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/* avc_extended_stream_format.cpp |
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* Copyright (C) 2005 by Daniel Wagner |
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* |
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* This file is part of FreeBoB. |
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* |
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* FreeBoB is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* FreeBoB 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 |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with FreeBoB; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA. |
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*/ |
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|
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#include "avc_extended_stream_format.h" |
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#include "serialize.h" |
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#include "ieee1394service.h" |
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|
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#include <netinet/in.h> |
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|
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/////////////////////////////////////////////////////////// |
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std::ostream& operator<<( std::ostream& stream, StreamFormatInfo info ) |
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{ |
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/* stream << info.m_freq << " Hz ("; |
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if ( info.m_format ) { |
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stream << "sync "; |
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} else { |
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stream << "compound "; |
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} |
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stream << "stream, "; |
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stream << "audio channels: " << info.m_audioChannels |
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<< ", midi channels: " << info.m_midiChannels << ")"; |
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*/ |
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stream << " NbChannels " << (int)info.m_numberOfChannels << ", Format " << (int)info.m_streamFormat; |
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return stream; |
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} |
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|
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StreamFormatInfo::StreamFormatInfo() |
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: IBusData() |
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{ |
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} |
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|
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bool |
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StreamFormatInfo::serialize( IOSSerialize& se ) |
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{ |
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se.write( m_numberOfChannels, "StreamFormatInfo numberOfChannels" ); |
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se.write( m_streamFormat, "StreamFormatInfo streamFormat" ); |
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return true; |
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} |
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|
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bool |
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StreamFormatInfo::deserialize( IISDeserialize& de ) |
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{ |
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de.read( &m_numberOfChannels ); |
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de.read( &m_streamFormat ); |
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return true; |
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} |
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|
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StreamFormatInfo* |
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StreamFormatInfo::clone() const |
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{ |
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return new StreamFormatInfo( *this ); |
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} |
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|
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//////////////////////////////////////////////////////////// |
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|
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FormatInformationStreamsSync::FormatInformationStreamsSync() |
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: FormatInformationStreams() |
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, m_reserved0( 0xff ) |
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, m_samplingFrequency( eSF_DontCare ) |
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, m_rateControl( eRC_DontCare ) |
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, m_reserved1( 0xff ) |
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{ |
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} |
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|
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bool |
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FormatInformationStreamsSync::serialize( IOSSerialize& se ) |
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{ |
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se.write( m_reserved0, "FormatInformationStreamsSync reserved" ); |
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|
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// we have to clobber some bits |
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byte_t operand = ( m_samplingFrequency << 4 ) | 0x0e; |
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if ( m_rateControl == eRC_DontCare) { |
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operand |= 0x1; |
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} |
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se.write( operand, "FormatInformationStreamsSync sampling frequency and rate control" ); |
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|
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se.write( m_reserved1, "FormatInformationStreamsSync reserved" ); |
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return true; |
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} |
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|
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bool |
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FormatInformationStreamsSync::deserialize( IISDeserialize& de ) |
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{ |
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de.read( &m_reserved0 ); |
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|
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byte_t operand; |
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de.read( &operand ); |
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m_samplingFrequency = operand >> 4; |
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m_rateControl = operand & 0x01; |
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|
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de.read( &m_reserved1 ); |
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return true; |
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} |
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|
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FormatInformationStreamsSync* |
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FormatInformationStreamsSync::clone() const |
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{ |
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return new FormatInformationStreamsSync( *this ); |
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} |
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|
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//////////////////////////////////////////////////////////// |
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std::ostream& operator<<( std::ostream& stream, FormatInformationStreamsCompound info ) |
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{ |
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stream << (int)info.m_samplingFrequency << " Hz (rate control: "; |
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stream << (int)info.m_rateControl << ")" << std::endl; |
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|
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for ( FormatInformationStreamsCompound::StreamFormatInfoVector::iterator it = info.m_streamFormatInfos.begin(); |
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it != info.m_streamFormatInfos.end(); |
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++it ) |
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{ |
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StreamFormatInfo* sfi=*it; |
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stream << " > " << *sfi << std::endl; |
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} |
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return stream; |
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} |
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FormatInformationStreamsCompound::FormatInformationStreamsCompound() |
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: FormatInformationStreams() |
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, m_samplingFrequency( eSF_DontCare ) |
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, m_rateControl( eRC_DontCare ) |
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, m_numberOfStreamFormatInfos( 0 ) |
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{ |
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} |
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|
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FormatInformationStreamsCompound::~FormatInformationStreamsCompound() |
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{ |
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for ( StreamFormatInfoVector::iterator it = m_streamFormatInfos.begin(); |
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it != m_streamFormatInfos.end(); |
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++it ) |
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{ |
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delete *it; |
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} |
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} |
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bool |
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FormatInformationStreamsCompound::serialize( IOSSerialize& se ) |
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{ |
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se.write( m_samplingFrequency, "FormatInformationStreamsCompound samplingFrequency" ); |
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se.write( m_rateControl, "FormatInformationStreamsCompound rateControl" ); |
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se.write( m_numberOfStreamFormatInfos, "FormatInformationStreamsCompound numberOfStreamFormatInfos" ); |
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for ( StreamFormatInfoVector::iterator it = m_streamFormatInfos.begin(); |
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it != m_streamFormatInfos.end(); |
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++it ) |
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{ |
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( *it )->serialize( se ); |
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} |
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return true; |
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} |
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bool |
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FormatInformationStreamsCompound::deserialize( IISDeserialize& de ) |
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{ |
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de.read( &m_samplingFrequency ); |
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de.read( &m_rateControl ); |
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de.read( &m_numberOfStreamFormatInfos ); |
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for ( int i = 0; i < m_numberOfStreamFormatInfos; ++i ) { |
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StreamFormatInfo* streamFormatInfo = new StreamFormatInfo; |
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if ( !streamFormatInfo->deserialize( de ) ) { |
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return false; |
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} |
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m_streamFormatInfos.push_back( streamFormatInfo ); |
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} |
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return true; |
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} |
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|
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FormatInformationStreamsCompound* |
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FormatInformationStreamsCompound::clone() const |
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{ |
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return new FormatInformationStreamsCompound( *this ); |
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} |
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//////////////////////////////////////////////////////////// |
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FormatInformation::FormatInformation() |
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: IBusData() |
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, m_root( eFHR_Invalid ) |
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, m_level1( eFHL1_AUDIOMUSIC_DONT_CARE ) |
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, m_level2( eFHL2_AM824_DONT_CARE ) |
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, m_streams( 0 ) |
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{ |
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} |
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FormatInformation::FormatInformation( const FormatInformation& rhs ) |
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: IBusData() |
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, m_root( rhs.m_root ) |
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, m_level1( rhs.m_level1 ) |
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, m_level2( rhs.m_level2 ) |
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, m_streams( 0 ) |
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{ |
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if ( rhs.m_streams ) { |
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m_streams = dynamic_cast<FormatInformationStreams*>( rhs.m_streams->clone() ); |
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} |
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} |
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FormatInformation::~FormatInformation() |
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{ |
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delete m_streams; |
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m_streams = 0; |
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} |
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bool |
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FormatInformation::serialize( IOSSerialize& se ) |
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{ |
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if ( m_root != eFHR_Invalid ) { |
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se.write( m_root, "FormatInformation hierarchy root" ); |
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if ( m_level1 != eFHL1_AUDIOMUSIC_DONT_CARE ) { |
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se.write( m_level1, "FormatInformation hierarchy level 1" ); |
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if ( m_level2 != eFHL2_AM824_DONT_CARE ) { |
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se.write( m_level2, "FormatInformation hierarchy level 2" ); |
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} |
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} |
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} |
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if ( m_streams ) { |
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return m_streams->serialize( se ); |
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} |
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return true; |
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} |
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bool |
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FormatInformation::deserialize( IISDeserialize& de ) |
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{ |
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bool result = false; |
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delete m_streams; |
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m_streams = 0; |
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// this code just parses BeBoB replies. |
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de.read( &m_root ); |
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// just parse an audio and music hierarchy |
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if ( m_root == eFHR_AudioMusic ) { |
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de.read( &m_level1 ); |
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switch ( m_level1 ) { |
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case eFHL1_AUDIOMUSIC_AM824: |
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{ |
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// note: compound streams don't have a second level |
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de.read( &m_level2 ); |
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if (m_level2 == eFHL2_AM824_SYNC_STREAM ) { |
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m_streams = new FormatInformationStreamsSync(); |
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result = m_streams->deserialize( de ); |
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} else { |
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// anything but the sync stream workds currently. |
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printf( "could not parse format information. (format hierarchy level 2 not recognized)\n" ); |
