exo subtitle update link #4057

CarGuo · Nov 20, 2024 · 5076e56 · 5076e56
1 parent afdb955
commit 5076e56
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Showing 5 changed files with 90 additions and 8 deletions.
diff --git a/app/src/main/java/com/example/gsyvideoplayer/DetailPlayer.java b/app/src/main/java/com/example/gsyvideoplayer/DetailPlayer.java
@@ -179,7 +179,6 @@ public void onPrepared(String url, Object... objects) {
                     }
 
 
-                    //设置 seek 的临近帧。
                     if (binding.detailPlayer.getGSYVideoManager().getPlayer() instanceof Exo2PlayerManager) {
                         IjkExo2MediaPlayer player = ((IjkExo2MediaPlayer) binding.detailPlayer.getGSYVideoManager().getPlayer().getMediaPlayer());
                         MappingTrackSelector.MappedTrackInfo mappedTrackInfo = player.getTrackSelector().getCurrentMappedTrackInfo();

diff --git a/app/src/main/java/com/example/gsyvideoplayer/exosubtitle/GSYExoSubTitleDetailPlayer.java b/app/src/main/java/com/example/gsyvideoplayer/exosubtitle/GSYExoSubTitleDetailPlayer.java
@@ -4,12 +4,17 @@
 import android.os.Bundle;
 import android.view.View;
 import android.widget.ImageView;
-import android.widget.RelativeLayout;
 
 import androidx.annotation.NonNull;
 import androidx.appcompat.app.AppCompatActivity;
-import androidx.core.widget.NestedScrollView;
+import androidx.media3.common.C;
+import androidx.media3.common.TrackGroup;
+import androidx.media3.common.TrackSelectionOverride;
+import androidx.media3.common.TrackSelectionParameters;
 import androidx.media3.exoplayer.SeekParameters;
+import androidx.media3.exoplayer.source.TrackGroupArray;
+import androidx.media3.exoplayer.trackselection.MappingTrackSelector;
+import androidx.media3.exoplayer.trackselection.TrackSelector;
 
 import com.example.gsyvideoplayer.R;
 import com.example.gsyvideoplayer.databinding.ActivityDetailExoSubtitlePlayerBinding;
@@ -24,7 +29,7 @@
 import java.util.HashMap;
 import java.util.Map;
 
-import tv.danmaku.ijk.media.exo2.Exo2PlayerManager;
+import tv.danmaku.ijk.media.exo2.IjkExo2MediaPlayer;
 
 
 public class GSYExoSubTitleDetailPlayer extends AppCompatActivity {
@@ -101,10 +106,35 @@ public void onPrepared(String url, Object... objects) {
                     isPlay = true;
 
                     //设置 seek 的临近帧。
-                    if (binding.detailPlayer.getGSYVideoManager().getPlayer() instanceof Exo2PlayerManager) {
-                        ((Exo2PlayerManager) binding.detailPlayer.getGSYVideoManager().getPlayer()).setSeekParameter(SeekParameters.NEXT_SYNC);
+                    if (binding.detailPlayer.getGSYVideoManager().getPlayer() instanceof GSYExoSubTitlePlayerManager) {
+                        ((GSYExoSubTitlePlayerManager) binding.detailPlayer.getGSYVideoManager().getPlayer()).setSeekParameter(SeekParameters.NEXT_SYNC);
                         Debuger.printfError("***** setSeekParameter **** ");
                     }
+
+
+                    ///TODO 注意，用这个 M3U8 的话，内部会有内嵌字幕 embedded caption
+                    ///TODO 所以就算你加了外挂字幕，也需要再切换一次才能看到外部字幕
+                    ///TODO 这里输出所有字幕信息
+                    if (binding.detailPlayer.getGSYVideoManager().getPlayer() instanceof GSYExoSubTitlePlayerManager) {
+                        IjkExo2MediaPlayer player = ((IjkExo2MediaPlayer) binding.detailPlayer.getGSYVideoManager().getPlayer().getMediaPlayer());
+                        MappingTrackSelector.MappedTrackInfo mappedTrackInfo = player.getTrackSelector().getCurrentMappedTrackInfo();
+                        if (mappedTrackInfo != null) {
+                            for (int i = 0; i < mappedTrackInfo.getRendererCount(); i++) {
+                                TrackGroupArray rendererTrackGroups = mappedTrackInfo.getTrackGroups(i);
+                                if (C.TRACK_TYPE_TEXT == mappedTrackInfo.getRendererType(i)) { //判断是否是音轨
+                                    for (int j = 0; j < rendererTrackGroups.length; j++) {
+                                        TrackGroup trackGroup = rendererTrackGroups.get(j);
+                                        Debuger.printfError("####### Text " + trackGroup.getFormat(0).toString() + " #######");
+                                    }
+                                }
+                            }
+                        }
+                    }
+
+
+
+
+
                 }
 
                 @Override
@@ -166,6 +196,43 @@ public void onClick(View v) {
             }
         });
 
