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OMXAudio.cpp
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/*
* XBMC Media Center
* Copyright (c) 2002 d7o3g4q and RUNTiME
* Portions Copyright (c) by the authors of ffmpeg and xvid
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#if (defined HAVE_CONFIG_H) && (!defined WIN32)
#include "config.h"
#elif defined(_WIN32)
#include "system.h"
#endif
#include "OMXAudio.h"
#include "utils/log.h"
#define CLASSNAME "COMXAudio"
#include "linux/XMemUtils.h"
#ifndef STANDALONE
#include "guilib/AudioContext.h"
#include "settings/AdvancedSettings.h"
#include "settings/GUISettings.h"
#include "settings/Settings.h"
#include "guilib/LocalizeStrings.h"
#endif
#ifndef VOLUME_MINIMUM
#define VOLUME_MINIMUM -6000 // -60dB
#endif
#include <algorithm>
using namespace std;
#define OMX_MAX_CHANNELS 9
static enum PCMChannels OMXChannelMap[OMX_MAX_CHANNELS] =
{
PCM_FRONT_LEFT , PCM_FRONT_RIGHT,
PCM_FRONT_CENTER, PCM_LOW_FREQUENCY,
PCM_BACK_LEFT , PCM_BACK_RIGHT,
PCM_SIDE_LEFT , PCM_SIDE_RIGHT,
PCM_BACK_CENTER
};
static enum OMX_AUDIO_CHANNELTYPE OMXChannels[OMX_MAX_CHANNELS] =
{
OMX_AUDIO_ChannelLF, OMX_AUDIO_ChannelRF,
OMX_AUDIO_ChannelCF, OMX_AUDIO_ChannelLFE,
OMX_AUDIO_ChannelLR, OMX_AUDIO_ChannelRR,
OMX_AUDIO_ChannelLS, OMX_AUDIO_ChannelRS,
OMX_AUDIO_ChannelCS
};
static unsigned int WAVEChannels[OMX_MAX_CHANNELS] =
{
SPEAKER_FRONT_LEFT, SPEAKER_FRONT_RIGHT,
SPEAKER_TOP_FRONT_CENTER, SPEAKER_LOW_FREQUENCY,
SPEAKER_BACK_LEFT, SPEAKER_BACK_RIGHT,
SPEAKER_SIDE_LEFT, SPEAKER_SIDE_RIGHT,
SPEAKER_BACK_CENTER
};
static const uint16_t AC3Bitrates[] = {32, 40, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320, 384, 448, 512, 576, 640};
static const uint16_t AC3FSCod [] = {48000, 44100, 32000, 0};
static const uint16_t DTSFSCod [] = {0, 8000, 16000, 32000, 0, 0, 11025, 22050, 44100, 0, 0, 12000, 24000, 48000, 0, 0};
// Dolby 5.1 downmixing coefficients
const float downmixing_coefficients_6[16] = {
// L R
/* L */ 1, 0,
/* R */ 0, 1,
/* C */ 0.7071, 0.7071,
/* LFE */ 0.7071, 0.7071,
/* Ls */ 0.7071, 0,
/* Rs */ 0, 0.7071,
/* Lr */ 0, 0,
/* Rr */ 0, 0
};
// 7.1 downmixing coefficients
const float downmixing_coefficients_8[16] = {
// L R
/* L */ 1, 0,
/* R */ 0, 1,
/* C */ 0.7071, 0.7071,
/* LFE */ 0.7071, 0.7071,
/* Ls */ 0.7071, 0,
/* Rs */ 0, 0.7071,
/* Lr */ 0.7071, 0,
/* Rr */ 0, 0.7071
};
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
//***********************************************************************************************
COMXAudio::COMXAudio() :
m_pCallback (NULL ),
m_Initialized (false ),
m_Pause (false ),
m_CanPause (false ),
m_CurrentVolume (0 ),
m_Passthrough (false ),
m_HWDecode (false ),
m_normalize_downmix(true ),
m_BytesPerSec (0 ),
m_BufferLen (0 ),
m_ChunkLen (0 ),
m_InputChannels (0 ),
m_OutputChannels (0 ),
m_downmix_channels(0 ),
m_BitsPerSample (0 ),
m_omx_clock (NULL ),
m_av_clock (NULL ),
m_external_clock (false ),
m_setStartTime (false ),
m_SampleSize (0 ),
m_first_frame (true ),
m_LostSync (true ),
m_SampleRate (0 ),
m_eEncoding (OMX_AUDIO_CodingPCM),
m_extradata (NULL ),
m_extrasize (0 ),
m_visBufferLength (0 ),
m_last_pts (DVD_NOPTS_VALUE)
{
}
COMXAudio::~COMXAudio()
{
