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Implement getParserNames am: a4bc3a52e0

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Change-Id: I25485ca9eba422fba22b699243d432731d616858
This commit is contained in:
Santiago Seifert
2020-03-24 22:07:27 +00:00
committed by Automerger Merge Worker
parent 05772e1c70 a4bc3a52e0
commit 0c9b583934
1 changed files with 75 additions and 2 deletions
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77
apex/media/framework/java/android/media/MediaParser.java
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@@ -52,6 +52,7 @@ import com.google.android.exoplayer2.upstream.DataSource;
import com.google.android.exoplayer2.upstream.DataSpec;
import com.google.android.exoplayer2.upstream.TransferListener;
import com.google.android.exoplayer2.util.ParsableByteArray;
import com.google.android.exoplayer2.util.Util;
import com.google.android.exoplayer2.video.ColorInfo;
import java.io.EOFException;
@@ -60,6 +61,7 @@ import java.io.InterruptedIOException;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.LinkedHashMap;
@@ -688,12 +690,83 @@ public final class MediaParser {
* Returns an immutable list with the names of the parsers that are suitable for container
* formats with the given {@link MediaFormat}.
*
* <p>TODO: List which properties are taken into account. E.g. MimeType.
* <p>A parser supports a {@link MediaFormat} if the mime type associated with {@link
* MediaFormat#KEY_MIME} corresponds to the supported container format.
*
* @param mediaFormat The {@link MediaFormat} to check support for.
* @return The parser names that support the given {@code mediaFormat}, or the list of all
* parsers available if no container specific format information is provided.
*/
@NonNull
@ParserName
public static List<String> getParserNames(@NonNull MediaFormat mediaFormat) {
throw new UnsupportedOperationException();
String mimeType = mediaFormat.getString(MediaFormat.KEY_MIME);
mimeType = mimeType == null ? null : Util.toLowerInvariant(mimeType.trim());
if (TextUtils.isEmpty(mimeType)) {
// No MIME type provided. Return all.
return Collections.unmodifiableList(
new ArrayList<>(EXTRACTOR_FACTORIES_BY_NAME.keySet()));
}
ArrayList<String> result = new ArrayList<>();
switch (mimeType) {
case "video/x-matroska":
case "audio/x-matroska":
case "video/x-webm":
case "audio/x-webm":
result.add(PARSER_NAME_MATROSKA);
break;
case "video/mp4":
case "audio/mp4":
case "application/mp4":
result.add(PARSER_NAME_MP4);
result.add(PARSER_NAME_FMP4);
break;
case "audio/mpeg":
result.add(PARSER_NAME_MP3);
break;
case "audio/aac":
result.add(PARSER_NAME_ADTS);
break;
case "audio/ac3":
result.add(PARSER_NAME_AC3);
break;
case "video/mp2t":
case "audio/mp2t":
result.add(PARSER_NAME_TS);
break;
case "video/x-flv":
result.add(PARSER_NAME_FLV);
break;
case "video/ogg":
case "audio/ogg":
case "application/ogg":
result.add(PARSER_NAME_OGG);
break;
case "video/mp2p":
case "video/mp1s":
result.add(PARSER_NAME_PS);
break;
case "audio/vnd.wave":
case "audio/wav":
case "audio/wave":
case "audio/x-wav":
result.add(PARSER_NAME_WAV);
break;
case "audio/amr":
result.add(PARSER_NAME_AMR);
break;
case "audio/ac4":
result.add(PARSER_NAME_AC4);
break;
case "audio/flac":
case "audio/x-flac":
result.add(PARSER_NAME_FLAC);
break;
default:
// No parsers support the given mime type. Do nothing.
break;
}
return Collections.unmodifiableList(result);
}
// Private fields.