压缩视频

yzg-util-image/src/main/java/com/yanzuoguang/util/MediaHelper.java

@@ -36,8 +36,9 @@ public class MediaHelper {
 
     public static final String FORMAT_EMPTY = "";
     public static final String FORMAT_FLV = "flv";
-    public static final String FORMAT_MPEG = "mpegvideo";
+    public static final String FORMAT_MPEG = "mp4";
     public static final String FORMAT_MPEG_CODEC = "mpeg4";
+//    public static final String FORMAT_MPEG_CODEC = "mpeg";
     public static final String FORMAT_3PG = "3gp";
     public static final String FORMAT_3PG_CODEC = "mpeg4";
 
@@ -274,8 +275,9 @@ public class MediaHelper {
 
         // 视频编码设置
         VideoAttributes video = new VideoAttributes();
+        // video.setCodec(VideoAttributes.DIRECT_STREAM_COPY);
         video.setCodec(codeC);
-        int fromFrameRate = (int) (fromVideo.getFrameRate());
+        // video.setTag("DIVX");
         int toFrameRate = 15;
         video.setFrameRate(toFrameRate);
         // 压缩比特率
@@ -283,7 +285,9 @@ public class MediaHelper {
 
         // 压缩宽高
         VideoSize fromSize = fromVideo.getSize();
-        VideoSize toSize = new VideoSize((int) (fromSize.getWidth() * size), (int) (fromSize.getHeight() * size));
+        int toWidth = (int) (fromSize.getWidth() * size);
+        int toHeight = (int) (fromSize.getHeight() * size);
+        VideoSize toSize = new VideoSize(toWidth, toHeight);
         video.setSize(toSize);
 
         Log.info(MediaHelper.class, "%s-%s " +

yzg-util-image/src/test/java/helper/TestMediaHelper.java

@@ -2,6 +2,7 @@ package helper;
 
 import com.yanzuoguang.util.MediaHelper;
 import com.yanzuoguang.util.thread.RunnableListAuto;
+import it.sauronsoftware.jave.Encoder;
 import it.sauronsoftware.jave.EncoderException;
 import org.junit.Test;
 
@@ -16,6 +17,50 @@ public class TestMediaHelper {
     public float[] sizes = new float[]{1f, 0.5f, 1f, 1f, 0.5f, 0.5f};
     public float[] quotes = new float[]{1f, 1f, 0.5f, 0.25f, 0.5f, 0.25f};
 
+
+    @Test
+    public void printEncoding() throws EncoderException {
+        Encoder encoder = new Encoder();
+        String[] audioEncoders = encoder.getVideoEncoders();
+        for (String item : audioEncoders) {
+            System.out.println(item);
+        }
+    }
+
+
+    @Test
+    public void testConvert() throws EncoderException {
+        Encoder encoder = new Encoder();
+        String[] audioEncoders = encoder.getVideoEncoders();
+        List<Runnable> list = new ArrayList<>();
+        for (String item : audioEncoders) {
+            list.add(testConvertThread(item, 1f, 1f));
+        }
+        RunnableListAuto.run(list);
+    }
+
+    private Runnable testConvertThread(String item, float size, float quote) {
+        return new Runnable() {
+            @Override
+            public void run() {
+                try {
+                    testConvert(item, size, quote);
+                } catch (EncoderException e) {
+                    throw new RuntimeException(e);
+                }
+            }
+        };
+    }
+
+    private void testConvert(String item, float size, float quote) throws EncoderException {
+        String file = getFile();
+        String targetFile = getTargetFile();
+        String name = String.format("%s.size_%d.quot_%d.%s.mp4",
+                targetFile, (int) (size * 100), (int) (quote * 100), item);
+        MediaHelper.zipVideo(file, name, "mp4", item, size, (int) (MediaHelper.DEFAULT_BIT_RATE * quote));
+    }
+
+
     private String getFile() {
         // 注意，路径应为文件在工程中的相对路径
         File f = new File("src/test/java/helper/100M.mp4");
@@ -114,6 +159,11 @@ public class TestMediaHelper {
     }
 
 
+    @Test
+    public void testVideoZipMpeg_50_50() throws EncoderException {
+        testVideoZipMpeg(0.5f, 0.5f);
+    }
+
     @Test
     public void testVideoZipMpeg() throws EncoderException {
         List<Runnable> list = new ArrayList<>();
@@ -174,4 +224,41 @@ public class TestMediaHelper {
                 targetFile, (int) (size * 100), (int) (quote * 100));
         MediaHelper.zipVideo3pg(file, name, size, (int) (MediaHelper.DEFAULT_BIT_RATE * quote));
     }
+
+
+    @Test
+    public void testVideoZip_50_50() throws EncoderException {
+        testVideoZip(0.5f, 0.5f);
+    }
+
+
+    @Test
+    public void testVideoZip() throws EncoderException {
+        List<Runnable> list = new ArrayList<>();
+        for (int i = 0; i < sizes.length; i++) {
+            list.add(testVideoZipThread(sizes[i], quotes[i]));
+        }
+        RunnableListAuto.run(list);
+    }
+
+    private Runnable testVideoZipThread(float size, float quote) {
+        return new Runnable() {
+            @Override
+            public void run() {
+                try {
+                    testVideoZip(size, quote);
+                } catch (EncoderException e) {
+                    throw new RuntimeException(e);
+                }
+            }
+        };
+    }
+
+    private void testVideoZip(float size, float quote) throws EncoderException {
+        String file = getFile();
+        String targetFile = getTargetFile();
+        String name = String.format("%s.size_%d.quot_%d.mp4",
+                targetFile, (int) (size * 100), (int) (quote * 100));
+        MediaHelper.zipVideo(file, name, size, (int) (MediaHelper.DEFAULT_BIT_RATE * quote));
+    }
 }