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io.antmedia.recorder.FrameRecorder Maven / Gradle / Ivy
package io.antmedia.recorder;
/*
* Copyright (C) 2009-2018 Samuel Audet
*
* Licensed either under the Apache License, Version 2.0, or (at your option)
* under the terms of the GNU General Public License as published by
* the Free Software Foundation (subject to the "Classpath" exception),
* either version 2, or any later version (collectively, the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
* http://www.gnu.org/licenses/
* http://www.gnu.org/software/classpath/license.html
*
* or as provided in the LICENSE.txt file that accompanied this code.
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import java.io.Closeable;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.util.Arrays;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
/**
*
* @author Samuel Audet
*/
public abstract class FrameRecorder implements Closeable {
public static final List list = new LinkedList(Arrays.asList(new String[] { "FFmpeg", "OpenCV" }));
public static void init() {
for (String name : list) {
try {
Class c = get(name);
c.getMethod("tryLoad").invoke(null);
} catch (Throwable t) { }
}
}
public static Class getDefault() {
// select first frame recorder that can load..
for (String name : list) {
try {
Class c = get(name);
c.getMethod("tryLoad").invoke(null);
return c;
} catch (Throwable t) { }
}
return null;
}
public static Class get(String className) throws Exception {
className = FrameRecorder.class.getPackage().getName() + "." + className;
try {
return Class.forName(className).asSubclass(FrameRecorder.class);
} catch (ClassNotFoundException e) {
String className2 = className + "FrameRecorder";
try {
return Class.forName(className2).asSubclass(FrameRecorder.class);
} catch (ClassNotFoundException ex) {
throw new Exception("Could not get FrameRecorder class for " + className + " or " + className2, e);
}
}
}
public static FrameRecorder create(Class c, Class p, Object o, int w, int h) throws Exception {
Throwable cause = null;
try {
return (FrameRecorder)c.getConstructor(p, int.class, int.class).newInstance(o, w, h);
} catch (InstantiationException ex) {
cause = ex;
} catch (IllegalAccessException ex) {
cause = ex;
} catch (IllegalArgumentException ex) {
cause = ex;
} catch (NoSuchMethodException ex) {
cause = ex;
} catch (InvocationTargetException ex) {
cause = ex.getCause();
}
throw new Exception("Could not create new " + c.getSimpleName() + "(" + o + ", " + w + ", " + h + ")", cause);
}
public static FrameRecorder createDefault(File file, int width, int height) throws Exception {
return create(getDefault(), File.class, file, width, height);
}
public static FrameRecorder createDefault(String filename, int width, int height) throws Exception {
return create(getDefault(), String.class, filename, width, height);
}
public static FrameRecorder create(String className, File file, int width, int height) throws Exception {
return create(get(className), File.class, file, width, height);
}
public static FrameRecorder create(String className, String filename, int width, int height) throws Exception {
return create(get(className), String.class, filename, width, height);
}
protected String format, videoCodecName, audioCodecName;
protected int imageWidth, imageHeight, audioChannels;
protected int pixelFormat, videoCodec, videoBitrate, imageScalingFlags, gopSize = -1;
protected double aspectRatio, frameRate = -1;
protected int videoQuality = -1;
protected int sampleFormat, audioCodec, audioBitrate, sampleRate;
protected double audioQuality = -1;
protected boolean interleaved;
protected Map options = new HashMap();
protected Map videoOptions = new HashMap();
protected Map audioOptions = new HashMap();
protected Map metadata = new HashMap();
protected Map videoMetadata = new HashMap();
protected Map audioMetadata = new HashMap();
protected int frameNumber = 0;
protected long timestamp = 0;
protected int maxBFrames = -1;
protected int trellis = -1;
protected int maxDelay = -1;
public String getFormat() {
return format;
}
public void setFormat(String format) {
this.format = format;
}
public String getVideoCodecName() {
return videoCodecName;
}
public void setVideoCodecName(String videoCodecName) {
this.videoCodecName = videoCodecName;
}
public String getAudioCodecName() {
return audioCodecName;
}
public void setAudioCodecName(String audioCodecName) {
this.audioCodecName = audioCodecName;
}
public int getImageWidth() {
return imageWidth;
}
public void setImageWidth(int imageWidth) {
this.imageWidth = imageWidth;
}
public int getImageHeight() {
return imageHeight;
}
public void setImageHeight(int imageHeight) {
this.imageHeight = imageHeight;
}
public int getAudioChannels() {
