C2SoftMpeg4Enc: Handle yStride not equal to aligned width

mpeg4 encoder doesn't support a stride that is not equal to align(width, 16)
In such cases copy the input to an intermediate buffer and use that for
encoding

Bug: 136962421
Bug: 139921039
Test: tested few nv12 and i420 encoding

Change-Id: I5a8adfc48aff79f52852be94bb46c10e7f9a0469

media/codec2/components/mpeg4_h263/C2SoftMpeg4Enc.cpp

@@ -517,9 +517,11 @@ void C2SoftMpeg4Enc::process(
             if (layout.planes[layout.PLANE_Y].colInc == 1
                     && layout.planes[layout.PLANE_U].colInc == 1
                     && layout.planes[layout.PLANE_V].colInc == 1
+                    && yStride == align(width, 16)
                     && uStride == vStride
                     && yStride == 2 * vStride) {
-                // I420 compatible - planes are already set up above
+                // I420 compatible with yStride being equal to aligned width
+                // planes are already set up above
                 break;
             }