Opening Video Files and Image Sequences In Photoshop Extended, you can open video files and image sequences using the Open command from the File menu in the formats listed in the table b
Trang 1Opening Video Files and Image Sequences
In Photoshop Extended, you can open video
files and image sequences using the Open
command from the File menu in the formats
listed in the table below Video layers can
con-tain files with the following color modes and
bits per channel (bpc):
◆ Grayscale 8, 16, or 32 bpc
◆ RGB 8, 16, or 32 bpc
◆ CMYK 8 or 16 bpc
◆ Lab 8 or 16 bpc
MPEG-1 Uses the Moving Picture Experts Group (MPEG) format; a video format with quality slightly
below the quality of conventional VCR videos
MPEG-4 Uses the Moving Picture Experts Group (MPEG) format; a video format that transmits over a
narrower bandwidth and can mix video with text, graphics and 2-D and 3-D animation layers.
MOV Uses the QuickTime (MOV) format; a video and animation format developed by Apple Inc
AVI Uses the Audio Video Interleave (AVI) format; a video format developed by Microsoft for
storing video and audio information.
FLV Uses the Adobe Flash Video (FLV) format from QuickTime; supported with Flash 8 installed
MPEG-2 Uses the Moving Picture Experts Group (MPEG) format; a video format with quality equal to
TV standards, including NTSC, and even HDTV; supported with an MPEG-2 encoder installed.
BMP Uses the Bitmap format; an image format.
Dicom Uses the DICOM (Digital Imaging and Communications in Medicine) format; an image format
used for the transfer and storage of medical images, such as ultrasounds
JPEG Uses the JPEG (Joint Photographic Experts Group) format; an image format that uses
a compression method to reduce the size of image files primarily for the Web
OpenEXR Uses the HDR (High Dynamic Range) format; a film format used to produce images for use
in motion picture production.
PNG Uses the PNG (Portable Network Graphics) format; an image format used to save images
for the Web Supports up to 16 million colors and 256 levels of transparency
PSD Uses the PSD (Photoshop) format, which saves layers, channels, notes, and color profiles.
Targa Uses the Targa format; an image format for high-end image editing on the Windows platform.
TIFF Uses a TIFF (Tagged-Image File Format) format; an image format commonly used for
printing and saving flattened images without losing quality.
Cineon Uses the Cineon Digital Film System format; a digital format developed by Kodak Supported
with the plug-in installed.
JPEG 2000 Uses an advanced JPEG format; an image format that produces images with better
compression and quality for use on the Web or in print; supported with the plug-in installed.
Video and Image Sequence Formats
Trang 2If you want to add video to a document, you can create a new video layer in Photoshop Extended You can create a video layer from a file,
or create a blank one and add a video file to it later If you want to open
a video later, you can use the Open command from the File menu
Photoshop opens a variety of video files and image sequences You can even play the video with sound by either clicking Alt (Win) or Option (Mac) when you hit the Play button, or toggle the sound icon on the bottom of the panel
Creating a Video
Layer
Create a Video Layer
Open a document
Select the Animation panel.
◆ Click the Window menu, and
then click Animation.
To switch to Timeline view, click
the Convert to Timeline Animation
button
Click the Layer menu, point to
Video Layers, and then click the
layer type you want:
◆ From File Click New Video
Layer from File, select a video
or image sequence, and then
click Open.
◆ Blank Click New Blank Video
Layer.
If you want to open a video file
and add it to a layer, click the File
menu, click Open, select the video
file you want to open, and then
click Open.
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New video layer
Did You Know?
You can create a still frame from a
video layer If you want a still image
from a video, you can rasterize the
video layer, creating a flattened
com-posite of the current frame Select the
video layer you want, move the
play-back head to the frame you want, click
the Layer menu, point to Rasterize, and
then click Video or Layer
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Video on the video layer
Trang 3After you insert a video layer, you can modify it in Photoshop Extended using the Animation panel in Timeline view You can zoom in and out to display the Timeline the way you want, and then drag the playhead, also known as the current-time indicator, to the time or frame number
in the video where you want to start your modifications You can change the start and stop points (also known as In and Out points), trim frames, add a fade-in or fade-out, or add animation using keyframes A keyframe defines the location of a property change to the video layer
When you set at least two keyframes that change properties, such as position, opacity, or style, you create animation
Modifying a Video
Layer
Modify a Video Layer Duration
Open a document with a video
Select the Animation panel.
