Bug: 111407253 Test: manual, CTS Change-Id: I8aeb44ceeb831bb558cac1123f0aaade8163abf8gugelfrei
parent
fdd42e9535
commit
4d026f5583
@ -1 +0,0 @@
|
||||
../../media/libmediaextractor/include/media/VorbisComment.h
|
@ -1,151 +0,0 @@
|
||||
/*
|
||||
* Copyright (C) 2018 The Android Open Source Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
//#define LOG_NDEBUG 0
|
||||
#define LOG_TAG "VorbisComment"
|
||||
#include <utils/Log.h>
|
||||
|
||||
#include "media/VorbisComment.h"
|
||||
|
||||
#include <media/stagefright/foundation/base64.h>
|
||||
#include <media/stagefright/foundation/ABuffer.h>
|
||||
#include <media/stagefright/foundation/AString.h>
|
||||
#include <media/stagefright/foundation/ByteUtils.h>
|
||||
#include <media/stagefright/MetaDataBase.h>
|
||||
|
||||
namespace android {
|
||||
|
||||
static void extractAlbumArt(
|
||||
MetaDataBase *fileMeta, const void *data, size_t size) {
|
||||
ALOGV("extractAlbumArt from '%s'", (const char *)data);
|
||||
|
||||
sp<ABuffer> flacBuffer = decodeBase64(AString((const char *)data, size));
|
||||
if (flacBuffer == NULL) {
|
||||
ALOGE("malformed base64 encoded data.");
|
||||
return;
|
||||
}
|
||||
|
||||
size_t flacSize = flacBuffer->size();
|
||||
uint8_t *flac = flacBuffer->data();
|
||||
ALOGV("got flac of size %zu", flacSize);
|
||||
|
||||
uint32_t picType;
|
||||
uint32_t typeLen;
|
||||
uint32_t descLen;
|
||||
uint32_t dataLen;
|
||||
char type[128];
|
||||
|
||||
if (flacSize < 8) {
|
||||
return;
|
||||
}
|
||||
|
||||
picType = U32_AT(flac);
|
||||
|
||||
if (picType != 3) {
|
||||
// This is not a front cover.
|
||||
return;
|
||||
}
|
||||
|
||||
typeLen = U32_AT(&flac[4]);
|
||||
if (typeLen > sizeof(type) - 1) {
|
||||
return;
|
||||
}
|
||||
|
||||
// we've already checked above that flacSize >= 8
|
||||
if (flacSize - 8 < typeLen) {
|
||||
return;
|
||||
}
|
||||
|
||||
memcpy(type, &flac[8], typeLen);
|
||||
type[typeLen] = '\0';
|
||||
|
||||
ALOGV("picType = %d, type = '%s'", picType, type);
|
||||
|
||||
if (!strcmp(type, "-->")) {
|
||||
// This is not inline cover art, but an external url instead.
|
||||
return;
|
||||
}
|
||||
|
||||
if (flacSize < 32 || flacSize - 32 < typeLen) {
|
||||
return;
|
||||
}
|
||||
|
||||
descLen = U32_AT(&flac[8 + typeLen]);
|
||||
if (flacSize - 32 - typeLen < descLen) {
|
||||
return;
|
||||
}
|
||||
|
||||
dataLen = U32_AT(&flac[8 + typeLen + 4 + descLen + 16]);
|
||||
|
||||
// we've already checked above that (flacSize - 32 - typeLen - descLen) >= 0
|
||||
if (flacSize - 32 - typeLen - descLen < dataLen) {
|
||||
return;
|
||||
}
|
||||
|
||||
ALOGV("got image data, %zu trailing bytes",
|
||||
flacSize - 32 - typeLen - descLen - dataLen);
|
||||
|
||||
fileMeta->setData(
|
||||
kKeyAlbumArt, 0, &flac[8 + typeLen + 4 + descLen + 20], dataLen);
|
||||
}
|
||||
|
||||
void parseVorbisComment(
|
||||
MetaDataBase *fileMeta, const char *comment, size_t commentLength)
|
||||
{
|
||||
struct {
|
||||
const char *const mTag;
|
||||
uint32_t mKey;
|
||||
} kMap[] = {
|
||||
{ "TITLE", kKeyTitle },
|
||||
{ "ARTIST", kKeyArtist },
|
||||
{ "ALBUMARTIST", kKeyAlbumArtist },
|
||||
{ "ALBUM ARTIST", kKeyAlbumArtist },
|
||||
{ "COMPILATION", kKeyCompilation },
|
||||
{ "ALBUM", kKeyAlbum },
|
||||
{ "COMPOSER", kKeyComposer },
|
||||
{ "GENRE", kKeyGenre },
|
||||
{ "AUTHOR", kKeyAuthor },
|
||||
{ "TRACKNUMBER", kKeyCDTrackNumber },
|
||||
{ "DISCNUMBER", kKeyDiscNumber },
|
||||
{ "DATE", kKeyDate },
|
||||
{ "YEAR", kKeyYear },
|
||||
{ "LYRICIST", kKeyWriter },
|
||||
{ "METADATA_BLOCK_PICTURE", kKeyAlbumArt },
|
||||
{ "ANDROID_LOOP", kKeyAutoLoop },
|
||||
};
|
||||
|
||||
for (size_t j = 0; j < sizeof(kMap) / sizeof(kMap[0]); ++j) {
|
||||
size_t tagLen = strlen(kMap[j].mTag);
|
||||
if (!strncasecmp(kMap[j].mTag, comment, tagLen)
|
||||
&& comment[tagLen] == '=') {
|
||||
if (kMap[j].mKey == kKeyAlbumArt) {
|
||||
extractAlbumArt(
|
||||
fileMeta,
|
||||
&comment[tagLen + 1],
|
||||
commentLength - tagLen - 1);
|
||||
} else if (kMap[j].mKey == kKeyAutoLoop) {
|
||||
if (!strcasecmp(&comment[tagLen + 1], "true")) {
|
||||
fileMeta->setInt32(kKeyAutoLoop, true);
|
||||
}
|
||||
} else {
|
||||
fileMeta->setCString(kMap[j].mKey, &comment[tagLen + 1]);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
} // namespace android
|
@ -1,30 +0,0 @@
|
||||
/*
|
||||
* Copyright (C) 2018 The Android Open Source Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
|
||||
#ifndef VORBIS_COMMENT_H_
|
||||
#define VORBIS_COMMENT_H_
|
||||
|
||||
namespace android {
|
||||
|
||||
class MetaDataBase;
|
||||
|
||||
void parseVorbisComment(
|
||||
MetaDataBase *fileMeta, const char *comment, size_t commentLength);
|
||||
|
||||
} // namespace android
|
||||
|
||||
#endif // VORBIS_COMMENT_H_
|
Loading…
Reference in new issue