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4d0df9433c
Original commit message from CVS: * configure.ac: * sys/Makefile.am: * sys/osxaudio/Makefile.am: * sys/osxaudio/gstosxaudio.c: * sys/osxaudio/gstosxaudiosink.c: (gst_osx_audio_sink_osxelement_do_init), (gst_osx_audio_sink_init), (gst_osx_audio_sink_getcaps), (gst_osx_audio_sink_create_ringbuffer), (plugin_init): * sys/osxaudio/gstosxaudiosrc.c: (gst_osx_audio_src_osxelement_do_init), (gst_osx_audio_src_init), (gst_osx_audio_src_create_ringbuffer): * sys/osxaudio/gstosxringbuffer.c: (gst_osx_ring_buffer_get_type), (gst_osx_ring_buffer_class_init), (gst_osx_ring_buffer_init), (gst_osx_ring_buffer_acquire), (gst_osx_ring_buffer_start), (gst_osx_ring_buffer_pause), (gst_osx_ring_buffer_stop): * sys/osxaudio/gstosxringbuffer.h: Activate osxaudio in gst-plugins-good with proper build setup. Add inlined documentation. Fix debug statements Fix ringbuffer when pausing. Fixes #323471
315 lines
10 KiB
C
315 lines
10 KiB
C
/*
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* GStreamer
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* Copyright 2006 Zaheer Abbas Merali <zaheerabbas at merali dot org>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Alternatively, the contents of this file may be used under the
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* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
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* which case the following provisions apply instead of the ones
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* mentioned above:
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include <CoreAudio/CoreAudio.h>
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#include <gst/gst.h>
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#include "gstosxringbuffer.h"
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GST_DEBUG_CATEGORY_STATIC (osx_audio_debug);
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#define GST_CAT_DEFAULT osx_audio_debug
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static void gst_osx_ring_buffer_class_init (GstOsxRingBufferClass * klass);
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static void gst_osx_ring_buffer_init (GstOsxRingBuffer * ringbuffer,
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GstOsxRingBufferClass * g_class);
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static void gst_osx_ring_buffer_dispose (GObject * object);
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static void gst_osx_ring_buffer_finalize (GObject * object);
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static gboolean gst_osx_ring_buffer_open_device (GstRingBuffer * buf);
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static gboolean gst_osx_ring_buffer_close_device (GstRingBuffer * buf);
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static gboolean gst_osx_ring_buffer_acquire (GstRingBuffer * buf,
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GstRingBufferSpec * spec);
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static gboolean gst_osx_ring_buffer_release (GstRingBuffer * buf);
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/* static gboolean gst_osx_ring_buffer_device_is_acquired (GstRingBuffer * buf); */
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static gboolean gst_osx_ring_buffer_start (GstRingBuffer * buf);
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static gboolean gst_osx_ring_buffer_pause (GstRingBuffer * buf);
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static gboolean gst_osx_ring_buffer_stop (GstRingBuffer * buf);
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static guint gst_osx_ring_buffer_delay (GstRingBuffer * buf);
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static GstRingBufferClass *ring_parent_class = NULL;
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/* ringbuffer abstract base class */
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GType
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gst_osx_ring_buffer_get_type (void)
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{
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static GType ringbuffer_type = 0;
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if (!ringbuffer_type) {
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static const GTypeInfo ringbuffer_info = {
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sizeof (GstOsxRingBufferClass),
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NULL,
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NULL,
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(GClassInitFunc) gst_osx_ring_buffer_class_init,
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NULL,
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NULL,
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sizeof (GstOsxRingBuffer),
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0,
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(GInstanceInitFunc) gst_osx_ring_buffer_init,
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NULL
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};
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GST_DEBUG_CATEGORY_INIT (osx_audio_debug, "osxaudio", 0,
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"OSX Audio Elements");
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GST_DEBUG ("Creating osx ring buffer type");
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ringbuffer_type =
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g_type_register_static (GST_TYPE_RING_BUFFER, "GstOsxRingBuffer",
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&ringbuffer_info, 0);
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}
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return ringbuffer_type;
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}
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static void
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gst_osx_ring_buffer_class_init (GstOsxRingBufferClass * klass)
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{
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GObjectClass *gobject_class;
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GstObjectClass *gstobject_class;
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GstRingBufferClass *gstringbuffer_class;
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gobject_class = (GObjectClass *) klass;
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gstobject_class = (GstObjectClass *) klass;
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gstringbuffer_class = (GstRingBufferClass *) klass;
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ring_parent_class = g_type_class_peek_parent (klass);
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gobject_class->dispose = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_dispose);
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gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_finalize);
