static jbyteArray wseemann_media_FFmpegMediaMetadataRetriever_getEmbeddedPicture(JNIEnv *env, jobject thiz)
{
//__android_log_write(ANDROID_LOG_INFO, LOG_TAG, "getEmbeddedPicture");
MediaMetadataRetriever* retriever = getRetriever(env, thiz);
if (retriever == 0) {
jniThrowException(env, "java/lang/IllegalStateException", "No retriever available");
return NULL;
}
AVPacket packet;
av_init_packet(&packet);
jbyteArray array = NULL;
if (retriever->extractAlbumArt(&packet) == 0) {
int size = packet.size;
uint8_t* data = packet.data;
array = env->NewByteArray(size);
if (!array) { // OutOfMemoryError exception has already been thrown.
//__android_log_print(ANDROID_LOG_ERROR, LOG_TAG, "getEmbeddedPicture: OutOfMemoryError is thrown.");
} else {
//__android_log_print(ANDROID_LOG_INFO, LOG_TAG, "getEmbeddedPicture: Found album art.");
jbyte* bytes = env->GetByteArrayElements(array, NULL);
if (bytes != NULL) {
memcpy(bytes, data, size);
env->ReleaseByteArrayElements(array, bytes, 0);
}
}
}
av_free_packet(&packet);
return array;
}
static void android_media_MediaMetadataRetriever_setDataSourceFD(JNIEnv *env, jobject thiz, jobject fileDescriptor, jlong offset, jlong length)
{
ALOGV("setDataSource Fd");
MediaMetadataRetriever* retriever = getRetriever(env, thiz);
if (retriever == 0) {
jniThrowException(env, "java/lang/IllegalStateException", "No retriever available");
return;
}
if (!fileDescriptor) {
jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
return;
}
int fd = jniGetFDFromFileDescriptor(env, fileDescriptor);
if (offset < 0 || length < 0 || fd < 0) {
if (offset < 0) {
ALOGE("negative offset (%lld)", offset);
}
if (length < 0) {
ALOGE("negative length (%lld)", length);
}
if (fd < 0) {
ALOGE("invalid file descriptor");
}
jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
return;
}
process_media_retriever_call(env, retriever->setDataSource(fd, offset, length), "java/lang/RuntimeException", "setDataSource failed");
}
static jobject wseemann_media_FFmpegMediaMetadataRetriever_extractMetadataFromChapter(JNIEnv *env, jobject thiz, jstring jkey, jint chapter)
{
//__android_log_write(ANDROID_LOG_INFO, LOG_TAG, "extractMetadataFromChapter");
MediaMetadataRetriever* retriever = getRetriever(env, thiz);
if (retriever == 0) {
jniThrowException(env, "java/lang/IllegalStateException", "No retriever available");
return NULL;
}
if (!jkey) {
jniThrowException(env, "java/lang/IllegalArgumentException", "Null pointer");
return NULL;
}
const char *key = env->GetStringUTFChars(jkey, NULL);
if (!key) { // OutOfMemoryError exception already thrown
return NULL;
}
if (chapter <= 0) {
return NULL;
}
const char* value = retriever->extractMetadataFromChapter(key, chapter);
if (!value) {
//__android_log_write(ANDROID_LOG_INFO, LOG_TAG, "extractMetadata: Metadata is not found");
return NULL;
}
//__android_log_print(ANDROID_LOG_INFO, LOG_TAG, "extractMetadata: value (%s) for keyCode(%s)", value, key);
env->ReleaseStringUTFChars(jkey, key);
return env->NewStringUTF(value);
}
static jbyteArray wseemann_media_FFmpegMediaMetadataRetriever_getScaledFrameAtTime(JNIEnv *env, jobject thiz, jlong timeUs, jint option, jint width, jint height)
{
//__android_log_write(ANDROID_LOG_INFO, LOG_TAG, "getScaledFrameAtTime");
MediaMetadataRetriever* retriever = getRetriever(env, thiz);
if (retriever == 0) {
jniThrowException(env, "java/lang/IllegalStateException", "No retriever available");
return NULL;
}
AVPacket packet;
av_init_packet(&packet);
jbyteArray array = NULL;
if (retriever->getScaledFrameAtTime(timeUs, option, &packet, width, height) == 0) {
int size = packet.size;
uint8_t* data = packet.data;
array = env->NewByteArray(size);
if (!array) { // OutOfMemoryError exception has already been thrown.