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} |
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} |
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break; |
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case eFHL1_AUDIOMUSIC_AM824_COMPOUND: |
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{ |
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m_streams = new FormatInformationStreamsCompound(); |
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result = m_streams->deserialize( de ); |
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} |
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break; |
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default: |
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printf( "could not parse format information. (format hierarchy level 1 not recognized)\n" ); |
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} |
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} |
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return result; |
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} |
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FormatInformation* |
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FormatInformation::clone() const |
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{ |
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return new FormatInformation( *this ); |
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} |
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//////////////////////////////////////////////////////////// |
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|
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ExtendedStreamFormatCmd::ExtendedStreamFormatCmd( Ieee1394Service* service, |
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ESubFunction eSubFunction ) |
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: AVCCommand( service, AVC1394_STREAM_FORMAT_SUPPORT ) |
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, m_subFunction( eSubFunction ) |
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, m_status( eS_NotUsed ) |
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, m_indexInStreamFormat( 0 ) |
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, m_formatInformation( new FormatInformation ) |
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{ |
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UnitPlugAddress unitPlugAddress( UnitPlugAddress::ePT_PCR, 0x00 ); |
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m_plugAddress = new PlugAddress( PlugAddress::ePD_Output, PlugAddress::ePAM_Unit, unitPlugAddress ); |
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} |
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|
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ExtendedStreamFormatCmd::ExtendedStreamFormatCmd( |
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const ExtendedStreamFormatCmd& rhs ) |
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: AVCCommand( rhs ) |
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{ |
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m_subFunction = rhs.m_subFunction; |
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m_plugAddress = new PlugAddress( *rhs.m_plugAddress ); |
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m_formatInformation = |
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new FormatInformation( *rhs.m_formatInformation ); |
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} |
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|
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ExtendedStreamFormatCmd::~ExtendedStreamFormatCmd() |
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{ |
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delete m_plugAddress; |
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m_plugAddress = 0; |
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delete m_formatInformation; |
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m_formatInformation = 0; |
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} |
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|
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bool |
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ExtendedStreamFormatCmd::setPlugAddress( const PlugAddress& plugAddress ) |
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{ |
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delete m_plugAddress; |
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m_plugAddress = plugAddress.clone(); |
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return true; |
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} |
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|
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bool |
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ExtendedStreamFormatCmd::setIndexInStreamFormat( const int index ) |
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{ |
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m_indexInStreamFormat = index; |
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return true; |
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} |
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|
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bool |
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ExtendedStreamFormatCmd::serialize( IOSSerialize& se ) |
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{ |
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AVCCommand::serialize( se ); |
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se.write( m_subFunction, "ExtendedStreamFormatCmd subFunction" ); |
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m_plugAddress->serialize( se ); |
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se.write( m_status, "ExtendedStreamFormatCmd status" ); |
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if ( m_subFunction == eSF_ExtendedStreamFormatInformationCommandList ) { |
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se.write( m_indexInStreamFormat, "indexInStreamFormat" ); |
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} |
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m_formatInformation->serialize( se ); |
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return true; |
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} |
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|
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bool |
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ExtendedStreamFormatCmd::deserialize( IISDeserialize& de ) |
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{ |
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AVCCommand::deserialize( de ); |
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de.read( &m_subFunction ); |
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m_plugAddress->deserialize( de ); |
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de.read( &m_status ); |
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if ( m_subFunction == eSF_ExtendedStreamFormatInformationCommandList ) { |
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de.read( &m_indexInStreamFormat ); |
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} |
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m_formatInformation->deserialize( de ); |
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return true; |
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} |
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|
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ExtendedStreamFormatCmd::EStatus |
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ExtendedStreamFormatCmd::getStatus() |
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{ |
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EStatus status = static_cast<EStatus>( m_status ); |
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return status; |
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} |
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|
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FormatInformation* |
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ExtendedStreamFormatCmd::getFormatInformation() |
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{ |
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return m_formatInformation; |
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} |
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|
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ExtendedStreamFormatCmd::index_in_stream_format_t |
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ExtendedStreamFormatCmd::getIndex() |
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{ |
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return m_indexInStreamFormat; |
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} |
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|
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bool |
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ExtendedStreamFormatCmd::setSubFunction( ESubFunction subFunction ) |
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{ |
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m_subFunction = subFunction; |
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return true; |
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} |
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