Page 2 - Avid; INTRODUCTION
2 XF300/305 Whitepaper Avid INTRODUCTION In April 2010, Canon redefi ned the professional handheld video camera market with the launch of the XF300 and XF305 – two revolu-tionary, fi le-based video cameras; the fi rst models to use the new Full HD (high defi nition) Canon XF recording codec. Designe...
Page 3 - CMOS Sensors
3 XF300/305 Whitepaper Avid CMOS Sensors Canon possesses unrivaled expertise in the design and manufacture of CMOS imaging sensors. Canon introduced the world’s fi rst CMOS sensor for digital SLRs in 2000 with the EOS D30. With the introduction of the EOS 5D Mark II in 2008, Canon was also fi rst to...
Page 4 - KNOWING YOUR FOOTAGE; Digital Resolution; DIGITAL RESOLUTION AND ASPECT RATIOS
4 XF300/305 Whitepaper Avid KNOWING YOUR FOOTAGE Because the XF300 and XF305 shoot in a variety of HD formats, it is important to understand how the settings in the camera can directly aff ect the workfl ow that will be used for ingest and editing in an NLE system. This section will cover the follow...
Page 5 - FRAME RATES AND SHOOTING MODES; Frame rate; refers to the number of frames being recorded by a cam-; Interlaced; shooting modes (50i and 60i) use techniques developed; Progressive
5 XF300/305 Whitepaper Avid Generally, the higher number of pixels present within a frame, the higher the digital resolution. For example, a Full HD 1920 x 1080 has a higher pixel density than HD 1280 x 720, and both contain much more resolution than a standard defi nition frame at 720 x 486. FRAME ...
Page 6 - This shooting mode is typically best for shooting cinematic
6 XF300/305 Whitepaper Avid To determine which shooting mode is best to shoot with, it is critical to understand what type of medium, or destination format, the fi nal product will be broadcasted to. 24p: This shooting mode is typically best for shooting cinematic projects as this frame rate is the ...
Page 7 - Slow and Fast Motion Recording:; With this feature, users can program the; COMPRESSION
7 XF300/305 Whitepaper Avid Slow and Fast Motion Recording: The XF300 and XF305 also al- lows you to shoot in slow and fast motion modes, providing a myriad of frame rates to choose from. Shooting in a mode greater than your destination frame rate or “overcranking” will produce smooth slow motion fo...
Page 8 - CBR; , or constant bit rate compression, is used to describe an encoding; VBR; , or variable bit rate compression is an encoding method whereby
8 XF300/305 Whitepaper Avid requiring less bandwidth, and will allow for longer recording times on less storage space. Conversely, shooting at a higher bit rate will record a much more pristine image, due to less compression, but will increase bandwidth and storage needs. As the bit rate and bandwid...
Page 9 - CODECS AND FILE FORMATS; are usually designed for specifi c purposes. Some codecs
9 XF300/305 Whitepaper Avid CODECS AND FILE FORMATS An image is compressed for recording/storage and decompressed for display. This process is also referred to as “encoding” and “decoding”. Codec is an abbreviation that stands for Compressor/Decompressor or Coder/Decoder, meaning it can both encode ...
Page 10 - File format; typically refers to how information is stored on disks,
10 XF300/305 Whitepaper Avid 4:2:2 color sampling at up to 50Mbps provides ultra-fi ne graduations in tone and color and retains the highest quality image for use in post production processes such as chroma keying, color grading, advanced compositing and eff ects. File format typically refers to how...
Page 11 - RECORDING MEDIA; CF Card Capacity
11 XF300/305 Whitepaper Avid RECORDING MEDIA Flash memory has become a dominant force in the photo and video industry due to its fast read/write access times, low power require-ments, and extreme durability. Of the many types of fl ash memory media that have surfaced over the years, Compact Flash ca...
Page 12 - PORTS AND TERMINALS; Manufacturer
12 XF300/305 Whitepaper Avid As of October 2010 only the following Compact Flash (CF) cards have been tested to work with the XF300 and XF305 cameras (please check the Canon USA website for current information as these specifi cations are subject to change). PORTS AND TERMINALS The XF300 and XF305 a...
Page 13 - CONNECTING DEVICE; Plug-in and the Canon XF AMA Plug-in installed on your system.; CANON XF MEDIA
13 XF300/305 Whitepaper Avid CONNECTING DEVICE Canon XF cameras clips are recorded directly into digital fi les stored onto cost eff ective and readily available Compact Flash (CF) cards. To edit the clips the CF cards can be connected to any MAC or PC using a standard Compact Flash reader or direct...
Page 14 - Connecting the Canon XF300 or 305 Camera or CF
14 XF300/305 Whitepaper Avid You can edit directly from a fl ash card, without having to capture. You can link to a Canon XF fl ash card and reader attached to your system or copy a Canon XF fl ash card to the root of a drive. The Canon XF AMA plug-in and the Avid MXF AMA plug-in should be installed...
Page 15 - UNDERSTANDING LINKING WITH AMA
15 XF300/305 Whitepaper Avid UNDERSTANDING LINKING WITH AMA Linking lets you point to media on a device or point to the media directly on your system. The media physically resides on your system or it can reside on an external device. The device can be a camera, a card reader, an optical disk, a vir...
Page 16 - You do not need to decompose clips when you use the AMA method.; To link clips on a volume automatically with AMA:
16 XF300/305 Whitepaper Avid You do not need to decompose clips when you use the AMA method. To link clips on a volume automatically with AMA: Insert your Compact Flash card with XF300 or 305 footage captured on it into the device. The system scans the device and links the clips into a bin (based on...
Page 17 - The Browse For Folder dialog box opens.
17 XF300/305 Whitepaper Avid 1) Select File > Link to AMA Volumes. The Browse For Folder dialog box opens. 2) Navigate to the XF clips, and then click OK .