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Commit 081d066c authored by Marco Nelissen's avatar Marco Nelissen Committed by Android (Google) Code Review
Browse files

Merge "MPEG4Extractor: Limit ID3 parsing to chunk_data_size" into rvc-dev

parents 44e8ff24 1ea84a33

media/extractors/mp4/MPEG4Extractor.cpp

+14 −3
Original line number Diff line number Diff line
@@ -2896,7 +2896,7 @@ status_t MPEG4Extractor::parseChunk(off64_t *offset, int depth) { 
                return ERROR_MALFORMED;

            }



            parseID3v2MetaData(data_offset + 6);

            parseID3v2MetaData(data_offset + 6, chunk_data_size - 6);



            break;

        }
@@ -4167,8 +4167,19 @@ status_t MPEG4Extractor::parse3GPPMetaData(off64_t offset, size_t size, int dept 
    return OK;

}



void MPEG4Extractor::parseID3v2MetaData(off64_t offset) {

    ID3 id3(mDataSource, true /* ignorev1 */, offset);

void MPEG4Extractor::parseID3v2MetaData(off64_t offset, uint64_t size) {

    uint8_t *buffer = new (std::nothrow) uint8_t[size];

    if (buffer == NULL) {

        return;

    }

    if (mDataSource->readAt(offset, buffer, size) != (ssize_t)size) {

        delete[] buffer;

        buffer = NULL;

        return;

    }



    ID3 id3(buffer, size, true /* ignorev1 */);

    delete[] buffer;



    if (id3.isValid()) {

        struct Map {

media/extractors/mp4/MPEG4Extractor.h

+1 −1
Original line number Diff line number Diff line
@@ -161,7 +161,7 @@ private: 
    status_t parseITunesMetaData(off64_t offset, size_t size);

    status_t parseColorInfo(off64_t offset, size_t size);

    status_t parse3GPPMetaData(off64_t offset, size_t size, int depth);

    void parseID3v2MetaData(off64_t offset);

    void parseID3v2MetaData(off64_t offset, uint64_t size);

    status_t parseQTMetaKey(off64_t data_offset, size_t data_size);

    status_t parseQTMetaVal(int32_t keyId, off64_t data_offset, size_t data_size);