AV_PICTURE_STRUCTURE_FRAME  149 libavcodec/av1_parser.c         ctx->picture_structure = AV_PICTURE_STRUCTURE_FRAME;
AV_PICTURE_STRUCTURE_FRAME  511 libavcodec/h264_parser.c                 s->picture_structure = AV_PICTURE_STRUCTURE_FRAME;
AV_PICTURE_STRUCTURE_FRAME  541 libavcodec/h264_parser.c                     p->last_picture_structure != AV_PICTURE_STRUCTURE_FRAME &&
AV_PICTURE_STRUCTURE_FRAME   49 libavcodec/vp8_parser.c     s->picture_structure = AV_PICTURE_STRUCTURE_FRAME;