data), 0, GST_BUFFER_SIZE (buf->data));
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_osx_ring_buffer_release (GstRingBuffer * buf)
|
|
{
|
|
/* stub, we need to deallocate ringbuffer memory */
|
|
GstOsxRingBuffer *osxbuf;
|
|
|
|
osxbuf = GST_OSX_RING_BUFFER (buf);
|
|
|
|
gst_buffer_unref (buf->data);
|
|
buf->data = NULL;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_osx_ring_buffer_start (GstRingBuffer * buf)
|
|
{
|
|
/* stub */
|
|
OSStatus status;
|
|
GstOsxRingBuffer *osxbuf;
|
|
|
|
osxbuf = GST_OSX_RING_BUFFER (buf);
|
|
|
|
GST_DEBUG ("osx ring buffer start ioproc: 0x%p device_id %lu",
|
|
osxbuf->element->io_proc, osxbuf->device_id);
|
|
if (!osxbuf->io_proc_active) {
|
|
status =
|
|
AudioDeviceAddIOProc (osxbuf->device_id, osxbuf->element->io_proc,
|
|
osxbuf);
|
|
|
|
if (status) {
|
|
GST_WARNING ("AudioDeviceAddIOProc returned %" GST_FOURCC_FORMAT,
|
|
GST_FOURCC_ARGS (status));
|
|
return FALSE;
|
|
}
|
|
osxbuf->io_proc_active = TRUE;
|
|
}
|
|
|
|
status = AudioDeviceStart (osxbuf->device_id, osxbuf->element->io_proc);
|
|
if (status) {
|
|
GST_WARNING ("AudioDeviceStart returned %d", (int) status);
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_osx_ring_buffer_pause (GstRingBuffer * buf)
|
|
{
|
|
/* stub */
|
|
/* stop callback */
|
|
OSErr status;
|
|
GstOsxRingBuffer *osxbuf = GST_OSX_RING_BUFFER (buf);
|
|
|
|
GST_DEBUG ("osx ring buffer pause ioproc: 0x%p device_id %lu",
|
|
osxbuf->element->io_proc, osxbuf->device_id);
|
|
if (osxbuf->io_proc_active) {
|
|
status =
|
|
AudioDeviceRemoveIOProc (osxbuf->device_id, osxbuf->element->io_proc);
|
|
if (status)
|
|
GST_WARNING ("AudioDeviceRemoveIOProc " "returned %d", (int) status);
|
|
osxbuf->io_proc_active = FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_osx_ring_buffer_stop (GstRingBuffer * buf)
|
|
{
|
|
/* stub */
|
|
OSErr status;
|
|
GstOsxRingBuffer *osxbuf;
|
|
|
|
osxbuf = GST_OSX_RING_BUFFER (buf);
|
|
|
|
GST_DEBUG ("osx ring buffer stop ioproc: 0x%p device_id %lu",
|
|
osxbuf->element->io_proc, osxbuf->device_id);
|
|
/* stop callback */
|
|
status = AudioDeviceStop (osxbuf->device_id, osxbuf->element->io_proc);
|
|
if (status)
|
|
GST_WARNING ("AudioDeviceStop returned %d", (int) status);
|
|
|
|
if (osxbuf->io_proc_active) {
|
|
status =
|
|
AudioDeviceRemoveIOProc (osxbuf->device_id, osxbuf->element->io_proc);
|
|
if (status)
|
|
GST_WARNING ("AudioDeviceRemoveIOProc " "returned %d", (int) status);
|
|
osxbuf->io_proc_active = FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
static guint
|
|
gst_osx_ring_buffer_delay (GstRingBuffer * buf)
|
|
{
|
|
/* stub */
|
|
return 0;
|
|
}
|