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-rw-r--r--media/java/android/media/MediaCodec.java22
-rw-r--r--media/java/android/media/MediaExtractor.java35
-rw-r--r--media/jni/android_media_MediaCodec.cpp6
-rw-r--r--media/jni/android_media_MediaExtractor.cpp35
-rw-r--r--media/jni/android_media_MediaExtractor.h2
5 files changed, 97 insertions, 3 deletions
diff --git a/media/java/android/media/MediaCodec.java b/media/java/android/media/MediaCodec.java
index b6b49a2..45a8b99 100644
--- a/media/java/android/media/MediaCodec.java
+++ b/media/java/android/media/MediaCodec.java
@@ -22,6 +22,7 @@ import android.media.MediaCrypto;
import android.media.MediaFormat;
import android.view.Surface;
import java.nio.ByteBuffer;
+import java.util.Arrays;
import java.util.Map;
/**
@@ -395,6 +396,27 @@ final public class MediaCodec {
* see {@link #CRYPTO_MODE_UNENCRYPTED} and {@link #CRYPTO_MODE_AES_CTR}.
*/
public int mode;
+
+ @Override
+ public String toString() {
+ StringBuilder builder = new StringBuilder();
+ builder.append(numSubSamples + " subsamples, key [");
+ String hexdigits = "0123456789abcdef";
+ for (int i = 0; i < key.length; i++) {
+ builder.append(hexdigits.charAt((key[i] & 0xf0) >> 4));
+ builder.append(hexdigits.charAt(key[i] & 0x0f));
+ }
+ builder.append("], iv [");
+ for (int i = 0; i < key.length; i++) {
+ builder.append(hexdigits.charAt((iv[i] & 0xf0) >> 4));
+ builder.append(hexdigits.charAt(iv[i] & 0x0f));
+ }
+ builder.append("], clear ");
+ builder.append(Arrays.toString(numBytesOfClearData));
+ builder.append(", encrypted ");
+ builder.append(Arrays.toString(numBytesOfEncryptedData));
+ return builder.toString();
+ }
};
/**
diff --git a/media/java/android/media/MediaExtractor.java b/media/java/android/media/MediaExtractor.java
index 749ef12..286e203 100644
--- a/media/java/android/media/MediaExtractor.java
+++ b/media/java/android/media/MediaExtractor.java
@@ -26,7 +26,10 @@ import android.net.Uri;
import java.io.FileDescriptor;
import java.io.IOException;
import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
+import java.util.HashMap;
import java.util.Map;
+import java.util.UUID;
/**
* MediaExtractor facilitates extraction of demuxed, typically encoded, media data
@@ -195,6 +198,38 @@ final public class MediaExtractor {
public native final int getTrackCount();
/**
+ * Get the PSSH info if present. This returns a map of uuid-to-bytes, with the uuid specifying
+ * the crypto scheme, and the bytes being the data specific to that scheme.
+ * {@hide}
+ */
+ public Map<UUID, byte[]> getPsshInfo() {
+ Map<UUID, byte[]> psshMap = null;
+ Map<String, Object> formatMap = getFileFormatNative();
+ if (formatMap != null && formatMap.containsKey("pssh")) {
+ ByteBuffer rawpssh = (ByteBuffer) formatMap.get("pssh");
+ rawpssh.order(ByteOrder.nativeOrder());
+ rawpssh.rewind();
+ formatMap.remove("pssh");
+ // parse the flat pssh bytebuffer into something more manageable
+ psshMap = new HashMap<UUID, byte[]>();
+ while (rawpssh.remaining() > 0) {
+ rawpssh.order(ByteOrder.BIG_ENDIAN);
+ long msb = rawpssh.getLong();
+ long lsb = rawpssh.getLong();
+ UUID uuid = new UUID(msb, lsb);
+ rawpssh.order(ByteOrder.nativeOrder());
+ int datalen = rawpssh.getInt();
+ byte [] psshdata = new byte[datalen];
+ rawpssh.get(psshdata);
+ psshMap.put(uuid, psshdata);
+ }
+ }
+ return psshMap;
+ }
+
+ private native Map<String, Object> getFileFormatNative();
+
+ /**
* Get the track format at the specified index.
