Merge "Implement getParserNames" into rvc-dev (16732b1f) · Commits · e / os / android_frameworks_base

apex/media/framework/java/android/media/MediaParser.java

+75 −2

Original line number	Diff line number	Diff line
		@@ -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.