if(m_Initialized)
Deinitialize();
}
bool COMXAudio::Initialize(IAudioCallback* pCallback, const CStdString& device, enum PCMChannels *channelMap,
COMXStreamInfo &hints, OMXClock *clock, EEncoded bPassthrough, bool bUseHWDecode,
bool boostOnDownmix, long initialVolume)
{
m_HWDecode = false;
m_Passthrough = false;
if(bPassthrough != IAudioRenderer::ENCODED_NONE)
{
m_Passthrough = true;
SetCodingType(hints.codec);
}
else if(bUseHWDecode)
{
m_HWDecode = CanHWDecode(hints.codec);
}
else
{
SetCodingType(AV_CODEC_ID_PCM_S16LE);
}
SetClock(clock);
if(hints.extrasize > 0 && hints.extradata != NULL)
{
m_extrasize = hints.extrasize;
m_extradata = (uint8_t *)malloc(m_extrasize);
memcpy(m_extradata, hints.extradata, hints.extrasize);
}
return Initialize(pCallback, device, hints.channels, channelMap, hints.channels, hints.samplerate, hints.bitspersample, false, boostOnDownmix, false, bPassthrough, initialVolume);
}
bool COMXAudio::Initialize(IAudioCallback* pCallback, const CStdString& device, int iChannels, enum PCMChannels *channelMap, unsigned int downmixChannels, unsigned int uiSamplesPerSec, unsigned int uiBitsPerSample, bool bResample, bool boostOnDownmix, bool bIsMusic, EEncoded bPassthrough, long initialVolume)
{
std::string deviceuse;
if(device == "hdmi") {
deviceuse = "hdmi";
} else {
deviceuse = "local";
}
if(!m_dllAvUtil.Load())
return false;
m_Passthrough = false;
if(bPassthrough != IAudioRenderer::ENCODED_NONE)
m_Passthrough =true;
m_drc = 0;
memset(&m_wave_header, 0x0, sizeof(m_wave_header));
#ifndef STANDALONE
bool bAudioOnAllSpeakers(false);
g_audioContext.SetupSpeakerConfig(iChannels, bAudioOnAllSpeakers, bIsMusic);
if(bPassthrough)
{
g_audioContext.SetActiveDevice(CAudioContext::DIRECTSOUND_DEVICE_DIGITAL);
} else {
g_audioContext.SetActiveDevice(CAudioContext::DIRECTSOUND_DEVICE);
}
m_CurrentVolume = g_settings.m_nVolumeLevel;
#else
m_CurrentVolume = initialVolume;
#endif
m_downmix_channels = downmixChannels;
m_normalize_downmix = !boostOnDownmix;
m_InputChannels = iChannels;
m_remap.Reset();
OMX_INIT_STRUCTURE(m_pcm_output);
m_OutputChannels = 2;
m_pcm_output.nChannels = m_OutputChannels;
m_pcm_output.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
m_pcm_output.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
m_pcm_output.eChannelMapping[2] = OMX_AUDIO_ChannelMax;
OMX_INIT_STRUCTURE(m_pcm_input);
m_pcm_input.nChannels = m_OutputChannels;
m_pcm_input.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
m_pcm_input.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
m_pcm_input.eChannelMapping[2] = OMX_AUDIO_ChannelMax;
m_wave_header.Format.nChannels = m_OutputChannels;
m_wave_header.dwChannelMask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT;
// set the input format, and get the channel layout so we know what we need to open
enum PCMChannels *outLayout = m_remap.SetInputFormat (iChannels, channelMap, uiBitsPerSample / 8, uiSamplesPerSec);;
if (!m_Passthrough && channelMap && outLayout)
{
/* setup output channel map */
m_OutputChannels = 0;
int ch = 0, map;
int chan = 0;
while(outLayout[ch] != PCM_INVALID && chan < OMX_AUDIO_MAXCHANNELS)
{
for(map = 0; map < OMX_MAX_CHANNELS; ++map)
{
if (outLayout[ch] == OMXChannelMap[map])
