Sequence Diagram For Loading a Video File From Disk (Error reading the file) for http://www.websequencediagrams.com/

SequenceDiagramForLoadingAVideoFileFromDiskErrorReadingTheFile.wsd

# Error reading the file
title Sequence Diagram For Loading a Video File From Disk (Error reading the file)
 
participant "Higher Layer (HTML page, JS)" as HigherLayer
participant "Media Player (Webkit {HTMLMediaElement, MediaPlayer, MediaPlayerPrivate}, Irisplayer)" as MediaPlayer
participant "Video pipeline(Local Disk, Demux, Decoder)" as VideoPipeline
 
HigherLayer->MediaPlayer: load()
 
note right of MediaPlayer
networkState: NETWORK_EMPTY
readyState: HAVE_NOTHING
end note
 
 
note right of MediaPlayer
networkState: NETWORK_NO_SOURCE
end note
 
MediaPlayer->VideoPipeline: Can you read the media data from the disk?
 
note right of MediaPlayer
networkState: NETWORK_LOADING
end note
 
MediaPlayer->HigherLayer: loadstart
 
note right of VideoPipeline
1. Media Player cannot read the file from the disk, or
2. The media file failed to load.
end note
 
VideoPipeline->MediaPlayer: Error reading the file from the disk.
 
note right of MediaPlayer
networkState: NETWORK_NO_SOURCE
error: MEDIA_ERR_SRC_NOT_SUPPORTED
end note
 
MediaPlayer->HigherLayer: error