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-rw-r--r--dxr3output-audio.c138
1 files changed, 0 insertions, 138 deletions
diff --git a/dxr3output-audio.c b/dxr3output-audio.c
deleted file mode 100644
index 25f40c1..0000000
--- a/dxr3output-audio.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * dxr3output-audio.c
- *
- * Copyright (C) 2002-2004 Kai Möller
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- */
-
-#include <stdio.h>
-#include <time.h>
-#include "dxr3output.h"
-#include "dxr3audio.h"
-#include "dxr3pesframe.h"
-
-// ==================================
-const int AUDIO_OFFSET = 4500;
-#define SCR m_dxr3Device->GetSysClock()
-// ==================================
-
-// ==================================
-//! constr.
-cDxr3AudioOutThread::cDxr3AudioOutThread(cDxr3SyncBuffer& buffer) :
- cDxr3OutputThread(buffer)
-{
- SetDescription("DXR3 audio output");
-}
-
-// ==================================
-//! thread action
-void cDxr3AudioOutThread::Action()
-{
- bool resync = false;
- uint32_t pts = 0;
-
- while (Running())
- {
- pts = 0;
- cFixedLengthFrame* pNext = m_buffer.Get();
-
- if (pNext) pts = pNext->pts();
-
- if ((pts && abs((int)pts-(int)SCR) > 30000))
- {
- m_buffer.Clear();
- m_bNeedResync = true;
- }
- else if (pNext)
- {
- if (!pts || pts < SCR)
- {
- if (!pts && resync)
- {
- continue;
- }
- else
- {
- resync = false;
- }
-
- if (pts && (pts < SCR) && ((SCR - pts) > 5000))
- {
- m_dxr3Device->SetSysClock(pts + 1 * AUDIO_OFFSET);
- PlayFrame(pNext);
- if (m_buffer.IsPolled())
- {
- m_buffer.Clear();
- m_bNeedResync = true;
- }
- }
- else
- {
- PlayFrame(pNext);
- m_buffer.Pop();
- }
- }
- else
- {
- if (abs((int)pts - (int)SCR) < (AUDIO_OFFSET ))
- {
- PlayFrame(pNext);
- m_buffer.Pop();
- }
- }
- }
-
- if ((pts > SCR && abs((int)pts - (int)SCR) > AUDIO_OFFSET))
- {
- cCondWait::SleepMs(10);
- }
- }
-}
-
-void cDxr3AudioOutThread::PlayFrame(cFixedLengthFrame *frame)
-{
- // only call setup and manipulate the volume for analog audio
- if (!audioOutput->isDigitalAudio()) {
-
- // update audio context
- SampleContext ctx;
- ctx.samplerate = frame->samplerate();
- ctx.channels = frame->channels();
-
- // TODO find cause why we need this workaround
- if (ctx.samplerate != -1 && ctx.channels != -1) {
- audioOutput->setup(ctx);
- } else {
- dsyslog("[fixme] samplerate: %d channels: %d", ctx.samplerate, ctx.channels);
- }
-
- // volume changes
- audioOutput->changeVolume((short *)frame->GetData(), (size_t)frame->length());
- }
-
- audioOutput->write(frame->GetData(), frame->length());
-}
-
-#undef SCR
-
-// Local variables:
-// mode: c++
-// c-file-style: "stroustrup"
-// c-file-offsets: ((inline-open . 0))
-// tab-width: 4;
-// indent-tabs-mode: nil
-// End: