357 lines
11 KiB
Plaintext
357 lines
11 KiB
Plaintext
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import processing.sound.*;
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import soundtrack.optical.*;
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// Export video to image sequence using ffmpeg
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// ffmpeg -i video.mov -f image2 -r 24 /tmp/image-%04d.png
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// ffmpeg -i video.mov -acodec pcm_s16le -ac 1 audio.wav //-ar 16000 sets rate
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/**
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* CHANGE THESE
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**/
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//types: unilateral, variable area, dual variable area, maurer, variable density
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int DPI = 1440; //maximum printer DPI
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String SOUNDTRACK_TYPE = "unilateral";
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String PITCH = "long"; // long, short //7.62, 7.605
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String FORMAT = "16mm"; //16mm or super16
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int PERFS = 1; //single (1) or double (2) perf film
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float PAGE_W = 8.5; //page width in inches
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float PAGE_H = 11.0; //page height in inches
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float SAFE_W = .25; //safe area on each side of the page
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float SAFE_H = .5; //safe area on top and bottom of page
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color BACKGROUND = color(0); //the color that will fill the entire frame where there's no image
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boolean NEGATIVE = false; //true to invert image data
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boolean SHOW_PERFS = true; //set to true to print perfs for cutting registration
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color PERFS_COLOR = color(255);
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int SOUND_OFFSET = 25;
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//Don't change unless necessary
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String SEP = System.getProperty("file.separator");
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String SOURCE = "frames"; //path to directory containing frames
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String SOUND = "audio"; //leave empty string if silent
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//This is a magic number that is used to scale the vertical (H) or horizontal (W) resolution
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//because the printer sometimes lies to you.
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float MAGIC_H_CORRECTION = 1.0;
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float MAGIC_W_CORRECTION = 1.0;
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/**
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* CONSTANTS (DON'T CHANGE PLZ)
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**/
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float IN = 25.4;
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float LONG_H = 7.62;
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float SHORT_H = 7.605;
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float STD16_W = 10.26; //0.413"
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float STD16_H = 7.49; //0.295"
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float SUPER16_W = 12.52; //0.492"
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float SUPER16_H = 7.41; //0.292"
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float PERF_W = 1.829;
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float PERF_H = 1.27;
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float DPMM = DPI / IN;
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int SPACING = PITCH.equals("long") ? round(LONG_H * DPMM * MAGIC_H_CORRECTION) : round(SHORT_H * DPMM * MAGIC_H_CORRECTION);
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int PAGE_W_PIXELS = ceil((PAGE_W - (SAFE_W * 2)) * DPI * MAGIC_W_CORRECTION);
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int PAGE_H_PIXELS = ceil((PAGE_H - (SAFE_H * 2)) * DPI * MAGIC_H_CORRECTION);
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int FRAME_W = FORMAT.equals("super16") ? round(SUPER16_W * DPMM * MAGIC_W_CORRECTION) : round(STD16_W * DPMM * MAGIC_W_CORRECTION);
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int FRAME_H = FORMAT.equals("super16") ? round(SUPER16_H * DPMM * MAGIC_H_CORRECTION) : round(STD16_H * DPMM * MAGIC_H_CORRECTION);
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int LEFT_PAD = round(((16 - STD16_W) / 2) * DPMM * MAGIC_W_CORRECTION); //space to left of frame
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int COLUMNS = floor(PAGE_W_PIXELS / (16 * DPMM));
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int ROWS = floor(PAGE_H_PIXELS / SPACING);
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int FRAME_LINE = round((SPACING - FRAME_H) / 2);
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int PAGES = 0;
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int FRAMES = 0;
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int SOUND_W = ceil(DPMM * (12.52 - 10.26));
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boolean HAS_SOUND = false;
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String SOUNDTRACK_FILE = "";
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SoundtrackOptical soundtrack;
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String[] frames;
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PImage frameBuffer;
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PGraphics frameBlank;
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PGraphics pageBuffer;
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PGraphics soundBuffer;
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void setup () {
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size(640, 480);
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//surface.setResizable(true);
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println(SOURCE);
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println(SOUND);
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frames = listFrames(SOURCE, SOUND);
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if (frames == null) {
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println("Frames not found, check SOURCE path");
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exit();
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return;
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}
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FRAMES = frames.length;
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PAGES = ceil((float) FRAMES / (ROWS * COLUMNS));
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pageBuffer = createGraphics(PAGE_W_PIXELS, PAGE_H_PIXELS);
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if (HAS_SOUND) {
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soundtrack = new SoundtrackOptical(this, SOUNDTRACK_FILE, DPI, 1.0, SOUNDTRACK_TYPE, PITCH, !NEGATIVE);
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}
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printInfo();
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if (PERFS == 2 && HAS_SOUND ) {
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println("WARNING: Double perf film and soundtrack will interfere with one another. Are you sure?");
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}
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if (FORMAT.equals("super16") && HAS_SOUND) {
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println("WARNING: Super16 frame and soundtrack will interfere with one another. Are you sure?");
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}
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if (FORMAT.equals("super16") && PERFS == 2) {
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println("WARNING: Super16 frame and double perf film will interfere with one another. Are you sure?");
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}
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text("DISPLAY", 200, 200);
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frameBlank = createGraphics(FRAME_W, FRAME_H);
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noLoop();
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delay(1000);
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thread("renderPages");
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}
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void draw () {
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background(0);
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fill(255);
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text("SOURCE DIR: " + SOURCE, 10, 20);
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text("DPI: " + DPI, 10, 40);
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text("STRETCH: " + MAGIC_W_CORRECTION + " x " + MAGIC_H_CORRECTION, 10, 60);
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text("FRAMES: " + FRAMES, 10, 80);
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text("FRAME SIZE: " + FRAME_W + "x" + FRAME_H + " px", 10, 100);
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text("PAGES: " + PAGES, 10, 120);
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text("PAGE SIZE: " + PAGE_W_PIXELS + "x" + PAGE_H_PIXELS + " px", 10, 140);
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text("FRAMES/PAGE: " + (ROWS * COLUMNS), 10, 160);
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text("SECONDS/PAGE: " + ((ROWS * COLUMNS) / 24), 10, 180);
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}
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void printInfo() {
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println("STRETCH: " + MAGIC_W_CORRECTION + " x " + MAGIC_H_CORRECTION);
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println("PAGE SIZE: " + PAGE_W_PIXELS + "x" + PAGE_H_PIXELS);
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println("FRAME SIZE: " + FRAME_W + "x" + FRAME_H);
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println("FRAMES PER STRIP: " + ROWS);
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println("STRIPS PER PAGE: " + COLUMNS);
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println("FRAMES PER PAGE: " + (ROWS * COLUMNS));
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println("SECONDS PER PAGE: " + ((ROWS * COLUMNS) / 24));
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println("FRAMES: " + FRAMES);
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println("PAGES: " + PAGES);
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//println("RENDER_PATH: " + RENDER_PATH);
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if (!SOUND.equals("")) {
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println("SOUNDTRACK SAMPLE RATE: " + (SPACING * 24));
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}
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}
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String[] listFrames (String dir, String audioDir) {
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ArrayList<String> tmp = new ArrayList<String>();
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ArrayList<String> audioTmp = new ArrayList<String>();
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String output[];
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File file;
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File audioFile;
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int arraySize;
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int o = 0;
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dir = dataPath(dir);
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audioDir = dataPath(audioDir);
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println(dir);
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println(audioDir);
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if (dir.substring(dir.length() - 1, dir.length()) != SEP) {
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dir = dir + SEP;
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}
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if (audioDir.substring(audioDir.length() - 1, audioDir.length()) != SEP) {
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audioDir = audioDir + SEP;
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}
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file = new File(dir);
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audioFile = new File(audioDir);
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if (file.isDirectory()) {
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String names[] = file.list();
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names = sort(names);
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for (int i = 0; i < names.length; i++) {
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if (names[i].toLowerCase().contains(".jpg") ||
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names[i].toLowerCase().contains(".jpeg") ||
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names[i].toLowerCase().contains(".tif") || //only works with Processing tiffs
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names[i].toLowerCase().contains(".png")) {
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tmp.add(dir + names[i]);
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}
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}
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arraySize = tmp.size();
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if (arraySize == 0) {
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println("ERROR: No frames detected, exiting");
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exit();
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return null;
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}
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if (audioFile.isDirectory()) {
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String audioNames[] = audioFile.list();
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if (audioNames != null) {
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audioNames = sort(audioNames);
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for (int i = 0; i < audioNames.length; i++) {
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if (audioNames[i].toLowerCase().contains(".wav")) {
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audioTmp.add(audioDir + audioNames[i]);
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}
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}
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} else {
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println("Audio directory " + audioDir + " not found");
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}
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} else {
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println("SOUND string " + audioDir + " does not point to a directory");
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}
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if (audioTmp.size() > 0) {
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HAS_SOUND = true;
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SOUNDTRACK_FILE = audioTmp.get(0);
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println("Using audio file " + SOUNDTRACK_FILE);
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} else {
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println("No audio file detected, creating silent tracks");
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}
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if (HAS_SOUND) {
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arraySize += SOUND_OFFSET;
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}
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output = new String[arraySize];
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if (HAS_SOUND) {
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for (int i = 0; i < SOUND_OFFSET; i++) {
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output[o] = "_BLANK_";
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o++;
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}
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}
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for (int i = 0; i < tmp.size(); i++) {
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output[o] = tmp.get(i);
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o++;
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}
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sort(output);
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return output;
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} else {
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println("ERROR: SOURCE variable does not point to a directory");
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exit();
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}
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return null;
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}
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String leftPad (int val) {
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String str = "" + val;
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if (str.length() == 1) {
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str = "0" + str;
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}
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return str;
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}
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void renderPages() {
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//surface.setSize(PAGE_W_PIXELS, PAGE_H_PIXELS / SEGMENTS);
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//delay(1000);
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int cursor;
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int leftX;
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int topY;
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int perfLeft;
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int perfRight;
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int perfTop;
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int soundTop;
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int soundLeft;
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boolean hasFrames = false;
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frameBlank.beginDraw();
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frameBlank.background(BACKGROUND);
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frameBlank.endDraw();
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for (int page = 0; page < PAGES; page++) {
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pageBuffer.beginDraw();
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pageBuffer.textSize(60);
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pageBuffer.clear();
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pageBuffer.background(255);
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pageBuffer.stroke(0);
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pageBuffer.noFill();
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//draw calibration marks to be overwritten if needed
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pageBuffer.rect(0, 0, 10 * DPMM, 10 * DPMM);
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pageBuffer.rect(((16 * COLUMNS) * DPMM) - (10 * DPMM) - 1, 0, 10 * DPMM, 10 * DPMM);
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pageBuffer.rect(((16 * COLUMNS) * DPMM) - (10 * DPMM) - 1, ((ROWS * (SPACING / DPMM)) * DPMM) - (10 * DPMM) - 1, 10 * DPMM, 10 * DPMM);
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pageBuffer.rect(0, ((ROWS * (SPACING / DPMM)) * DPMM) - (10 * DPMM) - 1, 10 * DPMM, 10 * DPMM);
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//pageBuffer.stroke(0);
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for (int x = 0; x < COLUMNS; x++) {
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//pageBuffer.line(x * (16 * DPMM), 0, x * (16 * DPMM), PAGE_H_PIXELS);
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for (int y = 0; y < ROWS; y++) {
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cursor = (page * (COLUMNS * ROWS)) + (x * ROWS) + y;
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if (cursor >= FRAMES) {
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hasFrames = false;
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break;
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}
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hasFrames = true;
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println("Frame " + cursor + "/" + FRAMES);
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topY = (y * SPACING) + FRAME_LINE;
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leftX = x * (round(16 * DPMM)) + LEFT_PAD;
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perfTop = round((y * SPACING) - ((PERF_H / 2) * DPMM));
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pageBuffer.noStroke();
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pageBuffer.fill(BACKGROUND);
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pageBuffer.rect(x * (round(16 * DPMM)), (y * SPACING), round(16*DPMM), SPACING);
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if (SHOW_PERFS){
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perfLeft = round(x * (round(16 * DPMM)) + (.85 * DPMM));
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pageBuffer.fill(PERFS_COLOR);
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//rect([1.829, 1.27, 2], d = .5, center = true);
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//.85 from side
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pageBuffer.rect(perfLeft, perfTop, PERF_W * DPMM, PERF_H * DPMM, .26 * DPMM);
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//last perf
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if (y == ROWS - 1) {
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perfTop = round(((y + 1) * SPACING) - ((PERF_H / 2) * DPMM));
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pageBuffer.rect(perfLeft, perfTop, PERF_W * DPMM, PERF_H * DPMM, .26 * DPMM);
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}
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}
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if (SHOW_PERFS && PERFS == 2) {
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perfRight = round((x + 1) * (round(16 * DPMM)) - (PERF_W * DPMM) - (.85 * DPMM));
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pageBuffer.rect(perfRight, perfTop, PERF_W * DPMM, PERF_H * DPMM, .26 * DPMM);
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if (y == ROWS - 1) {
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perfTop = round(((y + 1) * SPACING) - ((PERF_H / 2) * DPMM));
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pageBuffer.rect(perfRight, perfTop, PERF_W * DPMM, PERF_H * DPMM, .26 * DPMM);
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}
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}
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if (frames[cursor].equals("_BLANK_")) {
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pageBuffer.image(frameBlank, leftX, topY, FRAME_W, FRAME_H);
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} else {
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frameBuffer = loadImage(frames[cursor]);
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if (NEGATIVE) {
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frameBuffer.filter(INVERT);
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}
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frameBuffer.resize(FRAME_W, FRAME_H);
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pageBuffer.image(frameBuffer, leftX, topY, FRAME_W, FRAME_H);
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}
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if (HAS_SOUND) {
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soundTop = y * SPACING;
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soundLeft = (x * round(16 * DPMM)) + LEFT_PAD + FRAME_W + round(0.3368 * DPMM);
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try {
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soundBuffer = soundtrack.buffer(cursor);
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if (soundBuffer != null) {
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pageBuffer.image(soundBuffer, soundLeft, soundTop, round((12.52 - 10.26 - 0.3368) * DPMM), SPACING);
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}
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} catch (Error e) {
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//
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}
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}
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if (hasFrames) {
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text((x + 1) + "", (x * 16 * DPMM) + (8 * DPMM), ROWS * SPACING + 20);
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}
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}
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}
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pageBuffer.endDraw();
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pageBuffer.save(dataPath("page_" + page + ".tif"));
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println("Saved page_" + dataPath(page + ".tif"));
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}
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printInfo();
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println("Completed");
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exit();
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}
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