Difference between revisions of "Video-Editing-using-Blender/C2/Basic-Video-Editing/English"
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* '''Linux''' users can open the compiled '''Blender''' file using the '''terminal'''. | * '''Linux''' users can open the compiled '''Blender''' file using the '''terminal'''. | ||
− | * '''Windows''' users can double click on the '''Blender''' application. | + | * '''Windows''' users can double click on the '''Blender''' application to open it. |
|- | |- | ||
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|| Click on '''File, Open''' to open the saved '''blender''' project. | || Click on '''File, Open''' to open the saved '''blender''' project. | ||
− | The '''Blender File View''' | + | The '''Blender File View''' dialog box opens. |
I have saved the '''blender''' project in my '''Videos''' folder. | I have saved the '''blender''' project in my '''Videos''' folder. | ||
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|- | |- | ||
|| Cursor on the cut region. | || Cursor on the cut region. | ||
− | || Both audio and video clips are cut at this position. | + | || Both audio and video clips are cut at this position below. |
The cut option is called as '''blade''' in blender manual. | The cut option is called as '''blade''' in blender manual. | ||
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|- | |- | ||
|| Point to the handle on the video in the strip. | || Point to the handle on the video in the strip. | ||
− | || The short white region is the handle which will allow us to resize | + | || The short white region is the handle which will allow us to resize or trim. |
|- | |- | ||
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|| Select the right video strip, left click and hold. | || Select the right video strip, left click and hold. | ||
|| Select the video clip on the right side. | || Select the video clip on the right side. | ||
− | |||
− | |||
Left click and hold to see a four direction arrow. | Left click and hold to see a four direction arrow. | ||
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|| The gap between the audio clip is unchanged. | || The gap between the audio clip is unchanged. | ||
− | Hence, press '''Control Z''' to revert or undo the change | + | Hence, press '''Control Z''' to revert or undo the change. |
|- | |- | ||
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Soft knife tool K | Soft knife tool K | ||
+ | |||
Hard cut Shift+K | Hard cut Shift+K | ||
+ | |||
Remove gaps Backspace | Remove gaps Backspace | ||
+ | |||
Play video Spacebar | Play video Spacebar | ||
+ | |||
Grab handle G | Grab handle G | ||
+ | |||
Mute audio or video H | Mute audio or video H | ||
+ | |||
Unmute Alt+H | Unmute Alt+H | ||
+ | |||
|| Knowledge of shortcut keys are useful and essential for video editing. | || Knowledge of shortcut keys are useful and essential for video editing. | ||
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|- | |- | ||
− | || '''Slide Number | + | || '''Slide Number 9 & 10''' |
'''Summary''' | '''Summary''' | ||
|| Now let's summarize. In this tutorial, we, | || Now let's summarize. In this tutorial, we, | ||
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|- | |- | ||
− | || '''Slide Number | + | || '''Slide Number 11''' |
'''Assignment''' | '''Assignment''' | ||
|| For assignment activity, please do the following. | || For assignment activity, please do the following. | ||
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|- | |- | ||
− | || '''Slide Number | + | || '''Slide Number 12''' |
'''Assignment''' | '''Assignment''' | ||
− | + | https://commons.wikimedia.org/wiki | |
+ | /File:Annual_Sea_Ice_Minimum_1979-2013_with_Area_Graph.ogv | ||
− | + | || | |
− | + | * The file provided for assignment is downloaded from the site shown here. | |
− | You may also use a video of your choice | + | * You may also use a video of your choice. |
|- | |- | ||
− | || '''Slide Number | + | || '''Slide Number 13''' |
'''Spoken Tutorial Project''' | '''Spoken Tutorial Project''' | ||
|| This video summarises the '''Spoken Tutorial''' Project. | || This video summarises the '''Spoken Tutorial''' Project. | ||
Line 422: | Line 428: | ||
|- | |- | ||
− | || '''Slide Number | + | || '''Slide Number 14''' |
'''Spoken Tutorial workshops''' | '''Spoken Tutorial workshops''' | ||
|| We | || We | ||
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|- | |- | ||
− | || '''Slide Number | + | || '''Slide Number 15''' |
'''Forum for specific questions:''' | '''Forum for specific questions:''' | ||
|| Please post your timed queries in this forum. | || Please post your timed queries in this forum. | ||
|- | |- | ||
− | || '''Slide Number | + | || '''Slide Number 16''' |
'''Acknowledgement''' | '''Acknowledgement''' | ||
− | || '''Spoken Tutorial''' Project is funded by '''MHRD, Government of India'''. | + | || '''Spoken Tutorial''' Project is funded by NMEICT'''MHRD, Government of India'''. |
|- | |- |
Latest revision as of 12:28, 10 November 2020
Visual Cue | Narration |
Slide Number 1
Title Slide |
Welcome to the tutorial on Basic Video Editing using Blender. |
Slide Number 2
Learning Objectives |
In this tutorial, we will learn the following.
