Articles
Post Production Ask The Experts
N/A Its a familiar scenario: A client calls with an urgent transfer request. It may be a movie sourced at 23.98PsF that needs conversion for broadcast, and the client needs an HD version at 1080 50i with Dolby E audio and an SD program at 625 50i with PCM audio, as well. Or perhaps the content was shot at 1080 59.94i, but the client needs a 720 59.94p version for transmission. Or, maybe the client wants to replay a 1980s SD program series on a new HD channel. These jobs can become unexpectedly complex and time-consuming if content arrives in a less-than-ideal state.
Tags: iss052 | snell | scanning | 23.98psf | conversion | dolby e | pcm audio | blu-ray compression | dvd | mixed cadence | Dolby Guard-Band Alignment | stereoscopic 3D | N/A
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Why do poorly composed 3D stereoscopic images give headache and eye-strain problems
N/A The brain is used to being able to fuse the two separate views of the world seen from each eye into a 3D perceived scene. However we have a closed-loop system and the eye muscles constantly pull convergence and focus depending on the region of interest.
Tags: 3d stereoscopic | 3d diaries | cel-soft | white balance | gamma | 5 axis camera alignment | 3d | iss041 | N/A
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HD Camera Measurements and getting the most out of your camera
N/A Image quality all starts with the correct alignment of the camera which is used to capture the scene either on location or in the studio. The conversion of light into electrical signals involves many processes which can affect the quality of the image. Understanding these various adjustments that are necessary, using a suitable camera chart and waveform monitor are critical in ensuring a high quality image and preventing mistakes from occurring mistakes that are costly to fix in the post production process.
Tags: hd camera | test and measurement | iss026 | camera measurements | alignment | engineer | technician | white shading | cameraman | wratten neutral density filter | tektronix | N/A
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