Tham khảo tài liệu 'using actionscript in flash-p3', công nghệ thông tin, đồ họa - thiết kế - flash phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Media classes The media classes provide playback control of sound and video in a SWF file as well as access to the user s microphone and camera if they are installed. These classes are located in the Built-in Classes Media directory in the Actions toolbox. Class Description Camera The Camera class provides access to the user s camera if one is installed. When used with Flash Communication Server MX your SWF file can capture broadcast and record images and video from a user s camera. See Camera class in Flash ActionScript Language Reference. Microphone The Microphone class provides access to the user s microphone if one is installed. When used with Flash Communication Server MX your SWF file can broadcast and record audio from a user s microphone. See Microphone class in Flash ActionScript Language Reference. NetConnection The NetConnection class is used to establish a local streaming connection for playing a Flash Video FLV file from an HTTP address or from the local file system. For more information see NetConnection class in Flash ActionScript Language Reference. For more information on playing FLV files over the Internet see About playing back external FLV files dynamically in Using Flash. NetStream The NetStream class is used to control playback of FLV files. For more information see NetStream class in Flash ActionScript Language Reference. For more information on playing FLV files over the Internet see About playing back external FLV files dynamically on page 183. Sound The Sound class provides control over sounds in a SWF file. For more information see Sound class in Flash ActionScript Language Reference. For an example of using the Sound class to create volume and balance controllers see Creating sound controls on page 189. Video The Video class is used to show video objects in a SWF file. See Video class in Flash ActionScript Language Reference. Overview of built-in classes 201 Movie classes The movie classes provide control over most visual elements in a .
