MATROSKA_ID_VIDEOPIXELWIDTH  479 libavformat/matroskadec.c     { MATROSKA_ID_VIDEOPIXELWIDTH,     EBML_UINT,  0, offsetof(MatroskaTrackVideo, pixel_width) },
MATROSKA_ID_VIDEOPIXELWIDTH 1244 libavformat/matroskaenc.c         put_ebml_uint (pb, MATROSKA_ID_VIDEOPIXELWIDTH , par->width);