void export_multistream_content( const media_multistream_format& f, ExportContext& context) { context.beginContent(); // write flags context.beginElement(MediaFormatIO::s_multistream_flags_tag); export_multistream_flags_attr(f.flags, context); context.endElement(); // write format-specific info if(f.format == media_multistream_format::B_VID) { context.beginElement(MediaFormatIO::s_multistream_vid_info_tag); export_multistream_vid_info_attr(f.u.vid, context); context.endElement(); } else if(f.format == media_multistream_format::B_AVI) { context.beginElement(MediaFormatIO::s_multistream_avi_info_tag); export_multistream_avi_info_attr(f.u.avi, context); context.beginContent(); export_multistream_avi_info_content(f.u.avi, context); context.endElement(); } }
void export_raw_video_content( const media_raw_video_format& f, ExportContext& context) { context.beginContent(); context.beginElement(MediaFormatIO::s_video_display_info_tag); export_video_display_info_attr(f.display, context); context.endElement(); }
void export_multistream_avi_info_content( media_multistream_format::avi_info f, ExportContext& context) { context.beginContent(); for(uint16 n = 0; n < f.type_count; ++n) write_media_type(f.types[n], context); }
void export_encoded_video_content( const media_encoded_video_format& f, ExportContext& context) { context.beginContent(); context.beginElement(MediaFormatIO::s_raw_video_tag); export_raw_video_attr(f.output, context); context.endElement(); }
void write_media_type( media_type t, ExportContext& context) { context.beginElement(MediaFormatIO::s_media_type_tag); context.beginContent(); switch(t) { case B_MEDIA_NO_TYPE: context.writeString("B_MEDIA_NO_TYPE"); break; case B_MEDIA_UNKNOWN_TYPE: context.writeString("B_MEDIA_UNKNOWN_TYPE"); break; case B_MEDIA_RAW_AUDIO: context.writeString("B_MEDIA_RAW_AUDIO"); break; case B_MEDIA_RAW_VIDEO: context.writeString("B_MEDIA_RAW_VIDEO"); break; case B_MEDIA_VBL: context.writeString("B_MEDIA_VBL"); break; case B_MEDIA_TIMECODE: context.writeString("B_MEDIA_TIMECODE"); break; case B_MEDIA_MIDI: context.writeString("B_MEDIA_MIDI"); break; case B_MEDIA_TEXT: context.writeString("B_MEDIA_TEXT"); break; case B_MEDIA_HTML: context.writeString("B_MEDIA_HTML"); break; case B_MEDIA_MULTISTREAM: context.writeString("B_MEDIA_MULTISTREAM"); break; case B_MEDIA_PARAMETERS: context.writeString("B_MEDIA_PARAMETERS"); break; case B_MEDIA_ENCODED_AUDIO: context.writeString("B_MEDIA_ENCODED_AUDIO"); break; case B_MEDIA_ENCODED_VIDEO: context.writeString("B_MEDIA_ENCODED_VIDEO"); break; default: { BString val; val << (uint32)t; context.writeString(val); } } context.endElement(); }
void export_encoded_audio_content( const media_encoded_audio_format& f, ExportContext& context) { context.beginContent(); context.beginElement(MediaFormatIO::s_raw_audio_tag); export_raw_audio_attr(f.output, context); #if B_BEOS_VERSION > B_BEOS_VERSION_4_5 export_multi_audio_info_attr(f.multi_info, context); #endif context.endElement(); }
void FlatMessageIO::xmlExportContent( ExportContext& context) const { context.beginContent(); // convert message to base64 ASSERT(m_message); ssize_t flatSize = m_message->FlattenedSize(); ASSERT(flatSize); char* flatData = new char[flatSize]; status_t err = m_message->Flatten(flatData, flatSize); ASSERT(err == B_OK); // make plenty of room for encoded content (encode_base64 adds newlines) ssize_t base64Size = ((flatSize * 3) / 2); char* base64Data = new char[base64Size]; ssize_t base64Used = encode_base64(base64Data, flatData, flatSize); base64Data[base64Used] = '\0'; // write the data const char* pos = base64Data; while(*pos) { ssize_t chunk = 0; const char* nextBreak = strchr(pos, '\n'); if(!nextBreak) chunk = strlen(pos); else chunk = nextBreak - pos; context.writeString(context.indentString()); context.writeString(pos, chunk); context.writeString("\n"); pos += chunk; if(*pos == '\n') ++pos; } // clean up delete [] flatData; delete [] base64Data; }
