2 Copyright (C) 2010 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include "ardour/buffer.h"
22 #include "ardour/buffer_manager.h"
23 #include "ardour/buffer_set.h"
24 #include "ardour/process_thread.h"
25 #include "ardour/thread_buffers.h"
27 using namespace ARDOUR;
32 release_thread_buffer (void* arg)
34 BufferManager::put_thread_buffers ((ThreadBuffers*) arg);
37 Glib::Threads::Private<ThreadBuffers> ProcessThread::_private_thread_buffers (release_thread_buffer);
40 ProcessThread::init ()
44 ProcessThread::ProcessThread ()
48 ProcessThread::~ProcessThread ()
53 ProcessThread::get_buffers ()
55 ThreadBuffers* tb = BufferManager::get_thread_buffers ();
58 _private_thread_buffers.set (tb);
62 ProcessThread::drop_buffers ()
64 ThreadBuffers* tb = _private_thread_buffers.get();
66 BufferManager::put_thread_buffers (tb);
67 _private_thread_buffers.set (0);
71 ProcessThread::get_silent_buffers (ChanCount count)
73 ThreadBuffers* tb = _private_thread_buffers.get();
76 BufferSet* sb = tb->silent_buffers;
79 assert(sb->available() >= count);
82 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
83 for (size_t i= 0; i < count.get(*t); ++i) {
84 sb->get(*t, i).clear();
92 ProcessThread::get_scratch_buffers (ChanCount count, bool silence)
94 ThreadBuffers* tb = _private_thread_buffers.get();
97 BufferSet* sb = tb->scratch_buffers;
100 if (count != ChanCount::ZERO) {
101 assert(sb->available() >= count);
102 sb->set_count (count);
104 sb->set_count (sb->available());
108 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
109 for (uint32_t i = 0; i < sb->count().get(*t); ++i) {
110 sb->get(*t, i).clear();
119 ProcessThread::get_noinplace_buffers (ChanCount count)
121 ThreadBuffers* tb = _private_thread_buffers.get();
124 BufferSet* sb = tb->noinplace_buffers;
127 if (count != ChanCount::ZERO) {
128 assert(sb->available() >= count);
129 sb->set_count (count);
131 sb->set_count (sb->available());
138 ProcessThread::get_route_buffers (ChanCount count, bool silence)
140 ThreadBuffers* tb = _private_thread_buffers.get();
143 BufferSet* sb = tb->route_buffers;
146 if (count != ChanCount::ZERO) {
147 assert(sb->available() >= count);
148 sb->set_count (count);
150 sb->set_count (sb->available());
154 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
155 for (uint32_t i = 0; i < sb->count().get(*t); ++i) {
156 sb->get(*t, i).clear();
165 ProcessThread::get_mix_buffers (ChanCount count)
167 ThreadBuffers* tb = _private_thread_buffers.get();
170 BufferSet* mb = tb->mix_buffers;
173 assert (mb->available() >= count);
174 mb->set_count(count);
179 ProcessThread::gain_automation_buffer()
181 ThreadBuffers* tb = _private_thread_buffers.get();
184 gain_t *g = tb->gain_automation_buffer;
190 ProcessThread::trim_automation_buffer()
192 ThreadBuffers* tb = _private_thread_buffers.get();
195 gain_t *g = tb->trim_automation_buffer;
201 ProcessThread::send_gain_automation_buffer()
203 ThreadBuffers* tb = _private_thread_buffers.get();
206 gain_t* g = tb->send_gain_automation_buffer;
212 ProcessThread::scratch_automation_buffer()
214 ThreadBuffers* tb = _private_thread_buffers.get();
217 gain_t* g = tb->scratch_automation_buffer;
223 ProcessThread::pan_automation_buffer()
225 ThreadBuffers* tb = _private_thread_buffers.get();
228 pan_t** p = tb->pan_automation_buffer;