X-Git-Url: http://www2.svjatoslav.eu/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Feu%2Fsvjatoslav%2Fmeviz%2Fencoder%2Fconverters%2FAvconvVideo.java;h=ea4d1d3444f7447e199b4af9b52c5fe666b61d7e;hb=4b74c2be1dd6104f3a4dd50d29ece78857ada3fa;hp=6a43d2621d0ccddd4bd22bcbefc87072fa1571aa;hpb=28cac33d2214756bb8bcb3bb0fee897df072382b;p=meviz.git

diff --git a/src/main/java/eu/svjatoslav/meviz/encoder/converters/AvconvVideo.java b/src/main/java/eu/svjatoslav/meviz/encoder/converters/AvconvVideo.java
index 6a43d26..ea4d1d3 100644
--- a/src/main/java/eu/svjatoslav/meviz/encoder/converters/AvconvVideo.java
+++ b/src/main/java/eu/svjatoslav/meviz/encoder/converters/AvconvVideo.java
@@ -12,57 +12,102 @@ package eu.svjatoslav.meviz.encoder.converters;
 import java.io.File;
 import java.util.List;
 
+import eu.svjatoslav.meviz.encoder.BitrateParameter;
+import eu.svjatoslav.meviz.encoder.BitrateParameter.bitrate;
 import eu.svjatoslav.meviz.encoder.EncodingOptions;
 
 public class AvconvVideo extends AbstractConverter {
 
-	@Override
-	public String getCommand(final File inputFile, final File targetFile,
-			final EncodingOptions options) {
+	private String constructCodecParamsString(final EncodingOptions options,
+			final int videoBitrate, final int audioBitrate,
+			final String videoCodec, final String audioCodec) {
+
+		StringBuffer codecParams = new StringBuffer();
+
+		if (audioCodec == null)
+			codecParams.append("-an ");
+		else
+			codecParams.append("-acodec " + audioCodec + " ");
+
+		codecParams.append("-vcodec " + videoCodec + " ");
+
+		if (videoBitrate != -1)
+			codecParams.append("-b " + videoBitrate + "k ");
 
-		int videoBitrate;
-		int audioBitrate;
+		if (audioBitrate != -1)
+			codecParams.append("-b:a " + audioBitrate + "k ");
+
+		if (options.deinterlace)
+			codecParams.append("-filter:v yadif ");
+
+		return codecParams.toString();
+	}
 
-		switch (options.videoBitrate) {
+	private int getAudioBitrateValue(final BitrateParameter.bitrate bitRate) {
+		switch (bitRate) {
 		case LOW:
-			videoBitrate = 1000;
-			audioBitrate = 128;
-			break;
+			return 128;
 
 		case MEDIUM:
-			videoBitrate = 4000;
-			audioBitrate = 192;
-			break;
+			return 160;
 
 		case HIGH:
-			videoBitrate = 40000;
-			audioBitrate = 500;
-			break;
+			return 320;
+
+		case COPY:
+			return -1;
+
+		case NONE:
+			return -1;
 
 		default:
-			throw new RuntimeException("Video bitrate: " + options.videoBitrate
+			throw new RuntimeException("Audio bitrate: " + bitRate
 					+ " is not supported.");
 		}
+	}
+
+	@Override
+	public String getCommand(final File inputFile, final File targetFile,
+			final EncodingOptions options, String targetFormat) {
+
+		int videoBitrate = getVideoBitrateValue(options.getVideoBitrate());
+		int audioBitrate = getAudioBitrateValue(options.getAudioBitrate());
 
 		// convert
 		final StringBuffer codecParams = new StringBuffer();
 
-		String videoCodec = "libx264 ";
+		String videoCodec = "libx264";
+		String audioCodec = "libmp3lame";
+
+		if (targetFormat.equals("webm")) {
+			videoCodec = "vp8";
+			audioCodec = "opus";
+			codecParams.append("-s 800x600 ");
+		}
+
+		if (options.getVideoBitrate() == bitrate.COPY)
+			videoCodec = "copy";
+
+		if (options.getAudioBitrate() == bitrate.COPY)
+			audioCodec = "copy";
+
+		if (options.getAudioBitrate() == bitrate.NONE)
+			audioCodec = null;
 
 		if (options.forPortablePlayer) {
 			videoBitrate = 1000;
 			audioBitrate = 128;
-			videoCodec = "libxvid ";
-			codecParams.append("-s 640x480 ");
-		}
+			videoCodec = "libxvid";
 
-		codecParams.append("-acodec libmp3lame -vcodec " + videoCodec);
+			// reduce resolution
+			codecParams.append("-s 640x480 ");
 
-		codecParams.append("-b " + videoBitrate + "k ");
-		codecParams.append("-b:a " + audioBitrate + "k ");
+			// enforce maximum keyframe interval
+			codecParams.append("-g 150 ");
+		}
 
-		if (options.deinterlace)
-			codecParams.append("-filter:v yadif ");
+		codecParams.append(constructCodecParamsString(options, videoBitrate,
+				audioBitrate, videoCodec, audioCodec));
 
 		return "avconv -i \"" + inputFile.getAbsolutePath() + "\" "
 				+ codecParams.toString() + "\"" + targetFile.getAbsolutePath()
@@ -71,12 +116,34 @@ public class AvconvVideo extends AbstractConverter {
 
 	@Override
 	public List<String> getSourceFileExtensions() {
-		return toList("mkv", "mts", "mp4", "avi", "mpg", "mpeg", "vob");
+		return toList("mkv", "mts", "mp4", "avi", "mpg", "mpeg", "vob", "m4v",
+				"webm");
 	}
 
 	@Override
 	public List<String> getTargetFileExtensions() {
-		return toList("mkv", "mts", "mp4", "avi", "mpg", "mpeg", "vob");
+		return toList("mkv", "mts", "mp4", "avi", "mpg", "mpeg", "vob", "m4v",
+				"webm");
+	}
+
+	private int getVideoBitrateValue(final BitrateParameter.bitrate bitRate) {
+		switch (bitRate) {
+		case LOW:
+			return 1000;
+
+		case MEDIUM:
+			return 4000;
+
+		case HIGH:
+			return 40000;
+
+		case COPY:
+			return -1;
+
+		default:
+			throw new RuntimeException("Video bitrate: " + bitRate
+					+ " is not supported.");
+		}
 	}
 
 	@Override