{
m_pcm_output.eChannelMapping[chan] = OMXChannels[map];
chan++;
break;
}
}
++ch;
}
m_OutputChannels = chan;
/* setup input channel map */
for (chan=0; chan < OMX_AUDIO_MAXCHANNELS; chan++)
m_pcm_input.eChannelMapping[chan] = OMX_AUDIO_ChannelNone;
ch = 0;
map = 0;
chan = 0;
while(channelMap[ch] != PCM_INVALID && chan < iChannels)
{
for(map = 0; map < OMX_MAX_CHANNELS; ++map)
{
if (channelMap[ch] == OMXChannelMap[map])
{
m_pcm_input.eChannelMapping[chan] = OMXChannels[map];
m_wave_header.dwChannelMask |= WAVEChannels[map];
chan++;
break;
}
}
++ch;
}
}
// set the m_pcm_output parameters
m_pcm_output.eNumData = OMX_NumericalDataSigned;
m_pcm_output.eEndian = OMX_EndianLittle;
m_pcm_output.bInterleaved = OMX_TRUE;
m_pcm_output.nBitPerSample = uiBitsPerSample;
m_pcm_output.ePCMMode = OMX_AUDIO_PCMModeLinear;
m_pcm_output.nChannels = m_OutputChannels;
m_pcm_output.nSamplingRate = uiSamplesPerSec;
m_SampleRate = uiSamplesPerSec;
m_BitsPerSample = uiBitsPerSample;
m_BufferLen = m_BytesPerSec = uiSamplesPerSec * (uiBitsPerSample >> 3) * m_InputChannels;
m_BufferLen *= AUDIO_BUFFER_SECONDS;
m_ChunkLen = 6144;
//m_ChunkLen = 2048;
m_wave_header.Samples.wValidBitsPerSample = uiBitsPerSample;
m_wave_header.Samples.wSamplesPerBlock = 0;
m_wave_header.Format.nChannels = m_InputChannels;
m_wave_header.Format.nBlockAlign = m_InputChannels * (uiBitsPerSample >> 3);
m_wave_header.Format.wFormatTag = WAVE_FORMAT_PCM;
m_wave_header.Format.nSamplesPerSec = uiSamplesPerSec;
m_wave_header.Format.nAvgBytesPerSec = m_BytesPerSec;
m_wave_header.Format.wBitsPerSample = uiBitsPerSample;
m_wave_header.Samples.wValidBitsPerSample = uiBitsPerSample;
m_wave_header.Format.cbSize = 0;
m_wave_header.SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
//m_SampleSize = (m_pcm_output.nChannels * m_pcm_output.nBitPerSample * m_pcm_output.nSamplingRate)>>3;
m_SampleSize = (m_pcm_input.nChannels * m_pcm_output.nBitPerSample * m_pcm_output.nSamplingRate)>>3;
m_pcm_input.eNumData = OMX_NumericalDataSigned;
m_pcm_input.eEndian = OMX_EndianLittle;
m_pcm_input.bInterleaved = OMX_TRUE;
m_pcm_input.nBitPerSample = uiBitsPerSample;
m_pcm_input.ePCMMode = OMX_AUDIO_PCMModeLinear;
m_pcm_input.nChannels = m_InputChannels;
m_pcm_input.nSamplingRate = uiSamplesPerSec;
PrintPCM(&m_pcm_input);
PrintPCM(&m_pcm_output);
OMX_ERRORTYPE omx_err = OMX_ErrorNone;
std::string componentName = "";
componentName = "OMX.broadcom.audio_render";
if(!m_omx_render.Initialize(componentName, OMX_IndexParamAudioInit))
return false;
OMX_CONFIG_BRCMAUDIODESTINATIONTYPE audioDest;
OMX_INIT_STRUCTURE(audioDest);
strncpy((char *)audioDest.sName, device.c_str(), strlen(device.c_str()));
omx_err = m_omx_render.SetConfig(OMX_IndexConfigBrcmAudioDestination, &audioDest);
if (omx_err != OMX_ErrorNone)
return false;
componentName = "OMX.broadcom.audio_decode";
if(!m_omx_decoder.Initialize(componentName, OMX_IndexParamAudioInit))
return false;
if(!m_Passthrough)
{
componentName = "OMX.broadcom.audio_mixer";
if(!m_omx_mixer.Initialize(componentName, OMX_IndexParamAudioInit))
return false;
}
if(m_Passthrough)
{
OMX_CONFIG_BOOLEANTYPE boolType;
OMX_INIT_STRUCTURE(boolType);
boolType.bEnabled = OMX_TRUE;
