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Film 3F28 > Mid-Term 2 > Flashcards

Mid-Term 2 Flashcards

1
Q

What are the problems with analog videos?

A

Could not be copied over and over, could not be edited in a non-liner workflow, analog could not be compressed, often looks worse.

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2
Q

What does codec mean?

A

Compression and decompression.

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3
Q

Define digital video?

A

A coded numerical representation of the image in front of the camera (digital refers to digits).

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4
Q

What form do the binary digits in digital videos take the form of on blu-reys?

A

Bumps and pits.

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5
Q

What are the 4 steps of converting analog to digital?

A

Anti-Aliasing, Sampling, Quantization, Coding.

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6
Q

Define anti-aliasing.

A

When the lens takes the image and reflects it onto a pixel board, the light is then transduced into electricity.

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7
Q

True or false, anti-aliasing is still analog?

A

True.

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8
Q

Define sampling.

A

Breaking up the signal into a component signal.

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9
Q

Define quantization.

A

Changing signals into a binary code.

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10
Q

Define coding.

A

The 1 and 0s get represented as North and South Poles on a hard drive or bumps and pits on a DVD.

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11
Q

What does 74 MHz equal?

A

74 million samples per second.

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12
Q

What is the luminance?

A

The yellow in a component signal.

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13
Q

What is the colour difference?

A

The red-yellow and blue-yellow in a component signal.

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14
Q

What is the sampling scheme?

A

4:2:2

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15
Q

How many levels are in 8-bit?

A

255.

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16
Q

Define sampling rate?

A

How many times you’re “cutting up” the signal, e.g. 74 MHz.

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17
Q

Define component signal.

A

3 additive primarys get transformed into Y, R-Y, B-Y.

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18
Q

Define bit depth.

A

How many bits are assigned to a sample.

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19
Q

What does SMPTE stand for?

A

Society of Motion Picture and Television Engirneers.

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20
Q

What does SMPTE do?

A

Comes up with specific tech info.

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21
Q

What does EEC stand for?

A

Electronic Editing Corporation.

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22
Q

What is the EEC known for?

A

Adapting a time code telemetry system rom NASA that counts 30 frames per. second.

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23
Q

True or false, every frame has a unique code with SMPTE time code?

A

True.

24
Q

What does EDL stand for?

A

Edit Decision List.

25
Q

What is the significance of having a unique code on each frame?

A

Gives universibility and portability.

26
Q

How many frames per second on black and white TV?

A

30.

27
Q

How many frames per second on colour TV?

A

29.97.

28
Q

Define colour burst?

A

Decoding signal used in TV.

29
Q

What is Drop Frame Time-Code?

A

Dropping numbers in the time code (29.97).

30
Q

Which frames are dropped in Drop Frame Time-Code?

A

00 + 01 (frames) every minute except for the top of every 10 minutes.

31
Q

Define V.I.T.C.

A

Vertical Interval Time-Code, the time it takes to get back to the top of the frame when scanning the lines.

32
Q

Define B.I.T.C.

A

Burned In Time-Code, when the time-code appears on the frame.

33
Q

Define record run.

A

Time-code stops with the camera.

34
Q

Define free run.

A

Time-code with time of day.

35
Q

What are the two editing aesthetics?

A

Continuity and dynamic.

36
Q

Define continuity editing.

A

Most popular, invisible editing.

37
Q

Define dynamic editing.

A

Calls attention to itself.

38
Q

Define SMPTE Time-Code.

A

A system of synching with a unique address in the form of hours , minutes and seconds.

39
Q

How can you tell the difference between Non-Drop Frame and Drop Frame Time-Codes?

A

00:00:00

00;00;00

40
Q

Define source record mode.

A

Primary editing mode (source window right, timeline below).

41
Q

Define timeline.

A

Series of horizontal tracks, with a vertical hierarchy.

42
Q

Define audio key frame.

A

Mark a point in time in an audio track (also known as rubber banding).

43
Q

Define ingest.

A

Brining the footage in an transcoding or consolidating it.

44
Q

Define transcoding.

A

Changing the media, e.g. changing the compression.

45
Q

Define consolidating.

A

Moving it to the designated hard drive.

46
Q

Define an overwrite edit.

A

An edit that replaces the footage.

47
Q

Define a splice in.

A

An edit that moves footage.

48
Q

Describe the Panasonic AF100.

A

A Camera with a 4/3 inch sensor. The school has an adaptor that attaches vintage nikon lenses.

49
Q

Define a bin.

A

Area to collect and organize footage.

50
Q

Define a sequence.

A

How the clips are arranged in the timeline (the records).

51
Q

In Avid, what does “j” do?

A

Plays it backwards.

52
Q

In Avid, what does “k” do?

A

Plays it forwards.

53
Q

In Avid, what does “l” do?

A

Starts and stops.

54
Q

In Avid, what does “i” do?

A

Starts in point.

55
Q

In Avid, what does “o” do?

A

Starts out point.

Film 3F28 (3 decks)

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