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Slide Number 3
Learning Objectives |
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Slide Number 4
System and Software Requirement |
To record this tutorial, I am using
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Slide Number 5
Pre-requisites |
To follow this tutorial,
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Slide Number 6
Code files |
* Files used in this tutorial are provided in the Code files link.
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Slide Number 7
Opening blender |
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Open blender interface. | I have opened the Blender interface. |
Click on File, Open. | Click on File, Open to open the saved blender project.
The Blender File View dialog box opens. I have saved the blender project in my Videos folder. |
From the Videos folder, choose first.blend file.
Click on Open. |
From the Videos folder, choose firstproject.blend file and click on the Open button. |
Show opened project. | The video editing interface opens with the media strips in the Sequencer panel. |
Place the cursor between the sequencer scroll bar and the menu below. | Place the cursor between the sequencer scroll bar and the menu below.
The cursor shows a two direction arrow. |
Hold and pull it up. | Hold and pull it up to show the time panel. |
Hover mouse on the three menus. | Notice the three menu options on the interface.
They are on the top, in the sequencer and in the time panel. |
Hover mouse on the three menus. | When you practice, watch closely which menu is being used.
I will not mention them separately. |
Resize the time panel and lower it to earlier position. | I will revert and resize the panels on the interface. |
Click on the green audio strip. | Click on the green audio strip in the sequencer panel to select it. |
Click on View, Waveform Displaying and choose Waveform on. | Click on View from the options and select Waveform Displaying.
From the sub-menu options, choose Waveform on. |
Cursor on the waveform. | The audio wave is displayed on the strip.
This is useful while editing videos since the audio waves are visible. |
Place the cursor on the time information line (playhead). | Let’s zoom into the video strip.
Place the cursor on the video strip, in the sequencer panel. |
Using mouse scroll zoom in the video. | Use mouse scroll wheel to zoom into the video. |
Use lower scroll bar to show scroll. | Use the scroll bar seen below the panel, to scroll left or right as seen here. |
Hover the Cursor at the 34 seconds mark. | Notice that there is no audio for about 4 seconds. |
Cursor on the empty audio region. | Video also has an error in this part and I want to delete this section. |
Place the playhead around the 34 seconds mark and left click. | Place the playhead or cursor around the 34 seconds mark.
Playhead can be moved using the sequencer header. |
Click on the video strip. | First, let’s select more than one strip.
Click on the video strip to select it. |
Hold down the shift key and click on the audio strip. | Hold down the shift key and click on the audio strip.
Notice the subtle color change in both strips when it is selected. |
Press the K key. | Press K to cut the video and the audio.
This is called a soft cut. |
Cursor on the cut region. | Both audio and video clips are cut at this position below.
The cut option is called as blade in blender manual. |
Move the playhead by 3-4 seconds. | Now move the playhead to about 38 seconds as seen here.
Make sure that both the strips are selected. |
Press Shift+K. | Press Shift and K keys together to cut the video.
This is called a hard cut. |
Cursor next to the cut regions. | Now we have 3 video and 3 audio clips. |
Hover mouse next to the short video clip between 34-38 seconds. | I want to delete the middle sections in the video and audio clip. |
Select the cut part of the video and audio to be deleted. | Select both the middle cut clips. |
Press Delete. | Press Delete to delete them as seen here. |
Cursor on the gap. | I will demonstrate the difference between, hard cut, soft cut and trim options. |
Select the video clip on the left side and click on the right end of the clip. | Select the video clip on the left side.