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gstringbuffer_class->open_device =
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GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_open_device);
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gstringbuffer_class->close_device =
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GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_close_device);
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gstringbuffer_class->acquire =
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GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_acquire);
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gstringbuffer_class->release =
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GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_release);
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gstringbuffer_class->start = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_start);
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gstringbuffer_class->pause = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_pause);
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gstringbuffer_class->resume = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_start);
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gstringbuffer_class->stop = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_stop);
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gstringbuffer_class->delay = GST_DEBUG_FUNCPTR (gst_osx_ring_buffer_delay);
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GST_DEBUG ("osx ring buffer class init");
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}
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static void
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gst_osx_ring_buffer_init (GstOsxRingBuffer * ringbuffer,
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GstOsxRingBufferClass * g_class)
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{
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OSStatus status;
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UInt32 propertySize;
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/* currently do bugger all */
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GST_DEBUG ("osx ring buffer init");
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propertySize = sizeof (ringbuffer->device_id);
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status =
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AudioHardwareGetProperty (kAudioHardwarePropertyDefaultOutputDevice,
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&propertySize, &(ringbuffer->device_id));
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GST_DEBUG ("osx ring buffer called AudioHardwareGetProperty");
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if (status) {
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GST_WARNING ("AudioHardwareGetProperty returned %d", (int) status);
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} else {
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GST_DEBUG ("AudioHardwareGetProperty returned 0");
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}
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if (ringbuffer->device_id == kAudioDeviceUnknown) {
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GST_DEBUG ("AudioHardwareGetProperty: device_id is kAudioDeviceUnknown");
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}
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GST_DEBUG ("AudioHardwareGetProperty: device_id is %lu",
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ringbuffer->device_id);
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/* get requested buffer length */
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propertySize = sizeof (ringbuffer->buffer_len);
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status =
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AudioDeviceGetProperty (ringbuffer->device_id, 0, false,
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kAudioDevicePropertyBufferSize, &propertySize, &ringbuffer->buffer_len);
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if (status) {
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GST_WARNING
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("AudioDeviceGetProperty returned %d when getting kAudioDevicePropertyBufferSize",
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(int) status);
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}
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GST_DEBUG ("%5d ringbuffer->buffer_len", (int) ringbuffer->buffer_len);
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}
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static void
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gst_osx_ring_buffer_dispose (GObject * object)
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{
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G_OBJECT_CLASS (ring_parent_class)->dispose (object);
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}
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static void
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gst_osx_ring_buffer_finalize (GObject * object)
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{
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G_OBJECT_CLASS (ring_parent_class)->finalize (object);
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}
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static gboolean
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gst_osx_ring_buffer_open_device (GstRingBuffer * buf)
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{
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/* stub, we need to open device..maybe do nothing */
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return TRUE;
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}
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static gboolean
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gst_osx_ring_buffer_close_device (GstRingBuffer * buf)
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{
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/* stub, we need to close device..maybe do nothing */
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return TRUE;
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}
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static gboolean
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gst_osx_ring_buffer_acquire (GstRingBuffer * buf, GstRingBufferSpec * spec)
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{
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/* stub, we need to allocate ringbuffer memory */
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GstOsxRingBuffer *osxbuf;
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osxbuf = GST_OSX_RING_BUFFER (buf);
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spec->segsize = osxbuf->buffer_len;
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spec->segtotal = 16;