__android_log_print(ANDROID_LOG_ERROR, LOG_TAG, "getFrameAtTime: OutOfMemoryError is thrown.");
} else {
//__android_log_print(ANDROID_LOG_INFO, LOG_TAG, "getFrameAtTime: Got frame.");
jbyte* bytes = env->GetByteArrayElements(array, NULL);
if (bytes != NULL) {
memcpy(bytes, data, size);
env->ReleaseByteArrayElements(array, bytes, 0);
}
}
}
av_free_packet(&packet);
return array;
}
static void wseemann_media_FFmpegMediaMetadataRetriever_setDataSourceFD(JNIEnv *env, jobject thiz, jobject fileDescriptor, jlong offset, jlong length)
{
__android_log_write(ANDROID_LOG_VERBOSE, LOG_TAG, "setDataSource");
MediaMetadataRetriever* retriever = getRetriever(env, thiz);
if (retriever == 0) {
jniThrowException(env, "java/lang/IllegalStateException", "No retriever available");
return;
}
if (!fileDescriptor) {
jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
return;
}
int fd = jniGetFDFromFileDescriptor(env, fileDescriptor);
if (offset < 0 || length < 0 || fd < 0) {
if (offset < 0) {
__android_log_print(ANDROID_LOG_ERROR, LOG_TAG, "negative offset (%lld)", offset);
}
if (length < 0) {
__android_log_print(ANDROID_LOG_ERROR, LOG_TAG, "negative length (%lld)", length);
}
if (fd < 0) {
__android_log_write(ANDROID_LOG_ERROR, LOG_TAG, "invalid file descriptor");
}
jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
return;
}
process_media_retriever_call(env, retriever->setDataSource(fd, offset, length), "java/lang/RuntimeException", "setDataSource failed");
}
//MTK Begin
static void android_media_MediaMetadataRetriever_setThumbnail(JNIEnv *env, jobject thiz, jboolean isThumbnail)
{
ALOGV("setThumbnail");
MediaMetadataRetriever* retriever = getRetriever(env, thiz);
if (retriever == 0) {
jniThrowException(env, "java/lang/IllegalStateException", "No retriever available");
return;
}
process_media_retriever_call(env, retriever->setThumbnail(isThumbnail), "java/lang/RuntimeException", "setThumbnail failed");
}
static void
android_media_MediaMetadataRetriever_setDataSourceAndHeaders(
JNIEnv *env, jobject thiz, jstring path,
jobjectArray keys, jobjectArray values) {
ALOGV("setDataSource Path");
MediaMetadataRetriever* retriever = getRetriever(env, thiz);
if (retriever == 0) {
jniThrowException(
env,
"java/lang/IllegalStateException", "No retriever available");
return;
}
if (!path) {
jniThrowException(
env, "java/lang/IllegalArgumentException", "Null pointer");
return;
}
const char *tmp = env->GetStringUTFChars(path, NULL);
if (!tmp) { // OutOfMemoryError exception already thrown
return;
}
String8 pathStr(tmp);
env->ReleaseStringUTFChars(path, tmp);
tmp = NULL;
// Don't let somebody trick us in to reading some random block of memory
if (strncmp("mem://", pathStr.string(), 6) == 0) {
jniThrowException(
env, "java/lang/IllegalArgumentException", "Invalid pathname");
return;
}
// We build a similar KeyedVector out of it.
KeyedVector<String8, String8> headersVector;
if (!ConvertKeyValueArraysToKeyedVector(
env, keys, values, &headersVector)) {
return;
}
process_media_retriever_call(
env,
retriever->setDataSource(
pathStr.string(), headersVector.size() > 0 ? &headersVector : NULL),
"java/lang/RuntimeException",
"setDataSource failed");
}
static jobject android_media_MediaMetadataRetriever_extractMetadata(JNIEnv *env, jobject thiz, jint keyCode)
{
ALOGV("extractMetadata");
MediaMetadataRetriever* retriever = getRetriever(env, thiz);
if (retriever == 0) {
jniThrowException(env, "java/lang/IllegalStateException", "No retriever available");
return NULL;
}
const char* value = retriever->extractMetadata(keyCode);
if (!value) {
ALOGV("extractMetadata: Metadata is not found");
return NULL;
}
ALOGV("extractMetadata: value (%s) for keyCode(%d)", value, keyCode);
return env->NewStringUTF(value);
}
static void android_media_MediaMetadataRetriever_setRetriveverSvctxPath(JNIEnv *env, jobject thiz, jstring p_svctx_path)
{
ALOGV("setRetriveverSvctxPath");
MediaMetadataRetriever* retriever = getRetriever(env, thiz);
if (retriever == 0) {
jniThrowException(env, "java/lang/IllegalStateException", "No retriever available");
return ;
}
const char* ptemp_path = NULL;
ptemp_path = env->GetStringUTFChars(p_svctx_path, NULL);
ALOGD("ptemp_path %s\n",ptemp_path);
process_media_retriever_call(env,
retriever->setRetriveverSvctxPath(ptemp_path),
"java/lang/RuntimeException",
"setRetriveverSvctxPath failed");
}
static jobject
wseemann_media_FFmpegMediaMetadataRetriever_getMetadata(JNIEnv *env, jobject thiz, jboolean update_only,
jboolean apply_filter, jobject reply)
{
//__android_log_write(ANDROID_LOG_INFO, LOG_TAG, "getMetadata");
MediaMetadataRetriever* retriever = getRetriever(env, thiz);
if (retriever == NULL ) {
jniThrowException(env, "java/lang/IllegalStateException", NULL);
return JNI_FALSE;
}
// On return metadata is positioned at the beginning of the
// metadata. Note however that the parcel actually starts with the
// return code so you should not rewind the parcel using
// setDataPosition(0).
