HD Film and HD movies online
Interlaced film image - interleaving (Canadian
English interlace)
The primary aim was to prevent the flickering
images old movie on TV. The second reason for interlace film image, which
applies today, is creating an illusion show 50 fps (frames per second), although
there is actually only the 25th The principle is the rotation of film images with odd
and even lines, to each fiftieth second one. It is in fact a fifty half image,
which consists of 25 whole film frames. This is how the standard for PAL and NTSC films.
This causes the film image not sharp picture especially when it stops.
Progressive scan video:
Used by some digital formats movies(720p, 480p) and
higher types of DVD players. Instead, the distribution film of each image frame into
two Alternating field (odd lines, even lines) for a standard format PAL, NTSC
Progressive scan film displays the entire frame in a single moment of film. While the
standard format PAL, NTSC lodge displaying fields with even and odd lines (each
for 1 / 50 sec.) 25 frames per second, progressive scan displays 50 complete
frames per second. The result is a perfect image stability. Progressive method
is considered to be more comfortable for the human eye. Logically, therefore,
can thus be concluded that most would be completely implement 1080p. HD Video,film
movies online at
www.hd-videofilms.com are in 720p. Video 1080p by many older computers t play
online, plus data flow connection requires at least 8 Mbit / s.
Upskaling video, film
It is a
technique which in Blu-ray players, HDTV, where modern, used to transfer the
original content in standard definition to HD movie quality and because HD sources is
still little. Upscaling movie is here therefore, to help overcome lack of resources,
the films in this resolution and quality. The resulting online movie image is not make
the HD because the upscaling can not add videos to the image details
(information), which originally in the signal, not in the film.
Resolution HD
video recording, which is called Full HD - full quality is 1920x1080
pixels. Then we can still meet the 3 / 4 HD quality known as HD Ready
with a resolution of 1280x720 points forming the image (compared to the
resolution of standard television PAL is 720x576 pixels).
720p
HDTV display film
mode of the image is divided into 720 lines. Letter "p" stands for the
word "progressive scan" or noninterlaced image. This means that one frame
consists of 0.92 million dots, or pixels. Resolution is 1280x720 dots. Aspect
Ratio is 16:9. The most commonly used frame-rate, the number of frames per
second, set at 24, 25, 30, 50 Hz and 60 Hz. Image quality is very close to
1080i, and much better picture for movies than HD films online standards such as
PAL, NTSC or SECAM.
1080i
HDTV display
mode of the film image is divided to 1080 lines. Letter "i" means
interlaced word, or "interlaced." Image resolution is 1920x1080 pixels and
16:9 movie aspect ratio, however, the number of pixels is half of 1080p mode, that is
1.04 million. The most commonly used frame-rate, the number of frames per
second, 50 or 60 (see below). Image quality, resolution of the films is less
than the paper in the case of 1080p.
1080p Best
HDTV display mode standard. Letter "p" stands for the word "progressive
scan" or noninterlaced image of movies online. This means that one frame consists of 2.07 million
dots, or pixels. Resolution is 1920x1080 points. 1080p is sometimes referred
to as "full" HDTV resolution for movies. Aspect Ratio is 16:9.
|
name |
designation |
fps |
lines |
column |
pixl/slide |
|
Standard Definition |
NTSC (i) |
25 |
480 |
720 |
345.600 |
|
Standard Definition |
PAL (i) |
25 |
576 |
720 |
414.720 |
|
HD Ready |
720p |
60 |
720 |
1280 |
921.600 |
|
HD Ready1) |
1080i |
30 |
1080 |
1920 |
1.036.800 |
|
Full HD1) |
1080p |
60 |
1080 |
1920 |
2.073.600 |
1)Is
it that the image in interlaced mode, every sixtieth of a second line of paints
and even turn sixtieth of a second odd line. We get it to 30fps video. If the
video is progressive rendering mode, renewed every sixtieth of a second the
whole picture, ie. 60fps, while interlaced mode, however, the big screen
flashing images.
Applies the
format of the record 720p video would be more suitable for HD movies online
containing fast motion (eg sports). 1080i, by contrast, offer more details in
the static or moving a few pictures. 720p is also a lot of uses for the
distribution of HD video on the Internet because computer monitors do not use
interlacing. Another reason is the extension of 17 "and 19" LCD panels that use
a resolution of 1280x1024 pixels 720p format so they can view in full
resolution. By contrast, only a few domestic user is able to view the video in
1920x1080 resolution.
With
record HD you probably have already met in the form of short film samples on the
Internet, which can be downloaded in HD WMV or Quick Time 7 HD and play on a top
multimedia computer. Transferring such a film signal would be very challenging but,
it must decide whether to prompt a more "normal" or less interlacing lines but
progressive style. Just realize just how much is the movie clip with a length of
only 10 seconds:
|
File type |
*.WMV |
|
Resolution |
720p (1280x720
pixels) |
|
fps
(frame/sec) |
29,970 |
|
Lenght of the clip |
10 seconds |
|
File size |
cca 8,35 MB
|
|
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