void ConnectionIO::xmlExportContent( ExportContext& context) const { context.beginContent(); // write output { context.beginElement(_OUTPUT_ELEMENT); context.beginContent(); // describe the node // LiveNodeIO nodeIO( // m_manager, // dynamic_cast<NodeSetIOContext*>(&context), // m_outputNode); context.writeObject(m_outputNodeIO); // context.beginElement(_LIVE_NODE_ELEMENT); // if(m_outputNodeKey.Length()) { // context.writeAttr("key", m_outputNodeKey); // } // else { // _write_simple("name", m_outputNodeName.String(), context); // _write_node_kinds(m_outputNodeKind, context); // } // context.endElement(); // _LIVE_NODE_ELEMENT // describe the output _write_simple("name", m_outputName.String(), context); if(m_outputFormat.type > B_MEDIA_UNKNOWN_TYPE) { MediaFormatIO io(m_outputFormat); context.writeObject(&io); } context.endElement(); // _OUTPUT_ELEMENT } // write input { context.beginElement(_INPUT_ELEMENT); context.beginContent(); // describe the node // LiveNodeIO nodeIO( // m_manager, // dynamic_cast<NodeSetIOContext*>(&context), // m_inputNode); context.writeObject(m_inputNodeIO); // context.beginElement(_LIVE_NODE_ELEMENT); // if(m_inputNodeKey.Length()) { // context.writeAttr("key", m_inputNodeKey); // } // else { // _write_simple("name", m_inputNodeName.String(), context); // _write_node_kinds(m_inputNodeKind, context); // } // context.endElement(); // _LIVE_NODE_ELEMENT // describe the input _write_simple("name", m_inputName.String(), context); if(m_inputFormat.type > B_MEDIA_UNKNOWN_TYPE) { MediaFormatIO io(m_inputFormat); context.writeObject(&io); } context.endElement(); // _INPUT_ELEMENT } // write requested format if(m_requestedFormat.type > B_MEDIA_UNKNOWN_TYPE) { MediaFormatIO io(m_requestedFormat); BString comment = "\n"; comment << context.indentString(); comment << "<!-- initial requested format -->"; context.writeString(comment); context.writeObject(&io); } }
void NodeKey::xmlExportContent( ExportContext& context) const { context.beginContent(); context.writeString(content); }
void RouteAppNodeManager::xmlExportContent( ExportContext& context) const { status_t err; try { NodeSetIOContext& nodeSet = dynamic_cast<NodeSetIOContext&>(context); context.beginContent(); // write nodes; enumerate connections typedef map<uint32,Connection> connection_map; connection_map connections; int count = nodeSet.countNodes(); for(int n = 0; n < count; ++n) { media_node_id id = nodeSet.nodeAt(n); ASSERT(id != media_node::null.node); // fetch node NodeRef* ref; err = getNodeRef(id, &ref); if(err < B_OK) { D_SETTINGS(( "! RouteAppNodeManager::xmlExportContent():\n" " getNodeRef(%ld) failed: '%s'\n", id, strerror(err))); continue; } // fetch connections vector<Connection> conSet; ref->getInputConnections(conSet); ref->getOutputConnections(conSet); for(uint32 c = 0; c < conSet.size(); ++c) // non-unique connections will be rejected: connections.insert( connection_map::value_type(conSet[c].id(), conSet[c])); // create an IO object for the node & write it DormantNodeIO io(ref, nodeSet.keyAt(n)); if(context.writeObject(&io) < B_OK) // abort return; } // write connections for(connection_map::const_iterator it = connections.begin(); it != connections.end(); ++it) { ConnectionIO io( &(*it).second, this, &nodeSet); if(context.writeObject(&io) < B_OK) // abort return; } // +++++ write groups // write UI state { BMessage m; nodeSet.exportUIState(&m); context.beginElement(_UI_STATE_ELEMENT); context.beginContent(); MessageIO io(&m); context.writeObject(&io); context.endElement(); } } catch(bad_cast& e) { context.reportError("RouteAppNodeManager: expected a NodeSetIOContext\n"); } }