AVDictionary *metadata = NULL;
if (retriever->getMetadata(update_only, apply_filter, &metadata) == 0) {
jclass hashMap_Clazz = env->FindClass("java/util/HashMap");
jmethodID gHashMap_initMethodID = env->GetMethodID(hashMap_Clazz, "<init>", "()V");
jobject map = env->NewObject(hashMap_Clazz, gHashMap_initMethodID);
jmethodID gHashMap_putMethodID = env->GetMethodID(hashMap_Clazz, "put", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
int i = 0;
for (i = 0; i < metadata->count; i++) {
jstring jKey = NewStringUTF(env, metadata->elems[i].key);
jstring jValue = NewStringUTF(env, metadata->elems[i].value);
(jobject) env->CallObjectMethod(map, gHashMap_putMethodID, jKey, jValue);
env->DeleteLocalRef(jKey);
env->DeleteLocalRef(jValue);
}
if (metadata) {
av_dict_free(&metadata);
}
return map;
} else {
return reply;
}
}
static jbyteArray android_media_MediaMetadataRetriever_getEmbeddedPicture(
JNIEnv *env, jobject thiz, jint pictureType)
{
ALOGV("getEmbeddedPicture: %d", pictureType);
MediaMetadataRetriever* retriever = getRetriever(env, thiz);
if (retriever == 0) {
jniThrowException(env, "java/lang/IllegalStateException", "No retriever available");
return NULL;
}
MediaAlbumArt* mediaAlbumArt = NULL;
// FIXME:
// Use pictureType to retrieve the intended embedded picture and also change
// the method name to getEmbeddedPicture().
sp<IMemory> albumArtMemory = retriever->extractAlbumArt();
if (albumArtMemory != 0) { // cast the shared structure to a MediaAlbumArt object
mediaAlbumArt = static_cast<MediaAlbumArt *>(albumArtMemory->pointer());
}
if (mediaAlbumArt == NULL) {
ALOGE("getEmbeddedPicture: Call to getEmbeddedPicture failed.");
return NULL;
}
unsigned int len = mediaAlbumArt->mSize;
char* data = (char*) mediaAlbumArt + sizeof(MediaAlbumArt);
jbyteArray array = env->NewByteArray(len);
if (!array) { // OutOfMemoryError exception has already been thrown.
