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Commit 7aa2d40b authored by Android Build Coastguard Worker's avatar Android Build Coastguard Worker
Browse files

Snap for 7783058 from 8c824b81 to sc-v2-release 

Change-Id: I4d2217fa5361b84d4c2ed2b139267373975283ec
parents ce6008fc 8c824b81

media/extractors/mp4/MPEG4Extractor.cpp

+13 −3
Original line number Original line Diff line number Diff line
@@ -157,6 +157,7 @@ private: 




    MediaBufferHelper *mBuffer;

    MediaBufferHelper *mBuffer;





    size_t mSrcBufferSize;

    uint8_t *mSrcBuffer;

    uint8_t *mSrcBuffer;





    bool mIsHeif;

    bool mIsHeif;
@@ -5083,6 +5084,7 @@ MPEG4Source::MPEG4Source( 
      mNALLengthSize(0),

      mNALLengthSize(0),

      mStarted(false),

      mStarted(false),

      mBuffer(NULL),

      mBuffer(NULL),

      mSrcBufferSize(0),

      mSrcBuffer(NULL),

      mSrcBuffer(NULL),

      mItemTable(itemTable),

      mItemTable(itemTable),

      mElstShiftStartTicks(elstShiftStartTicks),

      mElstShiftStartTicks(elstShiftStartTicks),
@@ -5264,6 +5266,7 @@ media_status_t MPEG4Source::start() { 
        // file probably specified a bad max size

        // file probably specified a bad max size

        return AMEDIA_ERROR_MALFORMED;

        return AMEDIA_ERROR_MALFORMED;

    }

    }

    mSrcBufferSize = max_size;





    mStarted = true;

    mStarted = true;
@@ -5280,6 +5283,7 @@ media_status_t MPEG4Source::stop() { 
        mBuffer = NULL;

        mBuffer = NULL;

    }

    }





    mSrcBufferSize = 0;

    delete[] mSrcBuffer;

    delete[] mSrcBuffer;

    mSrcBuffer = NULL;

    mSrcBuffer = NULL;
@@ -6467,13 +6471,19 @@ media_status_t MPEG4Source::read( 
        // Whole NAL units are returned but each fragment is prefixed by

        // Whole NAL units are returned but each fragment is prefixed by

        // the start code (0x00 00 00 01).

        // the start code (0x00 00 00 01).

        ssize_t num_bytes_read = 0;

        ssize_t num_bytes_read = 0;

        bool mSrcBufferFitsDataToRead = size <= mSrcBufferSize;

        if (mSrcBufferFitsDataToRead) {

          num_bytes_read = mDataSource->readAt(offset, mSrcBuffer, size);

          num_bytes_read = mDataSource->readAt(offset, mSrcBuffer, size);

        } else {

          // We are trying to read a sample larger than the expected max sample size.

          // Fall through and let the failure be handled by the following if.

          android_errorWriteLog(0x534e4554, "188893559");

        }





        if (num_bytes_read < (ssize_t)size) {

        if (num_bytes_read < (ssize_t)size) {

            mBuffer->release();

            mBuffer->release();

            mBuffer = NULL;

            mBuffer = NULL;



            return mSrcBufferFitsDataToRead ? AMEDIA_ERROR_IO : AMEDIA_ERROR_MALFORMED;

            return AMEDIA_ERROR_IO;

        }

        }





        uint8_t *dstData = (uint8_t *)mBuffer->data();

        uint8_t *dstData = (uint8_t *)mBuffer->data();