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@ -165,9 +165,8 @@ private:
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status_t parseTrackFragmentRun(off64_t offset, off64_t size);
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status_t parseSampleAuxiliaryInformationSizes(off64_t offset, off64_t size);
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status_t parseSampleAuxiliaryInformationOffsets(off64_t offset, off64_t size);
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status_t parseClearEncryptedSizes(
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off64_t offset, bool isSubsampleEncryption, uint32_t flags, off64_t size);
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status_t parseSampleEncryption(off64_t offset, off64_t size);
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status_t parseClearEncryptedSizes(off64_t offset, bool isSubsampleEncryption, uint32_t flags);
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status_t parseSampleEncryption(off64_t offset);
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// returns -1 for invalid layer ID
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int32_t parseHEVCLayerId(const uint8_t *data, size_t size);
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@ -5187,7 +5186,7 @@ status_t MPEG4Source::parseChunk(off64_t *offset) {
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case FOURCC("senc"): {
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status_t err;
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if ((err = parseSampleEncryption(data_offset, chunk_data_size)) != OK) {
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if ((err = parseSampleEncryption(data_offset)) != OK) {
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return err;
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}
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*offset += chunk_size;
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@ -5379,13 +5378,12 @@ status_t MPEG4Source::parseSampleAuxiliaryInformationOffsets(
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off64_t drmoffset = mCurrentSampleInfoOffsets[0]; // from moof
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drmoffset += mCurrentMoofOffset;
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size -= mCurrentMoofOffset;
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return parseClearEncryptedSizes(drmoffset, false, 0, size);
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return parseClearEncryptedSizes(drmoffset, false, 0);
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}
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status_t MPEG4Source::parseClearEncryptedSizes(
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off64_t offset, bool isSubsampleEncryption, uint32_t flags, off64_t size) {
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off64_t offset, bool isSubsampleEncryption, uint32_t flags) {
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int32_t ivlength;
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if (!AMediaFormat_getInt32(mFormat, AMEDIAFORMAT_KEY_CRYPTO_DEFAULT_IV_SIZE, &ivlength)) {
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@ -5400,14 +5398,10 @@ status_t MPEG4Source::parseClearEncryptedSizes(
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uint32_t sampleCount = mCurrentSampleInfoCount;
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if (isSubsampleEncryption) {
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if(size < 4){
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return ERROR_MALFORMED;
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}
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if (!mDataSource->getUInt32(offset, &sampleCount)) {
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return ERROR_IO;
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}
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offset += 4;
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size -= 4;
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}
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// read CencSampleAuxiliaryDataFormats
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@ -5422,15 +5416,11 @@ status_t MPEG4Source::parseClearEncryptedSizes(
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}
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memset(smpl->iv, 0, 16);
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if(size < ivlength){
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return ERROR_MALFORMED;
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}
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if (mDataSource->readAt(offset, smpl->iv, ivlength) != ivlength) {
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return ERROR_IO;
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}
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offset += ivlength;
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size -= ivlength;
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bool readSubsamples;
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if (isSubsampleEncryption) {
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@ -5445,20 +5435,13 @@ status_t MPEG4Source::parseClearEncryptedSizes(
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if (readSubsamples) {
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uint16_t numsubsamples;
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if(size < 2){
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return ERROR_MALFORMED;
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}
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if (!mDataSource->getUInt16(offset, &numsubsamples)) {
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return ERROR_IO;
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}
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offset += 2;
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size -= 2;
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for (size_t j = 0; j < numsubsamples; j++) {
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uint16_t numclear;
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uint32_t numencrypted;
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if(size < 6){
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return ERROR_MALFORMED;
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}
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if (!mDataSource->getUInt16(offset, &numclear)) {
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return ERROR_IO;
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}
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@ -5467,7 +5450,6 @@ status_t MPEG4Source::parseClearEncryptedSizes(
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return ERROR_IO;
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}
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offset += 4;
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size -= 6;
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smpl->clearsizes.add(numclear);
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smpl->encryptedsizes.add(numencrypted);
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}
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@ -5480,15 +5462,12 @@ status_t MPEG4Source::parseClearEncryptedSizes(
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return OK;
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}
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status_t MPEG4Source::parseSampleEncryption(off64_t offset, off64_t chunk_data_size) {
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status_t MPEG4Source::parseSampleEncryption(off64_t offset) {
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uint32_t flags;
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if(chunk_data_size < 4) {
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return ERROR_MALFORMED;
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}
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if (!mDataSource->getUInt32(offset, &flags)) { // actually version + flags
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return ERROR_MALFORMED;
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}
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return parseClearEncryptedSizes(offset + 4, true, flags, chunk_data_size - 4);
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return parseClearEncryptedSizes(offset + 4, true, flags);
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}
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status_t MPEG4Source::parseTrackFragmentHeader(off64_t offset, off64_t size) {
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