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GST_DEBUG ("osx ring buffer acquire");
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buf->data = gst_buffer_new_and_alloc (spec->segtotal * spec->segsize);
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memset (GST_BUFFER_DATA (buf->data), 0, GST_BUFFER_SIZE (buf->data));
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return TRUE;
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}
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static gboolean
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gst_osx_ring_buffer_release (GstRingBuffer * buf)
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{
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/* stub, we need to deallocate ringbuffer memory */
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GstOsxRingBuffer *osxbuf;
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osxbuf = GST_OSX_RING_BUFFER (buf);
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gst_buffer_unref (buf->data);
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buf->data = NULL;
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return TRUE;
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}
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static gboolean
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gst_osx_ring_buffer_start (GstRingBuffer * buf)
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{
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/* stub */
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OSStatus status;
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GstOsxRingBuffer *osxbuf;
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osxbuf = GST_OSX_RING_BUFFER (buf);
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GST_DEBUG ("osx ring buffer start ioproc: 0x%p device_id %lu",
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osxbuf->element->io_proc, osxbuf->device_id);
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if (!osxbuf->io_proc_active) {
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status =
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AudioDeviceAddIOProc (osxbuf->device_id, osxbuf->element->io_proc,
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osxbuf);
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if (status) {
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GST_WARNING ("AudioDeviceAddIOProc returned %" GST_FOURCC_FORMAT,
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GST_FOURCC_ARGS (status));
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return FALSE;
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}
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osxbuf->io_proc_active = TRUE;
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}
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status = AudioDeviceStart (osxbuf->device_id, osxbuf->element->io_proc);
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if (status) {
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GST_WARNING ("AudioDeviceStart returned %d", (int) status);
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return FALSE;
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}
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return TRUE;
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}
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static gboolean
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gst_osx_ring_buffer_pause (GstRingBuffer * buf)
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{
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/* stub */
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/* stop callback */
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OSErr status;
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GstOsxRingBuffer *osxbuf = GST_OSX_RING_BUFFER (buf);
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GST_DEBUG ("osx ring buffer pause ioproc: 0x%p device_id %lu",
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osxbuf->element->io_proc, osxbuf->device_id);
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if (osxbuf->io_proc_active) {
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status =
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AudioDeviceRemoveIOProc (osxbuf->device_id, osxbuf->element->io_proc);
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if (status)
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GST_WARNING ("AudioDeviceRemoveIOProc " "returned %d", (int) status);
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osxbuf->io_proc_active = FALSE;
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}
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return TRUE;
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}
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static gboolean
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gst_osx_ring_buffer_stop (GstRingBuffer * buf)
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{
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/* stub */
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OSErr status;
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GstOsxRingBuffer *osxbuf;
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osxbuf = GST_OSX_RING_BUFFER (buf);
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GST_DEBUG ("osx ring buffer stop ioproc: 0x%p device_id %lu",
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osxbuf->element->io_proc, osxbuf->device_id);
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/* stop callback */
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status = AudioDeviceStop (osxbuf->device_id, osxbuf->element->io_proc);
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if (status)
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GST_WARNING ("AudioDeviceStop returned %d", (int) status);
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if (osxbuf->io_proc_active) {
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status =
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AudioDeviceRemoveIOProc (osxbuf->device_id, osxbuf->element->io_proc);
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if (status)
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GST_WARNING ("AudioDeviceRemoveIOProc " "returned %d", (int) status);
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osxbuf->io_proc_active = FALSE;
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}
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return TRUE;
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}
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static guint
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gst_osx_ring_buffer_delay (GstRingBuffer * buf)
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{
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/* stub */
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return 0;
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}
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