+
+        ///exo 切换音轨
+        binding.change.setOnClickListener(new View.OnClickListener() {
+            int index = 0;
+
+            @Override
+            public void onClick(View view) {
+
+                ///TODO 注意，DEMO 的 getUrl 如果 M3U8 的话，内部可能会有内嵌字幕 embedded caption
+                ///TODO 所以就算你加了外挂字幕，也需要再切换一次才能看到外部字幕
+                if (binding.detailPlayer.getGSYVideoManager().getPlayer() instanceof GSYExoSubTitlePlayerManager) {
+                    IjkExo2MediaPlayer player = ((IjkExo2MediaPlayer) binding.detailPlayer.getGSYVideoManager().getPlayer().getMediaPlayer());
+                    TrackSelector trackSelector = player.getTrackSelector();
+                    MappingTrackSelector.MappedTrackInfo mappedTrackInfo = player.getTrackSelector().getCurrentMappedTrackInfo();
+
+                    if (mappedTrackInfo != null) {
+                        for (int i = 0; i < mappedTrackInfo.getRendererCount(); i++) {
+                            TrackGroupArray rendererTrackGroups = mappedTrackInfo.getTrackGroups(i);
+                            if (C.TRACK_TYPE_TEXT == mappedTrackInfo.getRendererType(i)) { //判断是否是音轨
+                                if (index == 0) {
+                                    index = 1;
+                                } else {
+                                    index = 0;
+                                }
+                                if (rendererTrackGroups.length <= 1) {
+                                    return;
+                                }
+                                TrackGroup trackGroup = rendererTrackGroups.get(index);
+                                TrackSelectionParameters parameters = trackSelector.getParameters().buildUpon().setForceHighestSupportedBitrate(true).setOverrideForType(new TrackSelectionOverride(trackGroup, 0)).build();
+                                trackSelector.setParameters(parameters);
+                            }
+                        }
+                    }
+                }
+            }
+        });
+
         binding.detailPlayer.setSubTitle("http://img.cdn.guoshuyu.cn/subtitle2.srt");
     }
 
@@ -239,6 +306,12 @@ private GSYVideoPlayer getCurPlay() {
 
 
     private String getUrl() {
-        return "https://pointshow.oss-cn-hangzhou.aliyuncs.com/McTk51586843620689.mp4";
+
+        ///该 MP4 没有内嵌字幕
+        //return "https://pointshow.oss-cn-hangzhou.aliyuncs.com/McTk51586843620689.mp4";
+
+        ///TODO 注意，用这个 M3U8 的话，内部会有内嵌字幕 embedded caption
+        ///TODO 所以就算你加了外挂字幕，也需要再切换一次才能看到外部字幕
+        return "http://devimages.apple.com.edgekey.net/streaming/examples/bipbop_4x3/gear3/prog_index.m3u8";
     }
 }
diff --git a/app/src/main/java/com/example/gsyvideoplayer/exosubtitle/GSYExoSubTitlePlayer.java b/app/src/main/java/com/example/gsyvideoplayer/exosubtitle/GSYExoSubTitlePlayer.java
@@ -137,6 +137,8 @@ public void run() {
 
     public MediaSource getTextSource(Uri subTitle) {
         //todo C.SELECTION_FLAG_AUTOSELECT language MimeTypes
+        ///TODO 注意，如果原来视频有内嵌字幕，例如 M3U8 embedded caption
+        ///TODO 所以就算你加了外挂字幕，也需要再切换一次 track 才能看到外部字幕，具体看 GSYExoSubTitleDetailPlayer
         Format format = new Format.Builder()
             /// 其他的比如 text/x-ssa ，text/vtt，application/ttml+xml 等等
             .setSampleMimeType(MimeTypes.APPLICATION_SUBRIP)

diff --git a/app/src/main/java/com/example/gsyvideoplayer/exosubtitle/GSYExoSubTitleVideoView.java b/app/src/main/java/com/example/gsyvideoplayer/exosubtitle/GSYExoSubTitleVideoView.java
@@ -46,7 +46,7 @@ protected void init(Context context) {
         mSubtitleView = findViewById(R.id.sub_title_view);
 
 
-        mSubtitleView.setStyle(new CaptionStyleCompat(Color.RED, Color.TRANSPARENT, Color.TRANSPARENT, CaptionStyleCompat.EDGE_TYPE_NONE, CaptionStyleCompat.EDGE_TYPE_NONE, null));
+        mSubtitleView.setStyle(new CaptionStyleCompat(Color.GREEN, Color.TRANSPARENT, Color.TRANSPARENT, CaptionStyleCompat.EDGE_TYPE_NONE, CaptionStyleCompat.EDGE_TYPE_NONE, null));
         mSubtitleView.setFixedTextSize(TypedValue.COMPLEX_UNIT_DIP, 14);
     }
 

diff --git a/app/src/main/res/layout/activity_detail_exo_subtitle_player.xml b/app/src/main/res/layout/activity_detail_exo_subtitle_player.xml
@@ -34,4 +34,12 @@
         android:layout_width="match_parent"
         android:layout_height="@dimen/post_media_height" />
 
+    <Button
+        android:id="@+id/change"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_below="@id/detail_player"
+        android:layout_margin="10dp"
+        android:text="exo track txt" />
+
 </RelativeLayout>