◆ Click the Window menu, and
then click Animation.
To switch to Timeline view, click
the Convert to Timeline Animation
button
Use any of the following methods
to change the duration of the
video:
◆ Start and End Work Area Point
to the ends of the work area
bar, and then drag to change
the position
◆ In and Out Points Point to the
beginning or end of the layer
duration bar (cursor changes to
a double-arrow), and then drag
to change the points
◆ Move duration Point to the
duration bar, and then drag to
move the duration to start and
stop at a new position
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In point (resizing) 3
Did You Know?
You can delete a section of video In
the Animation panel in Timeline view,
drag the ends of the work area bar to
select the footage you want to delete,
click the Animation Options button, and
then click Lift Work Area
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Trang 4Use Keyframes to Animate Layer
Properties
Open a document
Select the Animation panel.
◆ Click the Window menu, and
then click Animation.
To switch to Timeline view, click
the Convert to Timeline Animation
button
Click the down arrow for a video
layer to display layer properties
Click the Time-Vary Stopwatch
icon to enable shape animation for
the layer property
Position the playhead where you
want to set a keyframe, and then
make the property changes you
want, such as Opacity, in the
Layers panel
Use any of the following methods
to change the keyframe:
◆ Select Click the keyframe icon.
◆ Move Drag to change the
position
◆ Delete Right-click the
keyframe icon, and then click
Delete Keyframes
◆ Method The diamond keyframe
icon animates the property
change evenly over time
(known as a Linear Keyframe)
If you want an instant property
change, you can change the
interpolation method to a Hold
Keyframe, which appears as a
square keyframe icon
Right-click a keyframe icon, and then
click Hold Interpolation or
Linear Interpolation
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Changing the Video Playback Speed
If you want to speed up or slow down a video, you need to adjust the frames per second (fps) To change the fps, display the video in the Animation panel in Timeline view, click the Animation Options button, click Document Settings, set the frames per second (fps) you want (the higher the number, the faster the speed), and then click OK
For Your Information 2
Trang 5In addition to modifying a video layer, you can split it into two new video layers at the specific point you want in Photoshop Extended You can zoom in and out to display the Timeline the way you want, and then drag the playhead to the time or frame number in the video where you want to split it The video layer is duplicated and appears above the original in the Animation panel The original layer contains the video from the start to the current time or frame, and the duplicate layer con-tains the video from current time or frame to the end
Splitting a Video
Layer
Split a Video Layer
Open a document with a video
layer
Select the Animation panel.
◆ Click the Window menu, and
then click Animation.
To switch to Timeline view, click
the Convert to Timeline Animation
button
Drag the playhead to the time or
frame number where you want to
split the video layer
Click the Animation Options
button, and then click Split Layers.
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Split video
Did You Know?
You can preview video or timeline
ani-mation You can preview a video or
animation in the document window
Drag the playback head to the point
where you want to play the video or
animation Click the Play button at the
bottom of the Animation panel You can
also press the Spacebar to play or stop
the playback Photoshop caches it to
memory for faster playback
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Trang 6If you have video or animation frames that you want to retouch or dupli-cate, you can use the Clone Stamp and Healing Brush tool in
Photoshop Extended The Clone Stamp tool allows you to sample
con-tent from one area of a frame (known as the source) and paint it over another area of the same or a different frame (known as the target)
The Healing Brush tool allows you to blend the sampled content from the source with the target to fix a problem You can use the Clone Source panel to set several samples from one part of a video frame and clone or blend them in another video frame
Cloning Video Layer
Content
Clone Parts of a Video Layer
Open a document with a video
layer, and then select it in the
Layers panel
Select the Animation panel.
◆ Click the Window menu, and
then click Animation.
To switch to Timeline view, click the
Convert to Timeline Animation
button
Drag the playhead to the time or
frame number that is the source of
the sample you want
Select the Clone Stamp tool on the
toolbox
To set a sample point, Alt (Win) or
Option (Mac), and click where you
want the sample
To set another sample point, select
a Clone Stamp button on the Clone
Source panel, adjust the playhead,
and then repeat Step 6
Select the target video layer and
move the playhead to the frame you
want to paint
If you set multiple samples, click
the source in the Clone Source
panel
TIMESAVER Use Shift+Alt
(Win) or Shift+Option (Mac) to
show the clone overlay temporarily
Drag the area you want to paint
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