omx_err = m_omx_decoder.SetParameter(OMX_IndexParamBrcmDecoderPassThrough, &boolType);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize - Error OMX_IndexParamBrcmDecoderPassThrough 0x%08x", omx_err);
//printf("OMX_IndexParamBrcmDecoderPassThrough omx_err(0x%08x)\n", omx_err);
return false;
}
}
// set up the number/size of buffers
OMX_PARAM_PORTDEFINITIONTYPE port_param;
OMX_INIT_STRUCTURE(port_param);
port_param.nPortIndex = m_omx_decoder.GetInputPort();
omx_err = m_omx_decoder.GetParameter(OMX_IndexParamPortDefinition, &port_param);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize error get OMX_IndexParamPortDefinition omx_err(0x%08x)\n", omx_err);
return false;
}
port_param.format.audio.eEncoding = m_eEncoding;
port_param.nBufferSize = m_ChunkLen;
port_param.nBufferCountActual = m_BufferLen / m_ChunkLen;
omx_err = m_omx_decoder.SetParameter(OMX_IndexParamPortDefinition, &port_param);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize error set OMX_IndexParamPortDefinition omx_err(0x%08x)\n", omx_err);
return false;
}
if(m_HWDecode)
{
OMX_AUDIO_PARAM_PORTFORMATTYPE formatType;
OMX_INIT_STRUCTURE(formatType);
formatType.nPortIndex = m_omx_decoder.GetInputPort();
formatType.eEncoding = m_eEncoding;
omx_err = m_omx_decoder.SetParameter(OMX_IndexParamAudioPortFormat, &formatType);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize error OMX_IndexParamAudioPortFormat omx_err(0x%08x)\n", omx_err);
return false;
}
}
if(m_av_clock == NULL)
{
/* no external clock set. generate one */
m_external_clock = false;
m_av_clock = new OMXClock();
if(!m_av_clock->OMXInitialize(false, true))
{
delete m_av_clock;
m_av_clock = NULL;
CLog::Log(LOGERROR, "COMXAudio::Initialize error creating av clock\n");
return false;
}
}
m_omx_clock = m_av_clock->GetOMXClock();
m_omx_tunnel_clock.Initialize(m_omx_clock, m_omx_clock->GetInputPort(), &m_omx_render, m_omx_render.GetInputPort()+1);
omx_err = m_omx_tunnel_clock.Establish(false);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize m_omx_tunnel_clock.Establish\n");
return false;
}
if(!m_external_clock)
{
omx_err = m_omx_clock->SetStateForComponent(OMX_StateExecuting);
if (omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize m_omx_clock.SetStateForComponent\n");
return false;
}
}
/*
m_pcm_output.nPortIndex = m_omx_render.GetInputPort();
omx_err = m_omx_render.SetParameter(OMX_IndexParamAudioPcm, &m_pcm_output);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize OMX_IndexParamAudioPcm omx_err(0x%08x)\n", omx_err);
return false;
}
*/
omx_err = m_omx_decoder.AllocInputBuffers();
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize - Error alloc buffers 0x%08x", omx_err);
return false;
}
if(!m_Passthrough)
{
m_omx_tunnel_decoder.Initialize(&m_omx_decoder, m_omx_decoder.GetOutputPort(), &m_omx_mixer, m_omx_mixer.GetInputPort());
omx_err = m_omx_tunnel_decoder.Establish(false);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize - Error m_omx_tunnel_decoder.Establish 0x%08x", omx_err);
return false;
}
omx_err = m_omx_decoder.SetStateForComponent(OMX_StateExecuting);
if(omx_err != OMX_ErrorNone) {
CLog::Log(LOGERROR, "COMXAudio::Initialize - Error setting OMX_StateExecuting 0x%08x", omx_err);
return false;
}
