Digital File Formats What is a file format

Digital File Formats

What is a file format? A file format is a particular way that information is encoded for storage in a computer file

Multimedia Tools Powerpoint, Keynote, i. Movie

Power. Point & Keynote are slide shows. Power. Point is in Office and Keynote is in i. Works. Power. Point & Keynote

Images TIFF, GIF, JPG, BMP, PNG, PDF

Tiff File Format Name: Tiff What it stands for: Tagged image file format PC/Mac or both: TIFF works on both PC and Mac Size: biggest image file Best used for: Black and white images

GIF: used for images • • • Stands for: Graphic Interchange Format PC/Mac: Both Size: 256 color limit Best Used for: graphics, diagrams, cartoons, and logos; few colors Has a transparent background Can be animated!

JPEG Name: JPEG or JPG Stands for- Joint Photographic Experts Group PC, Mac, or both- Both Maximum size- 64 K X 64 k Used for- Image file format Most common file format

BMP Bmp=Bitmap work on PC. Size: Second largest image file format The Bitmap is best used to store images. *Old, out of date, and gets pixelated when you zoom in. *Vector vs. BMP = Vector images have smooth lines and BMP images have pixel squares when you zoom in

PNG File format name: Images What it stands for: Portable Network Graphics pc/ mac or both: PC (mostly) but can be converted for m. AC Size: vary in size - bigger than a GIF * Has a transparent background * Never pixelates so good for blowing images up

PDF 1. portable document format 2. Works on both Mac and PC 3. it saves different file types 4. Can be any size 5. Good to use because you cannot edit the original document, you can only write on top of it

Audio WMA, MP 3, MIDI, AIF, WAV, AAC

WMA - Audio - • • Windows Media Audio WMA is PC WMA is used for audio file format and file Biggest audio file format

MP 3 Name: MP 3 Stand for: Mpeg Audio Layer 3 Size: Small PC or Mac: Both * Similar to AAC

MIDI 1. MIDI 2. Musical Instrument Digital Interface 3. Both PC and Mac 4. Smallest audio file size 5. Most common way to record music 6. Can also be used to make music without playing a real instrument.

AIF - Audio Interchange File - PC and Mac - Can store music larger than an MP 3

WAV file format! audio • • WAV stands for Waveform Audio File Format. It is large (second largest audio file)and is used on a PC. It is used for music. WAV can hold many things and is a commonly used file type.

. aac Advanced Audio Coding PC and Mac Small size it is used most often on i. Pods - similar to MP 3

Video MP 4, MOV, AVI, WMV, MPEG, FLV

. mp 4 MPEG-4 Used for Mac and PC (and Linux, but no one uses that. ) Average size about 800 MB - HUGE file size Best used for watching movies *Would want to use over MPEG because it is better quality and larger.

Mov File Format Name: MOV What it stands for: Quick. Time Movie PC/Mac or both: Mac only Size: smallest with 43 gig Will open in Quicktime (even if DL from You. Tube)

AVI: used for videos • Stands for: Audio Video Interleave • PC or Mac: Both • Size: up to 4 GB - LARGEST • Best used for: can be used to help start create a DVD; contains audio and video files

WMV-Microsoft Window . WMV stands for Window Media Video. WMV is the size of several common videos. WMV is pc. A WMV is used for roots that back to early internet streaming *Not widely used - can stream in real time.

MPEG 1. MPEG stands for Motion Picture Experts Group. 2. MPEG can hold up to 24 bits and is a medium file. The maximum image size is 4095 x 30 frames/second. 3. MPEG is on both Mac and PC. 4. VERY outdated, standard on all computers.

`FLV 1, FLV 2. Flash Video 3. PC only 4. 8 gb. 5. Most You. Tube files are this