// LoggingConsumerAddOn.cpp // e.moon 4jun99 #include "LoggingConsumer.h" #include "LoggingConsumerAddOn.h" #include #include #include #include // logfile path const char* const g_pLogPath = "/tmp/node_log"; // instantiation function extern "C" _EXPORT BMediaAddOn* make_media_addon(image_id image) { return new LoggingConsumerAddOn(image); } // -------------------------------------------------------- // // ctor/dtor // -------------------------------------------------------- // LoggingConsumerAddOn::~LoggingConsumerAddOn() { PRINT(("~LoggingConsumerAddOn()\n")); } LoggingConsumerAddOn::LoggingConsumerAddOn(image_id image) : BMediaAddOn(image) {} // -------------------------------------------------------- // // BMediaAddOn impl // -------------------------------------------------------- // status_t LoggingConsumerAddOn::InitCheck( const char** out_failure_text) { return B_OK; } int32 LoggingConsumerAddOn::CountFlavors() { return 1; } status_t LoggingConsumerAddOn::GetFlavorAt( int32 n, const flavor_info** out_info) { if(n) return B_ERROR; flavor_info* pInfo = new flavor_info; pInfo->internal_id = n; pInfo->name = "LoggingConsumer"; pInfo->info = "An add-on version of the LoggingConsumer node.\n" "See the Be Developer Newsletter III.18: 5 May, 1999\n" "adapted by Eric Moon (4 June, 1999)"; pInfo->kinds = B_BUFFER_CONSUMER | B_CONTROLLABLE; pInfo->flavor_flags = 0; pInfo->possible_count = 0; pInfo->in_format_count = 1; media_format* pFormat = new media_format; pFormat->type = B_MEDIA_UNKNOWN_TYPE; pInfo->in_formats = pFormat; pInfo->out_format_count = 0; pInfo->out_formats = 0; *out_info = pInfo; return B_OK; } BMediaNode* LoggingConsumerAddOn::InstantiateNodeFor( const flavor_info* info, BMessage* config, status_t* out_error) { // initialize log file entry_ref ref; get_ref_for_path(g_pLogPath, &ref); LoggingConsumer* pNode = new LoggingConsumer(ref, this); // trim down the log's verbosity a touch pNode->SetEnabled(LOG_HANDLE_EVENT, false); return pNode; } status_t LoggingConsumerAddOn::GetConfigurationFor( BMediaNode* your_node, BMessage* into_message) { // no config yet return B_OK; } // END -- LoggingConsumerAddOn.cpp