m_omx_tunnel_mixer.Initialize(&m_omx_mixer, m_omx_mixer.GetOutputPort(), &m_omx_render, m_omx_render.GetInputPort());
omx_err = m_omx_tunnel_mixer.Establish(false);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize - Error m_omx_tunnel_decoder.Establish 0x%08x", omx_err);
return false;
}
omx_err = m_omx_mixer.SetStateForComponent(OMX_StateExecuting);
if(omx_err != OMX_ErrorNone) {
CLog::Log(LOGERROR, "COMXAudio::Initialize - Error setting OMX_StateExecuting 0x%08x", omx_err);
return false;
}
}
else
{
m_omx_tunnel_decoder.Initialize(&m_omx_decoder, m_omx_decoder.GetOutputPort(), &m_omx_render, m_omx_render.GetInputPort());
omx_err = m_omx_tunnel_decoder.Establish(false);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize - Error m_omx_tunnel_decoder.Establish 0x%08x", omx_err);
return false;
}
omx_err = m_omx_decoder.SetStateForComponent(OMX_StateExecuting);
if(omx_err != OMX_ErrorNone) {
CLog::Log(LOGERROR, "COMXAudio::Initialize - Error setting OMX_StateExecuting 0x%08x", omx_err);
return false;
}
}
omx_err = m_omx_render.SetStateForComponent(OMX_StateExecuting);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize - Error setting OMX_StateExecuting 0x%08x", omx_err);
return false;
}
if(m_eEncoding == OMX_AUDIO_CodingPCM)
{
OMX_BUFFERHEADERTYPE *omx_buffer = m_omx_decoder.GetInputBuffer();
if(omx_buffer == NULL)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize - buffer error 0x%08x", omx_err);
return false;
}
omx_buffer->nOffset = 0;
omx_buffer->nFilledLen = sizeof(m_wave_header);
if(omx_buffer->nFilledLen > omx_buffer->nAllocLen)
{
CLog::Log(LOGERROR, "COMXAudio::Initialize - omx_buffer->nFilledLen > omx_buffer->nAllocLen");
return false;
}
memset((unsigned char *)omx_buffer->pBuffer, 0x0, omx_buffer->nAllocLen);
memcpy((unsigned char *)omx_buffer->pBuffer, &m_wave_header, omx_buffer->nFilledLen);
omx_buffer->nFlags = OMX_BUFFERFLAG_CODECCONFIG | OMX_BUFFERFLAG_ENDOFFRAME;
omx_err = m_omx_decoder.EmptyThisBuffer(omx_buffer);
if (omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "%s::%s - OMX_EmptyThisBuffer() failed with result(0x%x)\n", CLASSNAME, __func__, omx_err);
return false;
}
}
else if(m_HWDecode)
{
// send decoder config
if(m_extrasize > 0 && m_extradata != NULL)
{
OMX_BUFFERHEADERTYPE *omx_buffer = m_omx_decoder.GetInputBuffer();
if(omx_buffer == NULL)
{
CLog::Log(LOGERROR, "%s::%s - buffer error 0x%08x", CLASSNAME, __func__, omx_err);
return false;
}
omx_buffer->nOffset = 0;
omx_buffer->nFilledLen = m_extrasize;
if(omx_buffer->nFilledLen > omx_buffer->nAllocLen)
{
CLog::Log(LOGERROR, "%s::%s - omx_buffer->nFilledLen > omx_buffer->nAllocLen", CLASSNAME, __func__);
return false;
}
memset((unsigned char *)omx_buffer->pBuffer, 0x0, omx_buffer->nAllocLen);
memcpy((unsigned char *)omx_buffer->pBuffer, m_extradata, omx_buffer->nFilledLen);
omx_buffer->nFlags = OMX_BUFFERFLAG_CODECCONFIG | OMX_BUFFERFLAG_ENDOFFRAME;
omx_err = m_omx_decoder.EmptyThisBuffer(omx_buffer);
if (omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "%s::%s - OMX_EmptyThisBuffer() failed with result(0x%x)\n", CLASSNAME, __func__, omx_err);
return false;
}
}
}
m_Initialized = true;
m_setStartTime = true;
m_first_frame = true;
