Fix offset adjustment when skipping off-spec meta chunk (8ee36852) · Commits · e / os / android_frameworks_av

media/libstagefright/MPEG4Extractor.cpp

+3 −3

Original line number	Diff line number	Diff line
		@@ -1776,13 +1776,13 @@ status_t MPEG4Extractor::parseChunk(off64_t *offset, int depth) {
		if (!isParsingMetaKeys) {
		uint8_t buffer[4];
		if (chunk_data_size < (off64_t)sizeof(buffer)) {
		*offset += chunk_size;
		*offset = stop_offset;
		return ERROR_MALFORMED;
		}

		if (mDataSource->readAt(
		data_offset, buffer, 4) < 4) {
		*offset += chunk_size;
		*offset = stop_offset;
		return ERROR_IO;
		}

		@@ -1793,7 +1793,7 @@ status_t MPEG4Extractor::parseChunk(off64_t *offset, int depth) {
		// apparently malformed chunks that don't have flags
		// and completely different semantics than what's
		// in the MPEG4 specs and skip it.
		*offset += chunk_size;
		*offset = stop_offset;
		return OK;
		}
		*offset += sizeof(buffer);