* More detail on the representation can be found at {@link android.media.MediaCodec}
*/
diff --git a/media/jni/android_media_MediaCodec.cpp b/media/jni/android_media_MediaCodec.cpp
index 3a42db2..cd1d9ce 100644
--- a/media/jni/android_media_MediaCodec.cpp
+++ b/media/jni/android_media_MediaCodec.cpp
@@ -372,7 +372,7 @@ static jint throwExceptionAsNecessary(
default:
{
- jniThrowException(env, "java/lang/IllegalStateException", NULL);
+ jniThrowException(env, "java/lang/IllegalStateException", msg);
break;
}
}
@@ -455,13 +455,13 @@ static void android_media_MediaCodec_start(JNIEnv *env, jobject thiz) {
sp<JMediaCodec> codec = getMediaCodec(env, thiz);
if (codec == NULL) {
- jniThrowException(env, "java/lang/IllegalStateException", NULL);
+ jniThrowException(env, "java/lang/IllegalStateException", "no codec found");
return;
}
status_t err = codec->start();
- throwExceptionAsNecessary(env, err);
+ throwExceptionAsNecessary(env, err, "start failed");
}
static void android_media_MediaCodec_stop(JNIEnv *env, jobject thiz) {
diff --git a/media/jni/android_media_MediaExtractor.cpp b/media/jni/android_media_MediaExtractor.cpp
index 23949fa..1704d5c 100644
--- a/media/jni/android_media_MediaExtractor.cpp
+++ b/media/jni/android_media_MediaExtractor.cpp
@@ -162,6 +162,18 @@ status_t JMediaExtractor::getTrackFormat(size_t index, jobject *format) const {
return ConvertMessageToMap(env, msg, format);
}
+status_t JMediaExtractor::getFileFormat(jobject *format) const {
+ sp<AMessage> msg;
+ status_t err;
+ if ((err = mImpl->getFileFormat(&msg)) != OK) {
+ return err;
+ }
+
+ JNIEnv *env = AndroidRuntime::getJNIEnv();
+
+ return ConvertMessageToMap(env, msg, format);
+}
+
status_t JMediaExtractor::selectTrack(size_t index) {
return mImpl->selectTrack(index);
}
@@ -339,6 +351,26 @@ static jobject android_media_MediaExtractor_getTrackFormatNative(
return format;
}
+static jobject android_media_MediaExtractor_getFileFormatNative(
+ JNIEnv *env, jobject thiz) {
+ sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz);
+
+ if (extractor == NULL) {
+ jniThrowException(env, "java/lang/IllegalStateException", NULL);
+ return NULL;
+ }
+
+ jobject format;
+ status_t err = extractor->getFileFormat(&format);
+
+ if (err != OK) {
+ jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
+ return NULL;
+ }
+
+ return format;
+}
+
static void android_media_MediaExtractor_selectTrack(
JNIEnv *env, jobject thiz, jint index) {
sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz);
@@ -768,6 +800,9 @@ static JNINativeMethod gMethods[] = {
{ "getTrackCount", "()I", (void *)android_media_MediaExtractor_getTrackCount },
+ { "getFileFormatNative", "()Ljava/util/Map;",
+ (void *)android_media_MediaExtractor_getFileFormatNative },
+
{ "getTrackFormatNative", "(I)Ljava/util/Map;",
(void *)android_media_MediaExtractor_getTrackFormatNative },
diff --git a/media/jni/android_media_MediaExtractor.h b/media/jni/android_media_MediaExtractor.h
index 03900db..ccbad8c 100644
--- a/media/jni/android_media_MediaExtractor.h
+++ b/media/jni/android_media_MediaExtractor.h
@@ -45,6 +45,8 @@ struct JMediaExtractor : public RefBase {
size_t countTracks() const;
status_t getTrackFormat(size_t index, jobject *format) const;
+ status_t getFileFormat(jobject *format) const;
+
status_t selectTrack(size_t index);
status_t unselectTrack(size_t index);
generated by cgit v1.1 at 2025-11-29 22:53:24 +0000