return audioChannels;
}
public void setAudioChannels(int audioChannels) {
this.audioChannels = audioChannels;
}
public int getPixelFormat() {
return pixelFormat;
}
public void setPixelFormat(int pixelFormat) {
this.pixelFormat = pixelFormat;
}
public int getVideoCodec() {
return videoCodec;
}
public void setVideoCodec(int videoCodec) {
this.videoCodec = videoCodec;
}
public int getVideoBitrate() {
return videoBitrate;
}
public void setVideoBitrate(int videoBitrate) {
this.videoBitrate = videoBitrate;
}
public int getImageScalingFlags() {
return imageScalingFlags;
}
public void setImageScalingFlags(int imageScalingFlags) {
this.imageScalingFlags = imageScalingFlags;
}
public int getGopSize() {
return gopSize;
}
public void setGopSize(int gopSize) {
this.gopSize = gopSize;
}
public double getAspectRatio() {
return aspectRatio;
}
public void setAspectRatio(double aspectRatio) {
this.aspectRatio = aspectRatio;
}
public double getFrameRate() {
return frameRate;
}
public void setFrameRate(double frameRate) {
this.frameRate = frameRate;
}
public double getVideoQuality() {
return videoQuality;
}
public void setVideoQuality(int videoQuality) {
this.videoQuality = videoQuality;
}
public int getSampleFormat() {
return sampleFormat;
}
public void setSampleFormat(int sampleFormat) {
this.sampleFormat = sampleFormat;
}
public int getAudioCodec() {
return audioCodec;
}
public void setAudioCodec(int audioCodec) {
this.audioCodec = audioCodec;
}
public int getAudioBitrate() {
return audioBitrate;
}
public void setAudioBitrate(int audioBitrate) {
this.audioBitrate = audioBitrate;
}
public int getSampleRate() {
return sampleRate;
}
public void setSampleRate(int sampleRate) {
this.sampleRate = sampleRate;
}
public double getAudioQuality() {
return audioQuality;
}
public void setAudioQuality(double audioQuality) {
this.audioQuality = audioQuality;
}
public boolean isInterleaved() {
return interleaved;
}
public void setInterleaved(boolean interleaved) {
this.interleaved = interleaved;
}
public Map getOptions() {
return options;
}
public void setOptions(Map options) {
this.options = options;
}
public Map getVideoOptions() {
return videoOptions;
}
public void setVideoOptions(Map options) {
this.videoOptions = options;
}
public Map getAudioOptions() {
return audioOptions;
}
public void setAudioOptions(Map options) {
this.audioOptions = options;
}
public Map getMetadata() {
return metadata;
}
public void setMetadata(Map metadata) {
this.metadata = metadata;
}
public Map getVideoMetadata() {
return videoMetadata;
}
public void setVideoMetadata(Map metadata) {
this.videoMetadata = metadata;
}
public Map getAudioMetadata() {
return audioMetadata;
}
public void setAudioMetadata(Map metadata) {
this.audioMetadata = metadata;
}
public String getOption(String key) {
return options.get(key);
}
public void setOption(String key, String value) {
options.put(key, value);
}
public String getVideoOption(String key) {
return videoOptions.get(key);
}
public void setVideoOption(String key, String value) {
videoOptions.put(key, value);
}
public String getAudioOption(String key) {
return audioOptions.get(key);
}
public void setAudioOption(String key, String value) {
audioOptions.put(key, value);
}
public String getMetadata(String key) {
return metadata.get(key);
}
public void setMetadata(String key, String value) {
metadata.put(key, value);
}
public String getVideoMetadata(String key) {
return videoMetadata.get(key);
}
public void setVideoMetadata(String key, String value) {
videoMetadata.put(key, value);
}
public String getAudioMetadata(String key) {
return audioMetadata.get(key);
}
public void setAudioMetadata(String key, String value) {
audioMetadata.put(key, value);
}
public int getFrameNumber() {
return frameNumber;
}
public void setFrameNumber(int frameNumber) {
this.frameNumber = frameNumber;
}
public long getTimestamp() {
return timestamp;
}
public void setTimestamp(long timestamp) {
this.timestamp = timestamp;
}
public int getMaxBFrames() {
return maxBFrames;
}
public void setMaxBFrames(int maxBFrames) {
this.maxBFrames = maxBFrames;
}
public int getTrellis() {
return trellis;
}
public void setTrellis(int trellis) {
this.trellis = trellis;
}
public int getMaxDelay() {
return maxDelay;
}
public void setMaxDelay(int maxDelay) {
this.maxDelay = maxDelay;
}
public static class Exception extends IOException {
public Exception(String message) { super(message); }
public Exception(String message, Throwable cause) { super(message, cause); }
}
public abstract void start() throws Exception;
public abstract void stop() throws Exception;
public abstract void record(Frame frame) throws Exception;
public abstract void release() throws Exception;
@Override public void close() throws Exception {
stop();
release();
}
}