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Diffstat (limited to 'dxr3demuxdevice.c')
| -rw-r--r-- | dxr3demuxdevice.c | 674 |
1 files changed, 0 insertions, 674 deletions
diff --git a/dxr3demuxdevice.c b/dxr3demuxdevice.c deleted file mode 100644 index a0bc9f6..0000000 --- a/dxr3demuxdevice.c +++ /dev/null @@ -1,674 +0,0 @@ -/* - * dxr3demuxdevice.c - * - * Copyright (C) 2002-2004 Kai Möller - * - * This program 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 program 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 General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - * - */ - -#include <stdio.h> -#include <stdlib.h> -#include <stdint.h> -#include <unistd.h> -#include "dxr3demuxdevice.h" -#include <linux/em8300.h> -#include "dxr3log.h" -#include "dxr3pesframe.h" -#include "dxr3configdata.h" -#include "dxr3log.h" - -// ================================== -//! constructor -cDxr3DemuxDevice::cDxr3DemuxDevice(cDxr3Interface& dxr3Device) : -m_dxr3Device(dxr3Device), -m_aBuf(AUDIO_MAX_BUFFER_SIZE, AUIDO_MAX_FRAME_SIZE, m_dxr3Device), -m_vBuf(VIDEO_MAX_BUFFER_SIZE, VIDEO_MAX_FRAME_SIZE, m_dxr3Device) -{ - m_ReUseFrame = 1; - m_synchState = DXR3_DEMUX_UNSYNCHED; - m_demuxMode = DXR3_DEMUX_OFF_MODE; - m_pAudioThread = new cDxr3AudioOutThread(dxr3Device, m_aBuf); - if (!m_pAudioThread) - { - cLog::Instance() << "cDxr3DemuxDevice::cDxr3DemuxDevice: failed to allocate memory\n"; - exit(1); - } - m_pAudioThread->Start(); - - m_pVideoThread = new cDxr3VideoOutThread(dxr3Device, m_vBuf); - if (!m_pVideoThread) - { - cLog::Instance() << "cDxr3DemuxDevice::cDxr3DemuxDevice: failed to allocate memory\n"; - exit(1); - } - m_pVideoThread->Start(); - m_aDecoder.Init(); -} - -// ================================== -cDxr3DemuxDevice::cDxr3DemuxDevice() : // dummy constructor -m_dxr3Device(cDxr3Interface::Instance()), -m_aBuf(AUDIO_MAX_BUFFER_SIZE, AUIDO_MAX_FRAME_SIZE, m_dxr3Device), -m_vBuf(VIDEO_MAX_BUFFER_SIZE, VIDEO_MAX_FRAME_SIZE, m_dxr3Device) -{ - m_synchState = DXR3_DEMUX_UNSYNCHED; - m_demuxMode = DXR3_DEMUX_OFF_MODE; -} - -// ================================== -// deconstr. -cDxr3DemuxDevice::~cDxr3DemuxDevice() -{ - if (m_pVideoThread) - { - delete m_pVideoThread; - } - - if (m_pAudioThread) - { - delete m_pAudioThread; - } -} - -// ================================== -// stop demuxing process -void cDxr3DemuxDevice::Stop() -{ - m_dxr3Device.DisableVideo(); - m_dxr3Device.DisableAudio(); - m_vBuf.Clear(); - m_aBuf.Clear(); - m_vBuf.WakeUp(); - m_aBuf.WakeUp(); - m_aDecoder.Init(); - m_vBuf.WaitForReceiverStopped(); - m_aBuf.WaitForReceiverStopped(); - m_synchState = DXR3_DEMUX_UNSYNCHED; - m_demuxMode = DXR3_DEMUX_OFF_MODE; - - m_dxr3Device.PlayBlackFrame(); - m_dxr3Device.ReOpenAudio(); -} - -// ================================== -void cDxr3DemuxDevice::Resync() -{ - m_dxr3Device.DisableVideo(); - m_dxr3Device.DisableAudio(); - m_vBuf.Clear(); - m_aBuf.Clear(); - m_vBuf.WakeUp(); - m_aBuf.WakeUp(); - m_aDecoder.Init(); - m_vBuf.WaitForReceiverStopped(); - m_aBuf.WaitForReceiverStopped(); - m_synchState = DXR3_DEMUX_UNSYNCHED; - m_demuxMode = DXR3_DEMUX_OFF_MODE; -} - -// ================================== -void cDxr3DemuxDevice::Clear() -{ - m_dxr3Device.DisableVideo(); - m_dxr3Device.DisableAudio(); - m_vBuf.Clear(); - m_aBuf.Clear(); - m_vBuf.WakeUp(); - m_aBuf.WakeUp(); - m_aDecoder.Init(); - m_vBuf.WaitForReceiverStopped(); - m_aBuf.WaitForReceiverStopped(); - m_synchState = DXR3_DEMUX_UNSYNCHED; - m_demuxMode = DXR3_DEMUX_OFF_MODE; -} - -// ================================== -void cDxr3DemuxDevice::Init() -{ - m_vBuf.Clear(); - m_aBuf.Clear(); - m_synchState = DXR3_DEMUX_UNSYNCHED; - m_demuxMode = DXR3_DEMUX_OFF_MODE; - m_aDecoder.Init(); -} - -// ================================== -void cDxr3DemuxDevice::SetTvMode() -{ - m_synchState = DXR3_DEMUX_UNSYNCHED; - m_demuxMode = DXR3_DEMUX_TV_MODE; - m_aBuf.SetDemuxMode(DXR3_DEMUX_TV_MODE); - m_vBuf.SetDemuxMode(DXR3_DEMUX_TV_MODE); - m_aBuf.Start(); - m_vBuf.Start(); -} - -// ================================== -void cDxr3DemuxDevice::SetAudioOnlyMode() -{ - m_synchState = DXR3_DEMUX_UNSYNCHED; - m_demuxMode = DXR3_DEMUX_AUDIO_ONLY_MODE; - m_aBuf.SetDemuxMode(DXR3_DEMUX_REPLAY_MODE); - m_vBuf.SetDemuxMode(DXR3_DEMUX_REPLAY_MODE); - m_aBuf.Start(); - m_vBuf.Start(); -} - -// ================================== -void cDxr3DemuxDevice::SetReplayMode() -{ - if (m_demuxMode != DXR3_DEMUX_REPLAY_MODE) - { - if (m_demuxMode == DXR3_DEMUX_TRICK_MODE && m_trickState == DXR3_FREEZE) - { - m_dxr3Device.SetPlayMode(); - m_dxr3Device.SetSysClock(m_stopScr); - m_dxr3Device.EnableVideo(); - m_dxr3Device.EnableAudio(); - m_vBuf.Start(); - m_aBuf.Start(); - m_vBuf.WakeUp(); - m_aBuf.WakeUp(); - } - else - { - m_synchState = DXR3_DEMUX_UNSYNCHED; - m_aBuf.SetDemuxMode(DXR3_DEMUX_REPLAY_MODE); - m_vBuf.SetDemuxMode(DXR3_DEMUX_REPLAY_MODE); - } - } - m_demuxMode = DXR3_DEMUX_REPLAY_MODE; -} - -// ================================== -void cDxr3DemuxDevice::SetTrickMode(eDxr3TrickState trickState, int Speed) -{ - m_demuxMode = DXR3_DEMUX_TRICK_MODE; - m_trickState = trickState; - m_dxr3Device.DisableAudio(); - - if (m_demuxMode == DXR3_DEMUX_TRICK_MODE && m_trickState == DXR3_FREEZE) - { - m_stopScr = m_dxr3Device.GetSysClock(); - // m_dxr3Device.Pause(); - m_vBuf.Stop(); - m_aBuf.Stop(); - } - else - { - m_vBuf.Clear(); - m_aBuf.Clear(); - } - - m_ReUseFrame = 1;//Speed; -} - -// ================================== -void cDxr3DemuxDevice::SetVideoOnlyMode() -{ - m_demuxMode = DXR3_DEMUX_VIDEO_ONLY_MODE; - m_dxr3Device.DisableAudio(); - - if (m_demuxMode == DXR3_DEMUX_TRICK_MODE && m_trickState == DXR3_FREEZE) - { - m_stopScr = m_dxr3Device.GetSysClock(); - // m_dxr3Device.Pause(); - m_vBuf.Stop(); - m_aBuf.Stop(); - } - else - { - m_vBuf.Clear(); - m_aBuf.Clear(); - } - m_dxr3Device.SetPlayMode(); - -} - -// ================================== -void cDxr3DemuxDevice::StillPicture(const uint8_t* buf, int length) -{ - m_vBuf.Clear(); - m_aBuf.Clear(); - m_demuxMode = DXR3_DEMUX_TRICK_MODE; - m_trickState = DXR3_FREEZE; - m_dxr3Device.SingleStep(); - - cLog::Instance() << "StillPicture: len = " << length << "\n"; - - DemuxPes(buf, length); - DemuxPes(buf, length); - DemuxPes(buf, length); -} - -// ================================== -int cDxr3DemuxDevice::DemuxPes(const uint8_t* buf, int length, bool bAc3Dts) -{ - uint32_t pts = 0; - static uint32_t aPts = 0; - static uint32_t vPts = 0; - static uint32_t lastPts = 0; - static bool bPlaySuc = false; - static bool bPlayedFrame = false; - int origLength = length; - - int scr = 0; - int pcr = 0; - - scr = m_dxr3Device.GetSysClock(); - - // printf("vBuf size = %d\n", m_vBuf.Available()); - // printf("aBuf size = %d\n", m_aBuf.Available()); - /* - if (cDxr3ConfigData::Instance().GetAc3OutPut()) { - cDxr3AbsDevice::Instance().SetAudioDigitalAC3(); // !!! FIXME - } - */ - - if (m_pAudioThread->NeedResync() || m_pVideoThread->NeedResync()) - { - Resync(); - if (m_demuxMode == DXR3_DEMUX_REPLAY_MODE) - { - SetReplayMode(); - } - m_aBuf.Clear(); - m_vBuf.Clear(); - m_pAudioThread->ClearResyncRequest(); - m_pVideoThread->ClearResyncRequest(); - m_aDecoder.Reset(); - lastPts = 0; - aPts = 0; - vPts = 0; - bPlaySuc = false; - } - - if (m_demuxMode == DXR3_DEMUX_OFF_MODE) - { - m_demuxMode = DXR3_DEMUX_TV_MODE; - m_synchState = DXR3_DEMUX_UNSYNCHED; - - lastPts = 0; - aPts = 0; - vPts = 0; - bPlaySuc = false; - /* - if (cDxr3ConfigData::Instance().GetAc3OutPut()) { - cDxr3AbsDevice::Instance().SetAudioDigitalAC3(); // !!! FIXME - } - */ - } - - // find start code - try - { - cDxr3PesFrame pesFrame; - - pesFrame.ExtractNextFrame(buf, length); - - while (pesFrame.IsValid()) - { - if (pesFrame.GetEsLength() > (uint32_t) VIDEO_MAX_FRAME_SIZE) { throw (cDxr3PesFrame::PES_GENERAL_ERROR);}; - if (pesFrame.GetPts() != lastPts) - { - pts = lastPts = pesFrame.GetPts(); - } - else - { - pts = 0; - } - - if (pesFrame.GetPesDataType() == cDxr3PesFrame::PES_VIDEO_DATA) - { - // m_dxr3Device.PlayVideoFrame(pesFrame.GetEsStart(), (int) (pesFrame.GetEsLength())); - - if (m_demuxMode == DXR3_DEMUX_TRICK_MODE) - { - switch (pesFrame.GetFrameType()) - { - case I_FRAME: - cLog::Instance() << "i - frame\n"; - m_dxr3Device.SingleStep(); - bPlaySuc = true; - // if (bPlayedFrame) return length; - bPlayedFrame = true; - // usleep(30000); // otherwise there is problem with audio (driver bug?) - m_dxr3Device.SetHorizontalSize(pesFrame.GetHorizontalSize()); - m_dxr3Device.PlayVideoFrame(pesFrame.GetEsStart(), (int) (pesFrame.GetEsLength()), m_ReUseFrame); - break; - - case UNKNOWN_FRAME: - cLog::Instance() << "frame unknown\n"; - if (bPlaySuc) - { - m_dxr3Device.PlayVideoFrame(pesFrame.GetEsStart(), (int) (pesFrame.GetEsLength()), m_ReUseFrame); - } - break; - - default: - cLog::Instance() << "default frame\n"; - if (bPlaySuc) - { - m_dxr3Device.PlayVideoFrame(pesFrame.GetEsStart(), (int) (pesFrame.GetOffset()), m_ReUseFrame); - } - - bPlaySuc = false; - break; - } - - } - else if (m_demuxMode == DXR3_DEMUX_VIDEO_ONLY_MODE) - { - m_dxr3Device.PlayVideoFrame(pesFrame.GetEsStart(), (int) (pesFrame.GetEsLength())); - } - else if (m_synchState == DXR3_DEMUX_VIDEO_SYNCHED || m_synchState == DXR3_DEMUX_SYNCHED) - { - m_dxr3Device.SetHorizontalSize(pesFrame.GetHorizontalSize()); - while(!Poll(100)); - cFixedLengthFrame* pTempFrame = m_vBuf.Push(pesFrame.GetEsStart(), (int) (pesFrame.GetEsLength()), pts, ftVideo); - pTempFrame->SetAspectRatio(pesFrame.GetAspectRatio()); - - m_aBuf.WakeUp(); - - if (m_vBuf.GetFillLevel() > 5 && m_synchState != DXR3_DEMUX_SYNCHED) - { - m_synchState = DXR3_DEMUX_SYNCHED; - pcr = vPts - PRE_BUFFER_LENGTH; - m_dxr3Device.SetSysClock(pcr); - m_dxr3Device.SetPlayMode(); - m_dxr3Device.EnableVideo(); - m_dxr3Device.EnableAudio(); - m_vBuf.Start(); - m_aBuf.Start(); - } - } - else - { - if (pesFrame.GetFrameType() == I_FRAME) - { - vPts = pts; - - m_dxr3Device.SetHorizontalSize(pesFrame.GetHorizontalSize()); - cFixedLengthFrame* pTempFrame = m_vBuf.Push(pesFrame.GetEsStart(), (int) (pesFrame.GetEsLength()), pts, ftVideo); - pTempFrame->SetAspectRatio(pesFrame.GetAspectRatio()); - - if (m_synchState == DXR3_DEMUX_AUDIO_SYNCHED) - { - m_synchState = DXR3_DEMUX_SYNCHED; - } - else - { - m_synchState = DXR3_DEMUX_VIDEO_SYNCHED; - } - if (m_synchState == DXR3_DEMUX_SYNCHED) - { - if (!vPts) vPts = aPts; - if (aPts < vPts) - { - pcr = aPts - PRE_BUFFER_LENGTH; - } - else - { - pcr = vPts - PRE_BUFFER_LENGTH; - } - m_dxr3Device.SetSysClock(pcr); - m_dxr3Device.SetPlayMode(); - m_dxr3Device.EnableVideo(); - m_dxr3Device.EnableAudio(); - m_vBuf.Start(); - m_aBuf.Start(); - } - } - } - - } - else if (pesFrame.GetPesDataType() == cDxr3PesFrame::PES_AUDIO_DATA - && m_demuxMode != DXR3_DEMUX_VIDEO_ONLY_MODE - && !cDxr3ConfigData::Instance().GetAc3OutPut()) - { - if (m_synchState == DXR3_DEMUX_AUDIO_SYNCHED || m_synchState == DXR3_DEMUX_SYNCHED) - { - if (pts && m_synchState != DXR3_DEMUX_SYNCHED) - { - m_synchState = DXR3_DEMUX_SYNCHED; - pcr = aPts - PRE_BUFFER_LENGTH; - m_dxr3Device.SetSysClock(pcr); - m_dxr3Device.SetPlayMode(); - m_dxr3Device.EnableVideo(); - m_dxr3Device.EnableAudio(); - m_vBuf.Start(); - m_aBuf.Start(); - } - while(!Poll(100)); - m_aDecoder.Decode(pesFrame.GetEsStart(), (int) (pesFrame.GetEsLength()), pts, m_aBuf); - - } - else - { - if (pts) - { - aPts = pts; - - m_aDecoder.Decode(pesFrame.GetEsStart(), (int) (pesFrame.GetEsLength()), pts, m_aBuf); - - if (m_synchState == DXR3_DEMUX_VIDEO_SYNCHED) - { - m_synchState = DXR3_DEMUX_SYNCHED; - } - else - { - m_synchState = DXR3_DEMUX_AUDIO_SYNCHED; - } - if (m_synchState == DXR3_DEMUX_SYNCHED) - { - if (!vPts) vPts = aPts; - if (aPts < vPts) - { - pcr = aPts - PRE_BUFFER_LENGTH; - } - else - { - pcr = vPts - PRE_BUFFER_LENGTH; - } - m_dxr3Device.SetSysClock(pcr); - m_dxr3Device.SetPlayMode(); - m_dxr3Device.EnableVideo(); - m_dxr3Device.EnableAudio(); - m_vBuf.Start(); - m_aBuf.Start(); - } - } - } - } - else if (pesFrame.GetPesDataType() == cDxr3PesFrame::PES_PRIVATE_DATA - && m_demuxMode != DXR3_DEMUX_VIDEO_ONLY_MODE - && !cDxr3ConfigData::Instance().GetAc3OutPut() - && !bAc3Dts) - { - if (m_synchState == DXR3_DEMUX_AUDIO_SYNCHED || m_synchState == DXR3_DEMUX_SYNCHED) - { - m_aDecoder.DecodeLpcm(pesFrame.GetEsStart(), pesFrame.GetEsLength(), pts, m_aBuf); - } - else - { - if (pts) - { - aPts = pts; - m_aDecoder.DecodeLpcm(pesFrame.GetEsStart(), pesFrame.GetEsLength(), pts, m_aBuf); - - if (m_synchState == DXR3_DEMUX_VIDEO_SYNCHED) - { - m_synchState = DXR3_DEMUX_SYNCHED; - } - else - { - m_synchState = DXR3_DEMUX_AUDIO_SYNCHED; - } - if (m_synchState == DXR3_DEMUX_SYNCHED) - { - if (!vPts) vPts = aPts; - if (aPts < vPts) - { - pcr = aPts - PRE_BUFFER_LENGTH; - } - else - { - pcr = vPts - PRE_BUFFER_LENGTH; - } - m_dxr3Device.SetSysClock(pcr); - m_dxr3Device.SetPlayMode(); - m_dxr3Device.EnableVideo(); - m_dxr3Device.EnableAudio(); - m_vBuf.Start(); - m_aBuf.Start(); - } - } - } - } - else if (pesFrame.GetPesDataType() == cDxr3PesFrame::PES_PRIVATE_DATA - && m_demuxMode != DXR3_DEMUX_VIDEO_ONLY_MODE - && cDxr3ConfigData::Instance().GetAc3OutPut() - && bAc3Dts) - { - if (m_synchState == DXR3_DEMUX_AUDIO_SYNCHED || m_synchState == DXR3_DEMUX_SYNCHED) - { - m_aDecoder.DecodeAc3Dts(pesFrame.GetPesStart(), pesFrame.GetEsStart(), pesFrame.GetEsLength(), pts, m_aBuf); - } - else - { - if (pts) - { - aPts = pts; - m_aDecoder.DecodeAc3Dts(pesFrame.GetPesStart(), pesFrame.GetEsStart(), pesFrame.GetEsLength(), pts, m_aBuf); - - if (m_synchState == DXR3_DEMUX_VIDEO_SYNCHED) - { - m_synchState = DXR3_DEMUX_SYNCHED; - } - else - { - m_synchState = DXR3_DEMUX_AUDIO_SYNCHED; - } - if (m_synchState == DXR3_DEMUX_SYNCHED) - { - if (!vPts) vPts = aPts; - if (aPts < vPts) - { - pcr = aPts - PRE_BUFFER_LENGTH; - } - else - { - pcr = vPts - PRE_BUFFER_LENGTH; - } - m_dxr3Device.SetSysClock(pcr); - m_dxr3Device.SetPlayMode(); - m_dxr3Device.EnableVideo(); - m_dxr3Device.EnableAudio(); - m_vBuf.Start(); - m_aBuf.Start(); - } - } - } - - } - - if (pesFrame.IsValid()) - { - pesFrame.ExtractNextFrame(pesFrame.GetNextStart(), pesFrame.GetRemainingLength()); - } - - } - - length -= pesFrame.GetRemainingLength(); - - // if (m_demuxMode == DXR3_DEMUX_TRICK_MODE) return origLength; - return length; - } - catch (cDxr3PesFrame::ePesFrameError err) - { - dsyslog("cDxr3DemuxDevice::DemuxPes() ePesFrameError skipping data and resync"); - Resync(); - return origLength; - } - catch (cDxr3SyncBuffer::eSyncBufferException err) - { - Stop(); - return origLength; - } -} - -// ================================== -int cDxr3DemuxDevice::DemuxAudioPes(const uint8_t* buf, int length) -{ - static int syncCounter = 0; - int origLength = length; - - m_demuxMode = DXR3_DEMUX_AUDIO_ONLY_MODE; - m_aBuf.SetDemuxMode(DXR3_DEMUX_REPLAY_MODE); - m_vBuf.SetDemuxMode(DXR3_DEMUX_REPLAY_MODE); - - try - { - cDxr3PesFrame pesFrame; - - pesFrame.ExtractNextFrame(buf, length); - - while (pesFrame.IsValid()) - { - if (pesFrame.GetPesDataType() == cDxr3PesFrame::PES_PRIVATE_DATA) - { - if (m_synchState != DXR3_DEMUX_AUDIO_SYNCHED && syncCounter > 2) - { - m_synchState = DXR3_DEMUX_AUDIO_SYNCHED; - m_dxr3Device.SetPlayMode(); - m_dxr3Device.EnableVideo(); - m_dxr3Device.EnableAudio(); - m_vBuf.Start(); - m_aBuf.Start(); - } - if (m_synchState != DXR3_DEMUX_AUDIO_SYNCHED && syncCounter <= 2) - { - syncCounter++; - } - while (!m_aBuf.Poll(100)); - m_aDecoder.DecodeLpcm(pesFrame.GetEsStart(), pesFrame.GetEsLength(), 0, m_aBuf); - - } - - if (pesFrame.IsValid()) - { - pesFrame.ExtractNextFrame(pesFrame.GetNextStart(), pesFrame.GetRemainingLength()); - } - } - - length -= pesFrame.GetRemainingLength(); - - return length; - } - catch (cDxr3PesFrame::ePesFrameError err) - { - dsyslog("cDxr3DemuxDevice::DemuxAudioPes() ePesFrameError skipping data and resync"); - Stop(); - return origLength; - } -} - -// Local variables: -// mode: c++ -// c-file-style: "stroustrup" -// c-file-offsets: ((inline-open . 0)) -// indent-tabs-mode: t -// End: |