Click on the right end of this clip. |
Point to the handle on the video in the strip. | The short white region is the handle which will allow us to resize or trim. |
Left click, Hold and drag it to the right over the gap. | Click, hold and drag on the right end of this clip as seen here. |
Move the playhead to this region. | Move the playhead over this region.
Notice the cut part of the video appearing. |
Leave the handle in the initial position. | I will revert and leave it in the position as before.
Notice the four direction arrow, while moving the clip. |
Choose the right side video clip. | Choose the right side video clip. |
Click on the left end of the clip.
Hold and drag to left over the gap. |
Click on the left end of the clip.
Hold and drag to the left over the gap. |
Show the frame repeat. | Now the last frame repeats on the end.
Due to the hard cut, the information on the cut frames is lost. |
Leave the handle in the initial position. | I will revert and leave it in the position as before.
Next, let’s learn the trim option. |
Select the video clip on the left side and click on the right end of the clip. | Select the video clip on the left side.
Click on the right end of this clip. |
Hold and drag it to the left a little. | Hold and drag it to the left a little. |
Move cursor and show the empty video preview. | The video in that region gets hidden. It does not get deleted. |
Click on the arrow, hold and drag to right to revert. | This is the trim option.
We can recover the video by clicking on the arrow, and dragging it to the right. I will leave it as it was before. |
Cursor on the sequencer panel. | Pause the video and practice the following. |
Move the cursor position towards the beginning of the video. | Move the playhead position towards the beginning of the video. |
Cursor on the beginning of the video. | Notice, the first 3 seconds of the video can be trimmed. |
Demonstrate to trim the beginning of the video. | Practice the trim option here. |
Cursor on the gap. | We can fill or remove the gap between the clips in different ways. |
Select the right video strip, left click and hold. | Select the video clip on the right side.
Left click and hold to see a four direction arrow. |
Move towards right till it touches the video strip on the left. | Move towards left, till it touches the video strip on the left. |
Show overlap the video clips. | Let’s move the video clip firther, to overlap on the left side strip.
Try to overlap the right video on the left video. |
Show the jump of the right clip from overlap. | The program automatically pushes the clip to the right of the left clip. |
Show gap in audio strip.
Press Control Z. |
The gap between the audio clip is unchanged.
Hence, press Control Z to revert or undo the change. |
Place the playhead on the gap. | Place the playhead on the gap. |
Right click to open context menu. Click on Remove gaps. | Right click to open the context menu.
Click on the remove gaps option. Notice the gaps removed in audio and video. |
Pause the video and practice the following. | |
Place the playhead on the left side clip.
Right click to open the context menu. Choose insert gaps. |
Place the playhead on the clip on the left side.
Practice to insert gaps and also remove the gaps. |
Slide Number 8
Shortcut keys Soft knife tool K Hard cut Shift+K Remove gaps Backspace Play video Spacebar Grab handle G Mute audio or video H Unmute Alt+H |
Knowledge of shortcut keys are useful and essential for video editing.
Few shortcuts are shown here. Please study them. |
Press Control+S. | Press Control S to save the project. |
Click on FIle, Quit. | Click on FIle, Quit to quit Blender. |
Slide Number 9 & 10
Summary |
Now let's summarize. In this tutorial, we,
|
Slide Number 11
Assignment |
For assignment activity, please do the following.
Using the edit.webm video file provided in the code files link,
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Slide Number 12
Assignment https://commons.wikimedia.org/wiki /File:Annual_Sea_Ice_Minimum_1979-2013_with_Area_Graph.ogv |
|
Slide Number 13
Spoken Tutorial Project |
This video summarises the Spoken Tutorial Project.
Please download and watch it. |
Slide Number 14
Spoken Tutorial workshops |
We
Please write to us. |
Slide Number 15
Forum for specific questions: |
Please post your timed queries in this forum. |
Slide Number 16
Acknowledgement |
Spoken Tutorial Project is funded by NMEICTMHRD, Government of India. |
This is Rani from IIT Bombay. Thank you for joining. |