m_last_pts = DVD_NOPTS_VALUE;
SetCurrentVolume(m_CurrentVolume);
CLog::Log(LOGDEBUG, "COMXAudio::Initialize Ouput bps %d samplerate %d channels %d device %s buffer size %d bytes per second %d passthrough %d hwdecode %d",
(int)m_pcm_output.nBitPerSample, (int)m_pcm_output.nSamplingRate, (int)m_pcm_output.nChannels, deviceuse.c_str(), m_BufferLen, m_BytesPerSec, m_Passthrough, m_HWDecode);
CLog::Log(LOGDEBUG, "COMXAudio::Initialize Input bps %d samplerate %d channels %d device %s buffer size %d bytes per second %d passthrough %d hwdecode %d",
(int)m_pcm_input.nBitPerSample, (int)m_pcm_input.nSamplingRate, (int)m_pcm_input.nChannels, deviceuse.c_str(), m_BufferLen, m_BytesPerSec, m_Passthrough, m_HWDecode);
return true;
}
//***********************************************************************************************
bool COMXAudio::Deinitialize()
{
if(!m_Initialized)
return true;
if(!m_external_clock && m_av_clock != NULL)
m_av_clock->OMXStop();
m_omx_tunnel_decoder.Flush();
if(!m_Passthrough)
m_omx_tunnel_mixer.Flush();
m_omx_tunnel_clock.Flush();
m_omx_tunnel_clock.Deestablish();
if(!m_Passthrough)
m_omx_tunnel_mixer.Deestablish();
m_omx_tunnel_decoder.Deestablish();
m_omx_decoder.FlushInput();
m_omx_render.Deinitialize();
if(!m_Passthrough)
m_omx_mixer.Deinitialize();
m_omx_decoder.Deinitialize();
m_Initialized = false;
m_BytesPerSec = 0;
m_BufferLen = 0;
if(!m_external_clock && m_av_clock != NULL)
{
delete m_av_clock;
m_av_clock = NULL;
m_external_clock = false;
}
m_omx_clock = NULL;
m_av_clock = NULL;
m_Initialized = false;
m_LostSync = true;
m_HWDecode = false;
if(m_extradata)
free(m_extradata);
m_extradata = NULL;
m_extrasize = 0;
m_dllAvUtil.Unload();
m_setStartTime = true;
m_first_frame = true;
m_last_pts = DVD_NOPTS_VALUE;
return true;
}
void COMXAudio::Flush()
{
if(!m_Initialized)
return;
m_omx_decoder.FlushInput();
m_omx_tunnel_decoder.Flush();
if(!m_Passthrough)
m_omx_tunnel_mixer.Flush();
//m_setStartTime = true;
m_last_pts = DVD_NOPTS_VALUE;
m_LostSync = true;
//m_first_frame = true;
}
//***********************************************************************************************
bool COMXAudio::Pause()
{
if (!m_Initialized)
return -1;
if(m_Pause) return true;
m_Pause = true;
m_omx_decoder.SetStateForComponent(OMX_StatePause);
return true;
}
//***********************************************************************************************
bool COMXAudio::Resume()
{
if (!m_Initialized)
return -1;
if(!m_Pause) return true;
m_Pause = false;
m_omx_decoder.SetStateForComponent(OMX_StateExecuting);
return true;
}
//***********************************************************************************************
bool COMXAudio::Stop()
{
if (!m_Initialized)
return -1;
Flush();
m_Pause = false;
return true;
}
//***********************************************************************************************
long COMXAudio::GetCurrentVolume() const
{
return m_CurrentVolume;
}
//***********************************************************************************************
void COMXAudio::Mute(bool bMute)
{
if(!m_Initialized)
return;
if (bMute)
SetCurrentVolume(VOLUME_MINIMUM);
else
SetCurrentVolume(m_CurrentVolume);
}
