eessppeelllloo/processing4
1
0
Fork 0
mirror of https://github.com/processing/processing4.git synced 2026-06-16 04:26:26 +02:00
Code Issues Packages Projects Releases Wiki Activity

Updated video examples to reflect new library and class names

Browse Source
This commit is contained in:
codeanticode
2011-08-18 22:32:09 +00:00
parent 88deee7566
commit 57ad715fcf
23 changed files with 210 additions and 214 deletions
Download Patch File Download Diff File Expand all files Collapse all files
java/libraries/video/examples/Movie/Scratch/Scratch.pde
+49 -49
View File
@@ -1,49 +1,49 @@
/**
* Scratch.
* by Andres Colubri
*
* Move the cursor horizontally across the screen to set
* the position in the movie file.
*/
import codeanticode.gsvideo.*;
GSMovie movie;
void setup() {
size(640, 480);
background(0);
// Load and set the video to play. Setting the video
// in play mode is needed so at least one frame is read
// and we can get duration, size and other information from
// the video stream.
movie = new GSMovie(this, "station.mov");
movie.play();
}
void movieEvent(GSMovie movie) {
movie.read();
}
void draw() {
// A new time position is calculated using the current mouse location:
float f = constrain((float)mouseX / width, 0, 1);
float t = movie.duration() * f;
// If the new time is different enough from the current position,
// then we jump to the new position. But how different? Here the
// difference has been set to 0.1 (1 tenth of a second), but it can
// be smaller. My guess is that the smallest value should correspond
// to the duration of a single frame (for instance 1/24 if the frame rate
// of the video file is 24fps). Setting even smaller values seem to lead
// to choppiness. This will become trickier once the GSMovie.speed()
// and GSMovie.frameRate() methods become functional.
if (0.1 < abs(t - movie.time())) {
// The movie stream must be in play mode in order to jump to another
// position along the stream. Otherwise it won't work.
movie.play();
movie.jump(t);
movie.pause();
}
image(movie, 0, 0, width, height);
}
/**
* Scratch.
* by Andres Colubri
*
* Move the cursor horizontally across the screen to set
* the position in the movie file.
*/
import processing.video.*;
Movie movie;
void setup() {
size(640, 480);
background(0);
// Load and set the video to play. Setting the video
// in play mode is needed so at least one frame is read
// and we can get duration, size and other information from
// the video stream.
movie = new Movie(this, "station.mov");
movie.play();
}
void movieEvent(Movie movie) {
movie.read();
}
void draw() {
// A new time position is calculated using the current mouse location:
float f = constrain((float)mouseX / width, 0, 1);
float t = movie.duration() * f;
// If the new time is different enough from the current position,
// then we jump to the new position. But how different? Here the
// difference has been set to 0.1 (1 tenth of a second), but it can
// be smaller. My guess is that the smallest value should correspond
// to the duration of a single frame (for instance 1/24 if the frame rate
// of the video file is 24fps). Setting even smaller values seem to lead
// to choppiness. This will become trickier once the Movie.speed()
// and Movie.frameRate() methods become functional.
if (0.1 < abs(t - movie.time())) {
// The movie stream must be in play mode in order to jump to another
// position along the stream. Otherwise it won't work.
movie.play();
movie.jump(t);
movie.pause();
}
image(movie, 0, 0, width, height);
}