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Hi guys I'm welcome to this new election this lecture.

2
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We're still in Takhar and we want to track position and scale.

3
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Now scale is a bit different but pretty easy to use and you really need to learn it because it will

4
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give you a lot of adventures and you can really work some fancy animation with it.

5
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So let's have a look at our video clip here.

6
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You see the guy is going all way moving away from the scene in front and his becoming smaller.

7
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I think this is a very good example to use now the scale here will attach the scale to the guy.

8
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And we got some tracks and some balls maybe.

9
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And to see it's coming up.

10
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Now this movie is very big or very long.

11
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We want only to do 10 seconds but you will know that the tracking would track in the earlier panel over

12
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here.

13
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And it will track up to 24 second so we need to stop it when we finish.

14
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Let's start with Kuntar tracker.

15
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And we say track motion we have running and before because I opened the panel and we add the scale so

16
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I'm tracking the position and the scale.

17
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And of course I have to position the track on the first one I want to put on it on his head.

18
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And the second one I'm going to put on his pants here.

19
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You know the contract is very big here between the black and the gray of the road.

20
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And also for the upper part the head is also a great contrast.

21
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So it will work very fine.

22
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So what I will do I need to take this track points and put them one on top.

23
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Here you are put it in the middle.

24
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Let's make this one a bit bigger.

25
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It will work better.

26
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And then let's take the other one and put it down.

27
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Now I'm not very sure this is going to work 100 percent.

28
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Even me I have to try.

29
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So you will analyze the first one if it doesn't work you analyze it again it's no big deal.

30
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And if it doesn't work at all then change your mind before buying another one.

31
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But actually it will always change.

32
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You need some patience sometimes you know stop being looking at the keyframes moving the track points

33
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a bit concerning keyframes like we had done before.

34
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But at the end you can almost track anything provided it is not too small to be tracked.

35
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So I will analyze forward here and see exactly if it is working.

36
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So I have my first point here and second point your call.

37
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It's working until now and I want to stop it at 10 seconds.

38
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Let's see when it becomes very small.

39
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Well it's still tracking.

40
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This is not tracking very well.

41
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It's moved on the right but it's still OK.

42
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We can still use it.

43
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The head is very very good.

44
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Fine.

45
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Now we are coming to the end and everything is still fine.

46
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Good.

47
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I will stop right here.

48
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Let's go and open the you for keyframes.

49
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So if I come to the end here and select all my keyframes that are outside the work area I will just

50
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delete them that's OK for us.

51
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Now what I will do I will come to the opposition panel and enter some text.

52
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I will write arraigning

53
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is good.

54
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OK you can write anything you want.

55
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Of course now and I will position it nicely.

56
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Now the most important is the anchor point here.

57
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Be careful that good point is on the side.

58
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What that will do is to put the anchor point in the middle by pressing control alt and home after selecting

59
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the lead.

60
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Of course we start now at tracking this one.

61
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I will come to the later panel and choose my player find the tracker is here I get to say the target.

62
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Running is good.

63
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That's the text.

64
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OK.

65
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I would say OK.

66
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And of course I have to apply remember always to apply X Y.

67
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Cool.

68
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Now it's coming on top here.

69
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Let's look at what we have down there.

70
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First of all for the tracker we have two points.

71
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We have tracked point 1 and 3 point to we adjusted them.

72
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But there is nothing about scale.

73
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There is feature center feature center at that point at that point.

74
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So aftereffects is going to use the attach point information to create a certain scale and it will vary

75
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between 0 and 100 percent.

76
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Let's go back here we have our scale but it appeared on top because this is where the first flashpoint

77
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is fine.

78
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Let's go.

79
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How do you fix this one.

80
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Using the anchor point of the ladder just move it to the right or just move it down.

81
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OK that's good.

82
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So now it's in the middle let's look at it at 100 percent.

83
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It's not bad.

84
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Is in the middle.

85
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That's the select and run and see what's happening.

86
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I would go to preview and click mode.

87
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So that's pretty cool you not jumping too far.

88
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But you get the concept here.

89
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So after effect is going to use the top the track points to that use a certain animation for the scale

90
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and certain percentage for scale.

91
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Now let's add something else let's take a basketball it's not here I want to import a file and bring

92
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in a basketball here in.

93
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So that's my basketball.

94
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I'm going to take the basketball come to the beginning take the basketball and just drop it here.

95
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Good.

96
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And let's make it smaller.

97
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Here we are.

98
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Now I want to you know also track the on the basketball.

99
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I will come to truckle go to the panel choose my player.

100
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That's my lay out here.

101
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And when he says did target I will choose basketball running that Benji.

102
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Here you are.

103
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And apply same same.

104
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You will notice that the basketball came on top.

105
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I would come to the BNZ.

106
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That's the basketball side you know.

107
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And started using the anchor point to move the basket ball whatever I wanted.

108
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Let's put it here and then let's put it down over here.

109
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Just next to him.

110
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Good.

111
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Let's run and see if you have done a good job.

112
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And here you are.

113
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You have the basketball and the guy and the name aligning all together and it's pretty cool.

114
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Not just what's happening now.

115
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The basketball is too high.

116
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Maybe we want to bring it a bit lower so we'll take it and take the Antal point a bit.

117
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Let's move this up.

118
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Take the anchor point and stick it down or further and let's see what happens.

119
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So the ball is coming with his feet it's pretty nice.

120
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I could put it next to his feet but that's OK.

121
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And it's bouncing ball.

122
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So now this is how you use the scale and it's pretty easy.

123
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Didn't have to know what is the scale and how big is it or how small it is.

124
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And the you know the juice percentage is just direct with aftereffects.

125
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And this is the way to create lots of animation and lots of visual effects with aftereffects.

126
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Now of course here the wards are jumping to much what you can do.

127
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You can come to the position of the doctor here and open the motor.

128
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Let's see his mother is already open for me.

129
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This mother will just reduce the number of keyframes inside a property.

130
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So this is a special path here I would say it is.

131
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It means reduce by 5 percent or whatever.

132
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Tolerate 5 percent whatever it is and click apply not just what's going to happen in the keyframes are

133
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being reduced if I play again they will reduce if I put 10.

134
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Also now it will reduce even more.

135
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But they do work.

136
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It is not like if you reduce the keyframes it's going to be smarter.

137
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No not really.

138
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What's going to happen is the path in between keyframes will be just a bit longer and it will be you

139
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know not jumping so much in between keyframes.

140
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So here you are.

141
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This is how you scale and this how you use the tracking scale and position at the same time I see on

142
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the next lecture.

143
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And please have fun.

144
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Please go to after effects and start working on the tracking make nice things adjust this one for example

145
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and download this project and play around and see what you can do.