//***********************************************************************************************
bool COMXAudio::SetCurrentVolume(long nVolume)
{
if(!m_Initialized || m_Passthrough)
return false;
m_CurrentVolume = nVolume;
if((m_downmix_channels == 6 || m_downmix_channels == 8) &&
m_OutputChannels == 2)
{
// Convert from millibels to amplitude ratio
double r = pow(10, nVolume / 2000.0);
const float* coeff = NULL;
switch(m_downmix_channels)
{
case 6:
coeff = downmixing_coefficients_6;
break;
case 8:
coeff = downmixing_coefficients_8;
break;
default:
assert(0);
}
if(m_normalize_downmix)
{
double sum_L = 0;
double sum_R = 0;
for(size_t i = 0; i < 16; ++i)
{
if(i & 1)
sum_R += coeff[i];
else
sum_L += coeff[i];
}
r /= max(sum_L, sum_R);
}
OMX_CONFIG_BRCMAUDIODOWNMIXCOEFFICIENTS mix;
OMX_INIT_STRUCTURE(mix);
mix.nPortIndex = m_omx_mixer.GetInputPort();
static_assert(sizeof(mix.coeff)/sizeof(mix.coeff[0]) == 16,
"Unexpected OMX_CONFIG_BRCMAUDIODOWNMIXCOEFFICIENTS::coeff length");
for(size_t i = 0; i < 16; ++i)
mix.coeff[i] = static_cast<unsigned int>(0x10000 * (coeff[i] * r));
OMX_ERRORTYPE omx_err =
m_omx_mixer.SetConfig(OMX_IndexConfigBrcmAudioDownmixCoefficients, &mix);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "%s::%s - error setting OMX_IndexConfigBrcmAudioDownmixCoefficients, error 0x%08x\n",
CLASSNAME, __func__, omx_err);
return false;
}
}
else
{
OMX_AUDIO_CONFIG_VOLUMETYPE volume;
OMX_INIT_STRUCTURE(volume);
volume.nPortIndex = m_omx_render.GetInputPort();
volume.sVolume.nValue = nVolume;
OMX_ERRORTYPE omx_err =
m_omx_render.SetConfig(OMX_IndexConfigAudioVolume, &volume);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "%s::%s - error setting OMX_IndexConfigAudioVolume, error 0x%08x\n",
CLASSNAME, __func__, omx_err);
return false;
}
}
return true;
}
//***********************************************************************************************
unsigned int COMXAudio::GetSpace()
{
int free = m_omx_decoder.GetInputBufferSpace();
return free;
}
unsigned int COMXAudio::AddPackets(const void* data, unsigned int len)
{
return AddPackets(data, len, 0, 0);
}
//***********************************************************************************************
unsigned int COMXAudio::AddPackets(const void* data, unsigned int len, double dts, double pts)
{
if(!m_Initialized) {
CLog::Log(LOGERROR,"COMXAudio::AddPackets - sanity failed. no valid play handle!");
return len;
}
if (!m_Passthrough && m_pCallback)
{
unsigned int mylen = std::min(len, sizeof m_visBuffer);
memcpy(m_visBuffer, data, mylen);
m_visBufferLength = mylen;
}
if(m_eEncoding == OMX_AUDIO_CodingDTS && m_LostSync && (m_Passthrough || m_HWDecode))
{
int skip = SyncDTS((uint8_t *)data, len);
if(skip > 0)
return len;
}
if(m_eEncoding == OMX_AUDIO_CodingDDP && m_LostSync && (m_Passthrough || m_HWDecode))
{
int skip = SyncAC3((uint8_t *)data, len);
if(skip > 0)
return len;
}
unsigned int demuxer_bytes = (unsigned int)len;
uint8_t *demuxer_content = (uint8_t *)data;
OMX_ERRORTYPE omx_err;
OMX_BUFFERHEADERTYPE *omx_buffer = NULL;
while(demuxer_bytes)
{
// 200ms timeout
omx_buffer = m_omx_decoder.GetInputBuffer(200);
if(omx_buffer == NULL)
{
CLog::Log(LOGERROR, "COMXAudio::Decode timeout\n");
//printf("COMXAudio::Decode timeout\n");