ALOGE("getEmbeddedPicture: OutOfMemoryError is thrown.");
} else {
jbyte* bytes = env->GetByteArrayElements(array, NULL);
if (bytes != NULL) {
memcpy(bytes, data, len);
env->ReleaseByteArrayElements(array, bytes, 0);
}
}
// No need to delete mediaAlbumArt here
return array;
}
static jobject android_media_MediaMetadataRetriever_getFrameAtTime(JNIEnv *env, jobject thiz, jlong timeUs, jint option)
{
ALOGV("getFrameAtTime: %lld us option: %d", timeUs, option);
MediaMetadataRetriever* retriever = getRetriever(env, thiz);
if (retriever == 0) {
jniThrowException(env, "java/lang/IllegalStateException", "No retriever available");
return NULL;
}
// Call native method to retrieve a video frame
VideoFrame *videoFrame = NULL;
sp<IMemory> frameMemory = retriever->getFrameAtTime(timeUs, option);
if (frameMemory != 0) { // cast the shared structure to a VideoFrame object
videoFrame = static_cast<VideoFrame *>(frameMemory->pointer());
}
if (videoFrame == NULL) {
ALOGE("getFrameAtTime: videoFrame is a NULL pointer");
return NULL;
}
ALOGV("Dimension = %dx%d and bytes = %d",
videoFrame->mDisplayWidth,
videoFrame->mDisplayHeight,
videoFrame->mSize);
jobject config = env->CallStaticObjectMethod(
fields.configClazz,
fields.createConfigMethod,
SkBitmap::kRGB_565_Config);
size_t width, height;
bool swapWidthAndHeight = false;
if (videoFrame->mRotationAngle == 90 || videoFrame->mRotationAngle == 270) {
width = videoFrame->mHeight;
height = videoFrame->mWidth;
swapWidthAndHeight = true;
} else {
width = videoFrame->mWidth;
height = videoFrame->mHeight;
}
jobject jBitmap = env->CallStaticObjectMethod(
fields.bitmapClazz,
fields.createBitmapMethod,
width,
height,
config);
SkBitmap *bitmap =
(SkBitmap *) env->GetIntField(jBitmap, fields.nativeBitmap);
bitmap->lockPixels();
rotate((uint16_t*)bitmap->getPixels(),
(uint16_t*)((char*)videoFrame + sizeof(VideoFrame)),
videoFrame->mWidth,
videoFrame->mHeight,
videoFrame->mRotationAngle);
bitmap->unlockPixels();
if (videoFrame->mDisplayWidth != videoFrame->mWidth ||
videoFrame->mDisplayHeight != videoFrame->mHeight) {
size_t displayWidth = videoFrame->mDisplayWidth;
size_t displayHeight = videoFrame->mDisplayHeight;
if (swapWidthAndHeight) {
displayWidth = videoFrame->mDisplayHeight;
displayHeight = videoFrame->mDisplayWidth;
}
ALOGV("Bitmap dimension is scaled from %dx%d to %dx%d",
width, height, displayWidth, displayHeight);
jobject scaledBitmap = env->CallStaticObjectMethod(fields.bitmapClazz,
fields.createScaledBitmapMethod,
jBitmap,
displayWidth,
displayHeight,
true);
return scaledBitmap;
}
return jBitmap;
}
static void
wseemann_media_FFmpegMediaMetadataRetriever_setDataSourceAndHeaders(
JNIEnv *env, jobject thiz, jstring path,
jobjectArray keys, jobjectArray values) {
__android_log_write(ANDROID_LOG_VERBOSE, LOG_TAG, "setDataSource");
MediaMetadataRetriever* retriever = getRetriever(env, thiz);
if (retriever == 0) {
jniThrowException(env, "java/lang/IllegalStateException", "No retriever available");
return;
}
if (!path) {
jniThrowException(env, "java/lang/IllegalArgumentException", "Null pointer");
return;
}
const char *tmp = env->GetStringUTFChars(path, NULL);
if (!tmp) { // OutOfMemoryError exception already thrown
return;
}
// Don't let somebody trick us in to reading some random block of memory
if (strncmp("mem://", tmp, 6) == 0) {
jniThrowException(env, "java/lang/IllegalArgumentException", "Invalid pathname");
return;
}
// Workaround for FFmpeg ticket #998
// "must convert mms://... streams to mmsh://... for FFmpeg to work"
char *restrict_to = strstr(tmp, "mms://");
if (restrict_to) {
strncpy(restrict_to, "mmsh://", 6);
puts(tmp);
}
char *headers = NULL;
if (keys && values != NULL) {
int keysCount = env->GetArrayLength(keys);
int valuesCount = env->GetArrayLength(values);
if (keysCount != valuesCount) {
__android_log_print(ANDROID_LOG_ERROR, LOG_TAG, "keys and values arrays have different length");
jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
return;
}
int i = 0;
const char *rawString = NULL;
char hdrs[2048];
for (i = 0; i < keysCount; i++) {
jstring key = (jstring) env->GetObjectArrayElement(keys, i);
rawString = env->GetStringUTFChars(key, NULL);
strcat(hdrs, rawString);
strcat(hdrs, ": ");
env->ReleaseStringUTFChars(key, rawString);
jstring value = (jstring) env->GetObjectArrayElement(values, i);
rawString = env->GetStringUTFChars(value, NULL);
strcat(hdrs, rawString);
strcat(hdrs, "\r\n");
env->ReleaseStringUTFChars(value, rawString);
}
headers = &hdrs[0];
}
process_media_retriever_call(
env,
retriever->setDataSource(tmp, headers),
"java/lang/IllegalArgumentException",
"setDataSource failed");
env->ReleaseStringUTFChars(path, tmp);
tmp = NULL;
}