Fix Bug 1479670 OpenH264: member access within null pointer of type 'struct TagSliceHeaders' in codec/decoder/core/src/decoder_core.cpp
Fix Bug 1479670
OpenH264: member access within null pointer of type 'struct TagSliceHeaders' in codec/decoder/core/src/decoder_core.cpp

GuangweiWang/openh264,cisco/openh264,cisco/openh264,shihuade/openh264,cisco/openh264,shihuade/openh264,GuangweiWang/openh264,mstorsjo/openh264,GuangweiWang/openh264,GuangweiWang/openh264,ruil2/openh264,mstorsjo/openh264,ruil2/openh264,mstorsjo/openh264,shihuade/openh264,ruil2/openh264,GuangweiWang/openh264,ruil2/openh264,shihuade/openh264,shihuade/openh264,cisco/openh264,cisco/openh264,cisco/openh264,ruil2/openh264,cisco/openh264,GuangweiWang/openh264,mstorsjo/openh264,mstorsjo/openh264,mstorsjo/openh264,GuangweiWang/openh264,ruil2/openh264,ruil2/openh264,mstorsjo/openh264,shihuade/openh264,shihuade/openh264