return len;
}
omx_buffer->nOffset = 0;
omx_buffer->nFlags = 0;
omx_buffer->nFilledLen = (demuxer_bytes > omx_buffer->nAllocLen) ? omx_buffer->nAllocLen : demuxer_bytes;
memcpy(omx_buffer->pBuffer, demuxer_content, omx_buffer->nFilledLen);
/*
if (m_SampleSize > 0 && pts != DVD_NOPTS_VALUE && !(omx_buffer->nFlags & OMX_BUFFERFLAG_TIME_UNKNOWN) && !m_Passthrough && !m_HWDecode)
{
pts += ((double)omx_buffer->nFilledLen * DVD_TIME_BASE) / m_SampleSize;
}
printf("ADec : pts %f omx_buffer 0x%08x buffer 0x%08x number %d\n",
(float)pts / AV_TIME_BASE, omx_buffer, omx_buffer->pBuffer, (int)omx_buffer->pAppPrivate);
*/
uint64_t val = (uint64_t)(pts == DVD_NOPTS_VALUE) ? 0 : pts;
if(m_setStartTime)
{
omx_buffer->nFlags = OMX_BUFFERFLAG_STARTTIME;
m_setStartTime = false;
m_last_pts = pts;
}
else
{
if(pts == DVD_NOPTS_VALUE)
{
omx_buffer->nFlags = OMX_BUFFERFLAG_TIME_UNKNOWN;
m_last_pts = pts;
}
else if (m_last_pts != pts)
{
if(pts > m_last_pts)
m_last_pts = pts;
else
omx_buffer->nFlags = OMX_BUFFERFLAG_TIME_UNKNOWN;;
}
else if (m_last_pts == pts)
{
omx_buffer->nFlags = OMX_BUFFERFLAG_TIME_UNKNOWN;
}
}
omx_buffer->nTimeStamp = ToOMXTime(val);
demuxer_bytes -= omx_buffer->nFilledLen;
demuxer_content += omx_buffer->nFilledLen;
if(demuxer_bytes == 0)
omx_buffer->nFlags |= OMX_BUFFERFLAG_ENDOFFRAME;
int nRetry = 0;
while(true)
{
omx_err = m_omx_decoder.EmptyThisBuffer(omx_buffer);
if (omx_err == OMX_ErrorNone)
{
break;
}
else
{
CLog::Log(LOGERROR, "%s::%s - OMX_EmptyThisBuffer() failed with result(0x%x)\n", CLASSNAME, __func__, omx_err);
nRetry++;
}
if(nRetry == 5)
{
CLog::Log(LOGERROR, "%s::%s - OMX_EmptyThisBuffer() finaly failed\n", CLASSNAME, __func__);
//printf("%s::%s - OMX_EmptyThisBuffer() finaly failed\n", CLASSNAME, __func__);
return 0;
}
}
if(m_first_frame)
{
m_first_frame = false;
//m_omx_render.WaitForEvent(OMX_EventPortSettingsChanged);
m_omx_render.DisablePort(m_omx_render.GetInputPort(), false);
if(!m_Passthrough)
{
m_omx_mixer.DisablePort(m_omx_mixer.GetOutputPort(), false);
m_omx_mixer.DisablePort(m_omx_mixer.GetInputPort(), false);
}
m_omx_decoder.DisablePort(m_omx_decoder.GetOutputPort(), false);
if(!m_Passthrough)
{
if(m_HWDecode)
{
OMX_INIT_STRUCTURE(m_pcm_input);
m_pcm_input.nPortIndex = m_omx_decoder.GetOutputPort();
omx_err = m_omx_decoder.GetParameter(OMX_IndexParamAudioPcm, &m_pcm_input);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::AddPackets error GetParameter 1 omx_err(0x%08x)\n", omx_err);
}
}
/* setup mixer input */
m_pcm_input.nPortIndex = m_omx_mixer.GetInputPort();
omx_err = m_omx_mixer.SetParameter(OMX_IndexParamAudioPcm, &m_pcm_input);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::AddPackets error SetParameter 1 omx_err(0x%08x)\n", omx_err);
}
omx_err = m_omx_mixer.GetParameter(OMX_IndexParamAudioPcm, &m_pcm_input);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::AddPackets error GetParameter 2 omx_err(0x%08x)\n", omx_err);
}
/* setup mixer output */
m_pcm_output.nPortIndex = m_omx_mixer.GetOutputPort();
omx_err = m_omx_mixer.SetParameter(OMX_IndexParamAudioPcm, &m_pcm_output);
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXAudio::AddPackets error SetParameter 1 omx_err(0x%08x)\n", omx_err);
}